Patent · US Expired

4-Hydroxydiphenyl sulfoxide compositions

US4066619A · kind A · utility

1Cited by
1References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 2, 1976
Grant dateJan 3, 1978
Priority date
Expiry dateNov 2, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/41
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polyolefins are stabilized against heat and light degradation by including in said polyolefins an unsymmetrical 4-hydroxydiphenyl sulfoxide.

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