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. 23, 2007
Filed:
Feb. 23, 2004
Kikuo Arimoto, Tsukuba, JP;
Nobuhiro Moriguchi, Kurashiki, JP;
Hiroyuki Ohgi, Tsukuba, JP;
Yukiatsu Komiya, Tokyo, JP;
Kikuo Arimoto, Tsukuba, JP;
Nobuhiro Moriguchi, Kurashiki, JP;
Hiroyuki Ohgi, Tsukuba, JP;
Yukiatsu Komiya, Tokyo, JP;
Kuraray Co., Ltd., Kurashiki, JP;
Abstract
A polymer consisting mainly of structural units represented by the general formula (1), wherein the total molar amount of terminal aldehyde groups and acetal groups is 0.6 mol % or smaller based on the total molar amount of the structural units represented by the general formula (1). —[—(—CHR—)—CXR—CXR-]— (1) (In the formula, n is an integer of 2 to 10; Xand Xeach represents —H, —OH, or a functional group capable of being converted into —OH, provided that at least one of Xand Xis hydroxy or a functional group capable of being converted into hydroxy; and R, R, and Reach represents —H or Calkyl, aryl, aralkyl, or heteroaryl and the two or more R's may be different).