Patent · US Expired

Thermoplastic polyurethane compositions having improved flame resistance

US4690964A · kind A · utility

7Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 1983
Grant dateSep 1, 1987
Priority date
Expiry dateJan 26, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L75/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention is directed to a thermoplastic molding composition comprising thermoplastic polyurethane and an additive amount of an oligomeric polyalkylphosphonate, characterized by its improved flame resistance.

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