The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 09, 1976
Filed:
Apr. 10, 1974
Dieter Margotte, Krefeld-Bockum, DT;
Hugo Vernaleken, Krefeld-Bockum, DT;
Hermann Schnell, KrefeldUerdingen, DT;
Bayer Aktiengesellschaft, Leverkusen, DT;
Abstract
Thermoplastic moulding compositions of 1. 70 - 20 % by weight of graft polycarbonates whose graft stock is a vinyl polymer with a molecular weight of from 10,000 to 100,000, containing from 3 to 10 side chains attached by carbon, each of which contains a hydroxyphenyl group, on which aromatic polycarbonate chains are condensed, and 2. 30 - 80 % by weight of graft polymer rubbers obtained by polymerizing a mixture of 2.1. 50 - 90 % by weight styrene, .alpha.-methylstyrene, methylmethacrylate or mixtures thereof, and 2.2. 10 - 50 % by weight acrylonitrile, methacrylonitrile, methylmethacrylate or mixtures thereof on a diene or acrylate rubber.