Patent · US Expired

Flame-retardant polymers

US4329272A · kind A · utility

15Cited by
13References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 17, 1981
Grant dateMay 11, 1982
Priority date
Expiry dateMar 17, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L55/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Styrene/maleic anhydride polymers can be made more resistant to combustion by incorporation therein of minor amounts of polyvinyl chloride. The compositions can also comprise MBS, ABS and other flame retardant additives.

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