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Predicting Ink Performance

Predicting Ink Performance. Presented by Victor Dahleen. Introduction. Raw Materials Manufacturing Methods Laboratory Testing Ink & Water Balance. The Role Of Printing Ink. Color, Definition & Contrast Provides Decorative Appeal Provides End Use Functionality.

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Predicting Ink Performance

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  1. Predicting Ink Performance Presented by Victor Dahleen

  2. Introduction • Raw Materials • Manufacturing Methods • Laboratory Testing • Ink & Water Balance

  3. The Role Of Printing Ink Color, Definition & Contrast Provides Decorative Appeal Provides End Use Functionality

  4. Basic Raw Materials for News Ink

  5. COMPETITION FOR RAW MATERIALS

  6. PIGMENTS

  7. PIGMENTS • Global Resource • Water Intensive Process • Organic Materials

  8. RESIN / VARNISH NATURAL RESINS TREES (Gum Rosin) PAPER MANUFACTURING BY PRODUCT HYDROCARBONS RESINS

  9. PETROLEUM / SOYBEAN OIL

  10. Crude Oil Chart LIQUEFIED PETROLEUM GAS GASOLINE DIESEL FUEL LUBRICANTS MOTOR OILS ASPHALT PARAFFIN WAX

  11. Vegetable Oils

  12. Mixing Ink

  13. MIXING BLADES CO-AXLE MIXING BLADE HI SPEED SAW TOOTH

  14. Quality Control Criteria • Tack • Strength/Shade • Fineness of Grind • Structure/Body/Flow • Water Pickup • Transfer

  15. INKOMETER

  16. Flow Plate

  17. INK MILLING Horizontal Media Mill Hi Speed Rotor

  18. 3 ROLLER MILL

  19. Electron Microscope

  20. WATER PICK UP TESTERS LITHOTRONIC DUKE WPT

  21. Ink & Water • Duke water pick up tester is used extensively as quality control tool for ink • Inks typically have a QC specification between 40% - 70% water pick up

  22. Water Pick-Up Chart

  23. PRESS CONTROLS

  24. Pressroom Consumables Fountain Solution

  25. DOT GAIN CURVE

  26. PHOTOMICROGRAPH 40% SCREEN

  27. NO ADJUSTMENTS ADJUSTED

  28. Thank You

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