发明名称 |
A PROCESS FOR PREPARING A DISPERSION, DISPERSION, USE AND METHOD |
摘要 |
<p>A process for preparing a dispersion comprising the stages: i) providing a dispersion comprising a particulate solid, a liquid medium and a dispersant having cross-linkable groups and a weight averaged molecular weight of from 1,000 to 70,000; and ii) cross-linking the dispersant in the presence of the particulate solid and the liquid medium thereby preparing a dispersion of an encapsulated particulate solid, wherein the cross-linking is performed such that 0.01 to 0.5 mmoles of cross-linkable groups in the dispersant are cross-linked per g of dispersant; said process also comprising at any stage: iii) adding a metal chelating agent to the dispersion; and after stage iii) the stage of: iv) removing at least some of the metal chelating agent from the dispersion.</p> |
申请公布号 |
EP2764064(B1) |
申请公布日期 |
2015.08.26 |
申请号 |
EP20120770194 |
申请日期 |
2012.09.26 |
申请人 |
FUJIFILM IMAGING COLORANTS LIMITED |
发明人 |
CORDWELL, RICHARD;ELLIS, GORDON;LOZMAN, OWEN;TALLANT, NEIL |
分类号 |
B01F17/00;C09B67/00;C09D11/322;C09D11/326 |
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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