发明名称 |
Porous particles, their aqueous dispersions, and method of preparation |
摘要 |
<p>A method of forming, by polymerization in an aqueous dispersion at pressures in excess of one atmosphere, a plurality of porous particles having at least one polymeric phase and, additionally, having a pore filling phase containing a fugitive substance is disclosed. Replacement of the fugitive substance with a gas is further disclosed. Gas-filled porous particles and their aqueous dispersions are also disclosed.</p> |
申请公布号 |
EP1236763(A1) |
申请公布日期 |
2002.09.04 |
申请号 |
EP20020251045 |
申请日期 |
2002.02.15 |
申请人 |
ROHM AND HAAS COMPANY |
发明人 |
BLANKENSHIP, ROBERT MITCHELL |
分类号 |
A01N25/12;C08F2/00;C08F2/24;C08J9/20;(IPC1-7):C08J9/20;C08J9/00 |
主分类号 |
A01N25/12 |
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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