发明名称 |
DELAYED ACTION DRAIN CLEANER COMPOSITION |
摘要 |
Sequential coatings of a quickly water soluble or dispersible coating material and a mixture of hydrophobic materials having varying hydrophobic characteristics delay the exothermic reaction which takes place when an alkali metal hydroxide comes into contact with water. <IMAGE> |
申请公布号 |
AU7113091(A) |
申请公布日期 |
1992.08.27 |
申请号 |
AU19910071130 |
申请日期 |
1991.02.15 |
申请人 |
BLOCK DRUG COMPANY INC. |
发明人 |
ROBERT CARMELLO;RICHARD MILLER |
分类号 |
C11D7/06;C11D17/00;C11D17/06;C23G3/04 |
主分类号 |
C11D7/06 |
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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