C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
C09D 5/28 (2006.01) C09D 5/04 (2006.01) C09D 7/12 (2006.01) C09D 7/14 (2006.01) C09D 133/02 (2006.01) C09D 167/00 (2006.01)
Patent
CA 2335048
Pastes containing flatting agents and/or texture additives, containing A) 5 to 30 wt.% of one or more thixotropic (meth)acrylic copolymers and/or one or more thixotropic polyesters B) 15 to 45 wt.% of one or more flatting and/or texturing agents, C) 30 to 65 wt.% of one or more organic solvents and optionally wetting and dispersing agents, rheology modifiers, catalysts and optionally further additives and auxiliaries, wherein the proportions of components A), B) and C) add up to 100 wt.% and the weight ratio of thixotropic (meth)acrylic copolymer and/or thixotropic polyester : flatting and/or texturing agents is 1: 6 to 1: 0.8.
L'invention concerne des pâtes contenant des agents de matage et/ou des additifs conférant une structure. Ces pâtes contiennent A) 5 ) 30 % en poids d'au moins un copolymère (méth)acrylique thixotropique et/ou d'au moins un polyester thixotropique ; B) 15 à 45 % en poids d'au moins un agent de matage et/ou de structuration ; C) 30 à 65 % en poids d'au moins un solvant organique ; éventuellement des agents mouillants et dispersants, des agents rhéologiques, des catalyseurs et éventuellement d'autres additifs et auxiliaires. L'addition des proportions des composantes A), B) et C) donne 100 % en poids et le rapport en poids copolymère (méth)acrylique thixotropique et/ou polyester thixotropique/agent de matage et/ou de structuration est de 1 : 6 à 1 : 0,8.
Berschel Gunter
Hellmann Udo
Stephan Werner
Stricker Wolfgang
E.i. Du Pont de Nemours And Company
Kirby Eades Gale Baker
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