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. 22, 2010
Filed:
Sep. 18, 2008
Leopoldo V. Cancio, Port Inlet, FL (US);
Thomas G. Mushaben, West Chester, OH (US);
Robert M. Mortellite, Maineville, OH (US);
Pai-chuan Wu, Cincinnati, OH (US);
Leopoldo V. Cancio, Port Inlet, FL (US);
Thomas G. Mushaben, West Chester, OH (US);
Robert M. Mortellite, Maineville, OH (US);
Pai-Chuan Wu, Cincinnati, OH (US);
Clopay Plastic Products Company, Inc., Mason, OH (US);
Abstract
Thermoplastic films and laminates are made by extrusion and stretching using differential speed rollers employing a short stretching gap of no more than one inch immediately after the extruded film product is formed. The method and apparatus control the thickness of the stretched film and impart desirable mechanical properties thereto such as film products with a high modulus for handling and suitable tensile for softness.