Verfahren zur Herstellung wärmeisolierender Formkörper und damit herstellbare Formkörper
摘要
A process for preparing thermoinsulating and/or structural double-walled molded bodies, which comprises the following steps: (a) heating two sheets (1,2) made of thermoplastic polymer to a temperature equal or slightly higher than their softening point, by means of heaters (5) (b) inserting between the two sheets a pre-mold made of an expanded polymeric material (7); (c) thermoforming in a mold the two sheets on the pre-mold; (d) soldering together the two sheets on their rims by means of a pressure applied on them by the mold. <IMAGE>
申请公布号
DE69210887(T2)
申请公布日期
1996.10.10
申请号
DE1992610887T
申请日期
1992.06.26
申请人
CENTRO SVILUPPO SETTORI IMPIEGO S.R.L., MAILAND/MILANO, IT
发明人
ADDEO, ANTONIO, I-28100 NOVARA, IT;VEZZOLI, ANNIBALE, I-22060 CARUGO, COMO, IT