Title:
LAMINATE AND SHOE SOLE
Document Type and Number:
WIPO Patent Application WO/2022/219891
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a laminate that has good adhesiveness between each layer even when continuously molded in high-temperature and high-humidity conditions. The laminate according to the present invention is characterized by: having a first urethane foam layer and a second urethane foam layer; the first urethane foam layer having a density of 0.8 g/cm3 -1.2 g/cm3 inclusive; the second urethane foam layer having a density of 0.3 g/cm3-0.7 g/cm3 inclusive; and b/a being under 1.2, where a (μm) is the average cell diameter of foam cells in a region that is in the second urethane layer and spans more than 200 μm from the interface between the first urethane foam layer and the second urethane foam layer, and b (μm) is the average cell diameter of foam cells in a region that is in the second urethane foam layer and spans 200 μm or less from the interface between the first urethane foam layer and the second urethane foam layer.
Inventors:
TAKENAKA MASAMI (JP)
SAKAMOTO TAMOTSU (JP)
SAKAMOTO TAMOTSU (JP)
Application Number:
PCT/JP2022/004163
Publication Date:
October 20, 2022
Filing Date:
February 03, 2022
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
B32B5/22; A43B13/04; A43B13/12; B32B27/40
Foreign References:
| JPH09302059A | 1997-11-25 | |||
| JP2002052551A | 2002-02-19 |
Attorney, Agent or Firm:
OGAWA Shinji (JP)
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