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:
Sep. 16, 2003
Filed:
Sep. 20, 2002
Francois J. F. Regnier, Weyersheim, FR;
Harvey C. Tung, Newark, OH (US);
Rochelle A. Woods, Midland, MI (US);
Jeffrey E. Bonekamp, Midland, MI (US);
Dow Global Technologies Inc., Midland, MI (US);
Abstract
Multilayer films comprising a quiet film layer having noise dampening properties and at least one second layer which are particularly useful for, ostomy bags (colostomy, ileostomy), trans-dermal delivery systems (TDDS), cosmetic patches, incontinence bags, medical collection bags, parenteral solution bags, and food packaging, as well as for protective clothing and soil fumigation applications. The quiet layer comprises a polymer resin or polymer resin composition having a Tangent Delta value of at least 0.25 at a temperature within the range of −5° C. and 15° C. or at least 0.32 at a temperature within the range of −12° C. to −5° C., and the at least one second layer has a storage modulus G′ equal to or greater than 2×10 N/cm .