NEW DIRECTIONS FOR USING LIQUID SECONDARY HEXANES
Keywords:
hexane solution, solvents, asphalt-resin-paraffin deposits, asphaltenes, butylbenzeneAbstract
The composition of asphalt-tar-paraffin sediments in local oil fields and their solubility in hexane-based composite solvents that preserve compounds consisting of concentrates of nonionic surfactants and aromatic hydrocarbons have been studied. According to the research results, it has been determined that neonol AF-9-10 and liquid pyrolysis products have high efficiency. The use of such additives makes it possible to increase the efficiency of decomposition and dissolution of asphalt-tar-paraffin sediments by 1.3-1.6 times compared to the main solvent. It was found that the effectiveness of detergent compositions decreases when the concentration of individual additives increases from 0.5 to 3%.
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Published
2023-05-29
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