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. 08, 1998
Filed:
Aug. 22, 1996
Applicant:
Inventors:
Mitsuhito Suwa, Yokkaichi, JP;
Zen Komiya, Tsubuka, JP;
Yuji Takasugi, Kawasaki, JP;
Takashi Ukachi, Ushiku, JP;
Assignee:
DSM N.V., Heerlen, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; C08F / ; C08F / ;
U.S. Cl.
CPC ...
428378 ; 428375 ; 522 95 ; 522 96 ; 522149 ; 522153 ; 385145 ;
Abstract
A liquid curable resin composition for optical fibers comprising a polymer (a) having a number average molecular weight of 5,000 or more and derived from at least two types of recurring ethylenic units, of which one type has a substituent group containing an ethylenically unsaturated group and the second type is substituted by a group --COOR.sup.3 (wherein R.sup.3 is a hydrogen atom or a hydrocarbon group having 1-30 carbon atoms), an aryl group, a cyano group, an alkyl group having 1-10 carbon atoms or by one or more halogen atoms.