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:
May. 23, 2017
Filed:
Sep. 02, 2014
Applicants:
Dic Corporation, Tokyo, JP;
National University Corporation, Iwate University, Morioka-shi, JP;
Inventors:
Hajime Watanabe, Ichihara, JP;
Takashi Furusawa, Ichihara, JP;
Satoshi Ogawa, Morioka, JP;
Toshikazu Takata, Tokyo, JP;
Assignees:
DIC Corporation, Tokyo, JP;
National University Corporation, Iwate University, Morioka-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 75/00 (2006.01); C08G 75/14 (2006.01); C07C 317/22 (2006.01); C07C 321/30 (2006.01); C07C 323/65 (2006.01);
U.S. Cl.
CPC ...
C08G 75/14 (2013.01); C07C 317/22 (2013.01); C07C 321/30 (2013.01); C07C 323/65 (2013.01);
Abstract
The present invention relates to a method for manufacturing a polyarylene sulfide resin comprising: reacting a sulfoxide represented by the following formula (1) with a particular aromatic compound to obtain a poly(arylenesulfonium salt) having a particular constitutional unit; and dealkylating or dearylating the poly(arylenesulfonium salt) to obtain a polyarylene sulfide resin having a particular constitutional unit,