Marine cylinder oil compound additive and its production method and marine cylinder oil prepared from marine cylinder oil compound additive
A compound additive and cylinder oil technology, applied in the direction of additives, petroleum industry, lubricating composition, etc., to achieve good moisture resistance and excellent moisture resistance effect
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[0014] Example 1: The weight percentage ratio of the composite additives is: 69.5 parts of 300TBN calcium naphthenate, 13.9 parts of calcium sulfide alkylphenate, 10.4 parts of succinimide, 4.5 parts of zinc dialkyl dithiophosphate, carbamate 0.7 part of zinc, 1.0 part of benzotriazole, and base value of calcium naphthenate are 320 mgKOH / g.
[0015] The production method of the composite additive: add the above ratio of 300TBN calcium naphthenate, calcium sulfide alkylphenate, succinimide, zinc dialkyldithiophosphate, zinc carbamate, and benzotriazole to the stainless steel adjustment In the combined kettle, stir and raise the temperature to 90°C, and continue stirring for 8 hours until the composite additive is clear and transparent.
[0016] The main quality indicators of the marine cylinder oil composite additive prepared in this embodiment are as follows: Table 1
[0017] Table 1
[0018] project Quality Index experiment method Exterior Transparent, no precipitation Visual i...
Example Embodiment
[0019] Example 2: The weight percentage distribution ratio of the composite additives is: 300TBN 73.2 parts of calcium naphthenate, 11.7 parts of calcium sulfide alkylphenate, 14.8 parts of succinimide, 8.1 parts of zinc dialkyl dithiophosphate, alkyl 3.6 parts of diphenylamine, and the base value of calcium naphthenate is 280 mgKOH / g.
[0020] The production method of the compound additive: add 300TBN calcium naphthenate, calcium sulfide alkylphenate, succinimide, zinc dialkyldithiophosphate, and alkylated diphenylamine in the above ratio into the stainless steel blending kettle in turn, and stir Raise the temperature to 80°C and continue to stir for 6 hours until the compound additive is clear and transparent.
Example Embodiment
[0021] Example 3: The weight percentage ratio of the composite additives is: 63.2 parts of 300TBN calcium naphthenate, 20.9 parts of calcium sulfide alkylphenate, 12.5 parts of succinimide, 7.5 parts of zinc dialkyl dithiophosphate, alkyl 4.3 parts of diphenylamine, and the base value of calcium naphthenate is 290 mgKOH / g.
[0022] The production method of the compound additive: add 300TBN calcium naphthenate, calcium sulfide alkylphenate, succinimide, zinc dialkyldithiophosphate, and alkylated diphenylamine in the above ratio into the stainless steel blending kettle in turn, and stir The temperature is raised to 85°C, and stirring is continued for 7 hours, until the composite additive is clear and transparent.
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