Title:
CUSHION MATERIAL FOR HOT PRESS, AND METHOD FOR PRODUCING CUSHION MATERIAL FOR HOT PRESS
Document Type and Number:
WIPO Patent Application WO/2020/075556
Kind Code:
A1
Abstract:
This cushion material (1) for a hot press is equipped with a plate-shaped cushion material body and a surface material (3) provided on the obverse and reverse surfaces of the cushion material body. The surface material (3) includes a core layer (31) formed from a non-woven heat-resistant fiber material, and a surface resin layer (32) that covers the entire surface of the core layer. The core layer (31) has an air permeability of 5 cm3∙cm-2∙s-1 or less and a bulk density of 0.8 g/cm3 or higher.
Inventors:
YOSHIDA AKIRA (JP)
KOUNO SHUHEI (JP)
KOUNO SHUHEI (JP)
Application Number:
PCT/JP2019/038541
Publication Date:
April 16, 2020
Filing Date:
September 30, 2019
Export Citation:
Assignee:
YAMAUCHI CORP (JP)
International Classes:
B29C43/32; B29C70/30; B29C70/68; B30B15/02; B32B27/12
Foreign References:
| JP2003211472A | 2003-07-29 | |||
| JP2016010945A | 2016-01-21 | |||
| JP2017185706A | 2017-10-12 | |||
| JP2016168845A | 2016-09-23 | |||
| JP2013132889A | 2013-07-08 | |||
| JPH0890577A | 1996-04-09 | |||
| JP2014087999A | 2014-05-15 | |||
| JP2004344962A | 2004-12-09 | |||
| JP2011116034A | 2011-06-16 |
Other References:
See also references of EP 3865274A4
Attorney, Agent or Firm:
IMY INTERNATIONAL PATENT OFFICE, P.C. (JP)
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