Patent · US Expired

Novel polymeric light stabilizers for polymers

US4435555A · kind A · utility

3Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 16, 1983
Grant dateMar 6, 1984
Priority date
Expiry dateFeb 16, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/34926
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polymers based upon a monomer of the formula ##STR1## wherein R or R.sup.1 contain a polymerizable double bond are useful as ultraviolet light stabilizers for polymers.

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