Patent · US Expired

UV resistant, abrasion resistant coatings

US5199979A · kind A · utility

38Cited by
13References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 25, 1988
Grant dateApr 6, 1993
Priority date
Expiry dateNov 25, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D183/04
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An ultraviolet radiation resistant coating is disclosed comprising a hydroxy-containing organic UV absorbing compound such as hydroxybenzotriazole which comprises hydrophilic moieties such as ethoxylate or propoxylate so that the compound is miscible and reactive with an inorganic oxide matrix formed by hydrolysis and condensation of an alkoxysilane and/or other metal alkoxide.

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