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:
Jun. 04, 2013
Filed:
Feb. 25, 2011
Applicants:
Torben Kaminsky, Lemfoerde, DE;
Dirk Kempfert, Stemwede-Dielingen, DE;
Inventors:
Torben Kaminsky, Lemfoerde, DE;
Dirk Kempfert, Stemwede-Dielingen, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/08 (2006.01); C08G 18/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a process for preparing a thermoplastic polyisocyanate polyaddition product based on polyisocyanate (i) and compounds which are reactive toward polyisocyanate, with or without the use of chain extenders, a first catalyst (iv) and/or auxiliaries and/or additives (v), wherein a second catalyst is initially vaporized and then applied to the polyisocyanate polyaddition product by condensation, and to the products prepared therefrom.