| 发明名称 |
Butene-1 copolymers and process for their preparation |
| 摘要 |
The present invention relates to butene-1 copolymers containing up to 40% by mol of ethylene and/or propylene derived characterized by the following properties: d) Product of the reactivity ratios r1·r2≦̸2; e) Content of butene-1 units in form of isotactic pentads (mmmm)>98%; and f) absence of 4,1 insertions of butene units.
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| 申请公布号 |
US7943717(B2) |
申请公布日期 |
2011.05.17 |
| 申请号 |
US20030532686 |
申请日期 |
2003.11.03 |
| 申请人 |
BASELL POLIOLEFINE ITALIA, S.P.A. |
发明人 |
MORINI GIAMPIERO;PIEMONTESI FABRIZIO;VITALE GIANNI;BIGIAVI DANIELE;PELLICONI ANTEO;GARAGNANI ENEA;BAITA PIETRO |
| 分类号 |
C08F10/04;C08F4/44;C08F10/14;C08F110/04;C08F110/14;C08L23/00;C08L23/04 |
主分类号 |
C08F10/04 |
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