石蜡纳米乳液的制备及温度因素的影响

Speciality Petrochemicals(2021)

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Abstract
为研究石蜡纳米乳液制备中的温度影响,先以58#石蜡为原料,采用非离子型复合乳化剂司潘-40、吐温-40制备了石蜡纳米乳液,并利用单因素法确定了配方组成和乳化条件:水/58#石蜡/司潘-40/吐温-40(质量比)=70/21/3.6/5.4,乳化时间为10 min,搅拌速率为1400 r/min.考察了乳化温度、降温速率、乳化终止温度和油水两相温差对石蜡纳米乳液制备的影响,结果表明:适宜的乳化温度、降温速率和乳化终止温度分别取适中值90℃,4.3℃/min和45℃,油水两相温差为最小值0℃.
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