Patent · US Expired

Flame retarded high modulus polyurethane elastomers and method of making same

US4622361A · kind A · utility

12Cited by
12References
60Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 29, 1985
Grant dateNov 11, 1986
Priority date
Expiry dateMar 29, 2005

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G2120/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A high modulus polyurethane elastomer having improved combustion resistance and satisfactory physical properties comprising the reaction product of a polyol or polymer polyol, a low molecular weight chain extender, a liquid organic polymeric isocyanate having an average functionality of at least about 2.4 and a defined concentration of flame retardant.

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