Graphene-reinforced antistatic antibacterial composite fiber and preparation method thereof
A composite fiber and graphene technology, applied in the fiber field, can solve the problems of poor electrical conductivity, high mechanical strength, antistatic and antibacterial properties, and high cost, and achieve the effects of simple process, saving manpower and equipment costs, and easy operation
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Embodiment 1
[0036] A graphene-enhanced antistatic antibacterial composite fiber, comprising an inner layer and an outer layer; the outer layer is coated on the outer periphery of the inner layer, and the cross-sectional profile of the outer layer is circular; the inner layer and the outer layer The ratio of cross-sectional area is 1:0.4~0.7; the inner layer is made of raw materials including the following parts by weight: hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide (PA6I / 6T) 80-90 parts, 10-25 parts of polysebacyldecanediamide (PA1010);
[0037] The outer layer is made of raw materials including the following parts by weight: 85-95 parts of polydecanediamide sebacamide (PA1010), hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide (PA6I / 6T) 15-20 parts, 6-9 parts of edge graphene oxide, and 3-5 parts of dispersant; the edge graphene oxide is edge-oxidized nano-graphene microsheets.
[0038] Preferably, the inner layer is made of the following r...
Embodiment 2
[0052] A graphene-enhanced antistatic antibacterial composite fiber, comprising an inner layer and an outer layer; the outer layer is coated on the outer periphery of the inner layer, and the cross-sectional profile of the outer layer is circular; the inner layer and the outer layer The ratio of the cross-sectional area is 1:0.4; the inner layer is made of raw materials including the following parts by weight: 80 parts of hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide (PA6I / 6T) 10 parts of polydecanediamide (PA1010);
[0053] The outer layer is made of raw materials comprising the following parts by weight: 85 parts of polydecanediamide (PA1010), 85 parts of hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide (PA6I / 6T ) 15 parts, 6 parts of edge graphene oxide, and 3 parts of dispersant; the edge graphene oxide is edge-oxidized nano-graphene microsheets.
[0054] Preferably, the relative content of hydroxyl groups in the edge graphen...
Embodiment 3
[0067] A graphene-enhanced antistatic antibacterial composite fiber, comprising an inner layer and an outer layer; the outer layer is coated on the outer periphery of the inner layer, and the cross-sectional profile of the outer layer is circular; the inner layer and the outer layer The ratio of the cross-sectional area is 1:0.7; the inner layer is made of raw materials including the following parts by weight: 90 parts of hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide (PA6I / 6T) , 25 parts of polysebacyldecanediamide (PA1010);
[0068] The outer layer is made of raw materials comprising the following parts by weight: 95 parts of polydecanediamide sebacamide (PA1010), 95 parts of hexamethylene isophthalamide-hexamethylene terephthalamide copolyamide (PA6I / 6T ) 20 parts, 6-9 parts of edge graphene oxide, and 5 parts of dispersant; the edge graphene oxide is edge-oxidized nano-graphene microflakes.
[0069] In this embodiment, the relative content of hydro...
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