Biodiesel pour point depressant composition as well as preparation and application thereof
A technology of biodiesel and pour point depressant, which is used in the petroleum industry, fuel additives, liquid carbon-containing fuels, etc., can solve the problems of insignificant pour point depressant effect, poor biodiesel susceptibility, and low production cost, and achieve enhanced pour point depressant effect. , easy to operate, obvious effect
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Embodiment 1
[0041] The pour point depressant composition of a kind of biodiesel is formed by mixing polytetradecyl methacrylate-acrylamide, Tween 60, dibutyl phthalate and polypropylene glycol (400), calculated by mass percentage, its The composition and content of raw materials are as follows:
[0042]
[0043] The application of the above-mentioned point-point depressant composition of biodiesel in biodiesel point-point depressant, the point-point depressant composition of biodiesel: the ratio of biodiesel, calculated by mass ratio, is preferably 1:200, and the point-point depressant of biodiesel The additive composition is added into biodiesel at a temperature of 40° C., mixed and stirred evenly, and ultrasonically dispersed for 25 minutes to obtain biodiesel containing the biodiesel pour point depressant composition.
[0044] The condensation point and the cold filter point of the biodiesel obtained in Example 1 containing the biodiesel pour point depressant composition were lowere...
Embodiment 2
[0046] The pour point depressant composition of a kind of biodiesel is formed by mixing polytetradecyl methacrylate-acrylamide, Tween 60, dibutyl phthalate and polypropylene glycol (400), calculated by mass percentage, its The composition and content of raw materials are as follows:
[0047]
[0048] The application of the above-mentioned point-point depressant composition of biodiesel in biodiesel point-point depressant, the point-point depressant composition of biodiesel: the ratio of biodiesel, calculated by mass ratio, is preferably 1:200, and the point-point depressant of biodiesel The additive composition is added into biodiesel at a temperature of 40° C., mixed and stirred evenly, and ultrasonically dispersed for 25 minutes to obtain biodiesel containing the biodiesel pour point depressant composition.
[0049] The condensation point and the cold filter point of the commercially available biodiesel containing the biodiesel pour point depressant composition obtained i...
Embodiment 3
[0051] The pour point depressant composition of a kind of biodiesel is formed by mixing polytetradecyl methacrylate-acrylamide, Tween 60, dibutyl phthalate and polypropylene glycol (400), calculated by mass percentage, its The composition and content of raw materials are as follows:
[0052]
[0053] The application of the above-mentioned point-point depressant composition of biodiesel in biodiesel point-point depressant, the point-point depressant composition of biodiesel: the ratio of biodiesel, calculated by mass ratio, is preferably 1:200, and the point-point depressant of biodiesel The additive composition is added into biodiesel at a temperature of 40° C., mixed and stirred evenly, and ultrasonically dispersed for 25 minutes to obtain biodiesel containing the biodiesel pour point depressant composition.
[0054] The condensation point and the cold filter point of the commercially available biodiesel containing the biodiesel pour point depressant composition obtained i...
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