Patent · US Active

Aqueous base coats having an improved ring line stability

US10822521B2 · kind B2 · utility

0Cited by

0References

15Claims

0Family size

Assignee

BASF COATINGS GMBH · DE

Inventors

Bernhard Steinmetz · Meiningen, DE
Norbert Loew · Würzburg, DE

Key dates

Filing date	Sep 13, 2017
Grant date	Nov 3, 2020
Priority date	—
Expiry date	Nov 18, 2037

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09D175/04
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

An aqueous basecoat material with improved circulation line stability is disclosed. The aqueous basecoat material includes at least one hydroxyl-functional polymer as a binder component and at least one binder component which is different from the hydroxyl-functional polymer. The aqueous basecoat material also includes at least one carbonyl group-containing polyurethane poly(meth)acrylate and also at least one organic compound having at least two hydrazine, hydrazide and/or hydrazone groups. The aqueous basecoat material also includes at least one branched and/or secondary aliphatic monoalcohol having at least four carbon atoms.

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