Patent · US Expired

Titanium dioxide as a U.V. screen in fire retardant vinyl polymers

US4175071A · kind A · utility

2Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 7, 1978
Grant dateNov 20, 1979
Priority date
Expiry dateJul 7, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Titanium dioxide, incorporated into vinyl polymers which contain halogenated organic compounds, screens ultraviolet radiation and thus reduces halogen discoloration.

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