Title:
FOAM SHEET
Document Type and Number:
WIPO Patent Application WO/2022/071453
Kind Code:
A1
Abstract:
A foam sheet in which at least one glass transition temperature (Tg) is 0-40°C, the peak value of the loss tangent (tan δ) at the glass transition temperature (Tg) is 0.30 or greater, and the 25% compression strength is 1000 kPa or lower, and the foam sheet furthermore has a glass transition temperature (Tg) of -40°C or lower. The present invention makes it possible to provide a foam sheet that has cushioning properties and damping properties and that does not break even when used in a cold region.
Inventors:
HAMADA MASAHIRO (JP)
Application Number:
PCT/JP2021/036021
Publication Date:
April 07, 2022
Filing Date:
September 29, 2021
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
B32B27/00; C08J9/04; C09J7/26; C09J7/38
Domestic Patent References:
| WO2013191222A1 | 2013-12-27 | |||
| WO2019235529A1 | 2019-12-12 | |||
| WO2015152222A1 | 2015-10-08 | |||
| WO2012081561A1 | 2012-06-21 |
Foreign References:
| JP2020033528A | 2020-03-05 | |||
| JP2020139091A | 2020-09-03 | |||
| JP2013229591A | 2013-11-07 | |||
| JP2000507641A | 2000-06-20 |
Attorney, Agent or Firm:
TAGUCHI, Masahiro et al. (JP)
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