发明名称 |
CASE FOR VALVE-REGULATED LEAD-ACID BATTERIES |
摘要 |
A case for valve-regulated lead-acid battery comprising an olefin polymer composition comprising: A) From 60 wt % to 95 wt %, of a propylene homopolymer, or a copolymer of propylene containing 3% or less of ethylene, said homopolymer or copolymer having a Polydispersity Index (P.I.) value of from 4.6 to 10 and a fraction insoluble in xylene at 25° C., higher than 98 molar %; and B) from 5 wt % to 40 wt %, of a copolymer of propylene and ethylene containing from 30 wt % to 65 wt % of ethylene derived units; the sum A)+B) being 100. |
申请公布号 |
EP2732484(B1) |
申请公布日期 |
2016.12.07 |
申请号 |
EP20120733769 |
申请日期 |
2012.07.13 |
申请人 |
Basell Poliolefine Italia S.r.l. |
发明人 |
BIONDINI, Gisella;CIARAFONI, Marco;DESTRO, Mara;MASSARI, Paola;PRADELLA, Fiorella |
分类号 |
H01M2/02;C08L23/08;C08L23/12;C08L23/14;H01M10/06;H01M10/12 |
主分类号 |
H01M2/02 |
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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