Title:
PRODUCTION OF HIGHLY FORMED SANDWICH PRODUCT AND DEVICE THEREFOR
Document Type and Number:
Japanese Patent JPS53102969
Kind Code:
A
Abstract:
PURPOSE: The capacity of a metal mold into which a molten thermoplastic resin has been injected is expanded and at the same time a polyol and a diisocyanate are casted into the mold while they are made to react, thereby high-foamed sandwich products are produced through simple processes.
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Inventors:
FUKUSHIMA NOBUO
MIYAZAKI KENJI
OGAWA TADATOSHI
MIYAZAKI KENJI
OGAWA TADATOSHI
Application Number:
JP1888177A
Publication Date:
September 07, 1978
Filing Date:
February 22, 1977
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO
International Classes:
B29C45/00; B29B7/00; B29C35/00; B29C39/00; B29C39/12; B29C39/24; B29C39/26; B29C43/00; B29C45/16; B32B5/18; (IPC1-7): B29D27/00; B29D27/04; B29F1/00; B32B5/18
Domestic Patent References:
| JP46019226A | ||||
| JPS4726108A |