发明名称 |
Effective reductive bleaching of mineral slurries |
摘要 |
Disclosed herein are a method of reductively bleaching a mineral slurry comprising adding in the mineral slurry an effective amount of a formamidine sulfinic acid (FAS) and an effective amount of a borohydride to reductively bleach the mineral slurry, compositions comprising a mineral slurry, a FAS, and a borohydride, and final products comprising a mineral obtained by the method disclosed herein.
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申请公布号 |
US2007194276(A1) |
申请公布日期 |
2007.08.23 |
申请号 |
US20050592142 |
申请日期 |
2005.03.22 |
申请人 |
YUAN JUN;PRUETT ROBERT J;POWELL LARRY C |
发明人 |
YUAN JUN;PRUETT ROBERT J.;POWELL LARRY C. |
分类号 |
C01B3/00;C09C3/06;C09D17/00;D21H19/44 |
主分类号 |
C01B3/00 |
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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