发明名称 |
Color stabilization of hydroquinone hydroxyethyl ether products |
摘要 |
The present invention relates to the color stabilization of hydroquinone hydroxyethyl ethers by phosphite compounds containing the bis-cyclic structure of spiro phosphites, both rings being attached to the same tertiary carbon atom in the phosphite molecule.
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申请公布号 |
US2006043342(A1) |
申请公布日期 |
2006.03.02 |
申请号 |
US20050259849 |
申请日期 |
2005.10.26 |
申请人 |
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发明人 |
MALLWITZ JAYNE;HIRE ROBERT C.;CHANDALIA KIRAN B. |
分类号 |
C09K15/32;A61K;C07C41/46;C07C43/205;C07C43/23;C08K5/51;C08K5/527;C09K15/08 |
主分类号 |
C09K15/32 |
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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