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:
Jul. 07, 1992
Filed:
Dec. 27, 1988
Applicant:
Inventors:
Yuichi Kita, Akashi, JP;
Kazuo Kishino, Himeji, JP;
Masakazu Nakagawa, Himeji, JP;
Hitoshi Kanei, Himeji, JP;
Kentaro Sakamoto, Ibo, JP;
Takeshi Okuno, Ibo, JP;
Assignee:
Sokubai Kagaku Kogyo, Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
548549 ; 548548 ; 524718 ;
Abstract
The present invention is directed to an acrylonitrile maleimides solution composition of highly desirable shelf like, having the acid component in said acrylonitrile maleimides soltuion adjusted to a level of no more than 0.1% by weight based on the amount of said maleimides contained in said solution and having a polymerization inhibitor in said solution adjusted to a level in the range of 0.0001 to 1% by weight based on the amount of said solution, and a method for the production thereof.