Blow-molded foam and process for producing the same

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United States of America Patent

PATENT NO 11833723
APP PUB NO 20210276232A1
SERIAL NO

17326645

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Abstract

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The present invention provides a process for producing a blow-molded foam including foamed cells, the process including:

    kneading a polyolefin-based resin containing a foaming agent mixed therewith in an extruder, andextruding a parison formed of the polyolefin-based resin between split mold blocks from a die slit at an extrusion rate of 700 kg/h or more.

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Patent Owner(s)

  • KYORAKU CO. LTD

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Igarashi, Yu Yamato, JP 49 165
Ohno, Yoshinori Yamato, JP 32 193
Onodera, Masaaki Yamato, JP 37 240
Sumi, Takehiko Yamato, JP 35 448
Tamada, Teruo Yamato, JP 49 445

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