Patent · US Expired

Fire retardant polymer

US4101510A · kind A · utility

5Cited by
4References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 9, 1977
Grant dateJul 18, 1978
Priority date
Expiry dateMar 9, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L25/18
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A fire retardant polymer which has a low halogen content is obtained by incorporating a vinyl aromatic containing a group reactive under Friedel-Crafts conditions and a Lewis acid or Lewis acid precursor within a thermoplastic composition.

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