| 发明名称 |
DIALKYL FUMARATE-VINYL ACETATE COPOLYMERS USEFUL AS DEWAXING AIDS |
| 摘要 |
<p>Copolymers of dialkyl fumarate and vinyl acetate having Specific Viscosities of at least 2.5 at 2% polymer concentration in xylene at 40.degree.C, and wherein at least 50 wt. % of said alkyl groups are C20 to C24, are useful as dewaxing aids, particularly in propane dewaxing.</p> |
| 申请公布号 |
CA1237238(A) |
申请公布日期 |
1988.05.24 |
| 申请号 |
CA19850474621 |
申请日期 |
1985.02.19 |
| 申请人 |
EXXON RESEARCH AND ENGINEERING COMPANY |
发明人 |
DEKRAKER, ABRAHAM R.;MARTELLA, DAVID J. |
| 分类号 |
C08F218/00;C08F218/02;C08F218/08;C08F220/00;C08F220/10;C08F222/10;C08F222/14;C10G73/04;(IPC1-7):C08F218/08;C10L1/18 |
主分类号 |
C08F218/00 |
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