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:
Dec. 22, 1998
Filed:
Feb. 10, 1997
Wataru Saito, Tokyo-To, JP;
Atsushi Baba, Tokyo-To, JP;
Tadafumi Shindo, Tokyo-To, JP;
Naoki Shimada, Tokyo-To, JP;
Hidetoshi Ozawa, Tokyo-To, JP;
Yoshinori Kinase, Tokyo-To, JP;
Tisato Kajiyama, Fukuoka, JP;
Yasuhiro Imamura, Aichi-Ken, JP;
Norihiro Kaiya, Ishige-Machi, JP;
Yoshitaka Goto, Yawara-Mura, JP;
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Abstract
A record display medium is provided which can offer a high display contrast and is less likely to cause a lowering of contrast or disappearance of display even in low temperature and high temperature regions. A polymeric material for a liquid crystal/polymer composite film comprising a liquid crystal present in a polymer matrix, a liquid crystal/polymer composite film using the material, and use of the record display medium are also provided. The polymeric material for a liquid crystal/polymer composite film comprising a liquid crystal present in a polymer matrix has a glass transition temperature of 150.degree. C. or above and is insoluble in water.