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:
Dec. 22, 1981
Filed:
Jun. 05, 1979
Applicant:
Inventors:
Akira Shintani, Toyonaka, JP;
Katsuo Akagane, Ashiya, JP;
Yasuhisa Saito, Toyonaka, JP;
Takashi Urata, deceased, late of Higashiosaka, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528212 ; 260 38 ; 428454 ; 428457 ; 428460 ; 525480 ; 525523 ; 525534 ; 525403 ; 525452 ; 528 86 ; 528125 ; 528126 ; 528205 ; 528218 ; 528219 ;
Abstract
A solid resinous product useful for coatings, adhesives and molding materials which is obtained by polymerizing a by-product tar produced as by-product in manufacturing resorcinol or resorcinol and hydroquinone via hydroperoxide of m-diisopropylbenzene or of a combination of m- and p-diisorpopylbenzenes and containing m-substituted phenolic constituents or a combination of m- and p-substituted phenolic constituents as major constituents.