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.:
Date of Patent:
Aug. 22, 2017
Filed:
Nov. 10, 2014
Applicant:
Adeka Corporation, Tokyo, JP;
Inventors:
Takeshi Endo, Fukuoka, JP;
Kozo Matsumoto, Fukuoka, JP;
Ken-ichi Tamaso, Saitama, JP;
Ryo Ogawa, Saitama, JP;
Assignee:
ADEKA CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/24 (2006.01); C07F 9/22 (2006.01); C08G 59/40 (2006.01); C08G 59/44 (2006.01); C08G 59/14 (2006.01);
U.S. Cl.
CPC ...
C07F 9/242 (2013.01); C07F 9/224 (2013.01); C07F 9/2404 (2013.01); C07F 9/2458 (2013.01); C08G 59/1488 (2013.01); C08G 59/4071 (2013.01); C08G 59/446 (2013.01);
Abstract
Provided is a novel phosphorus-containing compound represented by general formula (I). The compound has reactivity with a glycidyl group and is therefore capable of providing a curing epoxy resin composition that is expected to achieve flame retardation and reduction of dielectric constant. wherein m is a number of 1 to 10; R, R, R, and Rare each hydrogen, alkyl, or aryl; Ris alkyl, alkanediyl, alkanetriyl, alkanetetrayl, or an aromatic group; X is oxygen or sulfur; Y is oxygen, sulfur, or ═NR'; and R′ is hydrogen, alkyl, or aryl.