Patent · US Expired

Burnish resistant powder coating composition

US6472071B2 · kind B2 · utility

0Cited by
20References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 16, 2001
Grant dateOct 29, 2002
Priority date
Expiry dateJul 16, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31794
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention provides a low gloss powder coating composition comprising a polyester having hydroxyl and carboxyl groups and glycidyl-containing acrylic copolymer, the copolymer having a Tg less than about 55° C. and a number average molecular weight greater than about 8000.

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