Install the cartridge
Contents
1. Cartridge Print Height 1 000 a mm File Tools Editing Dimatix Model Fluid 2 Cartridge Settings Start of Printing Spit Purge Spit During Printing None Run every 5 bands OR 240 0 E seconds M End of Printing None Select E dit While Idle di e Select E dit Run every 300 0 D seconds Masdar 41 INSTITUTE The Waveform Editor e Make sure the fluid meets the cartridge specification in terms of viscosity surface tension and density Maximum Jetting Frequency kHz 20 0 Pr gt e This is the most powerful g Ez NEE sel us z screen in the control software E regarding jetting fluids 4 avo Cao e Onthis screen you control the wn TS qe shape of the pulse to the nozzle to eject a drop To adjust a segment simply point your arrow to it and click on it The selected segment will change from blue to red 42 Masdar E The Waveform Editor Waveform editor window explanation Waveform Editor C Program FilesWimatixWrop Manager Settings Waveforms Wimatix Model Fluid AE File Jetting Waveform This is the negative section that draws fluid into the pumping chamber Followed by a hold settling time Individual Segment Controls Level 0 Y SlewRate 065 4H D Duration us 3 584 27 D gt Delete Segmen Width ps Ove2. Pattern Editor How to work with B W bitmaps Cartridge mounting angle Offset Adjustment Print Test Pattern Print Masda 69 INSTITUTE Pattern To Print Leader bar width Gap between leader bar and print pattern Center to center drop distance for neighboring drops for the entire file rare J 53 Number of repetitions e fe Minimum substrate size to fit the whole pattern of this pattern and pause TR A lapa iere d Leen Ie Geen peun aem E lr era Intelauer Deby per IN TIE 0 Ni Distance between copies Pattern block array offset 4 Faten Block Array of pattern block arrays X Start mm A mm A Fitch mm A a a T 10 000 30 000 55 O00 LAT Y Hei i SCH ez 40 000 43 000 2 y HH Number of copies a Pattern block array size O in x and y direction Pattern Block Drop Fostiore X Start mm CW idth mm Y Count Increment Value Preview Drops 35 000 3 000 D 000 w CI SS Values for EE 20 000 10000 CN 75651 Delete 0 Total number of drops for Xstatt Ystartt gt Xwiatnt gt Y height eiii iselanala d kat aka e WO Height Count SEN Com e nignaigntea rectangle Dicom em 1000 200 Te 151 Values for rectangle 2 38000 ai j 3066 j t Xstanz2 Ystart2 Xwidth2 Vheight2 Number of drops in x and y direction for this rows rectangle Pattern To Print e Dimatix Pattern Editor x trate S Dimensions Leader Ba
3. 3 4 Third pulse width us Optimizing the Waveform e The delay 100 us is very ee convenient because it allows Delay fe e Strobe Delay 54 microseconds rapidly calculating the drop A speed Drop Viewing Speed 17 Position 300 em m drop 100 us 100 A ge e This means that the waveform should be adjusted so that drops are between the 600um and the 1000um line e Drops can be also moved by slightly increasing the voltage Masdar G 52 INSTITUTE Optimizing the Waveform By reducing the strobe delay we can check the drop formation at the nozzles Ligament drop formation mechanics Now the objective is to balance the drop formation characteristics with IET waverorm the drop velocities weng How does a good drop look like Segments 4 and 5 will have more effect on the ligament Segments 1 and 2 have more effect on the overall velocity of the main droplet Masdar 53 INSTITUTE Optimizing the Waveform e By increasing Segment 5 amplitude The ligament becomes shorter good The velocity reduces bad SC Waveform Editor S MDD Applications Engineering Test Results Waveform DevelopmentWevelopm File Jetting Wavetorm TndividualSegment Controls SSCS 3 008us Level z 100 Slew Rate 100 a a Duration ps Boos 3 4 Add Segment Delete Sec Overall Waveform Controls Duration fos Scaler 03 z Wid
4. Fujifilm Dimatix DMP2831 Masdar YA D D INSTITUTE Summary e Part 1 Introduction to inkjet printed devices e Part 2 How to use the DMP2831 e Part 3 DMP2831 advanced controls Masda INSTITUTE Part 1 Introduction to inkjet printed devices Why inkjet printing for the fabrication of organic electronic devices Examples General description of Fujifilm DMP2831 Printing a Pattern with the DMP2831 Masda INSTITUTE Why inkjet printing for the fabrication of organic electronic devices Drop on Demand Reproduc ibility material Part 1 Introduction to inkjet printed devices Why inkjet printing for the fabrication of organic electronic devices Examples General description of Fujifilm DMP2831 Printing a Pattern with the DMP2831 Masda INSTITUTE Example 1 Organic Photodiodes Inkjet Printed Organic gio S Photodiodes 1 P3HT PCBM e FOCUS on PEDOT PSS Inks optimization DMP2831 NM lt D Device fabrication SE Glass e Inks PEDOT PSS P3HT PCBM lt dh e e 1 Lilliu S et al Inkjet printed organic photodiodes Thin Solid Masdar YN 6 Films 520 610 615 2011 id Example 2 UWB Antenna e Efficiency of a Compact Elliptical Planar Ultra Wideband Antenna Based on Conductive Polymers 1 e Inks PEDOT Polypyrrole Ppy 1 Kaufmann T et al Efficiency of a compact elliptical planar u
5. 2 kHz Strobe Control IV Movie Mode Delay 100 us Strobe Delay 30 microseconds Drop Viewing Speed 17 Drop Refresh Rate 100 Capture Control Movie Title Configure Capture Quality Instructions Capture Movie TAdvidual 2egme Ontrols 13 888ps Level 0 DI Slew Rate 1 00 Sl a gt Duration tusk 3 968 all gt Add Segment Delete Segment Overall Waveform Controls Duration fu Scaler 03 z R escale Waveform Width us 17 856 Maximum Jetting Frequency kHz 2 0 4 f NonJetting Waveform O Tda Masdar 48 INSTITUTE Optimizing the Waveform If the selected nozzles do not eject because the cartridge has been sitting for a while run a purge cycle Take the system out of movie mode by deselecting Movie Mode Change the strobe delay Ifadrop is at 300um from the nozzle and the strobe delay is 53 microseconds it means that The drop speed is B Position 8 300 R drop Delay 53 53 BR S S Focus File lools Cleaning Purge 1 0 seconds Select Edit Run Now 4 Firing Control Firing Frequency 2 kHz Firing Nozzles 16 15 ETE aa JEE an e O d D Y d 3 Ca gt gt ause 2242 dodo alos DREI ETA Ei 2 Cartridge
6. Calibrate the nozzles view The Drop Watcher Designing a Waveform Waveform shape Velocities Masda 24 INSTITUTE Part 2 How to use the DMP2831 Compatible inks Filling and installing a cartridge How to unclog nozzles Install the cartridge Cartridge mounting angle Calibrate the nozzles view The Drop Watcher Designing a Waveform Waveform shape Velocities Masda 25 INSTITUTE Filling and Installing a Cartridge with the Test Ink Shake sonicate well the ink container Fill the syringe with 2 4ml you ll lose ink with the filter of ink Connect filter if filtering is required Connect special syringe Electrical Connector Get rid of the air in the syringe avoid air bubbles Throw away the first 2 drops Carefully insert the needle into the Fill Port Make sure there is a fluid bubble at the Fill Port Get rid of air bubbles Install the Jetting Module Let the cartridge rest for 30min with the nozzles facing down make sure the print head is always facing down Make sure the channel connecting the Fill Port to the Fluid Bag is completely filled with fluid before printing Masdar G 26 INSTITUTE Fluid Case Ba Fluid Module ke Fill Port d dy wi d E Pressure Port TF Jetting Module Nozzles Part 2 How to use the DMP2831 Compatible inks Filling and installing a cartridge How to unclog nozzles Insta
7. Settings File Tools Editing Development Strobe Control F Movie Mode Delay 100 ps Strobe Delay 53 microseconds b Waveform Cartridge Cleaning Cycles Select Waveform Development Select Edit Firing Voltage Adjust All Reset Increment 10 2 lt 4 Volts d Drop Refresh Rate 100 M Capture Control Image Title Capture Image Configure Capture Quality 1 2 3 4 jen 4 f16 80 17 40 f16 40 5 6 7 8 16 40 hem fr 00 3 f17 80 4 9 10 11 12 fizeo fi6 80 17 40 17 40 13 14 15 16 fi7 80 2 fzo heen f17 40 Tickle Control Enabled Frequency 5 kHz E j Instructions Head ngle 5 6 ee See Pac eg ena ii 4 NR TENES KA SE 13 88845 Level 0 gt Slew Rate 1 00 gt Duration ps 3968 2 all gt Add Segment Delete Segment Overall Waveform Controls 7 Duration o g Scaler R escale Waveform Width us 17 856 Masdar 49 INSTITUTE Optimizing the Waveform Let s have a closer look at the jetting waveform SC Waveform Editor S MDD Applications Engineering Test Resu The present waveform is broken File up into 5 segments Jetting Waveform 3 9688 d H 13 858yus The idled nozzles get the waveform described by the non jetting waveform this migh
8. to filter all fluids to 0 2um Masdar 21 INSTITUTE Compatible Inks Conductive Silvers DGH 55LT 250 DGH 55HTG DGP 40LT 15C DGFP 40TE 206 ANI Nanoparticle Silver Ink AI SO NET EE NanoSiWver SES ink SunTronic Jattable Silver US603 SunTronic Jettable Silver U5714 SCT NanoGold Inks en NanoMas Technologies Wii nanomastech com ee AGFA Ten aa com CLEVIOS FP Jat OLED Bess GL Starck Wii clavios corm OLED e Merk li merck oled_de Masdar INSTITUTE 22 Compatible Inks SunTronic Solsys Jettable Silver EMD5714 8 EMD5603 EMD5714 EMD5603 Volume resistivit 5 30 u 2 cm 150 300 sun Tronc Solsys Jettable Silver can be jetted through various piezo DOD inkjet printheads although full printhead compatibility will need to be verified in each case The printed film can be heated under a variety of conditions according to substrate and end use requirements e g a 4um film printed on Kapton gives a resistance of 8uQ cm when heated at 200 C for 30 minutes SunTronic Jettable Silver has compatibility adhesion to various substrates such as Kapton FR4 glass and metals Compatible flush SunTronic EMDO500 should be used as a head flush with the silver products Masdar 23 INSTITUTE Part 2 How to use the DMP2831 Compatible inks Filling and installing a cartridge How to unclog nozzles Install the cartridge Cartridge mounting angle
9. to print the whole image the printer steps the stage in y direction in between carriage passes 1 pass 2nd pass Masdar INSTITUTE 76 Part 3 DMP2831 advanced controls Organize the working area Is the Printer OK Print Test Drop Diameter Design your pattern Pattern Editor How to work with B W bitmaps Cartridge mounting angle Offset Adjustment Print Test Pattern Print Masda 77 INSTITUTE Drop Offset Routine e This procedure has to be performed every time the print head is removed the print head angle has changed e In order for the Drop Offset routine to be accurate the print head must already be adjusted or setup meaning that the drop velocities for the nozzles have been adjusted e Open the Drop Watcher and make sure the drops have the right velocity and that they are aligned 78 Masdar E Drop Offset Routine Fiducial Camera Open the Fiducial Camera Option gt Don t show Crosshairs Set a new print origin on the substrate or a test substrate This can be done with the Platen map The small red box is the current carriage position The small green box is the current reference point The small grey box is position the carriage will move to when the Move button is selected The red crosshair is the current print origin If you press Move the carriage will move to the grey box The Drop Offset routine will print a 16x1 mm line
10. 000 Move Cursor lt Position Cursor Y Position 22 468 eed dee die Point istory NT Pos Description Clear Open EC E F Use Reference Point de Open Jelete Save s Cor E Move E iewi ove To Wiewing and Capture Control Config Image Title Capture Image Se WEE Iw Display Date Time M Show Descriptions Masdar 65 INSTITUTE Print Test gt Fiducial Camera File Tools Options With the Fiducial Camera visually E TE inspect the printed pattern Each nozzles performance can be evaluated in this case the 14 didn t work All of the lines should be straight and consistent Unconsistent lines are usually related to the fluid and not to the hardware Wiewing and Capture Control _Config _ _Image Tite i _Capture Image Image Description l Show Data Points V Display Date Time F Show Descriptions 1 2 5 6 9 10 13 14 Part 3 DMP2831 advanced controls Organize the working area Is the Printer OK Print Test Drop Diameter Design your pattern Pattern Editor How to work with B W bitmaps Cartridge mounting angle Offset Adjustment Print Test Pattern Print Masda 67 INSTITUTE Drop Diameter e Use the Fiducial Camera e Use a profilometer e DO NOT USE AFM Masdar 68 Part 3 DMP2831 advanced controls Organize the working area Is the Printer OK Print Test Drop Diameter Design your pattern
11. 5V enabled Cleaning cycle purge 2 seconds Load a piece of paper Ka see Cartridge Settings MBR Fie Tools TEE Editing Print Test Troubleshooting Waveform Cartridge Cleaning Cycles Select waveform Model Fluid 3 30 Firing voltage Select Edit Adjust All Reset Increment 1 0 Volts d a 4 1 25 00 25 00 25 00 25 00 5 E T H 25 00 25 00 25 00 25 00 4 g 10 11 12 25 00 25 00 25 00 25 00 13 14 15 16 25 00 25 00 25 00 25 00 Tickle Control Enabled Frequency 5 kHz m 5 Z SR Cartridge Settings SE File Tools Editing Print Test Troubleshooting Waveform Cartridge Cleaning Cycles Cartridge Temperature in C Temperature Setpoint 30 0 Meniscus Vacuum inches H20 Meniscus Setpoint 5 0 Jats to Use of Jets Starting Jet az Cartridge Print Height 0 850 E mm Masdar 64 INSTITUTE The print pattern will take most of the paper therefore the origin should be set at the left hand side of the paper Set the print head at 22 3 Print Print Test Fiducial Camera File Tools Options N CAMERA FIELD OF VIEW WIDTH 1 628 mm HEIGHT 1 221 mm XRES 2 54 microns YRES 2 54 microns Light Intensity O 3 Y Track Speed Slow as Al SC Positio 0 007 007 e Center Y Positio Pe 0 002 ad 000 dea So Haten Click to set Move position ST Position 0
12. Drop Watcher m Nozzle 4 16 8u 25 6 Stross Delay 5075 y 1 30 2007 10 32 07 DAS Wawa File Dimatiz Model Fluid 2 Waveform 2kH2 Part 2 How to use the DMP2831 Compatible inks Filling and installing a cartridge How to unclog nozzles Install the cartridge Cartridge mounting angle Calibrate the nozzles view The Drop Watcher Designing a Waveform Cartridge Settings The Waveform Editor Optimizing the waveform Masda 40 INSTITUTE Cartridge Settings Waveform Cartridge Cleaning Cycles BE Cartridge Settings File Tools Sats Editing Dimatis Model Fluid 2 Cartridge Settings Waveform Cartridge Cleaning Cycles Select Waveform Dimatix Model Fluid 2 Waveform Select Edit Firing Voltage M Adjust All Reset Increment 11 0 lt 4 Volts A 1 2 3 fi 6 00 a 16 00 f 6 00 f 6 00 5 6 ri 3 fi 6 00 lt i 6 00 oo fi 6 00 fi 6 00 9 10 11 12 i 6 00 4 16 00 4 f 6 00 f 6 00 13 14 15 16 fi 6 00 f 6 00 E f 6 00 EI fi 6 00 Tickle Control Enabled Frequency 23 KHz iv Lee Cartridge Settings DEF Zac Cartridge Settings File Tools Editing Dimatix Model Fluid 2 Cartridge Settings Cartridge Temperature in C Temperature Setpoint 30 0 y Meniscus Vacuum inches H20 Meniscus Setpoint 4 0 Jets to Use H of Jets Starting Jet 116 D fi D
13. SCartridge Settings orifice to center it under Tools gt Calibrate Nozzle View f ep ue measurement the Crosshair e Use the focus buttons to focus on Nozzle 1 y Display Image Info i ol ck Follow the instructions in the Instructions panel e Click next when ready If you cannot identify the nozzle activate it and play with the strobe delay 37 Masdar E Part 2 How to use the DMP2831 Compatible inks Filling and installing a cartridge How to unclog nozzles Install the cartridge Cartridge mounting angle Calibrate the nozzles view The Drop Watcher Designing a Waveform Waveform shape Velocities Masda 38 INSTITUTE E ne Ion Watcher File Tools m Cleaning Fring Nozzles Viewing Nozzle CG l 6 E 4 3 gt y Si ZS SC AllOn wW 9 Y Vv wv Y ff J ANON Purge 2 0 second Select Edi Run Nowe l Finng Control Fring Frequency 2 kHz Stiobe Control Movie Mode Delay 100 ps Strobe Delay 50 mecioseconds E Drop Viewing Speed 41 f re Droo Refresh Rate 100 en emm f Capture Control Image Title Capture Image Dette Y Instructions eee eeeeeeeesbaesBeecuseused s oeeeeeeee eevee eee s 1 u 4 604 4 44 VAdDAS e AL Run Clearing Cycle Now o cs y Peso 7 lt BEEN IAN Ad de ES 1000 um 1100 um Focus 1200 um Geet ep a DimatizGy OMP2600
14. We check again the drop formation In order to make the waveform as simple as possible we can try to Delete Segment 5 this doesn t affect the drop formation nor the drop velocity Leave Segment 1 and 4 at the sample amplitude and play with their amplitude Delete Segment 1 9 024us 12 032us namaa segment COMMS mee Level 33 f SlewRate 080 4 Duration ust 3 008 H Add Segment Delete Sec Overall Waveform Controls Duration 0o Scaler 0 3 z Width ps 15 040 R escale W Masdar 57 INSTITUTE Optimizing the Waveform e Adjust the firing voltages for each nozzles so that all the drops have the same velocity p7 Bot er esi Drop Viewing Speed 17 Adjust All wee pa Increment 0 1 Volts EF Drop Refresh Rate 100 eg 2 eg r weg r em r Capture Control Image Title Capture Image 5 6 7 8 _ Image Title _ Capture Image mao moa fi700 gt fieeo taa Case ala 3 10 11 12 SE 115 80 4 116 40 4 Instructions 14 15 i m3 117 50 4 18 30 Tickle Ci trot e reine Masdar 58 INSTITUTE Optimizing the Waveform Now that the drops look good the waveform can be further optimized by using the Overall Waveform Control Use only small changes E 2 fo r t h e d y rat i O n sca e r ee S MDD Mpplications Engineering Test a of 0 9 or 1 1 n EEr Save the Waveform fil
15. e Lid Closed Sensor Lid After the cartridge is installed close the lid ln You should hear a pump turn on to control the meniscus pressure The following window will pop up Select Cartridge Settings Platen Load the Cartridge Setting of the fluid that you will use or if your fluid has not a Cartridge Setting simply select the Dimatix Model Fluid 2 Cartridge Setting as a starting point Maintenance Station Blotting Pad Power Switch Indicator Light Masdar 31 INSTITUTE Part 2 How to use the DMP2831 Compatible inks Filling and installing a cartridge How to unclog nozzles Install the cartridge Cartridge mounting angle Calibrate the nozzles view The Drop Watcher Designing a Waveform Waveform shape Velocities Masda 32 INSTITUTE Cartridge Mounting Angle Before you jet your pattern the system will calculate the angle to set the cartridge determined by the Grid Spacing specified in the pattern This angle adjustment is what allows the user to modify the drop spacing in the Y axis There are two sets of scales on the cartridge carriage The outer scale is Sis the cartridge angle scale and the Q Se a A inner scale is the Vernier Scale to adjust the head angle to 0 1 degree increments Release the latch by pulling it forward freeing the Carriage plate to rotate M 33 Masdar E Cartridge Mounting Angle The Vernier Scale Uses a Vernier Scale such as th
16. e Save the Jetting file Masdar A 5 Part 3 DMP2831 advanced controls Organize the working area Is the Printer OK Print Test Drop Diameter Design your pattern Pattern Editor How to work with B W bitmaps Cartridge mounting angle Offset Adjustment Print Test Pattern Print Masda 60 INSTITUTE Organize the working area TEST SUBSTRATE SUBSTRATE SUBSTRATE 1 2 SUBSTRATE SUBSTRATE 3 4 Keep the same X Y gap between substrates Use a metal supporting mask i e the one used used for metal evaporation Masdar E Part 3 DMP2831 advanced controls Organize the working area Is the Printer OK Print Test Drop Diameter Design your pattern Pattern Editor How to work with B W bitmaps Cartridge mounting angle Offset Adjustment Print Test Pattern Print Masda 62 INSTITUTE Is the Printer OK Print Test Model Fluid 1 A p L Ca rt rl d ge Print Test Troubleshooting Select Edit Fl t h e ca rt ri d ge Thickness fin microns 250 lt fami wien Temperature degrees C gt 6m of Cartridge Settings Print Test Troubleshooting Select Edit Install the cartridge on the printer and wait for 30 min Run a purge cycle 2sec Print Pattern Print Test Troubleshooting Cartridge Settings Print Test Troubleshooting M 63 Masdar E Print Test Open Cartridge Settings All nozzles 2
17. e one on the caliper A Vernier Scale is an additional scale on a measuring device that lets the user read distance or angle measurement more accurately than could be done by reading a uniformly divided straight or circular measurement scale It is a sliding secondary scale that indicates where the measurement lies in between two of the marks on the main scale HS int 7 Ya i r E ug 10 d 5 0mm 34 Masdar E Cartridge Mounting Angle The Vernier Scale Zero Degrees 11 4 Degrees e DA line is aligned with the closest outer Qd 4a yy o O bw Se 4 INSTITUTE Part 2 How to use the DMP2831 Compatible inks Filling and installing a cartridge How to unclog nozzles Install the cartridge Cartridge mounting angle Calibrate the nozzles view The Drop Watcher Designing a Waveform Waveform shape Velocities Masda 36 INSTITUTE Calibrate Nozzles View Firing Nozzles iG E 1 13 EI ae 3 Sa 8 8 8 09 mM ya Calibrate the nozzles to the scale in the Drop Watcher The system doesn t know where the nozzles are and this step should be performed after a new cartridge is installed Right click on a reference nozzle e g 8 Al 3 S RI 3 4 1 II 9 A E Click to Enable Firing 35710 Instructions Align Nozzle 1 Graticule Cle Pu k e Drag nozzle 1 rightmost VieW
18. ents of the DMP The DMP Printer Carriage Lid Closed Sensor Lid Print Carriage Maintenance Station Blotting Pad Power Switch Indicator Light 1 Dimatix Dimatix DMP 2800 User Manual www dimatix com 2008 Part 1 Introduction to inkjet printed devices Why inkjet printing for the fabrication of organic electronic devices Examples General description of Fujifilm DMP2831 Printing a Pattern with the DMP2831 Masda INSTITUTE Printing a Pattern basic steps DMP ES E Start the DMP Open the DMP Drop Manager Esas Dimatix Drop Manager Make sure the platen is E Binter Not Initialized kel unobstructed Make sure the printer platen is unobstructed and click Ok Install the Cartridge Select Cartridge Settings xs Load the currently selected cartridge settings Dimatix Model Fluid Settings SSC je 16 Masdar E Printing a Pattern indo a Open the DMP Drop Manager Make sure the platen is unobstructed Install the Cartridge Replace the cleaning pad Select Pattern to Print Load Unload Substrate Make sure you select the right substrate thickness Vacuum Cover the holes on the platen SST ee test ress AAA es Lesen Masdar G 17 INSTITUTE Printing a Pattern A steps E Le Help CA Eer Ge ee e E RIA Replace sl Coad Unioad al Prin Cartridge gt rca Substrate Start the DMP Open the DMP Drop Mana
19. ger Make sure the platen is unobstructed Install the Cartridge Select Pattern to Print Load Unload Substrate Make sure you select the right thickness Vacuum Cover the holes on the platen Select Cartridge Settings Print Masdar Op 18 INSTITUTE HEAR ara HH z DH EN E y E A K IRzeg sn H D Part 2 How to use the DMP2831 Compatible inks Filling and installing the cartridge How to unclog nozzles Install the cartridge Cartridge mounting angle Calibrate the nozzles view The Drop Watcher Designing a Waveform Waveform shape Velocities Masda 19 INSTITUTE Part 2 How to use the DMP2831 Compatible inks Filling and installing the cartridge How to unclog nozzles Install the cartridge Cartridge mounting angle Calibrate the nozzles view The Drop Watcher Designing a Waveform Waveform shape Velocities Masda 20 INSTITUTE Compatible Inks Viscosity 10 12 centipoise at jetting temperature Surface Tension 28 33 dynes at jetting temperature 1 dyne 107 N Low Volatility Boiling points ZER than 100 deg C are preferred Density Specific gravity greater than 1 is beneficial Degassing Additionally the fluid may need to be degassed to remove any dissolved gas which inhibits jetting Typical degassing can be done by using ultrasonic Filtration If particle size allows it is recommended
20. ing in fluid from reservoir VOLTAGE Start Phase 2 Phase 3 PZT Si Bimorph PALA TIME x Nozzle meniscus Masdar 45 The Waveform Editor Phase 2 Increase in voltage deflects PZT Drop formation is initiated VOLTAGE PZT Si Bimorph Nozzle meniscus Vas NE Ap Masdar E The Waveform Editor Phase 3 amp Return to Standby e Y Es Ta 6 PZT motion is controlled ar E 5 during drop breakoff O A gt PZT Si Bimorph A A Nozzle meniscus Vas E 47 Masdar Cj Optimizing the Waveform Make sure your fluid meets the specifications for the cartridge Open Drop watcher Cartridge settings Waveform Editor Right click on nozzle 14 e g The camera points on the nozzle 14 HIe 10015 Cleaning Firing Nozzles a EE Purge 1 0 seconds ii MD EAS ez Pause ES Y Y Ad dD of of A A E E A z Select Edi _Run Now m Firing Contro y 2 Cartridge Settings File Tools Editing Development Waveform Cartridge Cleaning Cycles Select Waveform Development Select Edit Firing Voltage Adjust All Reset Increment 10 2 Volts el 1 2 3 4 fl 6 40 fi 6 80 fi 7 40 fi 6 40 5 6 8 fi 6 40 a fi 8 00 eal fi 8 00 fi 7 80 ot 9 10 11 12 fi 7 80 E fi 6 80 Ei fi 7 40 fi 7 40 Ei 13 14 15 16 fi 7 80 17 00 fi 6 60 E fi 7 40 ot Tickle Control Enabled Frequency 5 kHz i fi Firing Frequency
21. jet printing of transparent flexible organic transistors Inks 1 e Inks orn PEDOT PSS electrodes E et E A E PEDOT PSS 1 N1400 iii ParyleneC 3J PBS electrolyte Pentacene p type N1400 n type iit tam awa Vout Vpp 100V V pp 100v 1 Basirico L et al Inkjet printing of transparent flexible organic transistors Thin Solid Films 520 1291 1294 2011 Example 7 OFET non volatile Memory High performance organic TIPS Pentacene Source Drain a charge trap flash memory devices based on ink jet printed 6 13 bis triisopropylsilylethynyl pentacene transistors 1 e Inks Colloidal gold nanoparticles Polymers PAH PSS PAH Low temperature curable silver ink 1 Park Y S et al High performance organic charge trap flash memory devices based on ink jet 19 printed 6 13 bis triisopropylsilylethynyl pentacene transistors Appl Phys Lett 96 2010 Part 1 Introduction to inkjet printed devices Why inkjet printing for the fabrication of organic electronic devices Examples General description of Fujifilm DMP2831 Printing a Pattern with the DMP2831 Masda INSTITUTE General description of Fujifilm DMP2831 e DMP is a laboratory production tool for evaluating the use of ink jetting technology for new manufacturing and analytical processes e Its resolution depends on the ink and on cartridge properties about 20um 1 Major compon
22. ll the cartridge Cartridge mounting angle Calibrate the nozzles view The Drop Watcher Designing a Waveform Waveform shape Velocities Masda 27 INSTITUTE How to unclog nozzles Use a large beaker Fill it with a thin layer of the same solvent used for the ink inside the cartridge Put the nozzles in contact with the liquid without touching the bottom of the beaker Push the cartridge up Nozzles should unclog as an effect of the capillary forces between the nozzles and the liquid Masdar INSTITUTE Part 2 How to use the DMP2831 Compatible inks Filling and installing a cartridge How to unclog nozzles Install the cartridge Cartridge mounting angle Calibrate the nozzles view The Drop Watcher Designing a Waveform Waveform shape Velocities Masda 29 INSTITUTE Install the Cartridge Lid Closed Sensor Lid Open the DMP lid ds WARNING Insert the cartridge into the cartridge holder on the carriage with the electrical connection pads towards the back of the machine matching the connector of the holder There is only one way it will fit Push it down firmly so that it clicks into place Platen Pull the cartridge holder latch forward and down until it locks in place You will hear a click Check to see that the Maintenanbe Station Bloating Pail Power Switch cartridge is sitting flat in the holder Indicator Light Install the Cartridg
23. ltra wideband antenna based on conductive polymers International Journal of Antennas and Propagation 2012 2012 Example 3 Optical Humidity Sensor e Printable Optical Sensors Based on H Bonded Supramolecular Cholesteric Liquid Crystal Networks 1 e Ink H bonded CLC materials Time temperature integrator Humidity sensor H e Relative humidity range Horn D _ EOL e P O d ete ct O n 3 8 3 Ae path Se e ge Eer Gr Sa ma i cod ida CLC polymer salt 1 Herzer N et al Printable Optical Sensors Based on H Bonded Supramolecular Cholesteric Liquid Crystal Networks J Am Chem Soc 134 7608 7611 2012 Example 4 H production from H20 e Combinatorial Discovery and Optimization of a Complex Oxide with Water Photoelectrolysis Activity 1 e Inks 500 combinations of Co3_ _ Al Fe O X 1 Woodhouse M et al Combinatorial Discovery and Optimization of a Complex Oxide with Water Photoelectrolysis Activity Chem Mater 20 2495 2502 2008 Example 5 Pesticides Detection e Reagentless Bidirectional Lateral Flow Bioactive Paper Sensors for Detection of Pesticides in Beverage and Food Samples 1 1 Hossain S M Z et al Reagentless Bidirectional Lateral Flow Bioactive Paper Sensors for Detection of Pesticides in Beverage and Food Samples Anal Chem 81 9055 9064 2009 Example 6 Transparent rene OFET XA ke pu a a e Ink
24. on the substrate At the end of the line there is a single drop which is the calibration drop the line is just a reference point The line is usually above the camera position Tools gt Set Drop Offset Follow the instructions If you cannot find the small drop DO NOT GUESS try again v Measurement Mode Ctri M CAMERA FIELD OF VIEW WIDTH 1 628 mm HEIGHT 1 221 mm XRES 2 54 microns YRES 2 54 microns NM Don t show Crosshairs Ctri H s Text Ce 22 Zoom Box j X Track Sp Haten Vacuum On Ctrl Platen Vacuum Off Ctri Shift W Slow Fast Y Track Speed ll Slow Fast a P Focus Center X Position Ge 0 015 ch K Center Y Position g gt A v Ye 0 001 0 000 M ove Controls Position 38 061 Y Position 40 463 Move Te Haten Click to set Move position y A IA Home Cursor lt Position 0 603 Wes E Cursor Y Position 0 592 ko zt EE E Reference Point Data Point History es Num XPos YPos Description Clear Open ala 34 132 E Iw Use Reference Point Masdar INSTITUTE 79 Further checks before printing e Make sure all selected nozzles are working e Print a test pattern in the test sample INSTITUTE
25. r Drop Lac Layers S U b st ra te X Width mm Width mm ia SC Count 7 20 020 1 000 A 1 Di D m e n S O n S Y Hesght mm Gap mm Interlayer Delay Ee e automatically calculated 20 020 1000 o p Enable e total pattern dimension Leader Bar e Vertical bar that can be jetted by checking the Enable box which will precede your pattern This is often used to pre fire nozzles to keep them active and their drop velocity uniform to improve pattern quality The Width of it and the Gap of the Leader Bar can be entered in the boxes Drop Spacing fundamental e center to center distance from one drop to the next in X and Y position Layers e Reprint the same pattern several times thickness control Zoom 09 7 Offset 0 000 0 000 mm View 32 136x 20 057 mm Cursor 19 684 19 983 mm Pattern lo Print Ea Preview Dro LA aa p A E Elster UAPIMA XWidth YPitch Masdar INSTITUTE Pattern to Print Drop Position Array X Start mm X Width mm X Count Increment Value Preview Drops 5 000 3 000 m E a ho 000 Add Y Stant mm Y a Drop Area Count 0 000 ar _ 2601 Delete 0 000 0 000 er 1 000 uE SCH Eq Provew Drops 0 000 3 000 1 000 1 000 51 51 3 000 0 000 1 000 1 000 51 51 El hel O 3 000 3 000 1 000 1 000 51 51 M Show All Pa Part 3 DMP2831 advanced con
26. rall Waveform Controls Duration 1 0 z Scaler R escale Waveform Maximum Jetting Frequency kHz 2 0 2 NOTE Select a segm nt by clicking it before changing settings Press left mouke button and drag to change segment level Press right mount button and drag to change segment duration This is the firing pulse the steepness of the slope provides the energy for the initial ejection It is followed by a hold period as well This is what is usually seen as the dampening segment and is designed to prevent the printed head from sucking air back in This changes with different materials This section brings the PZT back to a null position These are the controls for making adjustments Select the segment then use the controls Watch the drops change velocity and shape on the screen All adjustments are real time This is the overall pulse length and is related to the speed of sound in your fluid As a rule lower viscosity shorter pulse higher viscosity longer pulse Use the duration scaler to go up and down 1 1 0 9 You can limit the maximum jetting frequency for a particular fluid here 43 The Waveform Editor Start or Standby PZT bimorph is slightly deflected prior initiation of drive pulse train VOLTAGE PZT Si Bimorph TIME S Refill x Nozzle meniscus 44 Masdar E The Waveform Editor Phase 1 Decrease in voltage moves PZT upward draw
27. t help preventing nozzles clogging We need to develop the base pulse for the fluid This is essentially tuning the driving pressure pulse to the acoustic properties of the fluid and the physical characteristics of the pumping chamber Masdar Optimizing the Waveform y 2 A co Lets focus on the third segment y EEEE The goal is to produce maximum velocity using minimum voltage Drops should travel faster than 6 m s The upper speed limit is about 10 m s As we change the pulse width there will be a change in the drop position If the drop moves farther away from the nozzle this corresponds to an increase in velocity If we increase the duration of segment 3 the velocity increases This is good If we keep increasing the duration there will be a point at which the drop rather increasing velocity slows down This happens at about 4us Waveform Editor S WWMDD pplications Engineering lest Results Waveform DevelopmentWevelop AF Dac The range of duration for which the increase in File duration corresponds to an increase in the drop Jetting Waveform Individual Segment Controls speed is between 3 and 4us 3 9688 Fm 13 888us Levei 100 3 We now set all segments to 3us SlewRate 1 00 2 a Duration us 1 984 Se all Add Segment Dele Overall Waveform Controls Duration os 4 Scaler 03 z Rese Width us 17 856 Drop speed
28. th us 15 040 R escale W Masdar 54 INSTITUTE Optimizing the Waveform By increasing Segment 1 amplitude The ligament becomes longer bad The velocity increases By further increasing the amplitude of Segment 1 The ligament separates satellite droplet from the main drop which is not desirable Satellites and main drop might have different velocities bad Orson Se K SD S Level 13 4 4 However if we increase segment 5 gange 100 3 f the ligament attaches again Durations 3008 We need to play with both the el en amplitudes eee Duraton e Scaler 03 z SS ius Masdar 55 INSTITUTE Optimizing the Waveform e Let s play with segment 4 e Segment 4 does not impact the drop velocity so we leave it at the same amplitude as segment 5 e One of the objectives here Es E d IS tO design the simplest Dechen Esti E Its Waveform DevelopmentWevelopm Jetting Waveform q Individual Segment Controls possible waveform ere ert Slew Rate 1 00 a Duration tusk bo asi D Add Segment Delete Sec M Overall Waveform Controls Duration os 4 Scaler 03 z escale W Width pus 15 040 NE 56 Masdar E Optimizing the Waveform lf we set the strobe delay to 100us we can observe that the drops excede the range of velocities 6 10 m s Therefore we can reduce the voltage
29. trols Organize the working area Is the Printer OK Print Test Drop Diameter Design your pattern Pattern Editor How to work with B W bitmaps Cartridge mounting angle Offset Adjustment Print Test Pattern Print Masda 74 INSTITUTE Cartridge mounting angle e The Drop Spacing is the distance in X and Y center to center of the drops that the DMP will deposit to create the pattern e Drop Spacing is adjustable between 5 and 254 microns in one micron increments e The Drop Spacing therefore determines your resolution or density in the X direction and determines the angle at which the cartridge must be set to get the same resolution or density in the Y direction Masda INSTITUTE Calculate the mounting angle Carriage direction Saber angle 90 mm mm mm mm mm mr mm mm mr mr mm mmm e mm mm mm e mm mm mm mr mm mm ee em mm mr me mm mm mm e e e e e e e e e e e Ss e e e e e e Ss e e e Ss e e e e e e Ss e e zs e e e e Ss Mative print head resolution Carriage direction hb Saber angle 30 Native print head resolution Addressability As the saber angle decreases the print resolution increases mm we wer eee e In x direction the printer triggers the ejection of adrop atthe right nozzle according to an encoder signal and image resolution a 0000 w i In y directionthe drop spacing is determined by saber angle 00000 and native print head resolution In order
Download Pdf Manuals
Related Search