BYK公司基材润湿剂原理.ppt

Pigment Dispersion Deflocculation - Flocculation Deflocculation - Flocculation Pigments in Comparison Pigment Properties Color Change due to Flocculation Wetting and Dispersing Process Pigment Wetting Pigment Stabilization Dispersing Additives Wetting and Dispersing Additives Pigment Stabilization Formation of Bénard Cells Formation of Bénard Cells Formation of Bénard Cells Flooding Floating Rub-up Test, Evaluation of Color Differences Rub-up Test Wetting and Dispersing Additives: Existing Chemistries Wetting and Dispersing Additives: Existing Chemistries Wetting and Dispersing Additives: Existing Chemistries Wetting and Dispersing Additives: Existing Chemistries: Polyacrylates Controlled Polymerization Controlled Polymerization Wetting and Dispersing Additives Classification 1: Lower Molecular Weight Additives Classification Changes in the Paint Industry  Wetting and Dispersing Additives 2a: Higher Molecular Weight Additives Product Characterization Set-up for Charge Measurement Pigment Charge Pigment Charge Mixing Stabilized and Non-stabilized Paints Both Paints Stabilized: No Flocculation Pigment Concentrates: Additive Recommendations Classification 2b: Higher Molecular Weight Additives Pigment Concentrates: No Grinding Resin Pigment Concentrates Without Grinding Resin Classification 2c: Higher Molecular Weight Additives Controlled Polymerization Advantages of Controlled Polymerization DISPERBYK-2000 / DISPERBYK-2001: Advantages Chemistry of BYK-SYNERGIST 2100 Properties of BYK-SYNERGIST 2100 / 2105 BYK-SYNERGIST Selection Guide Working Mechanism of BYK-SYNERGIST 2100 Classification 3: Higher Molecular Weight Additives 3: Higher Molecular Weight Additives Dispersing of Pigments Water-Borne Systems 3: Higher Molecular Weight Additives Wetting and Dispersing Additives Dispersing of Pigments 3: Higher Molecular Weight Additives DISPERBYK-2010A Combination of Block and Comb Structure Preparation of Pigment Concentrates Based on DISPERBYK-190 – Family R