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. 20, 1995
Filed:
Nov. 24, 1993
Applicant:
Inventors:
Christian Lurin, Saint-Remy, FR;
Christian Guizard, Gignac, FR;
Danielle Wettling, Chatenoy Le Royal, FR;
Pascale Lacan, Montpellier, FR;
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210653 ; 210651 ; 210490 ; 21050027 ; 21050028 ; 21050037 ; 21050028 ; 210638 ; 96-6 ; 264 451 ; 264 48 ; 427337 ; 521 27 ;
Abstract
The invention relates to membranes for facilitated ion transport in aqueous solutions. The membrane is an adduct of a heteropolysiloxane and a crown-ether, and contains certain ions such as picrate or fluoroborate. This membrane is efficient for the selective transport of potassium ions.