发明名称 |
MANUFACTURING METHOD OF SYNTHETIC RESIN HOLLOW BODY |
摘要 |
A manufacturing method of a synthetic resin hollow body in which a molten resin is injected for an over-molding outside a hollow molding body made of a resin provided with a hollow body and at least an opening portion to form a resin sheathing body in an integrating manner with the hollow molding body. The method includes the step of injecting the molten resin for an over-molding under the state in which the hollow molding body is partially or wholly filled with a fluid substance. The manufacturing method of a synthetic resin hollow body is capable of suppressing resin cost and operation cost and can improve decorating property.
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申请公布号 |
US2011210481(A1) |
申请公布日期 |
2011.09.01 |
申请号 |
US201113106089 |
申请日期 |
2011.05.12 |
申请人 |
DU PONT-MITSUI POLYCHEMICALS CO., LTD. |
发明人 |
YAMAMOTO SADAKI;OOGI KAZUYUKI;SATO MASANOBU |
分类号 |
B29C45/14 |
主分类号 |
B29C45/14 |
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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