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:
Dec. 05, 1978
Filed:
Aug. 17, 1977
Applicant:
Inventors:
Armin Kohler, Dormagen, DE;
Herbert Pelousek, Dormagen, DE;
Helmut Ohse, Zons, DE;
Hans Westermann, Marl, DE;
Karl-Heinz Magosch, Marl, DE;
Assignees:
Bayer Aktiengesellschaft, Leverkusen, DE;
Faserwerke Huls Gesellschaft mit beschrankter Haftung, Marl, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528279 ; 528272 ; 528308 ;
Abstract
This invention relates to a process for the production of a high molecular weight polyester by reacting a dicarboxylic acid or a derivative thereof with a diol in the presence of a catalyst comprising a combination of compounds of manganese, magnesium and titanium.
Kohler, Armin. (1978). Process for the production of high molecular weight polyesters (U.S. Patent No. 4128534). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4128534
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile