BYK公司基材润湿剂原理.pdf

Substance for Success.Wetting and Dispersing AdditivesWesel,2008,Max MustermannA member of O ALTANAQ BYKAdditives&InstrumentsPigment DispersionAgglomeratePrimary ParticlesFlocculated DeflocculatedC BYKAdditives&Instruments1/23/2017,Page 2,Wetting and Dispersing AdditivesDeflocculation-FlocculationRight:flocculatedLow glossPoor transparency/hidingHigh viscosityLeft:k deflocculatedWg High gloss*1 Good transparency/hiding.Low viscosityC BYKAdditives&Instruments1/23/2017,Page 3,Wetting and Dispersing AdditivesDeflocculation-FlocculationC BYKAdditives&Instruments1/23/2017,Page 4,Wetting and Dispersing AdditivesPigments in ComparisonPropertyOrganic PigmentInorganic PigmentParticle sizeSmallLargeSpecific surface areaLargeSmallPolarityNon-polarPolarC BYKAdditives&Instruments1/23/2017,Page 5,Wetting and Dispersing AdditivesPigment Properties Color/shade Hiding power Transparency.can be achieved throughcomplete pigment deflocculationC BYKAdditives&Instruments1/23/2017,Page 6,Wetting and Dispersing AdditivesColor Change due to FlocculationBlue more greenishRed more bluishC BYKAdditives&Instruments1/23/2017,Page 7,Wetting and Dispersing AdditivesWetting and Dispersing ProcessC BYKAdditives&Instruments1/23/2017,Page 8,Wetting and Dispersing AdditivesPigment WettingPhthalocyanine blue pigment in water:No(very slow)wetting.With wetting additive:Immediate wetting.C BYK 1/23/2017,Page 9,Wetting and Dispersing Additives Additives&InstrumentsPigment Stabilization1/23/2017,Page 10,Wetting and Dispersing AdditivesDispersing AdditivesElectrostatic stabilizationC BYKAdditives&Instruments1/23/2017,Page 11,Wetting and Dispersing AdditivesWetting and Dispersing AdditivesSteric stabilizationC BYKAdditives&Instruments1/23/2017,Page 12,Wetting and Dispersing AdditivesPigment StabilizationCoating systemStabilization mechanismSolvent-borneSteric stabilizationWater-reducibleCharge/Steric stabilizationEmulsionCharge stabilizationC BYKAdditives&Instruments1/23/2017,Page 13,Wetting and Dispersing AdditivesFormation of Benard CellsHorizontal pigment separation:FloatingCross sectionPaint surfacePigment separation due to differences in pigment mobilityC BYKAdditives&Instruments1/23/2017,Page 14,Wetting and Dispersing AdditivesFormation of Benard CellsC BYKAdditives&Instruments1/23/2017,Page 15,Wetting and Dispersing AdditivesFormation of Benard CellsResin solution with aluminum pigmentsC BYKAdditives&Instruments1/23/2017,Page 16,Wetting and Dispersing AdditivesFlooding&FloatingVertical pigment separation:FloodingColor changes in deeper layersUniform color in surfaceC BYKAdditives&Instruments1/23/2017,Page 17,Wetting and Dispersing AdditivesRub-up Test,Evaluation of Color DifferencesC BYKAdditives&Instruments1/23/2017,Page 18,Wetting and Dispersing AdditivesRub-up TestPhthalocyanine Blue+TiO2with additive I no additiveno additivewith additiveIronoxide Red+TiO2C BYKAdditives&Instruments1/23/2017,Page 19,Wetting and Dispersing AdditivesWetting and Dispersing Additive Technologies at BYKEstablished jechnologie：CPTStandard polymerizationControlled polymerizationFatty acid chemistry Phosphoric acid esters Polyurethanes Polyamino chemistry PolyacrylatesPolyacrylatesC BYKAdditives&Instruments1/23/2017,Page 20,Wetting and Dispersing AdditivesWetting and Dispersing Additives:Existing ChemistriesFatty acid chemistryPolyesters,polyamine amides,Diels-Alder adducts,Phosphoric acid estersPolyester/polyether polymers,polyether polymersC BYKAdditives&Instruments1/23/2017,Page 21,Wetting and Dispersing AdditivesWetting and Dispersing Additives:Existing ChemistriesPolyurethane chemistryPolyether urethanes,polyester urethanesa Various pigment affinic groupsQ BYKAdditives&Instruments1/23/2017,Page 22,Wetting and Dispersing AdditivesWetting and Dispersing Additives:Existing ChemistriesPolyamino chemistrya Polyelectrolyte,Pancake structureQ BYK 1/23/2017,Page 23,Wetting and Dispersing Additives Additives&InstrumentsWetting and Dispersing Additives:Existing Chemistries:Polyacrylatesa Synthesized by Free Radical Polymerization(FRP)No positioning of functionalities/polarities in polymer chain No block copolymers or gradient polymers Very broad molecular weight distribution Only random copolymers(statistic monomer distribution)C BYK1/23/2017,Page 24,Wetting and Dispersing Additives Additives&InstrumentsControlled PolymerizationBreakthrough in the design of new polymeric structuresa Completely new product properties with existing monomers(Meth)acrylates,styrenes,acrylonitriles,(meth)acrylamides Tailored polymer structures All solvents usable All functional groups are possible Full chain length controlC BYKAdditives&Instruments1/23/2017,Page 25,Wetting and Dispersing AdditivesControlled PolymerizationRandom copolymerGradient copolymer by CPTBlock copolymer by CPTC BYKAdditivesInstruments1/23/2017,Page 26,Wetting and Dispersing AdditivesWetting and Dispersing AdditivesC BYKAdditives&Instruments1/23/2017,Page 27,Wetting and Dispersing AdditivesClassification*一I6Zl l l o o MB-no-O I A I0)olowerPolarityhigherC BYKAdditives&Instruments1/23/2017,Page 28,Wetting and Dispersing Additives1:Lower Molecular Weight AdditivesSolvent-borne systemsBYKUMEN1 L I 6 O MB-no-on sYI20S ANTI-TERRA204BYK-P104S|I 俞PERBYKANTI-TERRA203DISPERBYK-130DISPERBYJ108|ANTI-TERRA-Ulower PolarityhigherDeflocculatingControlled flocculatingQ BYKAdditives&Instruments1/23/2017,Page 29,Wetting and Dispersing AdditivesClassification晅 6Zl l l o o MB-noO I A I0)M olowerPolarityhigherC BYKAdditives&Instruments1/23/2017,Page 30,Wetting and Dispersing AdditivesChanges in the Paint IndustryPigments from inorganic to organic legislation(chrome and lead)optical reasons(brighter colors)a Organic pigments are more difficult to deflocculate/stabilizePaint systems Higher solids,lower solvent contenta Millbase viscosity(with organic pigments)often too higha New type of additive requiredC BYK1/23/2017,Page 31,Wetting and Dispersing Additives Additives&InstrumentsWetting and Dispersing AdditivesLower molecular weightHigher molecular weightC BYKAdditives&Instruments1/23/2017,Page 32,Wetting and Dispersing Additives2a:Higher Molecular Weight AdditivesU)Solvent-borne systemslllooM ano-onDISPERBYK-166DISPERBYK-16jj DISP扇B讥正DlgPRBYK.2150.DISPERBYK.162/d68JDISPERBYK-2163/-2164DISPERBYK-163/-167DISPERBYK-174DISPERBYK-164DISPERBYK-1820)olowerPolarityhigherDeflocculatingQ BYKAdditives&Instruments1/23/2017,Page 33,Wetting and Dispersing AdditivesProduct CharacterizationDISPERBYK-163DISPERBYK-2163DISPERBYK-167DISPERBYK-164DISPERBYK-2164Solids content45%45%52%60%60%SolventsXyleneButyl acetate PMA 3/1/1XyleneButyl acetate PMA 3/1/1Butyl acetate PMA 1/2Butyl acetateButyl acetate PMA 2/3Amine Value(mg KOH/g)1010131814Molecular weight25.000-25.000-25.000-20.000-25.000C BYKAdditives&Instruments1/23/2017,Page 34,Wetting and Dispersing AdditivesUsage of DISPERBYK-2163 and DISPERBYK-2164DISPERBYK-2163 as a direct offset to DISPERBYK-163 Same solids content Identical solvent compositionDISPERBYK-2164 as an offset for DISPERBYK-163 if customer Wants to change to HAPS-free system Decides to use higher solids wetting&dispersing additiveDISPERBYK-2164 as an offset for DISPERBYK-164 Same solids contentDISPERBYK-2164 as an offset for DISPERBYK-167Higher solids(60%compared to 52%)C BYK1/23/2017,Page 35,Wetting and Dispersing Additives Additives&InstrumentsSet-up for Charge MeasurementPower Supply 0-60 V DCGlass plateGap:0,7-0,9 mmC BYKAdditives&Instruments1/23/2017,Page 36,Wetting and Dispersing AdditivesPigment ChargePigment dispersion without wetting and dispersing additive flocculated negative chargeC BYKAdditives&Instruments1/23/2017,Page 37,Wetting and Dispersing AdditivesPigment ChargePigment dispersion with high molecular weight wetting and dispersing additive deflocculated positive chargeC BYKAdditives&Instruments1/23/2017,Page 38,Wetting and Dispersing AdditivesMixing Stabilized and Non-stabilized PaintsRed pigment:stabilizedWhite pigment:Not stabilizedFlocculation when mixedC BYKAdditives&Instruments1/23/2017,Page 39,Wetting and Dispersing AdditivesBoth Paints Stabilized:No FlocculationRed pigment:stabilizedWhite pigment:stabilizedNo flocculation when mixedC BYKAdditives&Instruments1/23/2017,Page 40,Wetting and Dispersing AdditivesPigment Concentrates:Additive RecommendationsHigh quality industrialGeneral industrialWood and furnitureArchitecturalGrinding resin:AcrylicAcrylic,AldehydeShort oil alkyd,Acrylic,PolyesterLong oil alkyd,Medium oil alkydRecommended additives:DISPERBYK-161DISPERBYK-2164DISPERBYK-182DISPERBYK-2150DISPERBYK-2164DISPERBYK-115 DISPERBYK-182/108DISPERBYK-2150DISPERBYK-145DISPERBYK-162DISPERBYK-174DISPERBYK-182/108DISPERBYK-2150DISPERBYK-108DISPERBYK-116DISPERBYK-2150C BYKAdditives&Instruments1/23/2017,Page 41,Wetting and Dispersing AdditivesClassification0)olowerPolarityhigherC BYKAdditives&Instruments1/23/2017,Page 42,Wetting and Dispersing Additives2b:Higher Molecular Weight Additives一 I I 6 Z 1 L I 6 O MB-no-on sDISPERBYK-2050Solvent-borne systemsDISPERBYK-140DISPERBYK-116DISPERBYK-112DISPERBYK-145BYK-9076olowerPolarityhigherDeflocculatingQ BYKAdditives&Instruments1/23/2017,Page 43,Wetting and Dispersing AdditivesPigment Concentrates:No Grinding ResinLimiting factors in the past Pigment deflocculation and stabilization Storage stability Pigment shock Drying out of pigment concentrateC BYKAdditives&Instruments1/23/2017,Page 44,Wetting and Dispersing AdditivesPigment Concentrates Without Grinding ResinStarting point formulationIrgalith blue GLNF(PB 15:4)63,0 Dowanol PMA7,0 Di-basic Ester10,0 DISPERBYK-205020,0 Phthalo blue pigmentC BYKAdditives&Instruments1/23/2017,Page 45,Wetting and Dispersing AdditivesClassification晅 6ZlllooMB-no-on0)olowerPolarityhigherC BYKAdditives&Instruments1/23/2017,Page 46,Wetting and Dispersing AdditivesControlled Polymerization TechnologieszCRPCPTCIPControlled Radical PolymerizationControlled Ionic PolymerizationATRP NMPC-RAFT S-RAFTGTPC BYKAdditives&Instruments1/23/2017,Page 47,Wetting and Dispersing AdditivesWetting and Dispersing Additives Through Controlled Polymerization石2ade w/SystemSolid ContentSolventYear of IntroductionDISPERBYK-2000Solvent-borne40%MPA/BG1999DISPERBYK-2001Solvent-borne46%MPA/BG/PM1999DISPERBYK-2020Solvent-borne70%MPA2006DISPERBYK-2010Water-borne40%Water2006DISPERBYK-2025Solvent-borne70%MPA2007DISPERBYK-2009Solvent-free44%MPA/BG2007MPA=MethoxypropylacetateBG=ButylglycolPM=Methoxypropanol。BYKAdditives&Instruments1/23/2017,Page 48,Wetting and Dispersing Additives2c:Higher Molecular Weight Additives0)L I 6 Z 1 L I 6 O MB-no-on 5Solvent-borne systemsDISPERBYK-2020DISPERBYK-2025DISPERBYK-2001DISPERBYK-2000olowerPolarityhigherDeflocculatingQ BYKAdditives&Instruments1/23/2017,Page 49,Wetting and Dispersing AdditivesControlled PolymerizationBinder-compatible chain Since 1999 availableC BYKAdditives&Instruments1/23/2017,Page 50,Wetting and Dispersing AdditivesAdvantages of Controlled PolymerizationAlmost 100%reaction control Defined molecular weight Narrow molecular weight distribution Perfect distribution of monomers in the chain Almost no residual monomer content Excellent reproducibilityMake perfect,tailor made additives!.1/23/2017,Page 51,Wetting and Dispersing AdditivesC BYKAdditives&InstrumentsDISPERBYK-2000/DISPERBYK-2001:AdvantagesPigment flocculates when CAB is addedDISPERBYK-2000DISPERBYK-2001No flocculation with CABC BYKAdditives&Instruments1/23/2017,Page 52,Wetting and Dispersing AdditivesChemistry of BYK-SYNERGIST 21001/23/2017,Page 53,Wetting and Dispersing AdditivesC BYKAdditives&InstrumentsProperties of BYK-SYNERGIST 2100/2105 Enables wetting/dispersing additive to adsorb on lower polar surfaces Deflocculation/stabilization Lower(millbase)viscosity/less thixotropy Provides less haze/higher brilliancy in top coat formulations with various types of pigmentsC BYK 1/23/2017,Page 54,Wetting and Dispersing Additives Additives&InstrumentsBYK-SYNERGIST Selection GuideBYK-SYNERGIST2100BYK-SYNERGIST2105sPG 7/36PB 15:1/15:2/15:3/15:4/15:6PY 74/83PY 151/155PO 5/36/73PBI 7PR 112/170/177/254C BYKAdditives&Instruments1/23/2017,Page 55,Wetting and Dispersing AdditivesWorking Mechanism of BYK-SYNERGIST 2100C BYKAdditives&Instruments1/23/2017,Page 56,Wetting and Dispersing AdditivesClassification0)lowerPolarityhigherC BYKAdditives&Instruments1/23/2017,Page 57,Wetting and Dispersing Additives3:Higher Molecular Weight AdditivesAs=6 三 1 L I 6 O MB-no-on siAqueous systemsDISPERBYK-194DISPERBYK-2010DISPERBYK-191DISPERBYK-190DISPERBYK-184DISPERBYK-180DISPERBYK-192DISPERBYK-187BYK-154BYK-151lowerDeflocculatingPolarityhigherQ BYKAdditives&Instruments1/23/2017,Page 58,Wetting and Dispersing Additives3:Higher Molecular Weight Additives3 II6Z1LI6OMB-no-on s八AqueousDISPERBYK-187BYK-154BYK-151lowerPolarityhigherDeflocculatingQ BYKAdditives&Instruments1/23/2017,Page 59,Wetting and Dispersing AdditivesDispersing of PigmentsEmulsions systemsGrinding inWaterC BYKAdditives&Instruments1/23/2017,Page 60,Wetting and Dispersing AdditivesWater-Borne SystemsWetting and dispersing additives for emulsionsBYK-154Deflocculation and stabilization of polar pigments by electric chargesLow mill base viscosity,gloss,storage stability of the emulsion paintDISPERBYK-187Wetting of non-polar pigments,slight steric stabilizationa Combined usage of both additive typesC BYKAdditives&Instruments1/23/2017,Page 61,Wetting and Dispersing Additives3:Higher Molecular Weight Additives0)L I 6 Z 1 L I 6 O MB-no-on slowerDeflocculatingDISPERBYK-184PolarityAqueous systemshigherQ BYKAdditives&Instruments1/23/2017,Page 62,Wetting and Dispersing AdditivesWetting and Dispersing AdditivesDISPERBYK-160 familyDISPERBYK-184C BYKAdditives&Instruments1/23/2017,Page 63,Wetting and Dispersing AdditivesDispersing of PigmentsC BYKAdditives&Instruments1/23/2017,Page 64,Wetting and Dispersing Additives3:Higher Molecular Weight Additives3 II6Z1LI6OMB-no-on sAqueous systemsDISPERBYK-194DISPERBYK-2010DISPERBYK-191DISPERBYK-190DISPERBYK-180DISPERBYK-192lowerPolarityhigherDeflocculatingQ BYKAdditives&Instruments1/23/2017,Page 65,Wetting and Dispersing AdditivesDISPERBYK-2010A Combination of Block and Comb StructureHydrophobic structure:Pigment affinic group Improves hydrophobicityHydrophilic structure:Provides electrostatic repulsion Gives low millbase viscosityHydrophilic side chains:Adjust compatibility Provide steric hindranceC BYKAdditives&Instruments1/23/2017,Page 66,Wetting and Dispersing AdditivesPreparation of Pigment Concentrates Based on DISPERBYK-190-FamilyGrinding resinDMEA,50%WaterBYK-024DISPERBYK-190Cromophthal red A2BResin grind50,03,520,51,025,0100,046,51,017,535,0_100,0C BYKAdditives&Instruments1/23/2017,Page 67,Wetting and Dispersing AdditivesResin Grind versus“Slurry GrindPropertyGrinding resin“SlurryCompatibility+C BYKAdditives&Instruments1/23/2017,Page 68,Wetting and Dispersing AdditivesResin Grind versus“Slurry GrindPropertyGrinding resin“SlurryCompatibility-十Pigment content/viscosity+C BYKAdditives&Instruments1/23/2017,Page 69,Wetting