Title:
FOAMED LAMINATE SHEET
Document Type and Number:
WIPO Patent Application WO/2019/188204
Kind Code:
A1
Abstract:
The main purpose of the present disclosure is to provide a foamed laminate sheet that has a foamed resin layer having excellent surface strength, curling of the foamed laminate sheet being suppressed. In the present disclosure, the above problem is solved by providing a foamed laminate sheet having a fibrous substrate and a resin layer disposed on one surface of the fibrous substrate, the resin layer containing an olefin-based resin and/or a cross-linked product thereof, wherein: the resin layer has at least a foamed resin layer; stretching of the resin layer as measured by thermo-mechanical analysis is measured to within the range of 20-100°C; and when the coefficient of linear expansion is determined for each 1°C, the peak value of the coefficient of linear expansion is 0.020 (1/°C) to 0.050 (1/°C).
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Inventors:
HIRAKAWA KEIKO (JP)
TACHIHARA KENICHI (JP)
YAMAUCHI SATOSHI (JP)
SUGITA NATSUO (JP)
NOMOTO TAKAFUMI (JP)
TACHIHARA KENICHI (JP)
YAMAUCHI SATOSHI (JP)
SUGITA NATSUO (JP)
NOMOTO TAKAFUMI (JP)
Application Number:
PCT/JP2019/009735
Publication Date:
October 03, 2019
Filing Date:
March 11, 2019
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
B32B27/32; B32B5/24; D06N7/04
Foreign References:
| JP2007224484A | 2007-09-06 | |||
| JP2013079454A | 2013-05-02 | |||
| JP2007268937A | 2007-10-18 | |||
| JP2007055232A | 2007-03-08 | |||
| JP2011144494A | 2011-07-28 | |||
| JP2002096433A | 2002-04-02 | |||
| JP2014144644A | 2014-08-14 | |||
| JP2007224485A | 2007-09-06 | |||
| JP2019064081A | 2019-04-25 |
Attorney, Agent or Firm:
YAMASHITA, Akihiko et al. (JP)
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