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:
Oct. 27, 2009
Filed:
Jun. 29, 2006
Takao Suzuki, Yamaguchi, JP;
Masakazu Nishiyama, Yamaguchi, JP;
Hisao Eguchi, Yamaguchi, JP;
Tosoh Corporation, Shunan-shi, JP;
Abstract
It is an object of the present invention to provide a novel triarylamine polymer which is excellent in solubility and film-forming property and has improved thermal stability; a simple process for its production; and an electronic element employing it. A triarylamine polymer represented by the following formula (1) (wherein each of Ar, Ar, Ar, Ar, Ar, Arand Arwhich are independent of one another, is an unsubstituted or substituted Caromatic group, Arand Arare the same or different, Arand Arare the same or different, and m is an integer of at least 1), a process for its production, and an electronic element employing it, are provided:
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile