Patent · US Expired

Organotin-containing composition for the stabilization of polymers of vinyl chloride

US4546136A · kind A · utility

2Cited by
6References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 17, 1984
Grant dateOct 8, 1985
Priority date
Expiry dateMay 17, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F7/226
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

An organotin-containing composition for the stabilization of polymers or copolymers of vinyl chloride in which there is incorporated a stabilizing amount of an organotin compound containing at least two tin atoms and which is a mercapto, hydroxy or alkoxy substituted ester of a mercapto acid substituted organotin mercapto acid diester.

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