Antibacterial composite short fiber and preparation method thereof

[0030] A preparation method of antibacterial composite staple fiber, comprising the following steps:

[0031] a, the nano-silver of 1 part by weight and the polyethylene particle of 8 parts are mixed uniformly, melted in electric heating pot, then obtain antibacterial polyethylene particle by granulator;

[0032] b. Weigh the following components by weight: 40 parts of polypropylene, 5 parts of ethylene-propylene copolymer, 4 parts of propylene block copolymer, 8 parts of starch-acrylic superabsorbent resin, 2 parts of titanium dioxide, and 4 parts of zinc oxide. ~8 parts, put starch-acrylic superabsorbent resin, titanium dioxide, and zinc oxide into a high-speed pulverizer, then mix them with polypropylene and ethylene-propylene copolymer, and send them into a screw extruder to melt into a polypropylene mixture;

[0033] c. Weigh the following components by weight: 20 parts of linear low density polyethylene, 20 parts of high density polyethylene, 20 parts of antibacterial polye

[0038] A preparation method of antibacterial composite staple fiber, comprising the following steps:

[0039] a, the nano-silver of 1 part by weight is mixed with 9 parts of polyethylene particles, melted in an electric heating pot, and then the antibacterial polyethylene particles are obtained by a granulator;

[0040] b. Weigh the following components by weight: 42 parts of polypropylene, 6 parts of ethylene-propylene copolymer, 4 parts of propylene block copolymer, 8 parts of starch-acrylic superabsorbent resin, 2 parts of titanium dioxide, 5 parts of zinc oxide Put starch-acrylic superabsorbent resin, titanium dioxide, and zinc oxide into a high-speed pulverizer, mix them with polypropylene and ethylene-propylene copolymer, and send them to a screw extruder to melt into a polypropylene mixture;

[0041] c. Weigh the following components by weight: 24 parts of linear low density polyethylene, 24 parts of high density polyethylene, 22 parts of antibacterial polyethylene particl

[0046] A preparation method of antibacterial composite staple fiber, comprising the following steps:

[0047] a, the nano-silver of 1 part by weight is mixed with 10 parts of polyethylene particles, melted in an electric heating pot, and then the antibacterial polyethylene particles are obtained by a granulator;

[0048]b. Weigh the following components by weight: 46 parts of polypropylene, 7 parts of ethylene-propylene copolymer, 5 parts of propylene block copolymer, 9 parts of starch-acrylic superabsorbent resin, 3 parts of titanium dioxide, and 7 parts of zinc oxide Put starch-acrylic superabsorbent resin, titanium dioxide, and zinc oxide into a high-speed pulverizer, mix them with polypropylene and ethylene-propylene copolymer, and send them to a screw extruder to melt into a polypropylene mixture;

[0049] c. Weigh the following components by weight: 28 parts of linear low density polyethylene, 28 parts of high density polyethylene, 25 parts of antibacterial polyethylene par