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. 02, 2007
Filed:
Jan. 05, 2004
Yasuyuki Sasada, Ichihara, JP;
Kazuhiko Saigusa, Ichihara, JP;
Yasuyuki Sasada, Ichihara, JP;
Kazuhiko Saigusa, Ichihara, JP;
Chisso Petrochemical Corporation, Tokyo, JP;
Chisso Corporation, Osaka, JP;
Abstract
A compound represented by formula (1) or (2) and a polymer obtained by polymerizing the compound are provided: wherein Ris one of the groups represented by Formulas (3-1) to (3-5); Ris hydrogen, halogen, or a side chain such as —CN, —NCO, —NCS or alkyl having a carbon number of 1 to 20; A is a cyclic diyl group such as 1,4-cyclohexylene, 1,4-cyclohexenylene, 1,4-phenylene, naphthalene-2,6-diyl, tetrahydronaphthalene-2,6-diyl, fluorene-2,7-diyl, bicyclo[2.2.2]oct-1,4-diyl or bicyclo[3.1.0]hex-3,6-diyl, wherein at least one A is substituted 1,4-phenylene represented by Formula (4-1) or (4-2); Z is a single bond or a bonding group such as alkylene having a carbon number of 1 to 20; Ris hydrogen, halogen, —CFor alkyl having a carbon number of 1 to 5; m is an integer of 1 to 6, and q is 0 or 1.