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:
May. 31, 2011
Filed:
Jul. 03, 2006
Applicants:
Hartmut Nefzger, Pulheim, DE;
Manfred Schmidt, Dormagen, DE;
James-michael Barnes, Breitscheid, DE;
Ernst Felske, Neuss, DE;
Jens Krause, Cologne, DE;
Inventors:
Hartmut Nefzger, Pulheim, DE;
Manfred Schmidt, Dormagen, DE;
James-Michael Barnes, Breitscheid, DE;
Ernst Felske, Neuss, DE;
Jens Krause, Cologne, DE;
Assignee:
Bayer MaterialScience AG, Leverkusen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 18/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to NCO-terminated prepolymers that are stable to sedimentation, to a process for the production of these NCO-terminated prepolymers, and to the production of polyurethanes from these NCO-terminated polymers.