Demulsifier for eliminating aged oil mixture in oil-water interlayer in settling tank
The technology of a demulsifier and an intermediate layer is used in the field of demulsifier to eliminate the aging oil mixture of the oil-water intermediate layer in the sedimentation tank, and can solve the problems of emulsification of the oil-water mixture, slow dehydration speed and high content of heavy components
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Embodiment 1
[0027] Embodiment 1: be used to eliminate the mass parts of each component of the demulsifier of the intermediate layer aging oil mixture in the settling tank:
[0028] Fatty alcohol polyoxyethylene ether: 3 parts;
[0029] Methanol: 6 parts;
[0030] Functional main agent F: 75 parts;
[0031] Erucamidopropyl Hydroxysultaine: 2 parts;
[0032] The balance is water.
[0033] The preparation method of the demulsifier used to eliminate the aging oil mixture in the middle layer of the settling tank: add 140 parts by mass of deionized water to the reaction kettle, heat up to 35°C, and then add fatty alcohol poly 30 parts by mass of oxyethylene ether, 60 parts by mass of methanol, 750 parts by mass of functional main agent F, 20 parts by mass of erucamide propyl sulfobetaine, react at a constant temperature for 35 minutes and then cool to room temperature.
[0034] The demulsifier used to eliminate the aging oil mixture in the middle layer of the settling tank is used:
[0035...
Embodiment 2
[0041] Embodiment 2: the mass parts of each component of the demulsifier used to eliminate the middle layer aging oil mixture in the settling tank are:
[0042] Fatty alcohol polyoxyethylene ether: 3.5 parts;
[0043] Methanol: 6.5 parts;
[0044] Functional main agent F: 80 parts;
[0045] Erucamidopropyl Hydroxysultaine: 3 parts;
[0046] The balance is water.
[0047] The preparation method of the demulsifier used to eliminate the aging oil mixture in the middle layer of the settling tank: add 97 parts by mass of deionized water to the reaction kettle, heat up to 35°C, and then add fatty alcohol poly 35 parts by mass of oxyethylene ether, 65 parts by mass of methanol, 800 parts by mass of functional main agent F, 3 parts by mass of erucamide propyl hydroxysultaine, react at a constant temperature for 35 minutes and then cool to room temperature.
[0048] The demulsifier used to eliminate the aging oil mixture in the middle layer of the settling tank is used:
[0049] P...
Embodiment 3
[0055] Embodiment 3: be used to eliminate the mass parts of each component of the demulsifier of the middle layer aging oil mixture in the settling tank:
[0056] Fatty alcohol polyoxyethylene ether: 4 parts;
[0057] Methanol: 7 parts;
[0058] Functional main agent F: 77 parts;
[0059] Erucamidopropyl Hydroxysultaine: 2 parts;
[0060] The balance is water.
[0061] The preparation method of the demulsifier used to eliminate the aging oil mixture in the middle layer of the settling tank: add 100 parts by mass of deionized water to the reaction kettle, heat up to 35°C, and then add fatty alcohol poly 40 parts by mass of oxyethylene ether, 70 parts by mass of methanol, 770 parts by mass of functional main agent F, 20 parts by mass of erucamide propyl hydroxysultaine, react at a constant temperature for 35 minutes and then cool to room temperature.
[0062] The demulsifier used to eliminate the aging oil mixture in the middle layer of the settling tank is used:
[0063] P...
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