Functional cellulose fiber containing graphene and preparation method thereof
A technology of cellulose fiber and alkene function, applied in graphene functionalized cellulose fiber and its preparation, in the field of preparing graphene functionalized cellulose fiber, which can solve the problem of low heating rate, far-infrared and low temperature of graphene functionalized cellulose fiber. Problems such as poor anti-ultraviolet performance and poor thermal stability, to achieve the effect of good far-infrared and anti-ultraviolet performance, good functionality, and improved performance
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[0054] Example 1:
[0055] 1) Preparation of graphene / cellulose spinning solution
[0056] (1) Preparation of graphene dispersion
[0057] Disperse graphene in deionized water by heating, stirring and dispersing method and adding hydroxyethyl cellulose to prepare graphene dispersion, wherein the graphene dispersion in the graphene dispersion: hydroxyethyl cellulose: quality of deionized water The ratio is 2.0:0.5:100.
[0058] The graphene dispersion is further ground and dispersed by a sand mill to reduce the particle size of the graphene and improve the dispersion effect of the graphene.
[0059] (2) Preparation of graphene / cellulose primary spinning solution
[0060] Add the prepared graphene dispersion to the prepared cellulose spinning solution at a mass ratio of 1:1, and stir for 0.5h through high-speed shear stirring to obtain a preliminary graphene / cellulose mixed solution , And then use continuous deaeration or static spinning for deaeration and standby;
[0061] (3) Preparatio...
Example Embodiment
[0073] Example 2:
[0074] 1) Preparation of graphene / cellulose spinning solution
[0075] (1) Preparation of graphene dispersion
[0076] Disperse graphene in deionized water by heating ultrasonic dispersion method and adding silane coupling agent to prepare graphene dispersion, wherein the graphene dispersion contains graphene: hydroxyethyl cellulose: quality of deionized water The ratio is 4.0:0.8:100.
[0077] The graphene dispersion is further ground and dispersed by a sand mill or a ball mill, etc., to reduce the particle size of the graphene and improve the dispersion effect of the graphene.
[0078] (2) Preparation of graphene / cellulose primary spinning solution
[0079] Add the prepared graphene dispersion to the prepared cellulose spinning solution at a mass ratio of 1:1.2, and stir for 0.8h by means of high-speed shear stirring to obtain a preliminary graphene / cellulose mixed solution , And then use continuous deaeration or static spinning for deaeration and standby;
[0080...
Example Embodiment
[0087] Example 3:
[0088] 1) Preparation of graphene / cellulose spinning solution
[0089] (1) Preparation of graphene dispersion
[0090] Disperse graphene in deionized water by heating high-speed shearing auxiliary method and adding carboxymethyl cellulose to prepare a graphene dispersion, wherein the graphene dispersion contains graphene: hydroxyethyl cellulose: deionized The ratio of water mass is 6.0:1.2:100.
[0091] The graphene dispersion is further ground and dispersed by a sand mill to reduce the particle size of the graphene and improve the dispersion effect of the graphene.
[0092] (2) Preparation of graphene / cellulose primary spinning solution
[0093] Add the prepared graphene dispersion to the prepared cellulose spinning solution at a mass ratio of 1:1.5, and stir for 1.0h by means of high-speed shear stirring to obtain a preliminary graphene / cellulose mixed solution , And then use continuous deaeration or static spinning for deaeration and standby;
[0094] (3) Prepara...
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