Patent · US Expired

Thermostability enhancement of polyphosphate flame retardants

US5833886A · kind A · utility

15Cited by
7References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 17, 1997
Grant dateNov 10, 1998
Priority date
Expiry dateSep 17, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F9/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The thermostability of an aromatic polyphosphate composition an be improved by the addition of an effective amount of a hydroxy-terminated aromatic polyphosphate composition for such.

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