Title:
再利用二層紙封筒
Document Type and Number:
Japanese Patent JP6493886
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a double-layered recycled paper envelope that has excellent durability and can be used with excellent repeating work property, and to provide a method for using the same.SOLUTION: A double-layered recycled paper envelope is arranged with a polyolefin layer for an outer surface or inner surface and can be reused such that sealing of an opening part is repeatedly opened and closed by lowering adhesive force of a surface layer of an adhesive material for sealing the opening part of the envelope through which a content such as a letter is put in or out.SELECTED DRAWING: Figure 1
Inventors:
Shotaro Ogawa
Application Number:
JP2016217615A
Publication Date:
April 03, 2019
Filing Date:
October 20, 2016
Export Citation:
Assignee:
Tabata Paper Co., Ltd.
International Classes:
B65D27/06; B65D27/16; B65D27/28
Domestic Patent References:
| JP51042712U | ||||
| JP51134523U | ||||
| JP2013252875A | ||||
| JP2000025780A | ||||
| JP2056146U | ||||
| JP3056662U |