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:
Apr. 27, 2010
Filed:
Jun. 20, 2005
William Alasdair Macdonald, Guisborough, GB;
Julia Elizabeth Friend Angold, Thatcham, GB;
David Brown, Guisborough, GB;
William Alasdair MacDonald, Guisborough, GB;
Julia Elizabeth Friend Angold, Thatcham, GB;
David Brown, Guisborough, GB;
DuPont Teijin Films U.S. Limited Partnership, Chester, VA (US);
Abstract
An anti-microbial polymeric film comprising a polymeric substrate layer and an inorganic anti-microbial compound of formula (I): AgHAM(PO).nHO wherein: A is at least one ion selected from an alkali or alkaline earth metal ion; M is a tetravalent metal ion; a is in the range 0.4 to 0.5; b and c are positive numbers such that (a+b+mc)=1; m is the valence of metal A; and 0≦n≦6, wherein the anti-microbial compound is present in the substrate layer in an amount of from about 0.05 to about 0.7% of by weight of the polymeric material of the substrate layer; and the use of said inorganic anti-microbial compound for providing an antimicrobial polymeric film having reduced haze.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile