| abstract |
The present invention provides a kind of high PASS PP composite material and preparation method thereof, by being modified to filler surface polarity, and the introducing of polypropylene modifier, not only increase the polarity of polypropylene and filler, the compatibility of polypropylene and filler is further improved simultaneously, greatly improve the surface polarity of composite so that composite has excellent PASS, and product is sprayed suitable for automobile exterior.In addition, high PASS PP composite material provided by the present invention can save pre-processing process for spraying, it can directly be sprayed, save the energy, reduce production cost. |