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. 19, 2011
Filed:
Aug. 10, 2005
Applicants:
Wim Doyen, Wommelgem, BE;
Roger Leysen, Mol, BE;
Walter Adriansens, Mol, BE;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 5/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for preparing an ion-permeable web-reinforced separator membrane includes the steps of: providing a web (A) and a suitable paste (), guiding the web (A) in a vertical position, equally coating both sides of the web with the paste to produce a paste coated web (B), and applying a symmetrical surface pore formation step and a symmetrical coagulation step to the paste coated web to produce a web-reinforced separator membrane.