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:
May. 30, 1995
Filed:
Jun. 15, 1993
Applicant:
Inventors:
Hideyuki Isogai, Funabashi, JP;
Toyohiko Abe, Funabashi, JP;
Assignee:
Nissan Chemical Industries Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528353 ; 528170 ; 528171 ; 528172 ; 528173 ; 528185 ; 528188 ; 528220 ; 528229 ; 528350 ; 428-1 ; 4284735 ;
Abstract
An agent for vertical orientation treatment consisting essentially of a polyimide which contains a linear alkyl group having at least 12 carbon atoms in an amount of at least 5% by weight of the alkyl group to the total weight of the polyimide, and which, when a coating film of the polyimide is formed on a substrate, has a surface energy of not more than 38 dyn/cm.