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Patent Searching and Data


Title:
PLASTIC BAG MANUFACTURING METHOD AND PLASTIC BAG
Document Type and Number:
WIPO Patent Application WO/2019/123875
Kind Code:
A1
Abstract:
This plastic bag comprises a sealed area formed from sections of at least two sheets of film where the sheets are sealed together, the sealed area being formed along some or all of the edge of the plastic bag. The edge of the plastic bag includes the seal edge portion of the sealed area. A manufacturing method for manufacturing this plastic bag comprises a step for forming the sealed area by heat-sealing the films together, and a step for melt-cutting the heat-sealed films and forming some or all of the seal edge portion from the edge resulting from said melt-cutting.

Inventors:
TOTANI MIKIO (JP)
Application Number:
PCT/JP2018/041444
Publication Date:
June 27, 2019
Filing Date:
November 08, 2018
Export Citation:
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Assignee:
TOTANI CORP (JP)
International Classes:
B31B70/64; B31B70/16; B65D33/00
Foreign References:
JP2007039087A2007-02-15
JP2011201255A2011-10-13
JPH10264943A1998-10-06
Attorney, Agent or Firm:
MINORI PATENT PROFESSION CORPORATION (JP)
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