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:
Oct. 01, 2024
Filed:
Jul. 17, 2017
Applicant:
Technip Zimmer Gmbh, Frankfurt am Main, DE;
Inventors:
Eckhard Seidel, Frankfurt am Main, DE;
Rainer Linke, Butzbach, DE;
Assignee:
Technip Zimmer GMBH, Frankfurt am Main, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/85 (2006.01); C08G 63/183 (2006.01); C08K 3/34 (2006.01);
U.S. Cl.
CPC ...
C08G 63/85 (2013.01); C08G 63/183 (2013.01); C08K 3/34 (2013.01); C08K 2201/005 (2013.01);
Abstract
The present application relates to a process for preparing polyesters comprising reacting a dicarboxylic acid with butanediol in the presence of a catalyst, wherein in the process an aluminosilicate is present, as well as the use of aluminosilicates in such a process.