发明名称 |
FORFARANDE FOR POLYMERISATION AV ETEN I NERVARO AV ETT KATALYSATORSYSTEM, VARS ENA KOMPONENT UTGORES AV EN OVER EN BERARE MED HOG YTAREA FINFORDELAD KOMBINATIONSPRODUKT AV TITANTRIKLORID OCH EN ANNAN OVERGANGSMETALLKLOR |
摘要 |
An alpha-olefin such as ethylene is polymerized in the presence of a catalyst system consisting of (1) an alkyl-halide, alkyl-derivative or hydride of a metal belonging to one of the first three groups of the periodic system and (2) the combination product of a transition metal chloride and titanium trichloride, supported on a previously chlorinated material such as chlorinated alpha -alumina having a high superficial area. |
申请公布号 |
SE425498(B) |
申请公布日期 |
1982.10.04 |
申请号 |
SE19750004418 |
申请日期 |
1975.04.16 |
申请人 |
SNAMPROGETTI SPA |
发明人 |
S * CESCA;A * GRECO;G * BERTOLINI;M * BRUZZONE |
分类号 |
C08F4/00;C08F4/60;C08F4/64;C08F110/00;(IPC1-7):08F110/02 |
主分类号 |
C08F4/00 |
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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