发明名称 |
Process for making toothpaste |
摘要 |
This invention relates to a process for inhibiting the swelling of aluminium tubes containing toothpastes comprising alumina trihydrate, in which process there is incorporated in the toothpaste a silica sol of which the silica particles are negatively charged.
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申请公布号 |
US4034076(A) |
申请公布日期 |
1977.07.05 |
申请号 |
US19750554880 |
申请日期 |
1975.03.03 |
申请人 |
LEVER BROTHERS COMPANY |
发明人 |
COULSON, JAMES;NEARN, MALCOLM RICHARD |
分类号 |
A61K8/22;A61K8/26;A61Q11/00;(IPC1-7):A61K7/16 |
主分类号 |
A61K8/22 |
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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