Title:
発泡複合シート及び粘着テープ
Document Type and Number:
Japanese Patent JP7215932
Kind Code:
B2
Abstract:
To provide a foam composite sheet usable as a seal material that can impart high waterproofness even when being thinned, and an adhesive tape including the foam composite sheet.SOLUTION: A foam composite sheet includes a resin sheet that is a foam body or a non-foam body, and a foam sheet laminated on at least one surface of the resin sheet. When the resin sheet is the foam body, a foam ratio of the foam sheet is higher than a foam ratio of the resin sheet, a recovery ratio after 50% stress relaxation of the foam composite sheet is 60% or more, and surface hardness of the foam sheet laminated on at least one surface of the resin sheet is 65 or less. The adhesive tape includes the foam composite sheet, and an adhesive material provided on at least one surface of the foam composite sheet.SELECTED DRAWING: None
Inventors:
Taketo Sato
Application Number:
JP2019036985A
Publication Date:
January 31, 2023
Filing Date:
February 28, 2019
Export Citation:
Assignee:
Sekisui Chemical Co.,Ltd.
International Classes:
B32B5/32; B32B5/18; B32B7/022; B32B27/00; B32B27/32; C08J9/04; C09J7/26; C09J7/29
Domestic Patent References:
| JP2017159498A | ||||
| JP2006175825A | ||||
| JP2009235329A | ||||
| JP7118614A |
Attorney, Agent or Firm:
Masahiro Taguchi
Shigeo Torayama
Hiroshi Chichimatsu
Suzuki Yasuyoshi
Shigeo Torayama
Hiroshi Chichimatsu
Suzuki Yasuyoshi