Patent · US Expired

Thermoplastic formulations

US4857597A · kind A · utility

4Cited by
4References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 1, 1988
Grant dateAug 15, 1989
Priority date
Expiry dateFeb 1, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S525/905
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This invention relates to a thermoplastic formulation having a first part comprising, (i) a blend of a polyphenylene ether and a polyvinyl aromatic and (ii) a nuclear halogenated polyvinyl aromatic flame retardant, and a second part, in admixture with the first part, comprising a Diels-Alder adduct having the formula EQU A--R--(A).sub.n wherein n is 0, 1 or 2 and A is a polyhalogenated cycloalkylene or cycloalkyl group and R is as defined herein.

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