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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 10155835 B1

PDFFull Text
Date of Patent:
Dec. 18, 2018

Filed:

Jul. 31, 2012

Cyanate ester compound and method for producing the same, and curable resin composition comprising the compound, and cured product thereof composition

Applicants:

Yuuichi Sugano, Niigata, JP;

Masayuki Katagiri, Niigata, JP;

Seiji Kita, Kurashiki, JP;

Daisuke Ohno, Chiyoda-ku, JP;

Masanobu Sogame, Katsushika-ku, JP;

Inventors:

Yuuichi Sugano, Niigata, JP;

Masayuki Katagiri, Niigata, JP;

Seiji Kita, Kurashiki, JP;

Daisuke Ohno, Chiyoda-ku, JP;

Masanobu Sogame, Katsushika-ku, JP;

Assignee:

MITSUBISHI GAS CHEMICAL COMPANY, INC., Tokyo, JP;

Attorney:

Greenblum & Bernstein, P.L.C.

Primary Examiner:

Alicia Chevalier

Assistant Examiner:

Elaine M Vazquez

Int. Cl.
CPC ...
B32B 5/02 (2006.01); B32B 7/12 (2006.01); C08J 5/24 (2006.01); C09K 3/10 (2006.01); B32B 15/14 (2006.01); C08G 10/04 (2006.01); C08G 14/12 (2006.01); C08G 73/06 (2006.01); C08L 61/18 (2006.01); C08L 61/34 (2006.01); C08L 63/00 (2006.01); C08L 71/00 (2006.01); C08L 79/04 (2006.01); B32B 15/098 (2006.01); C09J 161/18 (2006.01); C09J 161/34 (2006.01); C09J 179/04 (2006.01); H01L 23/29 (2006.01);
U.S. Cl.
CPC ...
C08G 10/04 (2013.01); B32B 5/022 (2013.01); B32B 5/024 (2013.01); B32B 7/12 (2013.01); B32B 15/098 (2013.01); B32B 15/14 (2013.01); C08G 14/12 (2013.01); C08G 73/0655 (2013.01); C08J 5/24 (2013.01); C08L 61/18 (2013.01); C08L 61/34 (2013.01); C08L 63/00 (2013.01); C08L 71/00 (2013.01); C08L 79/04 (2013.01); C09J 161/18 (2013.01); C09J 161/34 (2013.01); C09J 179/04 (2013.01); C09K 3/1006 (2013.01); B32B 2250/40 (2013.01); B32B 2260/023 (2013.01); B32B 2260/046 (2013.01); B32B 2262/0261 (2013.01); B32B 2262/0269 (2013.01); B32B 2262/0276 (2013.01); B32B 2262/101 (2013.01); B32B 2307/3065 (2013.01); C08J 2361/34 (2013.01); H01L 23/29 (2013.01); H01L 2924/0002 (2013.01); Y10T 428/31688 (2015.04);
Abstract

To provide a novel cyanate ester compound that can realize a cured product having low dielectric constant and dielectric loss tangent, and excellent flame retardancy and heat resistance, and moreover has relatively low viscosity, excellent solvent solubility, and also excellent handling properties, and a method for producing the cyanate ester compound, and a curable resin composition and the like using the cyanate ester compound. A phenol-modified xylene formaldehyde resin is cyanated.

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