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:
May. 22, 1990
Filed:
May. 09, 1986
Applicant:
Inventors:
Manfred Schreckenberg, Krefeld, DE;
Rolf Dhein, Krefeld, DE;
Hans Rudolph, Krefeld, DE;
Nouvertne Werner, Krefeld, DE;
Assignee:
Bayer Aktiengesellschaft, Bayerwerk, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
528176 ; 560 86 ; 524710 ; 524141 ; 524124 ;
Abstract
The present invention relates to diphenol monoesters of carboxylic acids, a process for their preparation, their use for the preparation of polyester-carbonates, the polyester-carbonates obtainable according to the invention and flame-repellent moulding compositions containing these polyester-carbonates.