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.:

US 8889814 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 18, 2014

Filed:

Aug. 27, 2013
Applicant:

Clariant Finance (Bvi) Limited, Tortola, VG;

Inventors:

Klaus Poellmann, Munich, DE;

Juergen Muenter, Fellbach, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/00 (2006.01); C07C 215/00 (2006.01); C08G 18/42 (2006.01); C08G 18/12 (2006.01); C07C 271/16 (2006.01); C08G 18/72 (2006.01); C07C 213/02 (2006.01); C08G 18/32 (2006.01); C08G 18/40 (2006.01); C08G 18/75 (2006.01); C08G 18/34 (2006.01);
U.S. Cl.
CPC ...
C07C 213/02 (2013.01); C08G 18/4238 (2013.01); C08G 18/12 (2013.01); C07C 271/16 (2013.01); C08G 18/722 (2013.01); C08G 18/325 (2013.01); C08G 18/4018 (2013.01); C08G 18/755 (2013.01); C08G 18/348 (2013.01);
Abstract

The object of the invention are compounds of the formula (2) wherein Ris H, methyl or ethyl, Ris C- to Calkyl, A is a C- to Calkylene group, m is number from 10 to 400, n is 1, 2, 3, 4, or 5, a method for their production and their use in the production of polyurethane prepolymers.


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Poellmann, Klaus. (2014). Polyetheramine macromonomers comprising two neighboring hydroxyl groups and their use for producing polyurethanes (U.S. Patent No. 8889814). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8889814

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