| abstract |
The invention discloses a kind of low smell glass fiber reinforced polypropylene composite material and preparation method thereof, comprise component: polypropylene tree 37-83%; Compatilizer 2-10%; Glass fibre 5-40%; Mineral filler 0-20%; Jellyfish grain 0.5-5%; Auxiliary agent 0.1-3%; Its preparation method is that acrylic resin, compatilizer, mineral filler and auxiliary agent are mixed 1-3min in high mixer; Mix, be placed in the main spout of twin screw extruder, add jellyfish grain from side spout, glass fibre also from the side spout feeding of forcing machine, melt extrudes, granulating and drying, to obtain final product.The present invention uses using the high flux foaming PP jellyfish grain that is carrier as air lift agent, effectively can remove the various volatile small molecule and organic compound that produce in the course of processing, prepared glass fiber reinforced polypropylene composite material has low smell, physical strength high. |