Patent · US Active

Refinish coating compositions comprising low molecular weight cellulose mixed esters

US8461234B2 · kind B2 · utility

0Cited by

154References

17Claims

0Family size

Assignee

Eastman Chemical Company · US

Inventors

Deepanjan Bhattacharya · Kingsport, US
Roy Glenn Foulk · Kingsport, US
Hampton Loyd Chip Williams, III · Kingsport, US
Michael Charles Shelton · Kingsport, US
Jessica Dee Posey-Dowty · Kingsport, US
Luis Guillermo Rios Perdomo · Kingsport, US
Daniel Wayne Dixon, Jr. · Church Hill, US
Paul Lee Lucas · Jonesborough, US
Alan Kent Wilson · Kingsport, US
Kenneth Raymond Walker · Wigan, GB
Jonathan Edward Lawniczak · Kingsport, US
Hieu Duy Phan · Antioch, US
Charlie Carroll Freeman, Jr. · Rogersville, US

Key dates

Filing date	Mar 22, 2010
Grant date	Jun 11, 2013
Priority date	—
Expiry date	Mar 22, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2205/03
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A refinish coating composition is provided comprising: a) at least one refinish coating resin; b) at least one solvent; c) at least one pigment; d) optionally, at least one crosslinking agent; e) at least one cellulose mixed ester having a weight average molecular weight (Mw) greater than 10,000 and f) at least one low molecular weight cellulose mixed ester. In addition, processes for coating the refinish coating composition on a substrate are also provided.

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