Preparation method of multifunctional graphene regenerated cellulose fibers

A technology of regenerated cellulose and multi-layer graphene, which is applied in the multifunctional field, can solve the problems of complex preparation process, rough fiber structure, and low elongation at break, achieve soft hand feeling and dyeing performance, increase antibacterial performance, and prepare The effect of high efficiency and high yield

Inactive Publication Date: 2017-11-17
青岛中天嘉业国际贸易有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0005] The purpose of the present invention is to overcome the shortcomings of the prior art: the preparation process is complicated, the fiber structure is rough, the elongation at break is low, the wearing performance is poor and the output is low, and it is sought to design a multilayer graphene photocatalyst blended regenerated cellulose fiber The preparation method, the prepared fiber can reflect the excellent wearability of regenerated cellulose fiber and the ultra-high strength of graphene, has excellent antibacterial performance, instant deodorization, antistatic, anti-ultraviolet, negative ion function and can shield electromagnetic waves

Method used

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  • Preparation method of multifunctional graphene regenerated cellulose fibers
  • Preparation method of multifunctional graphene regenerated cellulose fibers
  • Preparation method of multifunctional graphene regenerated cellulose fibers

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Embodiment 1

[0019] The technical process of the multifunctional graphene regenerated cellulose fiber preparation method that the present embodiment involves comprises three steps of mixing, spinning and reduction:

[0020] (1) mixing: at first the multilayer graphene dispersion solution that mass percent concentration is 3g / L and volume are 1L and the photocatalyst that mass percent concentration is 1g / L utilizes ultrasonic wave to carry out vibration dispersion to obtain multilayer graphene photocatalyst solution, then The multi-layer graphene photocatalyst solution is slowly and uniformly added into the regenerated cellulose solution of 3 kg through yellowing and dissolving, and stirred and mixed to obtain a mixed solution. The content of methylcellulose in the regenerated cellulose solution is 9.0%, and the content of alkali It is 6.2%, the mixing of multi-layer graphene photocatalyst solution and regenerated cellulose solution is realized by injection when dissolving and mixing are car...

Embodiment 2

[0028] The technical process of the multifunctional graphene regenerated cellulose fiber preparation method that the present embodiment involves comprises three steps of mixing, spinning and reduction:

[0029] (1) mixing: at first the multilayer graphene dispersion solution that mass percent concentration is 9g / L and volume are 0.9L and mass percent concentration is that the photocatalyst utilizing ultrasonic wave to carry out vibration dispersion to obtain multilayer graphene photocatalyst solution, then Slowly and uniformly adding the multilayer graphene photocatalyst solution into the regenerated cellulose solution of 4.5 kg through yellowing and dissolving, stirring and mixing to obtain a mixed solution, the content of methylcellulose in the regenerated cellulose solution is 9.4%, alkali The content of the multi-layer graphene photocatalyst solution and the regenerated cellulose solution is mixed by injection when dissolving and mixing is carried out or before spinning, an...

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Abstract

The invention belongs to the technical field of preparation of multifunctional materials and relates to a preparation method of multifunctional graphene regenerated cellulose fibers. The technological process comprises three steps of mixing, spinning and reducing, specifically, a multi-layer graphene dispersing solution and a regenerated cellulose fiber solution are mixed, a mixed solution is subjected to molding with a viscous wet spinning technology and subjected to reduction, and the multifunctional graphene regenerated cellulose fibers are obtained; the multifunctional graphene regenerated cellulose fibers utilize regenerated cellulose fibers as carriers, have good moisture absorption, breathability, soft hand feeling and dyeing property and further have the characteristics such as superhigh strength, antistatic property, far infrared performance, antibacterial property, instant deodorization performance and anionic property of graphene, electrical conductivity and thermal property of the fibers are improved when compared with those of conventional regenerated cellulose fibers, and the antibacterial property, the far infrared performance and the anionic function of the fibers are increased; the production technology of the fibers is simple, easy to operate, low in batch production cost, high in preparation efficiency and yield, environment-friendly and energy-saving and can be applied to the fields of textiles, clothing, woven goods and the like.

Description

Technical field: [0001] The invention belongs to the technical field of multifunctional material preparation, specifically relates to a preparation method of multifunctional graphene regenerated cellulose fiber, and provides a self-cleaning multifunctional graphene photocatalyst fiber, which has antibacterial, instant deodorizing, antistatic, anti-ultraviolet, Permanent fibers with negative ions, far infrared and electromagnetic wave shielding functions are mainly used in household products such as high-end underwear, shoes, socks, high-end sofas, pillowcases or mattresses. Background technique: [0002] The regenerated cellulose fiber with a skin-core structure is made of natural cellulose (cotton, hemp, bamboo, tree, shrub, etc.), and does not change the chemical structure of the raw material, only the physical structure of the raw material is changed to produce a performance Better regenerated cellulose fibers; regenerated cellulose fibers have similar wearing properties ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D01F2/08D01F1/10D01F1/09C08B9/00
CPCD01F2/08C08B9/00D01F1/09D01F1/103
Inventor 宋金栋刘红梅
Owner 青岛中天嘉业国际贸易有限公司
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