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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 12104007 B1

PDFFull Text
Date of Patent:
Oct. 01, 2024

Filed:

Jul. 24, 2019

Allophanate group-containing polyisocyanate composition, polyurethane resin-forming composition, seal material, membrane module

Applicant:

Tosoh Corporation, Yamaguchi, JP;

Inventors:

Mitsushige Ikemoto, Mie, JP;

Futoshi Oota, Mie, JP;

Assignee:

TOSOH CORPORATION, Yamaguchi, JP;

Attorney:

Squire Patton Boggs (US) LLP

Primary Examiner:

Taiwo Oladapo

Int. Cl.
CPC ...
C08G 18/76 (2006.01); B01D 63/04 (2006.01); B01D 69/08 (2006.01); C08G 18/28 (2006.01); C08G 18/61 (2006.01); C09K 3/10 (2006.01);
U.S. Cl.
CPC ...
C08G 18/7671 (2013.01); B01D 63/04 (2013.01); B01D 69/08 (2013.01); C08G 18/2825 (2013.01); C08G 18/283 (2013.01); C08G 18/61 (2013.01); C09K 3/1021 (2013.01); B01D 2313/04 (2013.01); B01D 2319/02 (2013.01); C09K 2200/0685 (2013.01);
Abstract

An allophanate group-containing polyisocyanate composition that contributes to the formation of a polyurethane resin with fewer bubbles is provided. Disclosed is an allophanate group-containing polyisocyanate composition (C) including a reaction product of diphenylmethane diisocyanate (A) and a hydroxyl group-containing compound (B), wherein the hydroxyl group-containing compound (B) includes a hydroxyl group-containing polymethylsiloxane compound (B-1) in an amount of 1 ppm or more and 300 ppm or less.

Find Patent Forward Citations

Ikemoto, Mitsushige. (2024). Allophanate group-containing polyisocyanate composition, polyurethane resin-forming composition, seal material, membrane module (U.S. Patent No. 12104007). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12104007

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

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