发明名称 |
POLYPROPYLENE MOLDING COMPOSITION AND PROCESS FOR ITS PREPARATION |
摘要 |
A polypropylene molding composition of polypropylene, ethylene-propylene copolymer and polyethylene having a high hardness and increased impact strength and homogeneity after processing is obtained by way of a continuous three-stage polymerization, when the melt viscosities of the polymer mixtures obtained in the individual stages are in a determined ratio of one to the other. |
申请公布号 |
ZA7906035(B) |
申请公布日期 |
1980.11.26 |
申请号 |
ZA19790006035 |
申请日期 |
1979.11.09 |
申请人 |
HOECHST AG |
发明人 |
KLOOS F;STRAMETZ H;NEUMANN H;DORRER B |
分类号 |
C08L23/00;C08L7/00;C08L21/00;C08L23/06;C08L23/12;C08L23/16;C08L101/00 |
主分类号 |
C08L23/00 |
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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