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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 11072704 B1

PDFFull Text
Date of Patent:
Jul. 27, 2021

Filed:

Nov. 20, 2015

Polyurethane foam

Applicant:

Inoac Corporation, Nagoya, JP;

Inventors:

Mitsuru Omoto, Aichi, JP;

Tomotaka Hara, Aichi, JP;

Satoshi Takayama, Aichi, JP;

Takanobu Hara, Aichi, JP;

Assignee:

INOAC CORPORATION, Nagoya, JP;

Attorney:

Sughrue Mion, PLLC

Primary Examiner:

John M Cooney

Int. Cl.
CPC ...
C08G 18/42 (2006.01); C08L 75/06 (2006.01); C08K 5/3492 (2006.01); C08G 18/76 (2006.01); C08G 18/20 (2006.01); C08G 18/48 (2006.01); C08G 18/40 (2006.01); C08K 5/49 (2006.01); C08K 3/04 (2006.01); C08J 9/12 (2006.01);
U.S. Cl.
CPC ...
C08L 75/06 (2013.01); C08G 18/2081 (2013.01); C08G 18/4018 (2013.01); C08G 18/4241 (2013.01); C08G 18/4837 (2013.01); C08G 18/7607 (2013.01); C08G 18/7621 (2013.01); C08G 18/7664 (2013.01); C08J 9/12 (2013.01); C08K 3/04 (2013.01); C08K 5/34922 (2013.01); C08K 5/49 (2013.01); C08G 2110/0008 (2021.01); C08G 2110/0058 (2021.01); C08G 2110/0083 (2021.01); C08G 2170/20 (2013.01); C08G 2350/00 (2013.01);
Abstract

Provided is a polyurethane foam having excellent heat resistance and the like. The polyurethane foam is obtained from a material that contains a polyol and a polyisocyanate, in which the polyol contains a polyester polyol, the polyisocyanate contains a diphenylmethane diisocyanate-based isocyanate, it is preferable that the polyester polyol has one or more side chains composed of an alkyl group, and the polyurethane foam may be used as a soundproof material for vehicles.

Find Patent Forward Citations

Omoto, Mitsuru. (2021). Polyurethane foam (U.S. Patent No. 11072704). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11072704

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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