发明名称 |
HIGH-ASPECT-RATIO MAGNESIUM HYDROXIDE |
摘要 |
Magnesium hydroxide having a high aspect ratio, a production method thereof and a resin composition comprising the same. The method of producing the magnesium hydroxide having a long diameter (width) of not less than 0.5 µm and aspect ratio of not less than 10, comprising the steps of:
(A) adding an alkali to and coprecipitating it with a mixed aqueous solution of a water-soluble magnesium salt and a monovalent organic acid or a salt thereof, or
(B) adding an alkali aqueous solution to and coprecipitating it with an aqueous solution of a water-soluble magnesium salt and adding a monovalent organic acid or a salt thereof to the resulting product; and
(C) hydrothermally treating the obtained slurry at 100 °C or higher. |
申请公布号 |
EP2628710(A4) |
申请公布日期 |
2015.07.15 |
申请号 |
EP20110832647 |
申请日期 |
2011.10.11 |
申请人 |
KYOWA CHEMICAL INDUSTRY CO., LTD;SEA WATER CHEMICAL INSTITUTE INC. |
发明人 |
MIYATA, SHIGEO;MANABE, HITOSHI;KUDO, DAISUKE |
分类号 |
C01F5/22;C01F5/14;C01F5/20;C08K3/22;C08L23/00;C08L23/12 |
主分类号 |
C01F5/22 |
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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