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. 13, 2000
Filed:
Dec. 22, 1998
Noriaki Onishi, Nara, JP;
Aya Miyazaki, Tenri, JP;
Daisaku Matsunaga, Tokyo, JP;
Touru Ozaki, Saitama-ken, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Nippon Kayaku Co., Ltd., Tokyo, JP;
Abstract
A photoinitiator is represented by general formula (I): ##STR1## where n is an integer of 1 or greater; A and B are each a trans cyclohexane ring or a benzene ring, the benzene ring being allowed to include a fluorine atom or a methyl group as a substituent, the benzene ring adjacent to a carbonyl group being allowed to include a fluorine atom or a methyl group as a substituent; p and q are each 0 or 1, p and q are not simultaneously 0; X is an alkyl group of C.sub.1 through C.sub.3 or hydrogen atom, Y is a methyl group, ethyl group or alkoxy group of C.sub.1 through C.sub.3, and Z is a methyl group, ethyl group, alkyl-substituted phenyl group or a group represented by general formula (II), Y and Z being allowed to bonded together to form a ring: ##STR2## where A, B, n, p and q are identical with those in general formula (I).