发明名称 |
ACICULAR TITANIUM DIOXIDE PARTICLES AND MEHTOD OF THE PRODUCTION THEREOF |
摘要 |
Acicular titanium dioxide particles having a weight average length of 3 to 7 .mu.m and a cross-sectional diameter of 0.05 to 0.8 .mu.m, with 70 % or more of the particles being of a length of 2 .mu.m or more are produced by calcining a mixture containig a titanium source, an alkali metal source and an oxyphosphoric compound in the presence of acicular titanium dioxide seeds.
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申请公布号 |
CA1340573(C) |
申请公布日期 |
1999.06.01 |
申请号 |
CA19890599200 |
申请日期 |
1989.05.10 |
申请人 |
ISHIHARA SANGYO KAISHA, LTD. |
发明人 |
TAKAHASHI, HIDEO;OKUDA, HARUO;YAMADA, EIJI |
分类号 |
C01G23/047;C01G23/08;C09C1/36;(IPC1-7):C01G23/08 |
主分类号 |
C01G23/047 |
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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