The present invention is the reproducing method of auto waste oil appointed first coating material to recycle automotive production coating in the production of each vehicle of a different color from the process line can be is necessarily generated waste during painting process operation automobile waste oil appointed the coating material is not only the the present invention relates to a coating material reproduced by reproducing,; In general, waste oil appointed the coating is only a degree to which and to recover the solvent, which is very difficult to recycle the waste oil containing only the appointed coating reused.; The present invention is to allow to recover the purified solvent and the main component of the acrylic resin in the coating material to be discarded as waste oil appointed first paint the car on the production line of the car to recycle it to the coating.; This method is preferred to waste oil collected, the coating material appointed and recovering the solvent, then impurities, separating the pigment is removed by recovery of the acrylic resin solution is the main component, and adding a pigment and various additives required for the acrylic resin solution the manufacture of a coating material by mixing various play dispersion has its features.
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