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. 30, 1996
Filed:
Dec. 21, 1993
Applicant:
Inventors:
Klaus Lunkwitz, 01187 Dresden, DE;
Heide-Marie Buchammer, 01237 Dresden, DE;
Wolfgang B urger, 81825 M unchen, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210490 ; 210506 ; 21050027 ; 21050034 ; 21050036 ; 4283157 ;
Abstract
A permanent hydrophilic modification for fluoropolymers is provided where the film consists of a charged polyelectrolyte complex that is reoriented. A process for producing this modification is also provided.