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:
Apr. 09, 2019
Filed:
Oct. 21, 2016
Nissan Chemical Industries, Ltd., Tokyo, JP;
Takehiro Nagasawa, Funabashi, JP;
Kentaro Ohmori, Funabashi, JP;
NISSAN CHEMICAL INDUSTRIES, LTD., Tokyo, JP;
Abstract
An optical waveguide-forming composition: 100 parts by mass of a reactive silicone compound (a) composed of a polycondensate of a diarylsilicic acid compound A of Formula [1] Arand Arare a phenyl, naphthyl or a biphenyl group optionally substituted, and an alkoxy silicon compound B of Formula [2]Ar—Si(OR)R  [2].Aris a phenyl, naphthyl or biphenyl group having at least one group having a polymerizable double bond, Ris methyl or ethyl group, Ris methyl, ethyl, or vinylphenyl group, and a is 2 or 3, and 1 part by mass to 200 parts by mass of a di(meth)acrylate compound (b) of Formula [3]. Rand Rare a hydrogen atom or methyl group, Ris a hydrogen atom, methyl group, or ethyl group, Land Lare an alkylene group, and m and n are 0 or a positive integer, wherein m+n is 0 to 20.