Title:
PACKAGE BAG FOR MICROWAVE COOKING
Document Type and Number:
WIPO Patent Application WO/2012/161211
Kind Code:
A1
Abstract:
This package bag for microwave cooking comprises a back seal portion formed by heat-sealing a pair of opposing edges of a resin sheet, and edge seal portions formed by heat-sealing edges of the resin sheet so that the edge seal portions intersect the back seal portion. The resin sheet is provided with a substrate and a heat-seal layer formed on one surface of the substrate, and the back seal portion is provided with a seal break start portion for tearing the resin sheet. The resin sheet is provided with at least one seal break aid portion formed by linearly cutting the substrate, on each of the opposite sides of the back seal portion, and the seal break aid portion is arranged ahead in the moving direction of the tear generated on the resin sheet when the seal is broken from the seal break start portion.
Inventors:
KENMOTSU TOSHIKAZU (JP)
ISHIKAWA DAISAKU (JP)
ISHIKAWA DAISAKU (JP)
Application Number:
PCT/JP2012/063153
Publication Date:
November 29, 2012
Filing Date:
May 23, 2012
Export Citation:
Assignee:
HOSOKAWA YOKO KK (JP)
KENMOTSU TOSHIKAZU (JP)
ISHIKAWA DAISAKU (JP)
KENMOTSU TOSHIKAZU (JP)
ISHIKAWA DAISAKU (JP)
International Classes:
B65D81/34; B65D33/00; B65D33/01; B65D65/28; B65D77/30
Foreign References:
| JP2008081191A | 2008-04-10 | |||
| JP2000007016A | 2000-01-11 |
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
Masatake Shiga (JP)
Masatake Shiga (JP)
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Claims:
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