Title:
ENVELOPE AND MANUFACTURING METHOD THE SAME
Document Type and Number:
Japanese Patent JP2019006496
Kind Code:
A
Abstract:
To provide an envelope having cushioning property and waterproof property and capable of reliably separating a paper sheet and a bubble sheet and recycling easily.SOLUTION: The plastic bubble sheets 2a and 2b folded into two are interposed between paper sheets 1a and 1b folded into two, each bending point 1c, 2c of the paper sheet and the bubble sheet forms a bottom part of the envelope, a tape-like adhesive 4 is interposed between the paper sheet and the bubble sheet forming an opening edge part of the envelope, the paper sheet and the bubble sheet of the opening edge part 3 are adhered, both edges in the longitudinal direction of the envelope 10 are formed with thermally welded parts 5a, 5b formed by thermally welding the bubble sheets, and the paper sheet and the bubble sheet to each other, the tape-like adhesive 4 was made to be easily releasable from the bubble sheet.SELECTED DRAWING: Figure 1
Inventors:
TAN CHAO
Application Number:
JP2017126821A
Publication Date:
January 17, 2019
Filing Date:
June 28, 2017
Export Citation:
Assignee:
TAN CHAO
International Classes:
B65D27/00; B65D81/03
Attorney, Agent or Firm:
Nakamura Shigenori