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公开(公告)号：ZA7906035B
公开(公告)日：1980-11-26
申请号：ZA7906035
申请日：1979-11-09
Applicant: HOECHST AG
Inventor： KLOOS F , STRAMETZ H , NEUMANN H , DORRER B
CPC classification number: C08L23/12 , C08L23/06 , C08L23/16 , C08L2205/03 , C08L2308/00 , C08L2666/02
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Patent Agency Ranking
公开(公告)号：ZA792833B
公开(公告)日：1980-07-30
申请号：ZA792833
申请日：1979-06-08
Applicant: HOECHST AG
IPC: C08F8/50 , C08F210/06 , C08F
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公开(公告)号：ZA796035B
公开(公告)日：1980-11-26
申请号：ZA796035
申请日：1979-11-09
Applicant: HOECHST AG
Inventor： KLOOS F , STRAMETZ H , NEUMANN H , DORRER B
Abstract: 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.
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公开(公告)号：ZA7902833B
公开(公告)日：1980-07-30
申请号：ZA7902833
申请日：1979-06-08
Applicant: HOECHST AG
IPC: C08F8/50 , C08F210/06 , C08F
CPC classification number: C08F210/06 , C08F8/50 , C08F210/08 , C08F210/16 , C08F2500/12 , C08F2500/17 , C08F2500/20 , C08F210/02
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