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 7875658 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 25, 2011

Filed:

Apr. 08, 2004
Applicants:

Volker Stanjek, München, DE;

Felicitas Schauer, Aying, DE;

Richard Weidner, Burghausen, DE;

Inventors:

Volker Stanjek, München, DE;

Felicitas Schauer, Aying, DE;

Richard Weidner, Burghausen, DE;

Assignee:

Wacker Chemie AG, Munich, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 18/00 (2006.01); C08G 18/24 (2006.01); C08J 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Foamable compositions which are free of isocyanates, which exhibit low shrinkage, low propensity toward crack formation, and which display good flammability resistance, are prepared from blowing agent-containing compositions of alkoxysilane-terminated prepolymers derived from a polyol component which contains one or more halogenated polyols.


Find Patent Forward Citations

Stanjek, Volker. (2011). Expansible mixtures devoid of isocyanates exhibiting improved fire behaviour (U.S. Patent No. 7875658). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7875658

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