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:
Jun. 23, 1987
Filed:
Sep. 11, 1986
Applicant:
Inventors:
Hisayoshi Yamamori, Nagoya, JP;
Michio Inoue, Kasugai, JP;
Kazuto Kawashima, Nagoya, JP;
Hisao Tanaka, Nagoya, JP;
Assignee:
Mitsubishi Rayon Co., Ltd., Toyko, JP;
Primary Examiner:
Int. Cl.
CPC ...
A21D / ;
U.S. Cl.
CPC ...
427244 ; 427246 ; 4283155 ; 4283157 ; 4283184 ; 521 54 ; 521134 ; 521149 ; 521918 ;
Abstract
A hydrophilized membrane of a porous hydrophobic material having micropores each defined by a surface at least part of which is coated with a hydrophilizing agent which is solid at about 20.degree. C. and substantially insoluble in water. The hydrophilizing agent is preferably selected from monofatty acid esters of propylene glycol. Also disclosed are processes for hydrophilizing such porous hydrophobic membranes.