Patent · US Expired

Powder coating compositions

US7019051B2 · kind B2 · utility

0Cited by
12References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 1, 2002
Grant dateMar 28, 2006
Priority date
Expiry dateAug 28, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D5/033
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Powder coating compositions incorporate, by dry blending, a wax-coated silica additive in finely divided form. Further additives that may be incorporated by dry blending include aluminum oxide and/or aluminum hydroxide. The compositions offer advantages, for example, in terms of fluidity and in terms of first-time deposition of fine particles.

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