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:
Sep. 04, 1990
Filed:
Jun. 26, 1989
Applicant:
Inventors:
Gunther Weymans, D-5090 Leverkusen, DE;
Klaus Berg, D-4150 Krefeld-Uerdingen, DE;
Ulrich Grigo, D-4150 Krefeld-Uerdingen, DE;
Karsten-Josef Idel, D-4150 Krefeld-Uerdingen, DE;
Ludwig Bottenbruch, D-4150 Krefeld, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
525146 ; 525148 ; 525394 ; 525433 ; 525439 ; 525462 ; 525535 ; 525537 ;
Abstract
The invention relates to the use of thermoplastic homopolycarbonates of 3,3'-dihydroxydiphenyl ether in quantities of 3% by weight to 30% by weight for modifying filsm of other thermoplastics than the thermoplastic homopolycarbonates of 3,3'-dihydroxydiphenyl ether, to a process for modifying films of these other thermoplastics, to the films obtainable by this process and to mixtures containing the homopolycarbonates mentioned and the other thermoplastics.