Patent · US Active

Waterborne polyurethane coating compositions

US8354151B1 · kind B1 · utility

0Cited by

36References

18Claims

0Family size

Assignee

Bayer MaterialScience AG · DE

Inventors

Ramesh Subramanian · Oviedo, US
Raymond Stewart · Lawrence, US
Abdullah Ekin · Dorpsstraat, US
Torsten Pohl · Cambridge, US

Key dates

Filing date	Jul 6, 2011
Grant date	Jan 15, 2013
Priority date	—
Expiry date	Aug 8, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31601
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Aqueous polyurethane coating compositions are disclosed in this specification. The aqueous polyurethane coating compositions contain a polycarbonate-polyurethane resin component, an aminoplast resin component, and a polyester polyol component.

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