Patent · US Expired

Pastes containing matting and structuring agents and coating agents containing said pastes

US6686412B1 · kind B1 · utility

8Cited by

18References

12Claims

0Family size

Assignee

E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

Günter Berschel · Recklinghausen, DE
Udo Hellmann · Remscheid, DE
Werner Stephan · Wuppertal, DE
Wolfgang Stricker · Remscheid, DE

Key dates

Filing date	Dec 11, 2000
Grant date	Feb 3, 2004
Priority date	—
Expiry date	Dec 11, 2020

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09D7/42
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Pastes containing flatting agents and/or texture additives, containingA) 5 to 30 wt. % of one or more thixotropic (meth)acrylic copolymers and/or one or more thixotropic polyestersB) 15 to 45 wt. % of one or more flatting and/or texturing agents,C) 30 to 65 wt. % of one or more organic solventsand 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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.