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:
Mar. 16, 2004
Filed:
Aug. 16, 2001
Paul Butera, West Warwick, RI (US);
Hiro Furuya, Narragansett, RI (US);
William Fritz, South Kingstown, RI (US);
Toray Plastics (America), Inc., , RI (US);
Abstract
Ultra low haze, co-extruded, thermoplastic polymer film prepared by co-extrusion of a blend of polyethyleneterephthalate with organic and inorganic fillers in at least one skin layer on a virtually particle-free polyethyleneterephthalate core layer; the inorganic fillers are aluminum oxide particles and/or silicon oxide of average particle size of about 0.035 &mgr;m to about 0.3 &mgr;m, and wherein particles of the organic filler have a particle size of less than or equal to about 0.8 &mgr;m and are present in an amount less than about 0.04% by weight, based on the weight of the polyethyleneterephthalate, the skin layer being less than about 3 &mgr;m in thickness.