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:
Mar. 14, 2006
Filed:
Apr. 24, 2003
Applicants:
Hideaki Ishizawa, Osaka, JP;
Tamaki Nakano, Nara, JP;
Inventors:
Hideaki Ishizawa, Osaka, JP;
Tamaki Nakano, Nara, JP;
Assignee:
Sekisvi Chemical Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 10/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An acrylic polymer suitable for use as a charge transport material, the acrylic polymer containing pendant π-conjugated groups represented by the following general formula (1) and having a triad syndiotacticity or triad isotacticity of at least 60%:wherein in the formula (1), Ar represents an aromatic group, Rrepresents hydrogen or a methyl group, Rrepresents an organic group or none, Rand Rboth represent hydrogen or at least one of them represents an electron-donating or electron-withdrawing group, and n denotes an integer of 2 or larger.