洛克伍德流变助剂 –高分子增稠流平剂ppt课件.ppt

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1、,RHEOLOGICAL ADDITIVES-POLYMERIC THICKENERSS,WATER BASED SYSTEMS,流变助剂-高分子增稠流平剂,水性体系,RHEOLOGICAL ADDITIVES 流变助剂WATER BASED SYSTEMS 水性体系,POLYMERIC THICKENERS高分子增稠剂,非缔合型 丙烯酸增稠剂(ASE系列）纤維素醚（HEC系列)缔合型 牛頓型，假塑型 聚氨酯型，非聚氨酯型两者的配合多于竞争,RHEOLOGICAL ADDITIVES流变助剂WATER BASED SYSTEMS 水性体系,NON ASSOCIATIVE THICKENERS

2、非缔合型增稠剂,HOW THEY WORK,CONVENTIONAL ORGANIC THICKENERS ARE SUPER BIG MOLECULES THAT THICKEN BY LONG CHAIN ENTANGLEMENT(THICKEN THE WATER PHASE,INDEPENDENT FROM THE RESIN)传統的有机增稠剂都由很大的分子所組成。在水里，纏結分子网的形成起了增稠效果。,PIGMENT/EXTENDER顏料/填料POLYMER PARTICLE乳胶微粒,RHEOLOGICAL ADDITIVES流变助剂WATER BASED SYSTEMS 水性体系,

3、ADVANTAGES 优点：易于使用。良好保水性能延长开放时间。对水增稠，不受树脂影响。防分水，防沉淀。着色性和展色性佳 能预测增稠效果,NON ASSOCIATIVE THICKENERS 非缔合型增稠剂,RHEOLOGICAL ADDITIVES流变助剂WATER BASED SYSTEMS 水性体系,NON ASSOCIATIVE THICKENERS 非缔合型增稠剂,DISADVANTAGES 缺点：受 pH 值影响 对水敏感 增加飞溅 只有假塑形态 流动、流平性差 防腐、防霉性差 影响光泽,OPTIFLO,PURE-ASSOCIATIVE THICKENER,PIGMENT/EXTE

4、NDER顏料/填料 POLYMER PARTICLE乳液粒子 HYDROPHILE CHAIN亲水链 HYDROPHOBE GROUP疏水基团 INTERMOLECULARE INTERACTIONS-HYDROPHILE INTERMOLECULARE INTERACTIONS-HYDROPHOBE(MICELL-STRUCTURE,PURE-HOW THEY WORK 工作机理,RHEOLOGICAL ADDITIVES流变助剂WATER BASED SYSTEMS 水性体系,ASSOCIATIVE THICKENERS 缔合型增稠剂,靠其疏水链吸附在乳胶微粒和颜填料表面形成 网络结构而增

5、稠。乳胶微粒和颜填料表面积越大，吸附力就越大乳液用量粒径的大小是决定缔和型增稠剂能否有效及添加量的关键因素。,RHEOLOGICAL ADDITIVES流变助剂WATER BASED SYSTEMS 水性体系,ASSOCIATIVE THICKENERS 缔合型增稠剂,STRENGTHS 优点：良好流动和流平性 良好施工性能良好成膜性 防飞溅 极佳漆膜性能 提高早期耐水性,RHEOLOGICAL ADDITIVES流变助剂WATER BASED SYSTEMS 水性体系,ASSOCIATIVE THICKENERS 缔合型增稠剂,PROBLEMS 缺点：对不同的乳胶有不同的吸附力 很难预测它的

6、增稠效果 助溶剂和表面活性剂对它可能会导致脫附 稳定性可能会比较差(尤其是在调色，热老 化的時候)着色性可能会比较差,小 大,乳液类型对缔合型增稠剂效率的影响,pVAc(colloidal stabilized),pVAc(surfactant stabilized),Acrylates semi gloss(colloidal stabilized),Acrylates/Styrene acrylates,Acrylates semi gloss(small particles),Acrylates(high gloss),疏水性,亲水性,添加量,高,低,RHEOLOGICAL ADDITI

7、VES WATER BASED SYSTEMS,乳液粒径,OPTIFLO,NEW GENERATION OFASSOCIATIVE THICKENERS,新一代的缔合型增稠剂,OPTIFLO,PRODUCT OVERVIEW 产品简述,OPTIFLO SC(%)Solvent Viscosity(mPas)Rheology,L 100 20+1 Water 1000-5000 强牛顿型L 150 20+1 Water 9000-15000 牛顿型M 200 20+1 Water 16000-25000 牛顿型M 210 20+1 Water 16000-25000 弱牛顿型H 370 20+1

8、 Water/BC 2000-10000 假塑型H 400 20+1 Water/BC 2000-10000 假塑型H 500 17,5+1 Water/BC 2000-10000 假塑型H 600 20+1 Water/BC 2000-10000 强假塑型,PU THICKENER(HEUR)-CHEMICAL STRUCTURE传统聚氨酯增稠剂-化学结构,RHEOLOGICAL ADDITIVES,PEG,HYDROPHOBE GROUP疏水基团,n,CENTRAL UNIT:主链BI FUNCTIONAL ISOCYANATE 双官能团异氰酸酯,n,4 FUNCTIONALLYAMINO

9、PLAST,H3COCH2,CH2OCH3,CH2OCH3,CH2OCH3,CH3OCH2,H2C,CH2,CH2OCH3,H2C,CH2,CH2 IO,O ICH2,PEG,HYDROPHOBE GRUPPE,RHEOLOGISCHE ADDITIVEOPTIFLO,MODIFICATION IN QUANTITYOF THE HYDROPHOBE疏水官能团数量的改变,CHANGING THE NUMBEROF POLYCONDENSATION高分子聚合度,CHEMICAL STRUCTURE POSSIBLE MODIFICATIONS化学结构 可能改性的方向,MODIFICATION I

10、N QUALITYOF THE HYDROPHOBE 疏水官能团种类的改变,4 FUNCTIONALLYAMINOPLAST,4 FUNCTIONALLYAMINOPLAST,PIGMENT/EXTENDER 颜填料 OR POLYMERIC PARTICLE 乳液粒子,INTERMOLECULARE BONDINGS OF THE HYDRO-PHOBE GROUPS(MICELL-STRUCTURE)疏水基团的相互作用,PU-THICKENER聚氨酯增稠剂,PU-THICKENER HOW THEY WORK传统聚氨酯增稠剂 工作原理,RHEOLOGISCHE ADDITIVE WSSRI

11、GE SYSTEME,OPTIFLO-HOW IST WORKS OPTIFLO 的工作原理,OPTIFLO,PIGMENT/EXTENDER颜填料 OR或 POLYMERIC PARTICLE乳液粒子,INTERMOLECULARE BONDINGS OF THE HYDRO-PHOBE GROUPS(MICELL-STRUCTURE)疏水基团的相互作用,RHEOLOGICAL ADDITIVES OPTIFLO,OPTIFLO-DETERMINATION OF THE SPATTER RESISTANCEOPTIFLO 可以有效地减少飞溅,BLACK CARDBOARD(CA.30 x 4

12、0 CM),CONTRAST CHART(500 CM2),25 CM,VERTICALAREA垂直立面,HORIZONTALAREA水平面,WET PAINT 300 m湿涂厚度300微米,15 DOUBLE LIFTINGS IN 15 SECONDS15 秒内上下滚涂15次,LAMBSKINROLLER 羊毛辊子,CONTRAST CHART(500 CM2),OR,WET PAINT 10 g取10克漆,RHEOLOGICAL ADDITIVES OPTIFLO,OPTIFLO-INFLUENCE ON THE SPATTER BEHAVIOR 防飞溅,以供应形式1：1替代 竞争对手

13、以固含量1：1替代 REPLACEMENT OF THE POLYMERIC COMPETITIVE PRODUCT REPLACEMENT OF THE POLYMERIC THICKENER(DELIVERY FORM)THICKENER(SOLID CONTENT),RHEOLOGICAL ADDITIVES OPTIFLO,OPTIFLO M 210 竞争者,TEST SYSTEM:VINYL ACEATE-ETHYLEN-ACRYLATE-COPOLYMER醋丙乳液,OPTIFLO,INFLUENCE ON THE SCRUB RESISTANCE对耐擦洗的影响,BASE:RHOPL

14、EX SG-20(Acrylate),-SEMI-GLOSS 纯丙乳液半光涂料 GLOSS:20 和 60角,REFERENCE:Competitor OPTIFLO L 100/H 600CONCENTRATION(solid):0,48%/0,05%0,48%/0,05%,GLOSS,OPTIFLO,GLOSS BEHAVIOR 对光泽的影响,OPTIFLO,BASE:RHOPLEX SG-20(Acrylate),-SEMI-GLOSS 纯丙乳液半光涂料 MEASUREMENT:ICI-,STORMER-VISCOSITY 测 ICI 和 KU,VISCOSITY BEHAVIOR-AD

15、DITION OF 6%COLORANT F色浆对粘度的影响,REFERENCE:Competitor OPTIFLO L 100/H 600CONCENTRATION(solid):0,48%/0,05%0,48%/0,05%,VISCOSITYICI/STORMER,OPTIFLO,CONDENSING WATER RESISTANCE,乳胶漆外用24 HOURS CLEVELAND CONDENSING CABINET 对比产品 HEC/OPTIFLO-H 500,OPTIFLO-H 500 HEC 施工后干燥2小时,OPTIFLO-H 500 HEC 施工后干燥24小时,OPTIFLO

16、-H 500 HEC 施工后干燥4小时,OPTIFLO,乳胶漆内用半光乳液:聚醋酸乙烯/丙烯酸(75:25)干燥条件:室温下，24小时测试方法:CLEVELAND(24 hrs.),OPTIFLO-H 500,COMPETITION,CONDENSING WATER RESISTANCE,TANNIN BARRIER TEST on MERBAU-28 days in water at RT防止单宁酸渗析室温条件下在水里28天,RHEOLOGICAL ADDITIVES OPTIFLO,Byk 024,3,0,Acronal LR 8976,200,0,Kronos 2056,200,0,Om

17、yacarb 5 GU,140,0,Finntalc M 30 SL,30,0,Lusolvan PP,20,0,Acronal LR 8976,300,0,Plastilit 3060,3,0,Butyldiglykol,8,0,Byk 024,2,0,OPTIFLO H 400,3,0,1000,0,Water,87,0,Pigment disperser A,1,0,RESIN:PURE ACRYLIC纯丙烯酸树脂,Parmetol A 26,4,0,2,0,NaPP,25%,INSULATING PRIMER 木器底材隔离作用,OPTIFLO,INFLUENCE ON MIGRATIO

18、N THROUGH A WET FILM抗渗色性,BLEEDING THROUGH APPROX.REPLACEMENT OF THE RHEOLOGICAL 5 MIN AFTER APPLICATION ADDITIVE BY OPTIFLO L 150,EXAMPLE FOR APPLICATION 施工样板,ISOLATION PRIMER/BARRIER PRIMER隔离底漆,BLOODING“SUBSTRATE 渗析的底材,FINAL COATING,INSULATING PRIMER木器底材隔离作用,RHEOLOGICAL ADDITIVES OPTIFLO,OPTIFLO,耐盐

19、雾实验 DIN 50021,OPTIFLO,Benefit compare with competitors Optiflo 的特点,对表面活性剂耐受程度高（色浆）高漆膜丰满度、流平性提高耐擦洗性不会影响光泽或导致雾影高防飞溅抗渗色，耐盐雾 无味,OPTIFLO 配方建议(1)对纯丙乳液:0。2-0。5%(2)对苯丙乳液：0。3-0。6%(3)对醋丙乳液:0。4-0。8%(4)需要与纤维素HEC或碱溶胀型增稠剂配合,OPTIFLO,配方建议,（1）内墙涂料与纤维素配合（2）外墙涂料与碱溶胀型增稠剂配合（3）克服分水问题：配合比例（4）分水的另一个话题-保护涂料表层不结皮-主要是有机溶剂等,OPTIFLO,配方建议,尽量避免在配方中只使用缔和型增稠剂+流平剂，除非(1)在弹性防水涂料中(2)高档（高光）外墙涂料中(3)罩面清漆(4)雨季施工,