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:
Jun. 01, 1982
Filed:
Sep. 17, 1980
Applicant:
Inventors:
Assignee:
Toagosei Chemical Industry Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549334 ; 20415922 ; 20415924 ; 526270 ;
Abstract
Novel 2-methylene-1,4,6-trioxaspiro[4,6]undecane has both cationic polymerizability and radical ring-opening polymerizability, and it can be produced by reacting a 2-halomethyl-1,4,6-trioxaspiro[4,6]undecane with an alkali to effect dehydrohalogenation.