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:
Jan. 19, 2010
Filed:
Jun. 04, 2009
Eui-chul Kang, Tsukuba, JP;
Atsuhiko Ogura, Tsuchiura, JP;
Shingo Kataoka, Tsukuba, JP;
Takashi Iwata, Fukuoka, JP;
Eui-chul Kang, Tsukuba, JP;
Atsuhiko Ogura, Tsuchiura, JP;
Shingo Kataoka, Tsukuba, JP;
Takashi Iwata, Fukuoka, JP;
NOF Corporation, Tokyo, JP;
Abstract
The present invention provides compounds having in their molecule a structure contributing to high hydrophilicity, and having high photopolymerizability, as well as polymers of such compounds, and a method for producing the compound. The compounds are diol (meth)acrylate having a urethane bond represented by the formula (1), and cyclic ketal (meth)acrylate having a urethane bond represented by the formula (2): (R: H, —CH; R: —(CH)n-; R: —(CH)m-; n: 1-4; m: 1-8; (AO): C2-C4 oxyalkylene group; x: 0-1000; R, R: H, —CH, —CH).