DEVICE FOR MANUFACTURE OF BLOCKS OF FOAMED POLYMERIC MATERIALS (OPTIONS) AND METHOD OF MANUFACTURING SUCH BLOCKS Russian patent published in 2021 - IPC B29C44/02 B29C44/58 

Abstract RU 2744369 C1

FIELD: polymers.

SUBSTANCE: invention relates to the field of production of block elements made of foamed polymer. The device for the manufacture of blocks of foamed polymeric materials contains a mold with a bottom and side walls that form a volume for accommodating a foamable polymeric material loaded from above for foaming during polymerization. Along each side wall of the mold is placed a sheet material made with low adhesion to the expandable polymeric material to form a separating layer. In this case, the thin-sheet material brought out in the upper part of the mold is connected to a shaft having a drive for its rotation for lifting along the wall of this thin-sheet material along the volume in which the polymer material is foaming, and ensuring the relative movement of the separating layer relative to the specified volume.

EFFECT: improved quality of the structure of the obtained foam blocks.

8 cl, 3 dwg

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RU 2 744 369 C1

Authors

Voytenko Vyacheslav Nikolaevich

Dates

2021-03-05Published

2020-04-15Filed