Title:
紫外線遮蔽包装材用シーラントフィルム、包装材及び包装体
Document Type and Number:
Japanese Patent JP7218505
Kind Code:
B2
Abstract:
To provide a sealant film for ultraviolet ray shielding packaging material in which aggregation of zinc oxide particles and other ultraviolet shielding agents are controlled, a packaging material, and a package.SOLUTION: A sealant film for ultraviolet ray shielding packaging material 1 has one or more layers of ultraviolet ray shielding layer 4 having a thermoplastic resin and an ultraviolet shielding agent blended with the thermoplastic resin, the thermoplastic resin consists of one by mixing a nonpolar resin with no polarity or small polarity and a polar resin having lager polarity than the nonpolar resin.SELECTED DRAWING: Figure 1
Inventors:
Yuki Nonaka
Application Number:
JP2018093259A
Publication Date:
February 07, 2023
Filing Date:
May 14, 2018
Export Citation:
Assignee:
Toppan Printing Co., Ltd.
International Classes:
C08J5/18; B32B27/18; B65D65/40; C08K3/22; C08L101/00
Domestic Patent References:
| JP2002067213A | ||||
| JP2016107592A | ||||
| JP2000015751A | ||||
| JP2014201707A | ||||
| JP2003096202A | ||||
| JP2000212417A | ||||
| JP6344436A | ||||
| JP11092605A | ||||
| JP2002309100A | ||||
| JP2001200107A |
Foreign References:
| WO2018061442A1 | ||||
| EP1609816A1 |
Attorney, Agent or Firm:
Hirose Hajime
Miyasaka Tohru
Miyasaka Tohru
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