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:
Jul. 02, 2013
Filed:
Sep. 11, 2006
Applicants:
Koichi Kono, Asaka, JP;
Kotaro Kimishima, Yokohama, JP;
Kazuki Kiso, Nasushiobara, JP;
Inventors:
Assignee:
Toray Battery Separator Film Co., Ltd, Tochigi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 19/08 (2006.01); H05H 1/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for plasma-treating a porous body, comprising the steps of generating plasma using an inert gas or a mixed gas of an inert gas and a reactive gas, (a) blowing the resultant plasma gas to the porous body at a flow rate per a unit area of the porous body of 0.002 to 2 L/minute/cm, (b) sucking the porous body in a plasma gas atmosphere, or (c) sucking the porous body while blowing the plasma gas to the porous body at said flow rate, thereby treating the plasma the surfaces and pores of said porous body with plasma.