发明名称 |
Reactive injection molding process for manufacturing a two-colored molded product of polyurethanes |
摘要 |
<p>A polyurethane material is injected into a mold cavity having a reduced pressure to form e.g. the surface portion of a polyurethane covering for a steering wheel. A polyurethane material for forming a substantial inner portion thereof and free of any coloring matter is, then, injected into the cavity. Then, a polyurethane material containing coloring matter is injected into the cavity to form the remaining inner portion of the covering. <IMAGE></p> |
申请公布号 |
EP0781643(A2) |
申请公布日期 |
1997.07.02 |
申请号 |
EP19960120382 |
申请日期 |
1996.12.18 |
申请人 |
TOYODA GOSEI CO., LTD. |
发明人 |
TACHI, KATSUMI;ASAYA, TOSHIHIKO |
分类号 |
B29B7/76;B29C37/00;B29C44/04;B29C45/16;B29C67/24;(IPC1-7):B29C67/24 |
主分类号 |
B29B7/76 |
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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