发明授权
- 专利标题： Compositions containing dithionites
- 专利标题（中）： 含有DITHIONITES的组合物
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申请号： US21679972申请日： 1972-01-10
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公开(公告)号： US3840644A公开(公告)日： 1974-10-08
- 发明人: LEIGH R
- 申请人： LEIGH R
- 专利权人： R Leigh
- 当前专利权人： R Leigh
- 优先权： GB193071 1971-01-14; GB329371 1971-07-14; GB3093771 1971-07-01; GB3296571 1971-07-14
- 主分类号： C01B17/66
- IPC分类号： C01B17/66 ; D06L4/30
摘要：
1. A SUBSTANTIALLY ANHYDROUS COMPOSITION COMPRISING A MAJOR PROPORTON OF A METALLIC DITHIONITE AND AN EFFECTIVE AMOUNT OF A STABILIZER THEREFORE WHICH IS A NOMSURFACTANT COMPOUND CONTAINING AT LEAST 5 CARBON ATOMS AND AT LEAST ONE GROUP OF THE STRUCTURE:
-CO-N
WHEREIN THE UNSATISFIED VALENCIES ARE FILLED BY OXYGEN, HYDROGEN OR CARBON ATOMS, SAID COMPOUND BEING MONOMERIC OR CONTAINING NOT MORE THAN 10 REPEATING UNITS AND HAVING A MOLECULAR WEIGHT OF UP TO 600.
-CO-N
WHEREIN THE UNSATISFIED VALENCIES ARE FILLED BY OXYGEN, HYDROGEN OR CARBON ATOMS, SAID COMPOUND BEING MONOMERIC OR CONTAINING NOT MORE THAN 10 REPEATING UNITS AND HAVING A MOLECULAR WEIGHT OF UP TO 600.
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