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:
Sep. 09, 2008
Filed:
Mar. 03, 2004
Nobumasa Ootake, Chiba, JP;
Masami Tanaka, Chiba, JP;
Nobumasa Ootake, Chiba, JP;
Masami Tanaka, Chiba, JP;
Chisso Petrochemical Corporation, Tokyo, JP;
Chisso Corporation, Osaka, JP;
Abstract
The present invention is a polymer obtained by using a silsesquioxane derivative represented by formula (1-0). In the formula Reach independently represents hydrogen, alkyl, aryl or arylalkyl, and Y each represents a group represented by formula (a) or formula (b). In each of formula (a) and formula (b), at least one of X represents hydrogen, chlorine or a group having one of —CH═CH—, —C≡C—, —OH, —COOH, —COO—, 2-oxapropane-1,3-dioyl, oxiranyl, oxiranylene, oxetanyl, oxetanylene, 3,4-epoxycyclohexyl, —SH, —NH— and —NH, and in formula (b), Z represents —O—, —CH— or a single bond.