Biodegradable metal drawing lubricating oil and method for producing same
A metal wire drawing and production method technology, applied in the direction of lubricating composition, petroleum industry, base material, etc., can solve the problems of non-renewable mineral oil, unable to discharge directly, etc., achieve excellent emulsification effect, reduce surface quality defects, and emulsification stability Good results
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example 1
[0039] Example 1. ① Take 10g rosin, 2.2g oleic acid, 50g vegetable oil and 10g lard, stir and heat to 120°C, slowly add 30% sodium hydroxide dropwise to dissolve 7g, fully react and set aside; ②Take 12g triethanolamine and 21g Dehydrated ethanol, heated to 60°C, slowly added 20g of oleic acid, stirred for 20 minutes, added 32g of rapeseed oil and 16g of lard, stirred for 20 minutes for later use; ③mixed the liquid system obtained in steps ① and ②, stirred at 60°C After 20 minutes, cool to room temperature; ④Add 1.2g methyl silicone oil, 0.03g 2,6-di-tert-butyl-p-cresol, 7g absolute ethanol to the oil sample obtained in step ③, and stir until there is no precipitation to obtain the product .
example 2
[0040] Example 2. ① Take 6.8g rosin, 2g oleic acid, 20g vegetable oil and 11g lard, stir and heat to 110°C, slowly add 30% sodium hydroxide dropwise to dissolve 4g, fully react and set aside; ②Take 6g triethanolamine and 7g PEG400 , heated to 70°C, slowly added 10g of oleic acid, stirred for 20min, added 16g of rapeseed oil and 4g of lard, stirred for 20min and set aside; ③mixed the liquid system obtained in steps ① and ②, and stirred at 60°C for 20min, Cool to room temperature; ④Add 0.6g of methyl silicone oil, 0.01g of 2,6-di-tert-butyl-p-cresol, 4g of absolute ethanol to the oil sample obtained in step ③, and stir until there is no precipitation to obtain the product.
[0041] Each oil product in the embodiment is formulated into a 5% emulsion according to GB3142-82, and its oil film strength is measured on an MQ-800 type four-ball testing machine, and the results are shown in Table 1. It can be seen from Table 1 that the emulsion has certain extreme pressure and antiwear p...
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