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:
Aug. 21, 2012
Filed:
Sep. 28, 2007
Deep drawing packaging container, deep drawing packaged product and method of manufacturing the same
Hitoshi Ishii, Omitama, JP;
Seiichi Ibe, Omitama, JP;
Hitoshi Ishii, Omitama, JP;
Seiichi Ibe, Omitama, JP;
Kureha Corporation, Tokyo, JP;
Abstract
A deep drawn container with a top film made of a first heat shrinkable multilayer film, and a bottom film made of a second heat shrinkable multilayer film. The deep drawn container having a drawing ratio (D) of the top film and a drawing ratio (D) of the bottom film satisfying conditions: D=1.1 to 4.0; D=1.5 to 5.0; and (D/D)=1.05 to 4.55. A hot-water shrinkability of the first heat shrinkable multilayer film in a longitudinal direction (S) and in a transverse direction (S), and a hot-water shrinkability of the second heat shrinkable multilayer film in a longitudinal direction (S) and in a transverse direction (S) satisfy conditions: S=5 to 40%; S=5 to 40%; S=2 to 25%; S=2 to 25%; (S/S)=1.2 to 12; and (S/S)=1.2 to 12.