<p>A sandwich panel which is formed by sandwiching a core member of synthetic resin foam (plastic foam) between a front surface member and a back surface member into an unified body, is provided with plural gas-permeable members in the core member or/and at the boundary between the core member and the front and/or back surface member of the sandwich panel, whereby internal gas produced in the core member is discharged through the gas-permeable members to the outside of the sandwich panel.</p>
申请公布号
DE19525024(A1)
申请公布日期
1996.06.20
申请号
DE1995125024
申请日期
1995.07.10
申请人
IG-TECHNICAL RESEARCH INC., HIGASHINE, YAMAGATA, JP