发明名称 |
COMPOSITION COMPRISING INTERNAL OLEFIN SULFONATE AND ALKOXYLATED ALCOHOL OR DERIVATIVE AND USE THEREOF IN ENHANCED OIL RECOVERY |
摘要 |
A surfactant composition, which comprises (i) an internal olefin sulfonate and (ii) an alkoxylated alcohol and/or alkoxylated alcohol derivative, wherein the alkoxylated alcohol and/or alkoxylated alcohol derivative is a compound of the formula (I) R—O—[PO]x[EO]y—X wherein R is a hydrocarbyl group which has a weight average carbon number of from 5 to 32, PO is a propylene oxide group, EO is an ethylene oxide group, x is the number of propylene oxide groups and is of from 0 to 40, y is the number of ethylene oxide groups and is of from 0 to 50, and the sum of x and y is of from 5 to 60; and wherein X is selected from the group consisting of: (i) a hydrogen atom; (ii) a group comprising a carboxylate moiety; (iii) a group comprising a sulfate moiety; and (iv) a group comprising a sulfonate moiety. |
申请公布号 |
US2017066960(A1) |
申请公布日期 |
2017.03.09 |
申请号 |
US201615357031 |
申请日期 |
2016.11.21 |
申请人 |
SHELL OIL COMPANY |
发明人 |
CROM Lori Ann;KING Timothy Elton;Barnes Julian Richard |
分类号 |
C09K8/584 |
主分类号 |
C09K8/584 |
代理机构 |
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代理人 |
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主权项 |
1. A surfactant composition, which comprises (i) an internal olefin sulfonate and (ii) an alkoxylated alcohol and/or alkoxylated alcohol derivative, wherein the alkoxylated alcohol and/or alkoxylated alcohol derivative is a compound of the formula (I)
R—O—[PO]x[EO]y—X Formula (I) wherein R is a hydrocarbyl group which has a weight average carbon number of from 5 to 32, PO is a propylene oxide group, EO is an ethylene oxide group, x is the number of propylene oxide groups and is of from 0 to 40, y is the number of ethylene oxide groups and is of from 0 to 50, and the sum of x and y is of from 5 to 60; and wherein X is selected from the group consisting of: (i) a hydrogen atom; (ii) a group comprising a carboxylate moiety; (iii) a group comprising a sulfate moiety; and (iv) a group comprising a sulfonate moiety. |
地址 |
HOUSTON TX US |