High-thermal-conductivity radiation refrigeration fiber, preparation method thereof and fabric

A technology of radiative cooling and high thermal conductivity, applied in the direction of braided fabrics, fiber treatment, fiber chemical characteristics, etc., can solve the problems of blocking the heat dissipation of the skin, limiting the cooling effect of fabrics, and difficulty in large-scale production, so as to enhance the effect of radiative cooling, Improve heat conduction and heat dissipation capabilities, improve the effect of reflectivity
CN112458563AInactive Publication Date: 2021-03-09HUAZHONG UNIV OF SCI & TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
HUAZHONG UNIV OF SCI & TECH
Publication Date
2021-03-09
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention belongs to the field of radiation refrigeration materials, and particularly discloses high-thermal-conductivity radiation refrigeration fiber, a preparation method thereof and fabric. The radiation refrigeration fiber comprises a polymer substrate and thermal-conductive micro-nano particles, wherein the thermal-conductive micro-nano particles are uniformly distributed in the polymersubstrate, and the particle size of the thermal-conductive micro-nano particles is 0.1 [mu]m-5 [mu]m; and the high-thermal-conductivity radiation refrigeration fiber is suitable for preparing radiation refrigeration fabric worn by a human body. The micro-nano particles are doped in a polymer, so that the thermal conductivity of composite fiber can be effectively improved, the micro-nano high-thermal-conductivity particles have good reflection characteristics in a solar band, and the radiation refrigeration performance of the fiber is also enhanced; and the radiation refrigeration fiber has excellent heat-conducting property, radiation refrigeration property and mechanical property, and is simple and convenient in preparation method and easy for industrial production.
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Description

technical field

[0001] The invention belongs to the field of radiation refrigeration materials, and more specifically relates to a radiation refrigeration fiber with high thermal conductivity, a preparation method and a fabric thereof. Background technique

[0002] With the rapid development of the world economy and the continuous improvement of people's pursuit of human thermal comfort, air conditioners have become one of the indispensable electrical appliances in family homes and commercial buildings. With the popularization of air conditioners and the improvement of power levels, their energy consumption ratio is also soaring. Faced with the high energy consumption of space cooling, people began to seek a more economical and environmentally friendly cooling method to achieve zero energy. consumption of personal thermal management.

[0003] Radiation cooling is a passive cooling method, which combines the radiation cooling function with human wearable fabrics, which can e...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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