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. 15, 1992
Filed:
Jun. 04, 1990
Applicant:
Inventors:
Assignees:
Ricoh Company, Ltd., Tokyo, JP;
Nippon Oil Company, Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427 58 ; 427322 ; 427379 ; 4273935 ; 428-1 ;
Abstract
Disclosed herein is a method of orienting a liquid crystal polymer which comprises coating and drying a solution of a polymeric compound showing a thermotropic liquid crystal property on the surface of a plastic substrate applied with a rubbing treatment, and subjecting to a heat-treatment at a temperature that the liquid crystal polymer exhibits a liquid crystal phase.