Patent · US Expired

Ultraviolet radiation protective, abrasion resistant, bloom resistant coatings

US4156046A · kind A · utility

37Cited by
14References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 22, 1978
Grant dateMay 22, 1979
Priority date
Expiry dateFeb 22, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31786
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Abrasion resistant coatings based on epoxy-terminated silanes can reduce the transmission of ultraviolet radiation by at least 90% with the addition of ultraviolet radiation absorbers and 10-70% by weight of an aliphatic, polyepoxide, comonomer.

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