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. 02, 2009
Filed:
Dec. 27, 2005
Michael A. Gerace, Slovan, PA (US);
James P. Mason, Carnegie, PA (US);
John J. Charles, Upper St. Clair, PA (US);
Michael A. Gerace, Slovan, PA (US);
James P. Mason, Carnegie, PA (US);
John J. Charles, Upper St. Clair, PA (US);
Bayer MaterialScience LLC, Pittsburgh, PA (US);
Abstract
A transparent antimicrobial thermoplastic molding composition is disclosed. The composition contains aromatic polycarbonate resin and 0.01 to 3.8 of an antimicrobial compound conforming to formula (I)AgMM(PO)  (I)wherein Mis at least one ion selected from the group consisting of alkali metal ion, alkaline earth metal ion, ammonium ion and hydrogen ion, Ma tetravalent metal selected from the group consisting of Ti, Zr and Sn, and where a and b are positive numbers where a+mb=1 where m is a valence of M, the percent being relative to the weight of the polycarbonate. The composition is suitable for molding articles having good appearance and surface qualities.