| 发明名称 |
Amphoteric stabilization of crude petroleum |
| 摘要 |
The present invention relates to a method of using a block copolymer comprising monomeric units of 1,4-butadiene and at least one other comonomer addition products to lower the gel point of crude petroleum. The block copolymer comprises at least 10% by weight of at least one crystallizable block and at least one low crystallinity block.
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| 申请公布号 |
US6566454(B2) |
申请公布日期 |
2003.05.20 |
| 申请号 |
US20010874076 |
申请日期 |
2001.06.05 |
| 申请人 |
THE TRUSTEES OF PRINCETON UNIVERSITY |
发明人 |
PRUD'HOMME ROBERT K.;ASHBAUGH HENRY S. |
| 分类号 |
C08F297/02;C08L53/00;C10L1/16;C10L1/195;C10L1/196;C10L1/20;C10L1/236;(IPC1-7):C08F293/00;C01M143/12 |
主分类号 |
C08F297/02 |
| 代理机构 |
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