| abstract |
The present invention relates to a kind of preparation methods of environment-friendly type dewatering rust preventive oil.Dewatering rust preventive oil of the invention does not use the corrosion inhibiter of baric, it is acted synergistically with poly-aspartate and sodium tungstate, have both the effect of scale removal and inhibition, calcium mahogany sulfonate, aluminum stearate, triethanolamine oleate, dibutyl phthalate and sad dicyclohexyl amine form composite antirust agent, keep antirust oil produced by the invention not easy to change, using di-tert-butyl p-cresol as antioxidant, keep it not oxidizable, the appearance of workpiece is not influenced, excellent combination property, with high salt fog resistance, humidity resistance, resistance to ag(e)ing etc., clanability energy, dewatering is good, improve the protective effect kept to metal.The present invention be dehydrated antirust agent preparation method it is simple, it is environmentally protective, be suitable for scale use. |