| 发明名称 |
HIGH-MOLECULAR FLOWABILITY IMPROVER |
| 摘要 |
The invention provides a copolymer of at least one n-(C8-C30-alkyl) (meth)acrylate with maleic anhydride, which contains alternating (meth)acrylate and maleic anhydride monomeric units, characterised in that the copolymer has a degree of alternation of at least 85%; a process for its preparation; a hydrocarbon oil composition containing it; and its use as a flow improver additive. |
| 申请公布号 |
JPH07149838(A) |
申请公布日期 |
1995.06.13 |
| 申请号 |
JP19940172766 |
申请日期 |
1994.07.25 |
| 申请人 |
SHELL INTERNATL RES MAATSCHAPPIJ BV |
发明人 |
KURISUTEINUSU KORUNERISU FUAN DE KANPU;JIAN RIN;MARINUSU YOHANNESU REINOUTO;HENRIKASU POORUSU MARIA TOMATSUSEN |
| 分类号 |
C08F220/28;C08F20/02;C08F220/06;C08F220/10;C08F220/18;C08F220/68;C08F222/06;C10L1/18;C10L1/196;C10M145/14;C10M145/16;(IPC1-7):C08F222/06 |
主分类号 |
C08F220/28 |
| 代理机构 |
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