Title:
LAMINATE FOR PACKAGING MATERIAL AND PACKAGING MATERIAL
Document Type and Number:
Japanese Patent JP2023089053
Kind Code:
A
Abstract:
To provide a laminate for a packaging material capable of obtaining a packaging material having excellent recyclability while having strength or barrier properties as a packaging material.SOLUTION: There is provided a laminate for a packaging material which comprises a substrate and a heat seal layer, wherein the substrate comprises a substrate body and a barrier coat layer, the heat seal layer comprises a vapor deposition film and a polyolefin resin layer, the substrate body is a stretched resin film composed of a polyolefin, the polyolefin resin layer is composed of a polyolefin, a polyolefin constituting the substrate body and a polyolefin constituting the polyolefin resin layer are the same polyolefin, the thickness of the barrier coat layer is smaller than that of the substrate body and the thickness of the vapor deposition film is smaller than that of the polyolefin resin layer.SELECTED DRAWING: Figure 1
Inventors:
YAMADA KENICHI
YONEMOTO TOMOHIRO
YONEMOTO TOMOHIRO
Application Number:
JP2023060481A
Publication Date:
June 27, 2023
Filing Date:
April 03, 2023
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD
International Classes:
B32B27/32; B32B9/00; B65D65/40
Attorney, Agent or Firm:
Manabu Miyajima
Mari Asano
Yutaka Marushima
Mari Asano
Yutaka Marushima