Pushing the limits in R2R production of Printed Electronics. Andrea Glawe / Frank Schäfer KROENERT GmbH & Co KG

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1 Pushing the limits in R2R production of Printed Electronics Andrea Glawe / Frank Schäfer KROENERT GmbH & Co KG

2 2 HISTORY 1903: foundation of Maschinenfabrik Max Kroenert manufacturing of tailor-made printing and coating machines for over 100 years

3 3 KROENERT GROUP DRYTEC Norderstedt, GER KROENERT Hamburg, GER ZAE Hamburg, GER Bachofen + Meier Bülach, CH

4 4 PRODUCTS FOR COATINGS AND LAMINATING Flexible Packaging Dry Lamination for duplex and triplex Wet lamination Wax and Hotmelt coating and lamination Lacquering and coloring Inline lacquering and lamination Pharmaceutical packaging PVDC coating Cold seal coating Hot seal coating and many more

5 5 PRODUCTS FOR COATINGS AND LAMINATING Technical Products Labels Tapes, one- and two-sided Medical test stripes Transdermal plaster Wafer-systems Medical disposables Siliconized paper and films Graphic films Protection films Corrosion protection papers Household and cleaning goods Thermo papers Thermo transfer films Photo- und inkjet-papers Post-it products Marking and correcting bands for office applications Decor papers and films Hot stamping films Safety films Special films and many more

6 6 PRODUCTS FOR COATINGS AND LAMINATING Renewable Energies and environment protection EP-resin coating and impregnating for light weight constructions Prepregs for composite materials out of glass-, carbon- and synthesis fiber Coating of anode-, cathode electrodes and separator membranes for Lithium-Ion-Batteries Coating of anode, cathode and membranes for fuel cells Lamination of back sheets und flexible solar cells (R2R) Organic and printed electronics Thin layers 100 nm on flexible materials (Nano technology) Membranes for water conditioning and desalination of sea water

7 7 KROENERT GmbH & Co KG Privately owned 400+ employees in the Group Expertise» Research + Development» Tests in Technology Centre» Sales» Engineering + design» Production + installation» Erection + commissioning» Service Competence Centre for development of coating stations Hamburg, Germany

8 8 FROM FAB TO LAB RECO Universal R2R Production Printing/Coating Line modular - innovative - reliable LabCo Universal R2R Laboratory Printing/Coating Line modular - innovative - reliable - upscaleable

9 9 LabCo GENERAL MACHINE FEATURES Standard modules, flexible configurable Reel to reel printing/coating and laminating processes All kinds of materials and substrates

10 10 APPLICATIONS Printed Electronics Electrode coatings for Li-Ion batteries OPV/OLEDs RFIDs Fuel cells Lacquered products Technical textiles (diaphragms, filters) Pharmaceutical and medical etc. Flexible packaging Tapes and labels

11 11 APPLICATIONS overview electrical products

12 12 VARIOUS CONFIGURATION FOR DIVERSE PRODUCTS Fuel-Cell SPECIALS: Clean room High viscosity Web-tension free operation Adhesive Research SPECIALS: Hot melt application Lamination Flexible Photovoltaic SPECIALS: Inline setup Scratch-free Register control

13 13 VARIOUS CONFIGURATION FOR DIVERSE PRODUCTS OLED SPECIALS: Flexo-printing Register control Special design UV-drying Li-Ion Battery SPECIALS: Drying Pattern coat Register control

14 STANDARD MODULES WITH INDIVIDUAL SETUP Coating Applications:

(wet): 0,8 µm up to 500 µm Coating Tolerances: +/- 5% (MD and TD)

mm Register (lateral): +/- 0,02 mm Register (double sided): +/- 0,50

14 14 STANDARD MODULES WITH INDIVIDUAL SETUP Coating Applications: Gravure, Slot-Die, Hot melt, Comma, Flexo-Printing Coating-Weight (wet): 0,8 µm up to 500 µm Coating Tolerances: +/- 5% (MD and TD) Machine Speed: 0,1 up to 100 m/min Register (longitudinal): +/- 0,02 mm Register (lateral): +/- 0,02 mm Register (double sided): +/- 0,50 mm Floatation Drying: 40 up to 300 C Curing: up to 500 C Gravure Slot-Die Hotmelt

15 15 INTERMITTED COATING OPERATION Intermitting Slot-Die Intermitting Comma-Coating Slot-Die Comma

16 16 COATING SYSTEMS FOR BATTERY ELECTRODES Die full size or Die for stripes in cross direction or pattern

17 17 COATING SYSTEMS FOR PRINTED ELECTRONIC Stripe design in length direction

18 18 SPECIAL REQUIREMENTS FOR PRINTED ELECTRONIC PRODUCTION Laser engraved FLEXO PRINTING SLEEVES Laser engraving for min 2 pt textures Hexagonal cell engraving All kinds of line-engraving Structures engraving

19 SPECIAL REQUIREMENTS FOR PRINTED ELECTRONIC PRODUCTION

20 20 DEVELOPMENTS SPECIAL-PURPOSE SOLUTIONS, as: Special coating heads UV-drying Integration of measurement systems Failure tracking and marking Inert rendering UV X-Ray Ink-Jet

21 21 DEVELOPMENTS MINIATURE MASS-SUPPLY including: Double walled tank (1 liter) Fully heated Stirrer Level-sensor Filter Micro-pump Possible dead volumes (WW 500 mm): Slot-Die < 20 ml Roto-Gravure < 75 ml

22 22 VARIATIONS OF MACHINE LAYOUT

production Height adjustable winding shafts.

23 23 UN- AND REWIND VARIATIONS Standard unwind stand Roll change manually at machine stand still. Double unwind stand for continually production Height adjustable winding shafts. Roll change with trolley. 2 unwind stands with splice table. Web storage. Unwind stand with splice table Roll change manually at machine stand still. Protective film rewinder.

24 24 COATING VARIATIONS LabCo coating unit for inline production (several units in 1 machine) Standard LabCo coating head Trolley version for easy cleaning

25 25 COATING VARIATIONS Standard multi purpose coating system Gravure coating direct with chamber doctor blade. Slot die coating in o clock position Slot die coating in 8.00 o clock position Tensioned web slot die

Gravure coating with chamber doctor blade MPG 600.

26 26 COATING VARIATIONS Coating system with changeable trolley Gravure coating, direct or indirect. Gravure coating with chamber doctor blade MPG 600. MPG 600 is a pressurized chamber to adjust the coating weight.

27 27 DRYING VARIATIONS Roller Dryer Air floating nozzles. Contec nozzles. Non driven idler rollers. Air floating dryer The web is conveyed in contactless sinus form in order to stabilized it above the nozzles Belt Dryer Air floating nozzles. Transport belt.

28 28 LAMINATING VARIATIONS Pre-heating before laminating. Heatable laminating roller. Rubber pressure roller. Additional bearing at rewind stand for higher bale weights. Laminating on cooling roller.

29 29 ACCESSORIES Web cleaning with static elimination Corona Measurement coating thickness

30 30 REFERENCES

31 31 COATING LINES AND SERVICE OF THE KROENERT GROUP THE TECHNOLOGY CENTER FOR R&D

32 32 Do you have any questions? Thank you very much for your attention!

Technology Center. Centre for future-oriented converting technology

Technology Center. Centre for future-oriented converting technology Centre for future-oriented converting technology Technology Center www.kroenert.de www.bmbag.ch www.drytec.net RECO 800 A The ideal concept for all types of coating Curtain Coating Perfectly coated surfaces