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:
Oct. 10, 1978
Filed:
Jul. 26, 1977
Applicant:
Inventors:
Toshiaki Hanyuda, Yokohama, JP;
Haruyuki Kanehiro, Kawasaki, JP;
Kojiro Mori, Tokyo, JP;
Eiichiro Takiyama, Kamakura, JP;
Assignee:
Showa Highpolymer Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
528360 ; 526266 ; 526268 ; 526270 ; 260873 ; 260874 ; 528293 ; 528364 ; 528226 ; 528192 ; 528205 ; 528374 ;
Abstract
This invention relates to a resinous composition curable to an insoluble and infusible resin, which comprises: (i) a compound having at least 2 or more unsaturated cycloacetal groups per molecule, expressed by the formula, ##STR1## (ii) a compound having at least 2 or more mercapto groups (--SH) per molecule, said compound (i) and compound (ii) being mixed in the functional group ratio of 1 : 0.5 - 1.7 and the average total number of the unsaturated cycloacetal groups and mercapto groups being 4 or more.