Patent · US Expired

Preparation of impact-resistant poly(alkyl)styrene

US4985503A · kind A · utility

8Cited by

2References

4Claims

0Family size

Assignee

BASF SE

Inventors

Klaus Bronstert · Eisenberg (Pfalz), DE
Hans Hoenl · Grünstadt, DE
Adolf Echte · Ludwigshafen, DE
Peter Klaerner · Battenberg, DE

Key dates

Filing date	Apr 14, 1989
Grant date	Jan 15, 1991
Priority date	—
Expiry date	Apr 14, 2009

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F279/02
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Process for preparing impact-resistant translucent rubber-modified polystyrene by polymerizing compounds of the styrene class in the presence of a rubber containing thiol groups.

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