阅读说明：本技术 一种表面涂覆纳米吸波剂的防电磁辐射面料及其制备方法 (Anti-electromagnetic radiation fabric with surface coated with nano wave absorber and preparation method thereof ) 是由 倪思婷 吴锡波 吴浩宾 于 2021-11-02 设计创作，主要内容包括：本发明公开了一种表面涂覆纳米吸波剂的防电磁辐射面料及其制备方法,属于防电磁辐射面料技术领域,包括如下材料：布料基材、纳米吸波剂、竹炭纤维、浸渍液、分散剂、纳米银抗菌母粒与纳米石墨烯；本发明在材料内设置有纳米石墨烯,可有效提升该面料的整体防腐性,使该面料可应用与许多极端环境下,不易腐蚀,有效保证面料的使用寿命,同时,材料内还设置有竹炭纤维,竹炭纤维具有良好防腐性的同时还具有稳定的抗菌性,从而可使面料具有良好的抗菌性,提升了面料的使用卫生性,在生产工艺中,对于各个材料采用自然浸渍的方法与面料进行融合,且在此过程中,利用控制温度对于融合进行干预,可有效提升各材料与面料的融合效果。(The invention discloses an anti-electromagnetic radiation fabric with a nano wave absorber coated on the surface and a preparation method thereof, belonging to the technical field of anti-electromagnetic radiation fabrics, and comprising the following materials: the fabric comprises a fabric substrate, a nano wave absorbing agent, bamboo charcoal fibers, a steeping fluid, a dispersing agent, nano silver antibacterial master batches and nano graphene; according to the invention, the nano graphene is arranged in the material, so that the integral corrosion resistance of the fabric can be effectively improved, the fabric can be applied to a plurality of extreme environments and is not easy to corrode, the service life of the fabric is effectively ensured, meanwhile, the bamboo carbon fiber is also arranged in the material, and has good corrosion resistance and stable antibacterial property, so that the fabric has good antibacterial property, the use sanitation of the fabric is improved, in the production process, the materials are fused with the fabric by adopting a natural dipping method, and in the process, the fusion effect of the materials and the fabric can be effectively improved by intervening fusion by controlling the temperature.)

1. An anti-electromagnetic radiation fabric with a nano wave absorber coated on the surface is characterized in that: comprises the following materials: the fabric comprises a fabric base material, a nano wave absorbing agent, bamboo charcoal fibers, impregnation liquid, a dispersing agent, nano silver antibacterial master batches and nano graphene.

2. The electromagnetic radiation preventing fabric with the nano wave absorbing agent coated on the surface as claimed in claim 1, wherein: the fabric comprises a fabric base material, a nano wave absorbing agent, bamboo charcoal fibers, a steeping liquor, a dispersing agent, nano silver antibacterial master batches and nano graphene, wherein the weight parts of the fabric base material, the nano wave absorbing agent, the bamboo charcoal fibers, the steeping liquor, the dispersing agent, the nano silver antibacterial master batches and the nano graphene are respectively 20-30 parts, 10-15 parts, 5-8 parts, 35-50 parts, 7-10 parts, 12-16 parts and 4-9 parts, the fabric base material is a mixture of terylene, cotton fibers and aramid fibers, the mass ratio of the terylene, the cotton fibers and the aramid fibers is 1:3:2, the nano wave absorbing agent is a mixture of stannic chloride, nano ferroferric oxide, ethanol and acetylacetone, the steeping liquor is a mixture of nano silicon nitride, nano zinc oxide, an ionic liquid and a surface treating agent, and the dispersing agent is alkylphenol polyoxyethylene ether.

3. The method for preparing the electromagnetic radiation preventing fabric with the nano wave absorbing agent coated on the surface according to any one of claims 1 to 2, is characterized in that: the method comprises the following steps:

s1, placing the cloth substrate into an ultrasonic cleaning agent, increasing the cleaning temperature, adding a proper amount of cleaning agent, and cleaning for a period of time;

s2, taking out the washed cloth base material, placing the cloth base material in a drying device, providing a certain temperature, and rapidly drying the cloth base material for a period of time to ensure that the water content in the cloth base material is lower than a certain degree;

s3, placing the bamboo charcoal fiber in a mixing device, increasing the temperature in the device, adding the nano-silver antibacterial master batch into the bamboo charcoal fiber, and keeping the mixing speed for material mixing;

s4, gradually adding a dispersing agent into the mixture after a period of time;

s5, after mixing and cooling the mixture, taking out the mixture and placing the mixture in a container, wherein the mixture is numbered as agent A for later use;

s6, taking out the dried cloth base material, placing the cloth base material into the impregnation liquid, preserving heat, and fully impregnating the cloth base material in the impregnation liquid for a period of time;

s7, taking out the impregnated cloth substrate, and flatly spreading the cloth substrate in a glass container;

s8, pouring the agent A and the nano-graphene on the surface of the cloth substrate respectively, and providing a certain temperature to enable the agent A and the nano-graphene to fully permeate on the surface of the cloth substrate for a period of time;

s9, taking out the cloth base material, placing the cloth base material in a drying device, and drying the cloth base material;

s10, drying, taking out the cloth substrate, uniformly coating the nano wave absorbing agent on the surface of the cloth substrate, and repeatedly brushing the nano wave absorbing agent in a reciprocating manner;

s11, taking out the coated cloth substrate, and putting the cloth substrate into a drying device again for drying;

and S12, drying, taking out the finished product, and packaging and storing.

4. The preparation method of the electromagnetic radiation prevention fabric with the surface coated with the nano wave absorber as claimed in claim 3, wherein in S1, the cloth substrate is put into an ultrasonic cleaning agent, the cleaning temperature is increased to 40-55 ℃, and a proper amount of cleaning agent is added for cleaning for 10-20 min.

5. The method for preparing the electromagnetic radiation preventing fabric with the surface coated with the nano wave absorber as claimed in claim 3, wherein in S2, the washed cloth substrate is taken out and placed in a drying device, the temperature is 60-80 ℃, and the cloth substrate is rapidly dried for 15-25min, so that the water content in the cloth substrate is ensured to be lower than 4-6%.

6. The method for preparing the anti-electromagnetic radiation fabric with the surface coated with the nano wave absorber as claimed in claim 3, wherein in S3, the bamboo charcoal fiber is taken and placed in a mixing device, the temperature in the device is raised to 65-85 ℃, meanwhile, the nano silver antibacterial master batch is added into the bamboo charcoal fiber, and the material mixing is carried out at the mixing speed of 600-800 r/min.

7. The method for preparing the electromagnetic radiation preventing fabric with the surface coated with the nano wave absorber as claimed in claim 3, wherein the dispersing agent is gradually added into the mixture after 15-25min in S4.

8. The method for preparing the electromagnetic radiation preventing fabric with the nano wave absorbing agent coated on the surface as claimed in claim 3, wherein in S6, the dried fabric substrate is taken out and placed in the immersion liquid, the temperature is kept at 25-35 ℃, and the fabric substrate is fully immersed in the immersion liquid for 5-8 hours.

9. The method for preparing the electromagnetic radiation preventing fabric with the surface coated with the nano wave absorber according to claim 3, wherein in S8, the agent A and the nano graphene are respectively poured onto the surface of the cloth substrate, and the temperature is provided to be 30-45 ℃ so that the agent A and the nano graphene fully permeate the surface of the cloth substrate for 1-2 hours.

10. The method for preparing the electromagnetic radiation prevention fabric with the surface coated with the nano wave absorber as claimed in claim 3, wherein in S9, the cloth substrate is taken out and placed in a drying device, the temperature in the device is raised to 50-60 ℃ for drying treatment, in S10, after drying, the cloth substrate is taken out, the nano wave absorber is uniformly coated on the surface of the cloth substrate, and the coating is performed for 3-4 times of reciprocating brushing.

Technical Field

The invention belongs to the technical field of anti-electromagnetic radiation fabrics, and particularly relates to an anti-electromagnetic radiation fabric with a nano wave absorber coated on the surface and a preparation method thereof.

Background

The electromagnetic radiation is generated by the fabric with good electromagnetic radiation resistance in order to reduce the adverse effect brought by the electromagnetic radiation, and the electromagnetic radiation is in harmony with the human health.

In the existing research on the fabric for preventing electromagnetic radiation, for example, the publication number (CN106553393A) is an antistatic and electromagnetic radiation-proof composite fabric, which includes an outer layer, an intermediate layer and an inner layer, the outer layer is an antistatic layer, the intermediate layer is an electromagnetic radiation-proof fiber layer, the inner layer is a skin-friendly layer, the antistatic layer is formed by blending conductive fibers and cuprammonium fibers, the electromagnetic radiation-proof fiber layer is formed by spinning metal wire blended yarns, the metal wire blended yarns are obtained by blending metal wires and plant fibers according to the weight ratio of 1: 30, soaking the blended yarns in collagen solution with the mass-volume ratio of 4% -5%, adding a certain amount of complexing agent, soaking for 15-20 minutes, taking out and drying, the skin-friendly layer is formed by blending natural cotton fibers and bamboo charcoal fibers, but the fabric is not provided with a nano wave-absorbing coating layer on the outer side, the weakening effect of the fabric on electromagnetic waves is not optimal, and meanwhile, the graphene material is not arranged in the material of the fabric, so that the overall corrosion resistance of the fabric cannot be effectively improved, the service life cannot be well guaranteed, and certain improvement is needed.

Disclosure of Invention

The invention aims to: the electromagnetic radiation preventing fabric with the surface coated with the nano wave absorbing agent and the preparation method thereof are provided to solve the problems that the traditional electromagnetic radiation preventing fabric is not provided with the nano wave absorbing coating on the outer side, so that the weakening effect of the fabric on electromagnetic waves is not optimal, and meanwhile, the graphene material is not arranged in the material of the fabric, so that the integral corrosion resistance of the fabric cannot be effectively improved, and the service life cannot be well guaranteed.

In order to achieve the purpose, the invention adopts the following technical scheme: an anti-electromagnetic radiation fabric with a nano wave absorber coated on the surface comprises the following materials: the fabric comprises a fabric base material, a nano wave absorbing agent, bamboo charcoal fibers, impregnation liquid, a dispersing agent, nano silver antibacterial master batches and nano graphene.

As a further description of the above technical solution:

the fabric comprises a fabric base material, a nano wave absorbing agent, bamboo charcoal fibers, a steeping liquor, a dispersing agent, nano silver antibacterial master batches and nano graphene, wherein the weight parts of the fabric base material, the nano wave absorbing agent, the bamboo charcoal fibers, the steeping liquor, the dispersing agent, the nano silver antibacterial master batches and the nano graphene are respectively 20-30 parts, 10-15 parts, 5-8 parts, 35-50 parts, 7-10 parts, 12-16 parts and 4-9 parts, the fabric base material is a mixture of terylene, cotton fibers and aramid fibers, the mass ratio of the terylene, the cotton fibers and the aramid fibers is 1:3:2, the nano wave absorbing agent is a mixture of stannic chloride, nano ferroferric oxide, ethanol and acetylacetone, the steeping liquor is a mixture of nano silicon nitride, nano zinc oxide, an ionic liquid and a surface treating agent, and the dispersing agent is alkylphenol polyoxyethylene ether.

The invention also discloses a preparation method of the anti-electromagnetic radiation fabric with the surface coated with the nano wave absorber, which comprises the following steps:

s1, placing the cloth substrate into an ultrasonic cleaning agent, increasing the cleaning temperature, adding a proper amount of cleaning agent, and cleaning for a period of time;

s2, taking out the washed cloth base material, placing the cloth base material in a drying device, providing a certain temperature, and rapidly drying the cloth base material for a period of time to ensure that the water content in the cloth base material is lower than a certain degree;

s3, placing the bamboo charcoal fiber in a mixing device, increasing the temperature in the device, adding the nano-silver antibacterial master batch into the bamboo charcoal fiber, and keeping the mixing speed for material mixing;

s4, gradually adding a dispersing agent into the mixture after a period of time;

s5, after mixing and cooling the mixture, taking out the mixture and placing the mixture in a container, wherein the mixture is numbered as agent A for later use;

s6, taking out the dried cloth base material, placing the cloth base material into the impregnation liquid, preserving heat, and fully impregnating the cloth base material in the impregnation liquid for a period of time;

s7, taking out the impregnated cloth substrate, and flatly spreading the cloth substrate in a glass container;

s8, pouring the agent A and the nano-graphene on the surface of the cloth substrate respectively, and providing a certain temperature to enable the agent A and the nano-graphene to fully permeate on the surface of the cloth substrate for a period of time;

s9, taking out the cloth base material, placing the cloth base material in a drying device, and drying the cloth base material;

s10, drying, taking out the cloth substrate, uniformly coating the nano wave absorbing agent on the surface of the cloth substrate, and repeatedly brushing the nano wave absorbing agent in a reciprocating manner;

s11, taking out the coated cloth substrate, and putting the cloth substrate into a drying device again for drying;

and S12, drying, taking out the finished product, and packaging and storing.

As a further description of the above technical solution:

and in the step S1, putting the cloth substrate into an ultrasonic cleaning agent, raising the cleaning temperature to 40-55 ℃, adding a proper amount of cleaning agent, and cleaning for 10-20 min.

As a further description of the above technical solution:

and S2, taking out the cleaned cloth base material, placing the cloth base material in a drying device, providing a temperature of 60-80 ℃, and quickly drying the cloth base material for 15-25min to ensure that the water content in the cloth base material is lower than 4-6%.

As a further description of the above technical solution:

and S3, placing the bamboo charcoal fiber in a mixing device, raising the temperature in the device to 65-85 ℃, simultaneously adding the nano-silver antibacterial master batch into the bamboo charcoal fiber, and keeping the mixing speed of 600-800r/min for material mixing.

As a further description of the above technical solution:

in the S4, after 15-25min, gradually adding a dispersing agent into the mixture.

As a further description of the above technical solution:

and in the step S6, taking out the dried cloth base material, putting the cloth base material into the impregnation liquid, keeping the temperature at 25-35 ℃, and fully impregnating the cloth base material in the impregnation liquid for 5-8 hours.

As a further description of the above technical solution:

in the step S8, the agent A and the nano-graphene are respectively poured on the surface of the cloth substrate, and the temperature is 30-45 ℃ so that the agent A and the nano-graphene fully permeate on the surface of the cloth substrate for 1-2 hours.

As a further description of the above technical solution:

and S9, taking out the cloth base material, placing the cloth base material in a drying device, lifting the temperature in the device to 50-60 ℃ to dry the cloth base material, taking out the cloth base material after drying in S10, uniformly coating the nano wave absorbing agent on the surface of the cloth base material, and performing 3-4 times of reciprocating brushing.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

the invention has the advantages that the nano graphene is arranged in the material, the nano graphene can effectively improve the integral corrosion resistance of the fabric due to the good and stable physical properties of the nano graphene, so that the fabric can be applied to a plurality of extreme environments and is not easy to corrode, the service life of the fabric is effectively ensured, meanwhile, the bamboo carbon fiber is also arranged in the material, has good corrosion resistance and stable antibacterial property, so that the fabric has good antibacterial property, the use sanitation of the fabric is improved, in the production process, each material is fused with the fabric by adopting a natural dipping method, in the process, the fusion effect of each material and the fabric can be effectively improved by controlling the temperature to intervene in the fusion, and the independent nano wave absorbing agent coating process is also arranged at the end of the preparation method, so that the surface of the fabric has a nano wave absorbing layer, the external wave absorbing effect of the anti-electromagnetic radiation fabric can be further improved, and the anti-electromagnetic radiation capability of the fabric is improved.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The invention provides a technical scheme that: an anti-electromagnetic radiation fabric with a nano wave absorber coated on the surface comprises the following materials: the fabric comprises a fabric base material, a nano wave absorbing agent, bamboo charcoal fibers, a steeping liquor, a dispersing agent, nano silver antibacterial master batch and nano graphene, wherein the weight parts of the nano silver antibacterial master batch and the nano graphene are respectively 20-30 parts, 10-15 parts, 5-8 parts, 35-50 parts, 7-10 parts, 12-16 parts and 4-9 parts, the fabric base material is a mixture of terylene, cotton fibers and aramid fibers, the mass ratio of the terylene, the cotton fibers and the aramid fibers is 1:3:2, the nano wave absorbing agent is a mixture of stannic chloride, nano ferroferric oxide, ethanol and acetylacetone, the steeping liquor is a mixture of nano silicon nitride, nano zinc oxide, an ionic liquid and a surface treating agent, and the dispersing agent is alkylphenol polyoxyethylene ether.

The invention also discloses a preparation method of the anti-electromagnetic radiation fabric with the surface coated with the nano wave absorber, which comprises the following steps:

s1, placing the cloth substrate into an ultrasonic cleaning agent, raising the cleaning temperature to 40 ℃, adding a proper amount of cleaning agent, and cleaning for 10 min;

s2, taking out the washed cloth base material, placing the cloth base material in a drying device, providing a temperature of 60 ℃, and rapidly drying the cloth base material for 15min to ensure that the water content in the cloth base material is lower than 4-6%;

s3, placing the bamboo charcoal fiber in a mixing device, raising the temperature in the device to 65 ℃, simultaneously adding the nano-silver antibacterial master batch into the bamboo charcoal fiber, and keeping the mixing speed of 600r/min for material mixing;

s4, after 15min, gradually adding a dispersing agent into the mixture;

s5, after mixing and cooling the mixture, taking out the mixture and placing the mixture in a container, wherein the mixture is numbered as agent A for later use;

s6, taking out the dried cloth base material, placing the cloth base material into an impregnation liquid, keeping the temperature at 25 ℃, and fully impregnating the cloth base material in the impregnation liquid for 5 hours;

s7, taking out the impregnated cloth substrate, and flatly spreading the cloth substrate in a glass container;

s8, pouring the agent A and the nano-graphene on the surface of the cloth substrate respectively, and providing the temperature of 30 ℃ to enable the agent A and the nano-graphene to fully permeate on the surface of the cloth substrate for 1 hour;

s9, taking out the cloth base material, placing the cloth base material in a drying device, and raising the temperature in the drying device to 50 ℃ to dry the cloth base material;

s10, drying, taking out the cloth substrate, uniformly coating the nano wave absorbing agent on the surface of the cloth substrate, and performing 3-4 times of reciprocating brushing;

s11, taking out the coated cloth substrate, and putting the cloth substrate into a drying device again for drying;

and S12, drying, taking out the finished product, and packaging and storing.

In this embodiment, through be provided with nanometer graphite alkene in the material, nanometer graphite alkene can effectively promote the whole anticorrosive nature of this surface fabric because its good and stable physical property, makes this surface fabric can use and under many extreme environment, and is difficult for corroding, effectively guarantees the life of surface fabric.

Example 2

The invention provides a technical scheme that: an anti-electromagnetic radiation fabric with a nano wave absorber coated on the surface comprises the following materials: the fabric comprises a fabric base material, a nano wave absorbing agent, bamboo charcoal fibers, a steeping liquor, a dispersing agent, nano silver antibacterial master batch and nano graphene, wherein the weight parts of the nano silver antibacterial master batch and the nano graphene are respectively 20-30 parts, 10-15 parts, 5-8 parts, 35-50 parts, 7-10 parts, 12-16 parts and 4-9 parts, the fabric base material is a mixture of terylene, cotton fibers and aramid fibers, the mass ratio of the terylene, the cotton fibers and the aramid fibers is 1:3:2, the nano wave absorbing agent is a mixture of stannic chloride, nano ferroferric oxide, ethanol and acetylacetone, the steeping liquor is a mixture of nano silicon nitride, nano zinc oxide, an ionic liquid and a surface treating agent, and the dispersing agent is alkylphenol polyoxyethylene ether.

The invention also discloses a preparation method of the anti-electromagnetic radiation fabric with the surface coated with the nano wave absorber, which comprises the following steps:

s1, placing the cloth substrate into an ultrasonic cleaning agent, raising the cleaning temperature to 45 ℃, adding a proper amount of cleaning agent, and cleaning for 15 min;

s2, taking out the washed cloth base material, placing the cloth base material in a drying device, providing a temperature of 70 ℃, and rapidly drying the cloth base material for 20min to ensure that the water content in the cloth base material is lower than 4-6%;

s3, placing the bamboo charcoal fiber in a mixing device, raising the temperature in the device to 75 ℃, simultaneously adding the nano-silver antibacterial master batch into the bamboo charcoal fiber, and keeping the mixing speed of 700r/min for material mixing;

s4, after 22min, gradually adding a dispersing agent into the mixture;

s5, after mixing and cooling the mixture, taking out the mixture and placing the mixture in a container, wherein the mixture is numbered as agent A for later use;

s6, taking out the dried cloth base material, placing the cloth base material into an impregnation liquid, providing a temperature of 32 ℃ for heat preservation, and fully impregnating the cloth base material in the impregnation liquid for 7 hours;

s7, taking out the impregnated cloth substrate, and flatly spreading the cloth substrate in a glass container;

s8, pouring the agent A and the nano-graphene on the surface of the cloth substrate respectively, and providing a temperature of 35 ℃ to enable the agent A and the nano-graphene to fully permeate on the surface of the cloth substrate for 1 hour;

s9, taking out the cloth base material, placing the cloth base material in a drying device, and drying the cloth base material by raising the temperature in the drying device to 55 ℃;

s10, drying, taking out the cloth substrate, uniformly coating the nano wave absorbing agent on the surface of the cloth substrate, and performing 3-4 times of reciprocating brushing;

s11, taking out the coated cloth substrate, and putting the cloth substrate into a drying device again for drying;

and S12, drying, taking out the finished product, and packaging and storing.

In the embodiment, the bamboo charcoal fiber is arranged, has good corrosion resistance and stable antibacterial property, so that the fabric has good antibacterial property, the use sanitation of the fabric is improved, the materials are fused with the fabric by adopting a natural dipping method in the production process, and the fusion effect of the materials and the fabric can be effectively improved by controlling the temperature to intervene in the fusion process.

Example 3

The invention provides a technical scheme that: an anti-electromagnetic radiation fabric with a nano wave absorber coated on the surface comprises the following materials: the fabric comprises a fabric base material, a nano wave absorbing agent, bamboo charcoal fibers, a steeping liquor, a dispersing agent, nano silver antibacterial master batch and nano graphene, wherein the weight parts of the nano silver antibacterial master batch and the nano graphene are respectively 20-30 parts, 10-15 parts, 5-8 parts, 35-50 parts, 7-10 parts, 12-16 parts and 4-9 parts, the fabric base material is a mixture of terylene, cotton fibers and aramid fibers, the mass ratio of the terylene, the cotton fibers and the aramid fibers is 1:3:2, the nano wave absorbing agent is a mixture of stannic chloride, nano ferroferric oxide, ethanol and acetylacetone, the steeping liquor is a mixture of nano silicon nitride, nano zinc oxide, an ionic liquid and a surface treating agent, and the dispersing agent is alkylphenol polyoxyethylene ether.

The invention also discloses a preparation method of the anti-electromagnetic radiation fabric with the surface coated with the nano wave absorber, which comprises the following steps:

s1, placing the cloth substrate into an ultrasonic cleaning agent, increasing the cleaning temperature to 55 ℃, adding a proper amount of cleaning agent, and cleaning for 20 min;

s2, taking out the washed cloth base material, placing the cloth base material in a drying device, providing a temperature of 80 ℃, and rapidly drying the cloth base material for 25min to ensure that the water content in the cloth base material is lower than 4-6%;

s3, placing the bamboo charcoal fiber in a mixing device, raising the temperature in the device to 85 ℃, simultaneously adding the nano-silver antibacterial master batch into the bamboo charcoal fiber, and keeping the mixing speed of 800r/min for material mixing;

s4, after 25min, gradually adding a dispersing agent into the mixture;

s5, after mixing and cooling the mixture, taking out the mixture and placing the mixture in a container, wherein the mixture is numbered as agent A for later use;

s6, taking out the dried cloth base material, placing the cloth base material into an impregnation liquid, keeping the temperature at 35 ℃, and fully impregnating the cloth base material in the impregnation liquid for 8 hours;

s7, taking out the impregnated cloth substrate, and flatly spreading the cloth substrate in a glass container;

s8, pouring the agent A and the nano-graphene on the surface of the cloth substrate respectively, and providing the temperature of 45 ℃ to enable the agent A and the nano-graphene to fully permeate on the surface of the cloth substrate for 2 hours;

s9, taking out the cloth base material, placing the cloth base material in a drying device, and raising the temperature in the drying device to 60 ℃ to dry the cloth base material;

s10, drying, taking out the cloth substrate, uniformly coating the nano wave absorbing agent on the surface of the cloth substrate, and performing 3-4 times of reciprocating brushing;

s11, taking out the coated cloth substrate, and putting the cloth substrate into a drying device again for drying;

and S12, drying, taking out the finished product, and packaging and storing.

In this embodiment, be provided with solitary nanometer wave absorbent coating process, can make the surface fabric surface have one deck nanometer and inhale the ripples layer, can further promote electromagnetic radiation resistant fabric's outside wave absorption effect, promote the electromagnetic radiation resistance ability of surface fabric.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.