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, 1989
Filed:
Nov. 06, 1987
Applicant:
Inventors:
Masaki Fujii, Yokkaichi, JP;
Tatsuo Wakayama, Yokkaichi, JP;
Assignee:
Mitsubishi Petrochemical Co., Ltc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B / ;
U.S. Cl.
CPC ...
252511 ; 252510 ; 252502 ;
Abstract
There is disclosed a coating agent for imparting electroconductivity which comprises electroconductive carbon black dispersed in a hydrophilic solution of a maleic acid copolymer subjected to treatment for imparting hydrophilic property by use of a basic substance. By applying the coating agent for imparting electroconductivity of the present invention to a substrate, particularly a paper, a high level of electroconductivity can be given without imparting air permeability or liquid absorbing characteristic.