Title:
HOT-MELT POLYURETHANE ADHESIVE FILM AND LAYERED FIBROUS STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2019/155925
Kind Code:
A1
Abstract:
Use is made of a hot-melt polyurethane adhesive film that comprises a first hot-melt polyurethane layer, a second hot-melt polyurethane layer, and a third polyurethane layer, which is interposed between the first hot-melt polyurethane layer and the second hot-melt polyurethane layer, wherein the third polyurethane layer has a higher softening temperature than the first hot-melt polyurethane layer and the second hot-melt polyurethane layer.
Inventors:
WARITA MASATO (JP)
FUJISAWA MICHINORI (JP)
FUJISAWA MICHINORI (JP)
Application Number:
PCT/JP2019/002658
Publication Date:
August 15, 2019
Filing Date:
January 28, 2019
Export Citation:
Assignee:
KURARAY CO (JP)
International Classes:
C09J7/35; B32B27/12; B32B27/40; C09J7/10; C09J175/04
Foreign References:
| JPH0820096A | 1996-01-23 | |||
| JPH09235519A | 1997-09-09 | |||
| JP2016056243A | 2016-04-21 | |||
| JPH11172209A | 1999-06-29 | |||
| JP2002370333A | 2002-12-24 | |||
| JPH10192004A | 1998-07-28 |
Attorney, Agent or Firm:
EGAWA Masaru et al. (JP)
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