Title:
SEALED MATTER FORM
Document Type and Number:
Japanese Patent JP2017114545
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To prevent a sealed matter from opening naturally by increasing ultraviolet resistance of a sealed matter form while using a normal press-bonding paste.SOLUTION: A sealed matter form (1) which is equipped with a coated layer (2) of a press-bonding paste including a rubber on one surface and a coated layer (3) of an ultraviolet preventive agent on a position opposing to the coated layer (2) of the press-bonding paste on the other surface is provided. In addition, a forming method of an envelope or a sealed matter that includes forming the coated layer (3) of the ultraviolet preventive agent in a position opposing to the coated layer (2) of the press-bonding paste on the outer surface of the envelope or the sealed matter that is obtained after forming the envelope or the sealed matter by folding the sealed matter form (1) equipped with the coated layer (2) of the press-bonding paste on one surface so that the one surface is located inside is provided.SELECTED DRAWING: Figure 1
Inventors:
ISHIDA TATSUYA
Application Number:
JP2015253858A
Publication Date:
June 29, 2017
Filing Date:
December 25, 2015
Export Citation:
Assignee:
RISO KAGAKU CORP
International Classes:
B65D27/00; B42D15/08
Attorney, Agent or Firm:
Masatake Ide
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