CN117188163A - Flexible luminous safety protection braid and production process thereof - Google Patents
Flexible luminous safety protection braid and production process thereof Download PDFInfo
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- CN117188163A CN117188163A CN202311153836.0A CN202311153836A CN117188163A CN 117188163 A CN117188163 A CN 117188163A CN 202311153836 A CN202311153836 A CN 202311153836A CN 117188163 A CN117188163 A CN 117188163A
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
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- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 claims description 5
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- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The application relates to the technical field of luminous mesh belts, and particularly discloses a flexible luminous safety protection mesh belt. The safety protection mesh belt comprises the following raw materials in parts by weight: 20-35 parts of modified luminescent fiber and 30-50 parts of polyester; the modified luminescent fiber is prepared by modifying luminescent fiber with composite master batch, and the composite master batch is prepared by compounding modified graphene oxide and silica fume; the production process comprises the following steps: braiding, preheating, heat setting, and finishing fine adjustment of the elongation and the product width and thickness; spraying and washing the surface of the woven belt after the heat setting is finished with water; vacuum moisture absorption is adopted after spraying, and redundant water is discharged; preparing coating liquid, padding the braid by a rubber roller in a padding-in-rolling mode, and padding the coating liquid into the braid; and performing waterproof, oil-proof and antibacterial treatment on the braid; and drying the woven belt. The flexible luminous safety protection braid has the advantage of improving the breaking strength of the protection braid through the synergistic effect between the raw materials.
Description
Technical Field
The application relates to the technical field of luminous mesh belts, in particular to a flexible luminous safety protection mesh belt and a production process thereof.
Background
The luminous safety protection braid is mainly formed by weaving luminous fibers and polyester fibers through a high-speed braiding machine. The luminous fiber is used as one of novel luminous materials, can exhibit luminous effects of different colors, and is matched with fiber electrode coating, fiber device winding and fiber packaging technology, so that the luminous fiber has the advantages of no toxicity, no harm, bright and bright color, soft material, braiding, sustainable 360-degree luminescence and the like, and is mainly applied to various fields of automobile safety, fire emergency, aviation navigation, transportation, night operation, daily life, clothing and the like.
At present, the luminous safety protection meshbelt can warn through continuous luminescence, stroboscopic luminescence, buzzing mode in the in-process of using, but, luminous fiber's fracture strength is lower, leads to the protection meshbelt to use the back for a long time, probably can appear splitting, influences the use.
Disclosure of Invention
In order to improve the breaking strength of the protective webbing, the application provides a flexible luminous safety protective webbing and a production process thereof.
In a first aspect, the present application provides a flexible luminous safety protection webbing, which adopts the following technical scheme:
a flexible luminous safety protection braid comprises the following raw materials in parts by weight: 20-35 parts of modified luminescent fiber and 30-50 parts of polyester; the modified luminescent fiber is prepared by modifying luminescent fiber with composite master batch, and the composite master batch is prepared by compounding modified graphene oxide and silica fume.
By adopting the technical scheme, the flexible luminous safety protection braid provided by the application can keep better waterproof property, pollution resistance and antibacterial property through the synergistic effect among the raw materials, and also improves the breaking strength and breaking elongation of the braid, wherein the breaking strength is 4.7-7.5cN/dtex, the breaking elongation is 17-29%, the waterproof property is 5 level, the pollution resistance is 5 level, and the antibacterial rate of escherichia coli is 99.7%.
The polyester fiber is used as a basic component of the protective woven belt, the modified luminescent fiber is prepared by modifying the luminescent fiber with the composite master batch, so that the brittleness of the luminescent fiber can be reduced, and the breaking strength and toughness of the luminescent fiber can be improved. The composite master batch is prepared by compounding modified graphene oxide and micro silicon powder, wherein the graphene oxide has better breaking strength and toughness, and the luminescent fiber is modified, so that the breaking strength and toughness of the luminescent fiber can be greatly improved, and the brightness of the luminescent fiber is not affected; the graphene oxide also has adsorption capacity, the micro silicon powder has higher surface activity, can be loaded on the graphene oxide, has smaller granularity, can be filled in gaps of the graphene oxide, further enhances the breaking strength of the composite master batch, and can further enhance the breaking strength of the luminescent fiber through the synergistic effect between the graphene oxide and the micro silicon powder, thereby enhancing the breaking strength of the braid and the safety of the braid.
As preferable: the composite master batch is prepared by the following method:
a1: placing the micro silicon powder and the silane coupling agent into absolute ethyl alcohol, performing ultrasonic dispersion, heating, raising the temperature, performing reflux reaction, and after the reaction is finished, performing suction filtration, washing and drying to obtain the treated micro silicon powder;
a2: and (3) putting the modified graphene oxide into N, N-dimethylformamide, performing ultrasonic dispersion, adding the treated micro silicon powder, uniformly mixing to obtain a mixed solution, heating the mixed solution for reaction, and performing suction filtration, washing and drying after the reaction is finished to obtain the composite master batch.
Further, the composite master batch is prepared by the following method:
a1: placing the micro silicon powder and the silane coupling agent into absolute ethyl alcohol, performing ultrasonic dispersion for 30-40min, heating to 50-70 ℃, carrying out reflux reaction for 3-5h, after the reaction is finished, carrying out suction filtration, washing with water for 5-7 times, and drying to obtain the treated micro silicon powder;
a2: putting the modified graphene oxide into N, N-dimethylformamide, performing ultrasonic dispersion for 25-45min, adding the treated micro silicon powder, uniformly mixing to obtain a mixed solution, heating the mixed solution to 100-110 ℃ for reacting for 1-3h, performing suction filtration after the reaction is finished, washing with water for 5-7 times, and drying to obtain composite master batches;
wherein, the weight ratio of the modified graphene oxide to the silane coupling agent is 1: (0.2-0.4); the addition amount of the absolute ethyl alcohol in each 1g of modified graphene oxide is 2-4mL, and the addition amount of the N, N-dimethylformamide in each 1g of modified graphene oxide is 6-8mL.
By adopting the technical scheme, the composite master batch is prepared by the preparation method, the specific surface energy of the micro silicon powder is high, self agglomeration is easy to generate, and the silane coupling agent is adopted to treat the micro silicon powder, so that the specific surface energy of the micro silicon powder can be reduced, the dispersibility of the micro silicon powder is improved, and the micro silicon powder is dispersed more uniformly; and then the modified graphene oxide and the treated micro silicon powder are mixed, so that the micro silicon powder is conveniently and better loaded on the graphene oxide, the modified graphene oxide and the treated micro silicon powder are conveniently and better acted, and the breaking strength of the protective braid is further improved.
As preferable: the weight ratio of the modified graphene oxide to the silica fume is 1: (0.5-0.8).
The addition amount of the micro silicon powder is too small, so that the composite master batch cannot better play a role; the excessive addition of the micro silicon powder can generate agglomeration phenomenon due to the large surface energy of the micro silicon powder, so that the micro silicon powder is coated on the surface of the modified graphene oxide, the modified graphene oxide is limited to play a role, and the breaking strength of the protective braid can not be improved better. Through adopting above-mentioned technical scheme, when the addition of modified graphene oxide and silica fume when above-mentioned within range, through the synergism between the two, the fracture strength of protection meshbelt can be better improvement.
As preferable: the heating in the step A2 is water bath heating or oil bath heating.
More preferably, the heating in step A2 is oil bath heating.
By adopting the technical scheme, the oil bath heating can provide uniform and stable heating temperature, the temperature change in the reaction process can be better controlled, the accuracy is ensured, and the oil bath can provide a larger heating range at high temperature, has good heat conduction performance, can rapidly conduct heat, so that a sample can rapidly reach the required temperature, and can effectively isolate oxygen and moisture, therefore, the oil bath heating is better than the water bath heating.
As preferable: the modified graphene oxide is prepared by the following method: and (3) carrying out plasma treatment on graphene oxide, putting the treated graphene oxide into water, uniformly mixing, adding polyvinylpyrrolidone, cetyltrimethylammonium bromide, a silane coupling agent and hydroxymethyl cellulose, carrying out ultrasonic dispersion, centrifuging and drying to obtain the modified graphene oxide.
Further, the modified graphene oxide is prepared by the following method: carrying out plasma treatment on graphene oxide by adopting nitrogen, putting the treated graphene oxide into water, uniformly mixing, adding polyvinylpyrrolidone, cetyltrimethylammonium bromide, a silane coupling agent and hydroxymethyl cellulose, carrying out ultrasonic dispersion for 20-30min, centrifuging and drying to obtain modified graphene oxide;
wherein the water addition amount of each 1g of modified graphene oxide is 2-4mL, and the weight ratio of the modified graphene oxide to polyvinylpyrrolidone to cetyl trimethyl ammonium bromide to the silane coupling agent to the hydroxymethyl cellulose is 1: (0.3-0.5), 1: (0.2-0.4), 1: (0.2-0.3), 1: (0.05-0.08).
According to the technical scheme, the graphene oxide is prepared by adopting the preparation method, firstly, the graphene oxide is treated by utilizing plasma, other impurities on the surface of the graphene oxide can be removed, the influence of the impurities on the braid is reduced, and then, the graphene oxide is modified by utilizing polyvinylpyrrolidone, cetyltrimethylammonium bromide, a silane coupling agent and hydroxymethyl cellulose, so that the graphene oxide can be further stripped, and meanwhile, the functional groups such as partial hydroxyl, carboxyl and the like are grafted on the surface of the graphene oxide, so that the compatibility of the graphene oxide and the luminous fiber is further improved, and the breaking strength of the protective braid is conveniently and well improved.
As preferable: the modified luminescent fiber is pretreated before use by adopting the following method: and (3) soaking the modified luminescent fiber in the reinforcing liquid for a period of time, taking out, and drying to obtain the pretreated modified luminescent fiber.
Further, the modified luminescent fiber is pretreated before use by the following method: soaking the modified luminescent fiber in the reinforcing liquid for 20-24 hours, taking out and drying to obtain the pretreated modified luminescent fiber;
wherein the addition amount of the reinforcing liquid in each 1g of the modified luminescent fiber is 6-8mL.
As preferable: the reinforcing liquid is prepared by the following method: putting dimethylolpropionic acid, ethylenediamine and 2, 4-toluene diisocyanate into N, N-dimethylformamide, and performing ultrasonic dispersion to obtain a reinforcing liquid;
further, the reinforcing liquid is prepared by the following method: putting dimethylolpropionic acid, ethylenediamine and 2, 4-toluene diisocyanate into N, N-dimethylformamide, and performing ultrasonic dispersion for 20-30min to obtain a reinforcing liquid;
wherein the weight ratio of the total weight of the dimethylolpropionic acid, the ethylenediamine and the 2, 4-toluene diisocyanate to the N, N-dimethylformamide is 1: (2-4).
By adopting the technical scheme, the modified luminescent fiber is placed into the reinforcing liquid for soaking treatment before use, so that the breaking strength of the surface of the modified luminescent fiber can be improved, and the breaking strength of the protective woven belt is further improved.
In a second aspect, the application provides a production process of a flexible luminous safety protection braid, which adopts the following technical scheme: a production process of a flexible luminous safety protection braid comprises the following steps:
s1: weaving: melt spinning the composite master batch and weaving the composite master batch and the luminescent fibers to obtain modified luminescent fibers; weaving with terylene to obtain a woven belt;
s2: preheating: preheating the webbing at 40-60deg.C for 1-2min;
s3: and (5) heat setting: carrying out heat setting on the preheated braid, and finishing fine adjustment of the elongation and the wide thickness of the product;
s4: spraying: spraying water on the surface of the woven belt after the heat setting is finished for 1-5s;
s5: vacuum moisture absorption: vacuum moisture absorption is adopted after spraying, and redundant water is discharged;
s6: and (3) coating: the method comprises the steps of (1) putting a polymethylsiloxane emulsion into water, diluting to a concentration of 4%, obtaining a coating liquid, padding a braid by a rubber roller in a padding-padding mode, and padding the coating liquid into the braid; and performing waterproof, oil-proof and antibacterial treatment on the braid;
s7: and (3) drying: and (3) drying the braid processed in the step (S6) at the temperature of 100-140 ℃ for 3-4min to obtain the flexible luminous safety protection braid.
As preferable: the heat setting temperature in the step S3 is 100-150 ℃, and the heat setting time is 3-4min.
Through adopting above-mentioned technical scheme, through weaving-preheating-heat setting-spraying-vacuum moisture absorption-coating-stoving, prepare the safety protection meshbelt, can make the protection meshbelt have waterproof grease proofing antibiotic effect, can also improve the fracture strength of protection meshbelt, improve the security.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the application, the luminescent fiber is modified by adopting the composite master batch compounded by the modified graphene oxide and the micro silicon powder, and the breaking strength of the protective braid can be improved by the synergistic effect between the modified graphene oxide and the micro silicon powder, so that the breaking strength reaches 7.5cN/dtex, the elongation at break reaches 29%, the water resistance reaches 5 levels, the pollution resistance reaches 5 levels, and the colibacillus antibacterial rate reaches 99.7%.
2. According to the application, the modified luminescent fiber is preferably soaked by the reinforcing liquid, so that the breaking strength of the surface layer of the modified luminescent fiber can be enhanced, the breaking strength of the modified luminescent fiber is doubly improved, and the breaking strength of the protective woven belt is further improved.
Detailed Description
The present application will be described in further detail with reference to the following specific details.
Raw materials
The silane coupling agent is KH550; the molecular weight of polyvinylpyrrolidone is 1300000; the molecular weight of the polymethylsiloxane emulsion is 90.2, and the CAS number is 9004-73-3.
Preparation example
Preparation example 1
A modified graphene oxide prepared by the following method:
2kg of graphene oxide is subjected to plasma treatment by adopting nitrogen, the treated graphene oxide is put into 6L of water, uniformly mixed, added with 0.4kg of polyvinylpyrrolidone, 0.3kg of cetyl trimethyl ammonium bromide, 0.25kg of silane coupling agent and 0.065kg of hydroxymethyl cellulose, subjected to ultrasonic dispersion for 25min, centrifuged and dried, and the modified graphene oxide is obtained.
Preparation example 2
A composite master batch is prepared by the following method:
a1: 1kg of micro silicon powder and 0.6kg of silane coupling agent are put into 6L of absolute ethyl alcohol, ultrasonic dispersion is carried out for 35min, heating is carried out to 60 ℃, reflux reaction is carried out for 4h, after the reaction is finished, suction filtration is carried out, washing is carried out for 6 times by using water, and drying is carried out, thus obtaining the micro silicon powder after treatment; a2: 2kg of modified graphene oxide prepared by adopting preparation example 1 is placed into 14LN, N-dimethylformamide, ultrasonic dispersion is carried out for 30min, the treated silica fume is added, the mixture is uniformly mixed, a mixed solution is obtained, the mixed solution is heated to 105 ℃ for reaction for 2h, after the reaction is finished, suction filtration is carried out, water is used for washing for 6 times, and drying is carried out, thus obtaining the composite master batch.
Preparation example 3
A composite master batch was different from that of preparation example 2 in the amount of the added micro silicon powder, and the amount of the added micro silicon powder in preparation example 3 was 1.3kg.
Preparation example 4
A composite master batch was different from that of preparation example 2 in the amount of the added micro silicon powder, and in preparation example 4, the amount of the added micro silicon powder was 1.6kg.
Preparation example 5
A composite master batch was different from that of preparation example 2 in the amount of added micro silicon powder, and in preparation example 5, the amount of added micro silicon powder was 0.2kg.
Preparation example 6
A composite master batch was different from that of preparation example 2 in the amount of added micro silicon powder, and in preparation example 6, the amount of added micro silicon powder was 2kg.
Preparation example 7
A strengthening liquid prepared by the following method:
1kg of dimethylolpropionic acid, 1kg of ethylenediamine and 1kg of 2, 4-toluene diisocyanate were placed in 9kg of N, N-dimethylformamide, and the mixture was subjected to ultrasonic dispersion for 25 minutes to obtain a reinforcing liquid.
Examples
Example 1
A flexible luminous safety protection mesh belt has the raw material proportion shown in table 1.
A production process of a flexible luminous safety protection braid comprises the following steps:
s1: weaving: melt spinning the composite master batch prepared by the preparation example 2 and weaving the composite master batch and the luminescent fibers to obtain modified luminescent fibers; weaving with terylene to obtain a woven belt;
s2: preheating: preheating the webbing at 40-60deg.C for 1-2min;
s3: and (5) heat setting: carrying out heat setting on the preheated braid, wherein the heat setting temperature is 100-150 ℃ and the time is 3-4min, and finishing fine adjustment of elongation and product width thickness;
s4: spraying: spraying water on the surface of the woven belt after the heat setting is finished for 1-5s;
s5: vacuum moisture absorption: vacuum moisture absorption is adopted after spraying, and redundant water is discharged;
s6: and (3) coating: the method comprises the steps of (1) putting a polymethylsiloxane emulsion into water, diluting to a concentration of 4%, obtaining a coating liquid, padding a braid by a rubber roller in a padding-padding mode, and padding the coating liquid into the braid; and performing waterproof, oil-proof and antibacterial treatment on the braid; s7: and (3) drying: and (3) drying the braid processed in the step (S6) at the temperature of 100-140 ℃ for 3-4min to obtain the flexible luminous safety protection braid.
Examples 2 to 5
A flexible luminous safety protection braid is different from the embodiment 1 in that the raw material proportion of the braid is shown in table 1.
TABLE 1 amounts of raw materials (unit: kg) in the webbing of examples 1-5
Example 6
A flexible luminous safety protection webbing is different from the embodiment 4 in that the source of the modified luminous fiber in the webbing raw material is different, and the modified luminous fiber in the embodiment 6 is prepared by adopting the preparation example 3.
Example 7
A flexible luminous safety protection webbing is different from the embodiment 4 in that the source of the modified luminous fiber in the webbing raw material is different, and the modified luminous fiber in the embodiment 7 is prepared by adopting the preparation example 4.
Example 8
A flexible luminous safety protection webbing is different from the embodiment 4 in that the source of the modified luminous fiber in the webbing raw material is different, and the modified luminous fiber in the embodiment 8 is prepared by adopting the preparation example 5.
Example 9
A flexible luminous safety protection webbing is different from example 4 in that the source of the modified luminous fiber in the webbing raw material is different, and the modified luminous fiber in example 9 is prepared by adopting a preparation example 6.
Example 10
A flexible luminous safety protection webbing which differs from example 6 in that the modified luminescent fibres in the webbing stock are pre-treated prior to use by the following method: the modified luminescent fiber is put into the reinforcing liquid prepared in the preparation example 7 to be soaked for 22 hours, taken out and dried, and the pretreated modified luminescent fiber is obtained, wherein the adding amount of the reinforcing liquid in each 1g of the modified luminescent fiber is 7mL.
Comparative example
Comparative example 1
A flexible luminous safety protection webbing differs from example 1 in that the modified luminescent fibers in the webbing stock are replaced by luminescent fibers in equal amounts.
Comparative example 2
The flexible luminous safety protection braid is different from the embodiment 1 in that the modified graphene oxide in the composite master batch of the modified luminous fiber of the braid raw material is replaced by the graphene oxide in an equivalent manner.
Comparative example 3
The flexible luminous safety protection braid is different from the embodiment 1 in that the composite master batch in the modified luminous fiber of the braid raw material is replaced by the modified graphene oxide in an equivalent way.
Comparative example 4
A flexible luminous safety protection braid is different from the embodiment 1 in that the composite master batch in the modified luminous fiber of the braid raw material is replaced by micro silicon powder in an equivalent way.
Performance test
The following performance tests were performed on the flexible luminous safety shield webbing of examples 1-10 and comparative examples 1-4:
breaking strength: the breaking strength of the webbing was measured according to GB/T14344-2008 "chemical fiber filament tensile Property test method", and the test results are shown in Table 2.
Elongation at break: according to GB/T3923.1-2013 part 1 of textile fabric tensile Property: measurement of breaking Strength and elongation at break (strip method) the elongation at break of the webbing was measured, and the measurement results are shown in Table 2.
Waterproof property: the water resistance of the webbing was measured according to GB/T4745-2012 method for detecting and evaluating Water resistance of textiles-Water-soaking method, and the detection results are shown in Table 2.
Stain resistance: detection and evaluation of antifouling Properties of textiles according to GB/T30159.1-2013 part 1: stain resistance the stain resistance of the webbing was measured, and the measurement results are shown in table 2.
Coliform bacteria inhibition rate: evaluation of antimicrobial Properties of textiles according to GB/T20944.3-2008 part 3: the oscillation method detects the bacteriostasis rate of the ribbon to the escherichia coli, and the detection result is shown in table 2.
TABLE 2 detection results
As can be seen from Table 2, the flexible luminous safety protection woven belt of the application can not only keep excellent waterproof property, dirt resistance and bacteriostasis property of the woven belt, but also improve the breaking strength and breaking elongation of the woven belt through the synergistic effect of the raw materials, wherein the breaking strength is 4.7-7.5cN/dtex, the breaking elongation is 17-29%, the waterproof property is 5 grade, the dirt resistance is 5 grade, and the bacteriostasis rate of escherichia coli is 99.7%.
As can be seen by combining the embodiment 1 with the comparative examples 1-4, the breaking strength of the braid in the embodiment 1 is 5.6cN/dtex, the breaking elongation is 17%, the waterproofness is 5 grade, the stain resistance is 5 grade, the bacteriostasis rate of escherichia coli is 99.7%, which is superior to the comparative examples 1-4, and the modified graphene oxide and the silica fume are adopted to compound as the composite master batch, so that the synergistic effect between the modified graphene oxide and the silica fume is more suitable, the excellent waterproofness, the stain resistance and the bacteriostasis of the braid are ensured, and the breaking strength of the braid is also improved.
As can be seen from the combination of the examples 4 and 6-7, the breaking strength of the woven belt in the example 6 is 7.2cN/dtex, the breaking elongation is 27%, the waterproof property is 5-grade, the stain resistance is 5-grade, the bacteriostasis rate of escherichia coli is 99.7%, and the composite masterbatch is superior to the examples 4 and 7, so that the composite masterbatch is more suitable to be prepared by adopting the preparation example 3, and the breaking strength of the woven belt can be better improved.
As can be seen by combining the embodiment 1 and the embodiment 8-9, the breaking strength of the braid in the embodiment 1 is 5.6cN/dtex, the breaking elongation is 17%, the waterproofness is 5 grade, the stain resistance is 5 grade, the bacteriostasis rate of escherichia coli is 99.7%, and the braid is superior to the embodiment 8-9, and the weight ratio of the modified graphene oxide to the micro silicon powder is more suitable in a certain range, so that the breaking strength of the braid can be better improved.
As can be seen from the combination of the examples 6 and 10, the breaking strength of the webbing in the example 10 is 7.5cN/dtex, the breaking elongation is 29%, the waterproof performance is 5-grade, the stain resistance is 5-grade, the bacteriostasis rate of escherichia coli is 99.7%, and the method is superior to the example 6, and shows that the modified webbing is more suitable for pretreatment by adopting the reinforcing liquid, so that the better waterproof performance, the stain resistance and the bacteriostasis of the webbing are ensured, and the breaking strength of the webbing is also improved.
The foregoing embodiments are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (9)
1. A flexible luminous safety protection meshbelt, characterized in that: the material comprises the following raw materials in parts by weight: 20-35 parts of modified luminescent fiber and 30-50 parts of polyester; the modified luminescent fiber is prepared by modifying luminescent fiber with composite master batch, and the composite master batch is prepared by compounding modified graphene oxide and silica fume.
2. A flexible luminous safety shield webbing as claimed in claim 1, wherein: the composite master batch is prepared by the following method:
a1: placing the micro silicon powder and the silane coupling agent into absolute ethyl alcohol, performing ultrasonic dispersion, heating, raising the temperature, performing reflux reaction, and after the reaction is finished, performing suction filtration, washing and drying to obtain the treated micro silicon powder;
a2: and (3) putting the modified graphene oxide into N, N-dimethylformamide, performing ultrasonic dispersion, adding the treated micro silicon powder, uniformly mixing to obtain a mixed solution, heating the mixed solution for reaction, and performing suction filtration, washing and drying after the reaction is finished to obtain the composite master batch.
3. A flexible luminous safety shield webbing as claimed in claim 2, wherein: the weight ratio of the modified graphene oxide to the silica fume is 1: (0.5-0.8).
4. A flexible luminous safety shield webbing as claimed in claim 2, wherein: the heating in the step A2 is water bath heating or oil bath heating.
5. A flexible luminous safety shield webbing as claimed in claim 2, wherein: the modified graphene oxide is prepared by the following method: and (3) carrying out plasma treatment on graphene oxide, putting the treated graphene oxide into water, uniformly mixing, adding polyvinylpyrrolidone, cetyltrimethylammonium bromide, a silane coupling agent and hydroxymethyl cellulose, carrying out ultrasonic dispersion, centrifuging and drying to obtain the modified graphene oxide.
6. A flexible luminous safety shield webbing as claimed in claim 1, wherein: the modified luminescent fiber is pretreated before use by adopting the following method: and (3) soaking the modified luminescent fiber in the reinforcing liquid for a period of time, taking out, and drying to obtain the pretreated modified luminescent fiber.
7. A flexible luminous safety shield webbing as recited in claim 6, wherein: the reinforcing liquid is prepared by the following method: and (3) putting dimethylolpropionic acid, ethylenediamine and 2, 4-toluene diisocyanate into N, N-dimethylformamide, and performing ultrasonic dispersion to obtain the reinforcing liquid.
8. A process for producing a flexible luminous safety shield webbing as claimed in any one of claims 1 to 7, comprising the steps of:
s1: weaving: melt spinning the composite master batch and weaving the composite master batch and the luminescent fibers to obtain modified luminescent fibers; weaving with terylene to obtain a woven belt;
s2: preheating: preheating the webbing at 40-60deg.C for 1-2min;
s3: and (5) heat setting: carrying out heat setting on the preheated braid, and finishing fine adjustment of the elongation and the wide thickness of the product;
s4: spraying: spraying water on the surface of the woven belt after the heat setting is finished for 1-5s;
s5: vacuum moisture absorption: vacuum moisture absorption is adopted after spraying, and redundant water is discharged;
s6: and (3) coating: the method comprises the steps of (1) putting a polymethylsiloxane emulsion into water, diluting to a concentration of 4%, obtaining a coating liquid, padding a braid by a rubber roller in a padding-padding mode, and padding the coating liquid into the braid; and performing waterproof, oil-proof and antibacterial treatment on the braid;
s7: and (3) drying: and (3) drying the braid processed in the step (S6) at the temperature of 100-140 ℃ for 3-4min to obtain the flexible luminous safety protection braid.
9. The process for producing a flexible luminous safety protection webbing according to claim 8, wherein: the heat setting temperature in the step S3 is 100-150 ℃, and the heat setting time is 3-4min.
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