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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 4210726 B1

PDFFull Text
Date of Patent:
Jul. 01, 1980

Filed:

Aug. 10, 1978

Process for producing polyurethane foam using as a foam stabilizer an

Applicant:
Inventors:

Tadashi Hamamura, Yokohama, JP;

Isao Noda, Tokyo, JP;

Tadashi Yoshii, Yokohama, JP;

Masao Takase, Yokohama, JP;

Terumi Watanabe, Yokohama, JP;

Assignee:

Union Carbide Corporation, New York, NY (US);

Attorney:

Gallagher; Richard J.

Primary Examiner:

Maurice J Welsh

Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
521110 ; 252182 ; 521131 ; 521132 ;
Abstract

A process for producing high resilience polyurethane foam utilizing as a foam stabilizer a combination of an organosilicone oil of average molecular weight 200-2000 composed of the blocks represented by the formula ##EQU1## (where a+b is 1 to 3, b is 0 or 1, R is methyl group, and R' is a hydrocarbon group of 3-15 carbon atoms) and a hydrocarbon oil of average molecular weight 200-2000 containing more than 20 wt. % of alicyclic hydrocarbon and/or aromatic hydrocarbon.

Find Patent Forward Citations

Hamamura, Tadashi. (1980). Process for producing polyurethane foam using as a foam stabilizer an (U.S. Patent No. 4210726). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4210726

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

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