公开(公告)号：WO2012112353A1

公开(公告)日：2012-08-23

申请号：PCT/US2012/024232

申请日：2012-02-08

Applicant: WACKER CHEMICAL CORPORATION ,  DANIELS, Christian, Leonard ,  BOYLAN, John, Richard

Inventor： DANIELS, Christian, Leonard ,  BOYLAN, John, Richard

IPC: C09D131/04 ,  D21H19/56 ,  D21H19/58 ,  D21H19/60 ,  D21H19/62

CPC classification number: D21H19/56 ,  C08K3/013 ,  C08L41/00 ,  C09D123/0853 ,  D21H19/58 ,  D21H19/60 ,  D21H19/62 ,  Y10T428/31906

Abstract: A composition for coating paper includes at least one pigment selected from the group consisting of polymeric pigments, aluminosilicates, calcium carbonate, titanium dioxide, talc, barium sulfate, zinc oxide, aluminum trihydrate, amorphous silica and silicates; wherein the pigment is dispersed in an aqueous dispersion of a polymeric binder that is a copolymer of vinyl acetate, ethylene, at least one ethylenically unsaturated sulfonic acid or salt thereof and optionally one or more other monomers, wherein vinyl acetate units constitute in a range of 70-90 wt% of the polymeric binder and ethylene units constitute in a range of 10-30 wt% of the polymeric binder; and wherein the polymeric binder has a mean particle size in a range from 0.1 μιτι to 0.3 μητι and the optional one or more other monomers do not include any N-(C 1 - 4 ) alkylol (meth)acrylamide; and wherein the aqueous dispersion of the polymeric binder is free of alkylphenol ethoxylate surfactants and includes a nonionic surfactant component consisting of a polyethylene oxide/polypropylene oxide block copolymer and optionally one or more other nonionic surfactants, and optionally includes an anionic surfactant component consisting of one or more anionic surfactants.

Abstract translation: 用于涂布纸的组合物包括选自聚合颜料，硅铝酸盐，碳酸钙，二氧化钛，滑石，硫酸钡，氧化锌，三水合铝，无定形二氧化硅和硅酸盐的至少一种颜料; 其中所述颜料分散在聚合物粘合剂的水分散体中，所述聚合物粘合剂是乙酸乙烯酯，乙烯，至少一种烯键式不饱和磺酸或其盐和任选的一种或多种其它单体的共聚物，其中乙酸乙烯酯单元构成在 聚合物粘合剂和乙烯单元的70-90重量％构成聚合物粘合剂的10-30重量％的范围; 并且其中所述聚合物粘合剂的平均粒度范围为0.1μt？ 至0.3μ？ 并且任选的一种或多种其它单体不包括任何N-（C 1-4）羟烷基（甲基）丙烯酰胺; 并且其中所述聚合物粘合剂的水分散体不含烷基酚乙氧基化物表面活性剂，并且包括由聚环氧乙烷/聚环氧丙烷嵌段共聚物和任选的一种或多种其它非离子表面活性剂组成的非离子表面活性剂组分，并且任选地包括由一种 或更多阴离子表面活性剂。

公开(公告)号：WO2012128993A1

公开(公告)日：2012-09-27

申请号：PCT/US2012/028854

申请日：2012-03-13

Applicant: WACKER CHEMICAL CORPORATION ,  DANIELS, Christian, Leonard ,  GRUBER, Bruce

Inventor： DANIELS, Christian, Leonard ,  GRUBER, Bruce

IPC: C04B26/04 ,  C08B3/00 ,  C08K3/26 ,  C09D5/34 ,  C08L31/04

CPC classification number: C09D5/34 ,  C04B26/04 ,  C04B2111/00672 ,  C08L31/04 ,  Y02W30/94 ,  C04B14/26 ,  C04B14/28 ,  C04B14/305 ,  C04B14/308 ,  C04B14/368 ,  C04B2103/30 ,  C04B2103/408 ,  C04B14/022 ,  C04B14/062 ,  C04B14/08 ,  C04B18/146

Abstract: A pigmented latex composition having a solids content in a range from 60 wt% to 95 wt% includes a) an aqueous dispersion of a polymeric binder that is a copolymer including units of vinyl acetate, ethylene and at least one ethylenically unsaturated carboxylic acid or salt thereof, the polymeric binder constituting in a range from 10 wt% to 30 wt% of the composition; wherein vinyl acetate units constitute in a range of 70-95 wt% of the polymeric binder, ethylene units constitute in a range of 5-30 wt% of the polymeric binder and ethylenically unsaturated carboxylic acid units constitute in a range from 0.75 wt% to 5 wt% of the polymeric binder; the aqueous dispersion of the polymeric binder is free of alkylphenol ethoxylate surfactants and phosphate ester surfactants; and the polymeric binder has a weight average particle size in a range from 0.1 μιτι to 0.3 pm; b) one or more pigments constituting in a range from 30 wt% to 50 wt% of the composition, selected from the group consisting of polymeric pigments, aluminosilicates, calcium carbonate, titanium dioxide, talc, barium sulfate, zinc oxide, aluminum trihydrate, amorphous silica and silicates; c) one or more plasticizers; and d) one or more pigment dispersants.

Abstract translation: 固体含量在60重量％至95重量％范围内的着色胶乳组合物包括a）聚合物粘合剂的水分散体，其为包含乙酸乙烯酯，乙烯和至少一种烯键式不饱和羧酸或盐的单元的共聚物 聚合物粘合剂构成组合物的10重量％至30重量％的范围; 其中乙酸乙烯酯单元构成聚合物粘合剂的70-95重量％的范围，乙烯单元构成聚合物粘合剂的5-30重量％的范围，烯属不饱和羧酸单元构成在0.75重量％至 5重量％的聚合物粘合剂; 聚合物粘合剂的水分散体不含烷基酚乙氧基化物表面活性剂和磷酸酯表面活性剂; 聚合物粘合剂的重均粒径为0.1μt·t〜 至0.3点; b）构成组合物的30重量％至50重量％范围内的一种或多种颜料，其选自聚合颜料，硅铝酸盐，碳酸钙，二氧化钛，滑石，硫酸钡，氧化锌，三水合铝， 无定形二氧化硅和硅酸盐; c）一种或多种增塑剂; 和d）一种或多种颜料分散剂。