Patent · US Expired

Red-shifted tris-aryl-s-triazines

US5681955A · kind A · utility

11Cited by
14References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 15, 1996
Grant dateOct 28, 1997
Priority date
Expiry dateJul 15, 2016

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/3492
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Tris-aryl-s-triazines of formula VI ##STR1## which contain one or more resorcinol derived moieties have UV spectra which are red-shifted to the near UV range and provide excellent stabilization to polymeric substrates against the deleterious effects of actinic light.

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