Patent · US Active

Paints with improved water staining and color rub-off qualities

US8980995B2 · kind B2 · utility

13Cited by

5References

17Claims

0Family size

Assignee

Columbia Insurance Company · US

Inventors

Yong Yang · Kingwood, US
Vincent R. Libero · Newton, US
Luz Clarena Shavel · Budd Lake, US
Glenn Cooper · East Hanover, US
Johanna L. Garcia de Visicaro · Lake Hopatcong, US
George M. Amrich · Hackettstown, US
Robert Sheerin · North Caldwell, US
Steve Minassian · Millington, US

Key dates

Filing date	Apr 19, 2011
Grant date	Mar 17, 2015
Priority date	—
Expiry date	Apr 19, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G77/458
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention comprises a hybrid latex polymer composition with one or more hydrophobic compound which is a solid or has a 50% distillation temperature of at least 200° C. and one or more matrix polymer, wherein the hydrophobic compound is entrapped in the structure of the matrix polymer. Further, the invention is a method of improving resistance to water staining and color rub-off in latex paints by including a hybrid latex polymer.

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