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. 10, 1990
Filed:
Mar. 21, 1988
Applicant:
Inventors:
Frank J Tortorici, Kingsport, TN (US);
Jimmy L Nelson, Bristol, TN (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ; C08L / ;
U.S. Cl.
CPC ...
524437 ; 524419 ; 524591 ; 427154 ; 427258 ; 427260 ; 427333 ; 427340 ;
Abstract
An aqueous system for treating a film or coating containing water-dispersible polymeric material having water solubilizing sulfonate groups in its molecular structure, the system being effective for insolubilizing the sulfonate groups and enhancing the water resistance of the film, and having dispersed therein per 100 grams of water, from about 0.002 to about 0.5 gram-ion equivalents of a multivalent cation, and from about 0.1 to about 25.0 grams of water-dispersible polyurethane material, and preferably having a No. 2 Zahn cup viscosity of from about 15 to about 50 seconds.