Title:
FOAM BODY, LAYERED FOAM BODY, LAMINATE AND HOUSING BUILDING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2022/172835
Kind Code:
A1
Abstract:
The present invention provides: a foam body that exhibits excellent vibration damping properties and a satisfactory traveling feeling, while being light, and is also useful for recycling of an intermediate film for laminated glass; a layered foam body; and a laminate. The purpose of the present invention is to provide a housing construction material in which the foam body, layered foam body and laminate are used. The present invention is a foam body having numerous bubbles, wherein the foam body contains a polyvinyl acetal and a plasticizer, and the bubbles have an average aspect ratio (a/b), computed by a prescribed method, of 1.1 or greater.
Inventors:
MASUYAMA YOSHIKAZU (JP)
TAKAHASHI KATSUNORI (JP)
HAMADA TAKANORI (JP)
TAKAHASHI KATSUNORI (JP)
HAMADA TAKANORI (JP)
Application Number:
PCT/JP2022/004148
Publication Date:
August 18, 2022
Filing Date:
February 03, 2022
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
C08J9/04; B32B5/18; B32B27/30; C08J9/22; C08K3/013; C08L21/00; C08L29/14; C08L57/00; C08L67/00
Domestic Patent References:
| WO2018016536A1 | 2018-01-25 | |||
| WO2020175178A1 | 2020-09-03 | |||
| WO2019009351A1 | 2019-01-10 | |||
| WO2018016536A1 | 2018-01-25 |
Foreign References:
| JP2019151511A | 2019-09-12 | |||
| JP2019147711A | 2019-09-05 | |||
| JPH04279306A | 1992-10-05 | |||
| JP2019077582A | 2019-05-23 | |||
| JP2017181915A | 2017-10-05 | |||
| JP2017075314A | 2017-04-20 |
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (JP)
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