洛克伍德-流變助劑-–-高分子增稠流平劑課件

RHEOLOGICALADDITIVES-WATERBASEDSYSTEMS流變助劑–-高分子增稠流平劑水性體系RHEOLOGICALADDITIVES-WATERRHEOLOGICAL

ADDITIVES流變助劑WATERBASEDSYSTEMS水性體系POLYMERICTHICKENERS高分子增稠劑非締合型

丙烯酸增稠劑(ASE系列）

纖維素醚（HEC系列)締合型

牛頓型，假塑型聚氨酯型，非聚氨酯型兩者的配合多于競爭

RHEOLOGICALADDITIVES流變助劑PORHEOLOGICAL

ADDITIVES流變助劑WATERBASEDSYSTEMS水性體系NONASSOCIATIVETHICKENERS

非締合型增稠劑HOWTHEYWORKCONVENTIONALORGANICTHICKENERSARESUPERBIGMOLECULESTHATTHICKENBYLONGCHAINENTANGLEMENT(THICKENTHEWATERPHASE,INDEPENDENTFROMTHERESIN)傳統(tǒng)的有機增稠劑都由很大的分子所組成。在水里，纏結(jié)分子網(wǎng)的形成起了增稠效果。PIGMENT/EXTENDER顏料/填料POLYMERPARTICLE乳膠微粒RHEOLOGICALADDITIVES流變助劑NONRHEOLOGICAL

ADDITIVES流變助劑WATERBASEDSYSTEMS水性體系ADVANTAGES

優(yōu)點：

易于使用。 良好保水性能延長開放時間。 對水增稠，不受樹脂影響。防分水，防沉淀。著色性和展色性佳能預測增稠效果NONASSOCIATIVETHICKENERS

非締合型增稠劑RHEOLOGICALADDITIVES流變助劑NONRHEOLOGICAL

ADDITIVES流變助劑WATERBASEDSYSTEMS水性體系NONASSOCIATIVETHICKENERS

非締合型增稠劑DISADVANTAGES缺點：

受pH值影響

對水敏感 增加飛濺 只有假塑形態(tài)流動、流平性差防腐、防霉性差影響光澤RHEOLOGICALADDITIVES流變助劑NON

OPTIFLO?PURE-ASSOCIATIVETHICKENER

PIGMENT/EXTENDER顏料/填料

POLYMERPARTICLE乳液粒子

HYDROPHILECHAIN親水鏈

HYDROPHOBEGROUP疏水基團

INTERMOLECULAREINTERACTIONS-HYDROPHILEINTERMOLECULAREINTERACTIONS-HYDROPHOBE(MICELL-STRUCTUREPURE-HOWTHEYWORK工作機理OPTIFLO?PURE-ASSOCIATIVERHEOLOGICAL

ADDITIVES流變助劑WATERBASEDSYSTEMS水性體系ASSOCIATIVETHICKENERS

締合型增稠劑靠其疏水鏈吸附在乳膠微粒和顏填料表面形成網(wǎng)絡結(jié)構(gòu)而增稠。乳膠微粒和顏填料表面積越大，吸附力就越大乳液用量粒徑的大小是決定締和型增稠劑能否有效及添加量的關鍵因素。RHEOLOGICALADDITIVES流變助劑ASSOCRHEOLOGICAL

ADDITIVES流變助劑WATERBASEDSYSTEMS水性體系ASSOCIATIVETHICKENERS

締合型增稠劑STRENGTHS優(yōu)點：

良好流動和流平性 良好施工性能 良好成膜性 防飛濺 極佳漆膜性能

提高早期耐水性

RHEOLOGICALADDITIVES流變助劑ASSOCRHEOLOGICAL

ADDITIVES流變助劑WATERBASEDSYSTEMS水性體系ASSOCIATIVETHICKENERS

締合型增稠劑PROBLEMS

缺點：

對不同的乳膠有不同的吸附力很難預測它的增稠效果

助溶劑和表面活性劑對它可能會導致脫附

穩(wěn)定性可能會比較差(尤其是在調(diào)色，熱老化的時候)

著色性可能會比較差RHEOLOGICALADDITIVES流變助劑ASSOC

小大乳液類型對締合型增稠劑效率的影響

pVAc(colloidalstabilized)pVAc(surfactantstabilized)

Acrylatessemigloss(colloidalstabilized)Acrylates/StyreneacrylatesAcrylatessemigloss(smallparticles)Acrylates(highgloss)

疏水性親水性添加量高低RHEOLOGICALADDITIVESWATERBASEDSYSTEMS乳液粒徑小OPTIFLO?NEWGENERATIONOFASSOCIATIVETHICKENERS新一代的締合型增稠劑OPTIFLO?NEWGENERATIONOF新一OPTIFLO?PRODUCTOVERVIEW

產(chǎn)品簡述OPTIFLO?SC(%)SolventViscosity(mPas)Rheology

L100 20+1Water 1000-5000 強牛頓型L150 20+1Water 9000-15000牛頓型M200 20+1Water 16000-25000牛頓型M210 20+1Water 16000-25000弱牛頓型H370 20+1Water/BC 2000-10000假塑型H400 20+1Water/BC 2000-10000假塑型H500 17,5+1Water/BC 2000-10000假塑型H600 20+1Water/BC 2000-10000強假塑型OPTIFLO?PRODUCTOVERVIEW產(chǎn)品洛克伍德-流變助劑-–--高分子增稠流平劑ppt課件PUTHICKENER(HEUR)-CHEMICALSTRUCTURE傳統(tǒng)聚氨酯增稠劑-化學結(jié)構(gòu)RHEOLOGICALADDITIVESPEGHYDROPHOBEGROUP疏水基團

OOO–C–N–R–N–C–OHH

OOO–C–N–R–N–C–OHHn

OOO–C–N–R–N–C–OHHCENTRALUNIT:主鏈BI–FUNCTIONALISOCYANATE雙官能團異氰酸酯PUTHICKENER(HEUR)-CHEMICAn4–FUNCTIONALLYAMINOPLASTH3COCH2CH2OCH3CH2OCH3CH2OCH3CH3OCH2H2CCH2CH2OCH3H2CCH2CH2IOOICH2PEGHYDROPHOBEGRUPPERHEOLOGISCHEADDITIVEOPTIFLO?MODIFICATIONINQUANTITYOFTHEHYDROPHOBE疏水官能團數(shù)量的改變CHANGINGTHENUMBEROFPOLYCONDENSATION高分子聚合度CHEMICALSTRUCTURE–POSSIBLEMODIFICATIONS化學結(jié)構(gòu)–可能改性的方向MODIFICATIONINQUALITYOFTHEHYDROPHOBE

疏水官能團種類的改變4–FUNCTIONALLYAMINOPLAST4–FUNCTIONALLYAMINOPLASTn4–FUNCTIONALLYH3COCH2CH2OCHPIGMENT/EXTENDER顏填料ORPOLYMERIC–PARTICLE乳液粒子

INTERMOLECULAREBONDINGSOFTHEHYDRO-PHOBEGROUPS(MICELL-STRUCTURE)疏水基團的相互作用PU-THICKENER聚氨酯增稠劑PU-THICKENER–HOWTHEYWORK傳統(tǒng)聚氨酯增稠劑–工作原理RHEOLOGISCHEADDITIVEW?SSRIGESYSTEMEPIGMENT/EXTENDER顏填料INTERMOPTIFLO?-HOWISTWORKSOPTIFLO的工作原理OPTIFLOPIGMENT/EXTENDER顏填料OR或POLYMERIC–PARTICLE乳液粒子

INTERMOLECULAREBONDINGSOFTHEHYDRO-PHOBEGROUPS(MICELL-STRUCTURE)疏水基團的相互作用RHEOLOGICALADDITIVESOPTIFLO?OPTIFLO?-HOWISTWORKSOPTOPTIFLO?-DETERMINATIONOFTHESPATTERRESISTANCEOPTIFLO–可以有效地減少飛濺BLACKCARDBOARD(CA.30x40CM)CONTRASTCHART

(500CM2)25CMVERTICALAREA垂直立面HORIZONTALAREA水平面WETPAINT300μm濕涂厚度300微米15DOUBLELIFTINGSIN15SECONDS15秒內(nèi)上下滾涂15次LAMBSKINROLLER羊毛輥子CONTRASTCHART

(500CM2)ORWETPAINT~10g取10克漆RHEOLOGICALADDITIVESOPTIFLO?OPTIFLO?-DETERMINATIONOFTHOPTIFLO?-INFLUENCEONTHESPATTERBEHAVIOR防飛濺以供應形式1：1替代競爭對手以固含量1：1替代

REPLACEMENTOFTHEPOLYMERICCOMPETITIVEPRODUCTREPLACEMENTOFTHEPOLYMERICTHICKENER(DELIVERYFORM)THICKENER(SOLIDCONTENT)RHEOLOGICALADDITIVESOPTIFLO?OPTIFLO?-INFLUENCEONTHESPOPTIFLO?M210競爭者TESTSYSTEM:VINYLACEATE-ETHYLEN-ACRYLATE-COPOLYMER醋丙乳液OPTIFLO?INFLUENCEONTHESCRUBRESISTANCE對耐擦洗的影響OPTIFLO?M210競爭者TESTSBASE:RHOPLEXSG-20(Acrylate),-SEMI-GLOSS純丙乳液半光涂料GLOSS: 20°和60°角REFERENCE:CompetitorOPTIFLO?L100/H600CONCENTRATION(solid):0,48%/0,05%0,48%/0,05%GLOSSOPTIFLO?GLOSSBEHAVIOR對光澤的影響B(tài)ASE:RHOPLEXSG-20(AcrylateOPTIFLO?BASE: RHOPLEXSG-20(Acrylate),-SEMI-GLOSS純丙乳液半光涂料MEASUREMENT: ICI-,STORMER-VISCOSITY測ICI和KUVISCOSITYBEHAVIOR-ADDITIONOF6%COLORANTF色漿對粘度的影響REFERENCE:CompetitorOPTIFLO?L100/H600CONCENTRATION(solid):0,48%/0,05%0,48%/0,05%VISCOSITYICI/STORMEROPTIFLO?BASE: RHOPLEXSG-20OPTIFLO?CONDENSINGWATERRESISTANCE乳膠漆—外用24HOURSCLEVELANDCONDENSINGCABINET

對比產(chǎn)品HEC/OPTIFLO?-H500OPTIFLO?-H500HEC

施工后干燥2小時OPTIFLO?-H500HEC施工后干燥24小時OPTIFLO?-H500HEC

施工后干燥4小時OPTIFLO?CONDENSINGWATERRESIOPTIFLO?乳膠漆內(nèi)用半光乳液:

聚醋酸乙烯/丙烯酸(75:25)干燥條件:

室溫下，24小時測試方法:

CLEVELAND(24hrs.)OPTIFLO?-H500COMPETITIONCONDENSINGWATERRESISTANCEOPTIFLO?乳膠漆OPTIFLO?-H500CTANNINBARRIERTESTonMERBAU-28daysinwateratRT防止單寧酸滲析—室溫條件下在水里28天RHEOLOGICALADDITIVESOPTIFLO?Byk0243,0AcronalLR8976200,0Kronos2056200,0Omyacarb5GU140,0FinntalcM30SL30,0LusolvanPP20,0AcronalLR8976300,0Plastilit30603,0Butyldiglykol8,0Byk0242,0OPTIFLO?H4003,01000,0Water87,0PigmentdisperserA1,0RESIN:PUREACRYLIC純丙烯酸樹脂ParmetolA264,02,0NaPP,25%INSULATINGPRIMER木器底材隔離作用TANNINBARRIERTESTonMERBAOPTIFLO?INFLUENCEONMIGRATIONTHROUGHAWETFILM抗?jié)B色性

BLEEDINGTHROUGHAPPROX.REPLACEMENTOFTHERHEOLOGICAL5MINAFTERAPPLICATION ADDITIVEBYOPTIFLO?L150OPTIFLO