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:
Aug. 11, 1987
Filed:
Dec. 14, 1981
Applicant:
Inventors:
Rudolf Binsack, Krefeld, DE;
Karl-Heinz Kohler, Krefeld, DE;
Ulrich Grigo, New Martinsville, WV (US);
Leo Morbitzer, Cologne, DE;
Ludwig Bottenbruch, Krefeld, DE;
Walter Heitz, Kirchhain, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
525177 ; 525171 ; 525445 ; 528303 ; 528304 ; 528308 ; 5283087 ;
Abstract
Block copolyesters based on polyalkylene terephthalates which contain polydiene blocks show an extremely low deformation even when they are processed into thin articles. They still have a crystallinity which is decreased by less than the ratio corresponding to the polydiene portion.