Patent · US Expired

Stabilization of vinyl chloride polymers

US4711921A · kind A · utility

6Cited by
21References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 10, 1986
Grant dateDec 8, 1987
Priority date
Expiry dateOct 10, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K3/26
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention provides an improved heat stabilization of post-chlorinated vinyl chloride polymers utilizing barium carbonate or cadmium carbonate that has a surface area greater than 2M.sup.2 /g.

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