PSEUDO-ADHESIVE SHEET - DAIO SEISHI KK

Title:

PSEUDO-ADHESIVE SHEET

Document Type and Number:

Japanese Patent JPH10166764

Kind Code:

A

Abstract:

To enhance aging resistance of a pseudo-adhesive layer by setting pH of a site of a base material sheet with the later to a specific value or more.

Pseudo-adhesive layers 2 are formed on folding inner surface sides of a base material sheet 1, printed with information, folded up, and pressure-adhered. The layers 2 are formed so as to be superposed to each other and pressure-adhered. Pseudo-adhesive sheet is set at pH of a site in contact with the layer 2 of the material sheet to 5.5 or more. Antioxidant and ultraviolet absorption preventive agent are added in the degree for not lowering the adhesive strength. Thus, antioxidation effect of the antioxidant and the preventive agent are synergistically operated to enhance aging resistance of the pseudo- adhesive and to provide excellent pseudo-adhesive sheet.

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Inventors:

NISHIYAMA MINORU
HATSUDA SEIJI
IZUMI SHINYA
TAKAO TETSUO

Application Number:

JP33207996A

Publication Date:

June 23, 1998

Filing Date:

December 12, 1996

Export Citation:

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Assignee:

DAIO SEISHI KK

International Classes:

B42D15/02; B32B7/12; C09J7/02; C09J121/02; D21H19/44; D21H27/00; (IPC1-7): B42D15/02; B32B7/12; C09J7/02; D21H19/44; D21H27/00

Attorney, Agent or Firm:

Yoshihisa Nagai (1 outside)

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