发明名称 |
SHAPING ROLL FOR MELT EXTRUSION MOLDING, SHAPING ROLL ASSEMBLY FOR MELT EXTRUSION MOLDING, AND MELT EXTRUSION MOLDING METHOD |
摘要 |
A shaping roll for melt extrusion molding used for melt extrusion molding of thermoplastic resin, the shaping roll for melt extrusion molding comprises a metal roll body, a first cylinder, and a second cylinder. The metal roll body has a heat medium passage internally. The first cylinder covers a surface of a middle portion of the roll body part. The second cylinder covers surfaces of both end portions of the roll body part. The first cylinder comprises a first metal material having a thermal conductivity of 40 W/m·K or more. The second cylinder comprises a second metal material having a thermal conductivity of 20 W/m·K or less. The first cylinder and the second cylinder are at least partially joined to each other. |
申请公布号 |
EP3130445(A1) |
申请公布日期 |
2017.02.15 |
申请号 |
EP20140888676 |
申请日期 |
2014.04.10 |
申请人 |
Mitsubishi Gas Chemical Company, Inc.;MGC Filsheet Co., Ltd. |
发明人 |
KAKINOKI, Osamu;TAKEDA, Masahide;SUGIYAMA, Masataka |
分类号 |
B29C47/88;B29C59/04 |
主分类号 |
B29C47/88 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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