Patent · US Expired

Carbonate ester stabilizers for polymers

US4104217A · kind A · utility

7Cited by
18References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 24, 1977
Grant dateAug 1, 1978
Priority date
Expiry dateJan 24, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L69/005
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This invention relates to a new class of polyhydric phenol carbonate esters and to synthetic resin stabilizer compositions comprising these esters as well as to synthetic resins stabilized with such esters and with stabilizer compositions comprising these esters along with known polymer stabilizers.

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