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:
Feb. 15, 2000
Filed:
Oct. 23, 1996
Brian A Schell, Webster, NY (US);
Mridula Nair, Penfield, NY (US);
Eastman Kodak Company, Rochester, NY (US);
Abstract
The present invention describes an aqueous coating composition useful in an imaging element which includes polymeric matte beads, an ionic surfactant and a dispersant selected from the group of polymers represented by the generic structures shown below ##STR1## wherein A comprises up to 150 repeat units of ethylene oxide, B comprises 3 to about 100 repeat units of a propylene oxide or higher alkylene oxide or combinations thereof, Q represents a multivalent linking group, x represents 1 or 2 and z represents 1 or 2. The present invention describes an imaging element that includes a support, at least one image-forming layer, and an auxiliary layer of polymeric matte beads, an ionic antistatic agent, and a dispersant selected from the group of polymers represented by the generic structures shown below: ##STR2## wherein A is up to 150 repeat units of ethylene oxide, B is 3 to about 100 repeat units of a propylene oxide or higher alkylene oxide or combinations thereof, Q represents a multivalent linking group, x represents 1 or 2 and z represents 1 or 2. The present invention also describes an aqueous coating composition useful in an imaging element.