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:
Jul. 03, 2012
Filed:
Sep. 05, 2007
Applicants:
Alan Keith Breck, Kingston, CA;
Nicholas Farkas, Glenburnie, CA;
Yuqi Cai, Kingston, CA;
Inventors:
Assignee:
Liqui-Box Corporation, Worthington, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 27/08 (2006.01); B65B 51/10 (2006.01); B65D 33/00 (2006.01); C08L 23/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention relates to blends of polyethylene and polypropylene useful to make films for packaging of flowable materials, in particular liquids. In addition to possessing good flex crack resistance, these films can withstand steam sterilization and/or aseptic packaging conditions as they have Hot Tack Initiation Temperatures in the range of from about 100° C. to about 140° C. and Hot Tack Strengths of not more than 5 N/inch in the temperature range from 100° C. to 150° C.