The dewax rate is controlled by the diffusion of paraffin wax in poly propylene.
蜡的动力学控制步骤为石蜡在聚丙烯中的扩散过程。
Its manufacture process includes the deasphalting of the vacuum-pressure residual oil, solvent refining, solvent-dewax, refining, shaping and packing.
它通过减压渣油脱沥青、溶剂精制、溶剂脱蜡脱油、精制、成型、包装等工艺过程制备而成。
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