Title:
ポリオレフィン樹脂層を備える積層体およびそれを備える包装製品
Document Type and Number:
Japanese Patent JP7454139
Kind Code:
B2
Abstract:
To provide a laminate having a polyolefin resin layer containing biomass polyolefin which is not inferior in terms of physical properties such as mechanical characteristics to a laminate having a polyolefin resin layer composed of conventional fossil fuel-derived polyolefin.SOLUTION: A laminate includes at least a paper base material layer, a polyolefin resin layer, a plastic film positioned between the paper base material layer and the polyolefin resin layer, and an anchor coat layer positioned on the plastic film, wherein the polyolefin resin layer contains biomass polyolefin that is a polymer of a monomer containing biomass-derived ethylene, the polyolefin resin layer is positioned on the surface of the laminate and has a biomass degree in the polyolefin resin layer of 5% or more, and the biomass polyolefin has a density of 0.91 g/cm3 or more and 0.93 g/cm3 or less.SELECTED DRAWING: Figure 1
More Like This:
Inventors:
Atsuhiko Takeda
Katsuhiro Tozono
Takeya Nozawa
Katsuhiro Tozono
Takeya Nozawa
Application Number:
JP2023060463A
Publication Date:
March 22, 2024
Filing Date:
April 03, 2023
Export Citation:
Assignee:
Dai Nippon Printing Co.,Ltd.
International Classes:
B32B27/32; B32B27/10; B65D3/22
Domestic Patent References:
| JP2014133337A | ||||
| JP2008105709A | ||||
| JP10194261A |
Attorney, Agent or Firm:
Manabu Miyajima
Yukihiro Hotta
Kazuo Okamura
Yukihiro Hotta
Kazuo Okamura