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.

Date of Patent:
Apr. 17, 2012

Filed:

Oct. 14, 2008
Applicants:

Thomas N. Blanton, Rochester, NY (US);

David W. Sandford, Rochester, NY (US);

Kevin L. Bishop, Rochester, NY (US);

Inventors:

Thomas N. Blanton, Rochester, NY (US);

David W. Sandford, Rochester, NY (US);

Kevin L. Bishop, Rochester, NY (US);

Assignee:

Eastman Kodak Company, Rochester, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/10 (2006.01); C08K 5/13 (2006.01); C08K 5/105 (2006.01); C08K 5/372 (2006.01);
U.S. Cl.
CPC ...
Abstract

A polymer composite comprising a thermoplastic polyamide polymer compounded with an organo-disulfide additive and a silver-based antimicrobial agent is disclosed. The organo-disulfide additive inhibits undesirable discoloration of the thermoplastic polyamide polymer including one or more silver-based antimicrobial agent. Processes for preparing the composite are also disclosed, including compounding the organo-disulfide additive in a polymeric carrier with the silver-based antimicrobial agent, then with the thermoplastic polyamide polymer, or compounding the organo-disulfide additive with the thermoplastic polyamide polymer before adding the silver-based antimicrobial agent.


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