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:
Sep. 12, 1995
Filed:
Jan. 24, 1994
Applicant:
Inventors:
Shiro Kobayashi, Taihaku-ku, Sendai-shi, Miyagi-ken, JP;
Hiroshi Uyama, Sendai, JP;
Assignees:
Other;
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528355 ; 526 89 ; 526204 ; 526264 ; 526266 ; 526269 ; 526271 ; 528274 ; 528312 ; 528359 ;
Abstract
In a method for ring opening polymerization in which the polymerization proceeds with the ring opening of a cyclic compound as a monomer, a hydrolase is used as a catalyst.