Self binding film non return air packaging material J type bag and its manufacturing method

Self binding film non return air packaging material J type bag and its manufacturing method

CN
  • CN 1,903,676 A
  • Filed: 07/29/2005
  • Published: 01/31/2007
  • Est. Priority Date: 07/29/2005
  • Status: Active Application
First Claim
Patent Images

1. self binding film non return air packaging material J type bag, it is characterized in that, this J type bag is by (1), (3) two wide plastic sheetings and (2a), (2b) two narrow plastic sheetings are formed (1), (3) place the top layer, (2a), (2b) place interlayer, after sealing, form the space (A) that to deposit air;

  • A self-adhesive nonreturn air package material (E) is formed in several spaces (A);

    These packing (E) are honored as a queen through folding and localized heat and are formed fold plane (A1), (A2), and (A3), (A4), (A5), wherein, at (A1), form a peristome (H) between (A4), (A4) form a capping, (A5) be the sealing surface that grows of (A4), by (A1), (A2), (A3), (A4), (A5) integral body constitutes a self binding film non return air packaging material J type bag.

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