Graphene multifunctional viscose fiber and preparation method thereof
A technology of viscose fiber and graphene, which is applied in the field of graphene multifunctional viscose fiber and its preparation, can solve problems affecting the strength of viscose fiber, unstable function performance, poor dispersion, etc., to ensure strength and improve Compatibility and dispersion stability, the effect of simple preparation method
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[0038] Example 1
[0039] A kind of graphene anion viscose fiber of the present embodiment is prepared by the following method:
[0040](1) 20 parts by weight of graphene and 80 parts by weight of nano-tourmaline negative ion powder are added to the high-energy ball mill, and ethanol is added to disperse, then 10 parts by weight of corrosive sodium hydroxide are added to carry out high-energy ball milling for 1h, and after the ball milling is completed, add in hydrochloric acid and to neutrality, washed with deionized water, and dried to obtain pretreated graphene and negative ion nanoparticles.
[0041] (2) 6 parts by weight of pretreated graphene and negative ion nanoparticles are mixed with viscose fiber spinning stock solution (denoted as 94 parts by weight in terms of dry fiber weight), and a thin stream is formed through the spinneret hole and enters the acid-containing coagulation bath Wet spinning is carried out to obtain primary fibers, and the obtained primary fiber...
Example Embodiment
[0042] Example 2
[0043] A kind of graphene far-infrared viscose fiber of the present embodiment is prepared by the following method:
[0044] (1) 10 parts by weight of graphene and 90 parts by weight of nanometer far-infrared ceramic powder are added to the high-energy ball mill, ethanol is added to disperse, then 15 parts by weight of corrosive sodium hydroxide is added to carry out high-energy ball milling for 1h, and after the ball milling is completed, added in hydrochloric acid and to neutrality, washed with deionized water, and dried to obtain pretreated graphene and far-infrared nanoparticles.
[0045] (2) 0.5 parts by weight of pretreated graphene and far-infrared nanoparticles are mixed with viscose fiber spinning stock solution (recorded as 99.5 parts by weight in terms of fiber dry weight), and a thin stream is formed through the spinneret hole and enters the acid-containing coagulation bath Wet spinning is carried out in the process to obtain primary fibers, and...
Example Embodiment
[0046] Example 3
[0047] A kind of graphene antibacterial viscose fiber of the present embodiment is prepared by the following method:
[0048] (1) 30 parts by weight of graphene and 70 parts by weight of antibacterial nano-zinc oxide and nano-titanium dioxide powder are added to the high-energy ball mill, ethanol is added to disperse, then 10 parts by weight of corrosive sodium hydroxide are added to carry out high-energy ball milling for 2h, and after the ball milling is completed Add hydrochloric acid to neutralize to neutrality, wash with deionized water, and dry to obtain pretreated graphene and antibacterial nanoparticles.
[0049] (2) 4 parts by weight of pretreated graphene and antibacterial nanoparticles are mixed with viscose fiber spinning stock solution (recorded as 96 parts by weight in terms of fiber dry weight), and a thin stream is formed through the spinneret hole and enters the acid-containing coagulation bath Wet spinning is performed to obtain spun fibers...
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