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 8759551 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 24, 2014

Filed:

Mar. 12, 2009
Applicants:

Fumihiko Ishiyama, Sakura, JP;

Takeshi Hizawa, Sakura, JP;

Hideki Watanabe, Ichihara, JP;

Inventors:

Fumihiko Ishiyama, Sakura, JP;

Takeshi Hizawa, Sakura, JP;

Hideki Watanabe, Ichihara, JP;

Assignee:

DIC Corporation, Tokyo, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D 303/04 (2006.01); C07D 301/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention provides a process for continuously producing a urethane (meth)acrylate, containing causing a mixed liquid of a compound (A) having a hydroxyl group and a (meth) acryloyl group and a compound (B) having an isocyanate group to pass continuously and densely through a tubular microchannel formed in a heat-conducting reaction device, and reacting the hydroxyl group of the compound (A) with the isocyanate group of the compound (B).


Find Patent Forward Citations

Ishiyama, Fumihiko. (2014). Process for producing epoxy (metha)acrylate (U.S. Patent No. 8759551). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8759551

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