Patent · US Active

Defoamers for airless paint spray application

US9017471B2 · kind B2 · utility

0Cited by

9References

13Claims

0Family size

Assignee

ALLNEX AUSTRIA GMBH · AU

Inventors

Gerald Hobisch · Graz, AT
Peter Morre · Graz, AT
Thomas Schönbacher · Graz, AT
Joachim Schmidt · Schlangen, DE
Armin Temel · Graz, AT

Key dates

Filing date	Aug 31, 2010
Grant date	Apr 28, 2015
Priority date	—
Expiry date	Nov 11, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2201/54
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The invention relates to an ester AB of a polypropylene glycol A with fatty acids B, which ester AB can be added in the form of an aqueous emulsion to an aqueous coating composition, and a method of use of the ester AB as defoamer additive.

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