发明名称 |
DISPERSANTS |
摘要 |
A dispersant comprising a polyester chain obtainable by polymerising a hydroxy carboxylic acid or lactone thereof such as epsilon -caprolactone with a cyclic alkylene carbonate such as 5,5-dimethyltrimethylene carbonate. The dispersant may be in the form of a phosphate ester where the polyester chain is reacted with a phosphating agent such as polyphosphoric acid or the polyester chain may be attached to a polyamine or polyimine such as polyethyleneimine. |
申请公布号 |
WO02085507(A2) |
申请公布日期 |
2002.10.31 |
申请号 |
WO2002GB01266 |
申请日期 |
2002.03.15 |
申请人 |
AVECIA LIMITED;THETFORD, DEAN |
发明人 |
THETFORD, DEAN |
分类号 |
B01F17/00;B01F17/02;B01F17/14;B01F17/16;B01F17/34;B01F17/52;C08G63/64;C09B67/46;C09D11/00;C09D17/00 |
主分类号 |
B01F17/00 |
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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