Multifunctional operating gown material and preparation method thereof

Abstract

The invention relates to a multifunctional operating gown material and a preparation method thereof, and the multifunctional operating gown material comprises the following components by weight: 30-35 parts of regenerated cellulose fiber, 35-40 parts of bamboo fiber, 20-25 parts of cellulose acetate, 20-25 parts of gelatin, 10-15 parts of polylactic acid, 8-10 parts of nano pearl powder, 5-6 parts of silica powder, 6-8 parts of white carbon black, 3-5 parts of chitin, and 3-5 parts of cross-linked polyacrylic resin. 2-4 parts of coumarone resin, 2-3 parts of zinc oxide, 1-2 parts of magnesium oxide, 1-2 parts of vanillin and 1-2 parts of antimony trioxide. The fabric is waterproof, breathable, antibacterial, antistatic and high in wearing comfort, and the problems that cotton materials are broken and removed, the service life is greatly shortened, the reuse frequency is reduced, and the protection performance is reduced are solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of surgical gowns, in particular to a multifunctional surgical gown material and a preparation method thereof. BACKGROUND

[0002] As necessary protective clothing in the surgical process, surgical gowns are used to reduce the risk of medical staff contacting pathogenic microorganisms, and also can reduce the risk of pathogenic microorganisms being transmitted between medical staff and patients, and are the safety barrier of the sterile area in the surgical operation.

[0003] In the prior art, surgical gowns are made of cotton materials for comfort. Due to the loose internal structure of the cotton material and high water absorption, high-strength chemical detergents and mutual friction of clothes during the washing process can easily damage the fabric structure, resulting in broken and detached cotton material, greatly shortened service life, reduced reuse frequency, and reduced protective performance. SUMMARY

[0004] In view of the above deficiencies of the prior art, the present application provides a multifunctional surgical gown material and a preparation method thereof, which is not only waterproof, breathable, antibacterial and antistatic, but also comfortable to wear, and solves the problems of broken and detached cotton material, greatly shortened service life, reduced reuse frequency, and reduced protective performance.

[0005] To achieve the above object and other related objects, the technical scheme provided by the present application is as follows: A multifunctional surgical gown material comprises the following weight components: 30-35 parts of regenerated cellulose fiber, 35-40 parts of bamboo fiber, 20-25 parts of cellulose acetate, 20-25 parts of gelatin, 10-15 parts of polylactic acid, 8-10 parts of nano pearl powder, 5-6 parts of silica powder, 6-8 parts of white carbon black, 3-5 parts of chitin, 3-5 parts of cross-linked polyacrylic acid resin, 2-4 parts of coumarone resin, 2-3 parts of zinc oxide, 1-2 parts of magnesium oxide, 1-2 parts of vanillin, and 1-2 parts of antimony trioxide.

[0006] Further, the following weight components are included: 30 parts of regenerated cellulose fiber, 35 parts of bamboo fiber, 20 parts of cellulose acetate, 20 parts of gelatin, 10 parts of polylactic acid, 8 parts of nano pearl powder, 5 parts of silica powder, 6 parts of white carbon black, 3 parts of chitin, 3 parts of cross-linked polyacrylic acid resin, 2 parts of coumarone resin, 2 parts of zinc oxide, 1 part of magnesium oxide, 1 part of vanillin, and 1 part of antimony trioxide.

[0007] Furthermore, it includes the following components by weight: 33 parts regenerated cellulose fiber, 38 parts bamboo fiber, 23 parts cellulose acetate, 24 parts gelatin, 12 parts polylactic acid, 9 parts nano pearl powder, 5 parts silica powder, 7 parts fumed silica, 4 parts chitosan, 4 parts cross-linked polyacrylic acid resin, 3 parts coumarone resin, 2 parts zinc oxide, 1 part magnesium oxide, 2 parts vanillin, and 1 part antimony trioxide.

[0008] Furthermore, it includes the following components by weight: 31 parts regenerated cellulose fiber, 36 parts bamboo fiber, 21 parts cellulose acetate, 21 parts gelatin, 11 parts polylactic acid, 9 parts nano pearl powder, 5 parts silica powder, 6 parts fumed silica, 3 parts chitosan, 3 parts cross-linked polyacrylic acid resin, 2 parts coumarone resin, 2 parts zinc oxide, 1 part magnesium oxide, 1 part vanillin, and 2 parts antimony trioxide.

[0009] Furthermore, it includes the following components by weight: 35 parts regenerated cellulose fiber, 40 parts bamboo fiber, 25 parts cellulose acetate, 25 parts gelatin, 15 parts polylactic acid, 10 parts nano pearl powder, 6 parts silica powder, 8 parts fumed silica, 5 parts chitosan, 5 parts cross-linked polyacrylic acid resin, 4 parts coumarone resin, 3 parts zinc oxide, 2 parts magnesium oxide, 2 parts vanillin, and 2 parts antimony trioxide.

[0010] Furthermore, it includes the following components by weight: 34 parts regenerated cellulose fiber, 39 parts bamboo fiber, 24 parts cellulose acetate, 24 parts gelatin, 14 parts polylactic acid, 9 parts nano pearl powder, 6 parts silica powder, 8 parts fumed silica, 5 parts chitosan, 5 parts cross-linked polyacrylic acid resin, 4 parts coumarone resin, 2 parts zinc oxide, 2 parts magnesium oxide, 1 part vanillin, and 2 parts antimony trioxide.

[0011] To achieve the above and other related objectives, the present invention also provides a method for preparing a multifunctional surgical gown material applicable to any one of the claims, the method comprising: Q1. Blend regenerated cellulose fiber, bamboo fiber and cellulose acetate in a ratio of 2:2:1 to obtain a composite fiber layer; Q2. Add gelatin, polylactic acid, nano pearl powder, silica powder and white carbon black to a mixer in a ratio of 2:1:1:1:1 and heat and stir at 50-60 degrees Celsius. Then, perform vacuum hot filtration and ultrasonic treatment to obtain the first coating layer. Q3. Add chitosan, vanillin and antimony trioxide to a mixer in a ratio of 2:1:1 and stir. Add cross-linked polyacrylic acid resin, coumarone resin, zinc oxide and magnesium oxide in a ratio of 1:1:1:1 and heat and stir. Control the temperature at 60-70 degrees Celsius. Then perform vacuum hot filtration and ultrasonic treatment to obtain the second coating layer. Q4. The first coating layer is evenly laid on the upper surface of the composite fiber layer, and the second coating layer is evenly laid on the lower surface of the composite fiber layer. Then, hot pressing is performed to obtain a multifunctional surgical gown material.

[0012] Furthermore, the thickness of the first coating layer is 3-5 mm, and the thickness of the second coating layer is 5-6 mm.

[0013] Furthermore, the controlled temperature of the hot-pressing composite is 150-160 degrees Celsius, the pressure of the hot-pressing composite is controlled at 28-30 MPa, and the duration of the hot-pressing composite is controlled at 50-60 seconds.

[0014] Furthermore, the mixer rotates at a speed of 1000-1200 r / min, and the mixing time is 10-20 min.

[0015] The present invention has the following positive effects: 1. This invention uses regenerated cellulose fiber, bamboo fiber, and cellulose acetate as a composite fiber layer, combined with gelatin, polylactic acid, nano pearl powder, silica powder, and white carbon black as the first coating layer, and chitosan, vanillin, antimony trioxide, cross-linked polyacrylic acid resin, coumarone resin, zinc oxide, and magnesium oxide as the second coating layer. It is not only waterproof, breathable, antibacterial, and antistatic, but also highly comfortable to wear. It also solves the problems of cotton materials breaking and shedding lint, greatly shortening service life, reducing the number of reuses, and reducing protective performance.

[0016] 2. The surgical gown material of the present invention is composed of biodegradable materials, which are low in cost and easy to obtain. This not only reduces production costs but also reduces environmental pollution and the consumption of non-renewable resources. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the preparation method of the present invention. Detailed Implementation

[0018] The exemplary embodiments of this disclosure are described below with reference to the accompanying drawings, including various details of the embodiments to aid understanding, and should be considered merely exemplary. Therefore, those skilled in the art will recognize that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of this disclosure. Similarly, for clarity and brevity, descriptions of well-known functions and structures are omitted in the following description.

[0019] Example 1: A multifunctional surgical gown material comprising the following weight components: 30 parts regenerated cellulose fiber, 35 parts bamboo fiber, 20 parts cellulose acetate, 20 parts gelatin, 10 parts polylactic acid, 8 parts nano pearl powder, 5 parts silica powder, 6 parts fumed silica, 3 parts chitosan, 3 parts cross-linked polyacrylic acid resin, 2 parts coumarone resin, 2 parts zinc oxide, 1 part magnesium oxide, 1 part vanillin, and 1 part antimony trioxide.

[0020] like Figure 1 As shown, a method for preparing a multifunctional surgical gown material applicable to any one of the claims is provided, the method comprising: Q1. Blend regenerated cellulose fiber, bamboo fiber and cellulose acetate in a ratio of 2:2:1 to obtain a composite fiber layer; Q2. Add gelatin, polylactic acid, nano pearl powder, silica powder and white carbon black to a mixer in a ratio of 2:1:1:1:1 and heat and stir at 50 degrees Celsius. Then, perform vacuum hot filtration and ultrasonic treatment to obtain the first coating layer. Q3. Chitosan, vanillin and antimony trioxide are added to a mixer in a ratio of 2:1:1 and stirred. Cross-linked polyacrylic acid resin, coumarone resin, zinc oxide and magnesium oxide are added in a ratio of 1:1:1:1 and stirred while heating. The temperature is controlled at 60 degrees Celsius. Vacuum hot filtration and ultrasonic treatment are then performed to obtain the second coating layer. Q4. The first coating layer is evenly laid on the upper surface of the composite fiber layer, and the second coating layer is evenly laid on the lower surface of the composite fiber layer. Then, hot pressing is performed to obtain a multifunctional surgical gown material.

[0021] In this embodiment, the thickness of the first coating layer is 3 mm, and the thickness of the second coating layer is 5 mm.

[0022] In this embodiment, the controlled temperature of the hot-pressing composite is 150 degrees, the pressure of the hot-pressing composite is controlled at 28 MPa, and the duration of the hot-pressing composite is controlled at 50 seconds.

[0023] In this embodiment, the speed of the mixer is 1000 rpm, and the mixing time is 10 minutes.

[0024] Example 2: A multifunctional surgical gown material comprising the following weight components: 33 parts regenerated cellulose fiber, 38 parts bamboo fiber, 23 parts cellulose acetate, 24 parts gelatin, 12 parts polylactic acid, 9 parts nano pearl powder, 5 parts silica powder, 7 parts fumed silica, 4 parts chitosan, 4 parts cross-linked polyacrylic acid resin, 3 parts coumarone resin, 2 parts zinc oxide, 1 part magnesium oxide, 2 parts vanillin, and 1 part antimony trioxide.

[0025] like Figure 1As shown, a method for preparing a multifunctional surgical gown material applicable to any one of the claims is provided, the method comprising: Q1. Blend regenerated cellulose fiber, bamboo fiber and cellulose acetate in a ratio of 2:2:1 to obtain a composite fiber layer; Q2. Add gelatin, polylactic acid, nano pearl powder, silica powder and white carbon black to a mixer in a ratio of 2:1:1:1:1 and heat and stir at 52 degrees Celsius. Then, perform vacuum hot filtration and ultrasonic treatment to obtain the first coating layer. Q3. Chitosan, vanillin and antimony trioxide are added to a mixer in a ratio of 2:1:1 and stirred. Cross-linked polyacrylic acid resin, coumarone resin, zinc oxide and magnesium oxide are added in a ratio of 1:1:1:1 and stirred at a temperature of 63 degrees Celsius. Vacuum hot filtration and ultrasonic treatment are then performed to obtain the second coating layer. Q4. The first coating layer is evenly laid on the upper surface of the composite fiber layer, and the second coating layer is evenly laid on the lower surface of the composite fiber layer. Then, hot pressing is performed to obtain a multifunctional surgical gown material.

[0026] In this embodiment, the thickness of the first coating layer is 3 mm, and the thickness of the second coating layer is 5 mm.

[0027] In this embodiment, the controlled temperature of the hot-pressing composite is 145 degrees Celsius, the pressure of the hot-pressing composite is controlled at 28 MPa, and the duration of the hot-pressing composite is controlled at 55 seconds.

[0028] In this embodiment, the speed of the mixer is 1100 rpm, and the mixing time is 15 min.

[0029] Example 3: A multifunctional surgical gown material comprising the following components by weight: 31 parts regenerated cellulose fiber, 36 parts bamboo fiber, 21 parts cellulose acetate, 21 parts gelatin, 11 parts polylactic acid, 9 parts nano pearl powder, 5 parts silica powder, 6 parts fumed silica, 3 parts chitosan, 3 parts cross-linked polyacrylic acid resin, 2 parts coumarone resin, 2 parts zinc oxide, 1 part magnesium oxide, 1 part vanillin, and 2 parts antimony trioxide.

[0030] like Figure 1 As shown, a method for preparing a multifunctional surgical gown material applicable to any one of the claims is provided, the method comprising: Q1. Blend regenerated cellulose fiber, bamboo fiber and cellulose acetate in a ratio of 2:2:1 to obtain a composite fiber layer; Q2. Add gelatin, polylactic acid, nano pearl powder, silica powder and white carbon black to a mixer in a ratio of 2:1:1:1:1 and heat and stir at 55 degrees Celsius. Then, perform vacuum hot filtration and ultrasonic treatment to obtain the first coating layer. Q3. Chitosan, vanillin and antimony trioxide are added to a mixer in a ratio of 2:1:1 and stirred. Cross-linked polyacrylic acid resin, coumarone resin, zinc oxide and magnesium oxide are added in a ratio of 1:1:1:1 and stirred while heating. The temperature is controlled at 65 degrees Celsius. Vacuum hot filtration and ultrasonic treatment are then performed to obtain the second coating layer. Q4. The first coating layer is evenly laid on the upper surface of the composite fiber layer, and the second coating layer is evenly laid on the lower surface of the composite fiber layer. Then, hot pressing is performed to obtain a multifunctional surgical gown material.

[0031] In this embodiment, the thickness of the first coating layer is 3 mm, and the thickness of the second coating layer is 5 mm.

[0032] In this embodiment, the controlled temperature of the hot-pressing composite is 150 degrees, the pressure of the hot-pressing composite is controlled at 28 MPa, and the duration of the hot-pressing composite is controlled at 50 seconds.

[0033] In this embodiment, the speed of the mixer is 1000 rpm, and the mixing time is 10 minutes.

[0034] Example 4: A multifunctional surgical gown material comprising the following weight components: 35 parts regenerated cellulose fiber, 40 parts bamboo fiber, 25 parts cellulose acetate, 25 parts gelatin, 15 parts polylactic acid, 10 parts nano pearl powder, 6 parts silica powder, 8 parts fumed silica, 5 parts chitosan, 5 parts cross-linked polyacrylic acid resin, 4 parts coumarone resin, 3 parts zinc oxide, 2 parts magnesium oxide, 2 parts vanillin, and 2 parts antimony trioxide.

[0035] like Figure 1 As shown, a method for preparing a multifunctional surgical gown material applicable to any one of the claims is provided, the method comprising: Q1. Blend regenerated cellulose fiber, bamboo fiber and cellulose acetate in a ratio of 2:2:1 to obtain a composite fiber layer; Q2. Add gelatin, polylactic acid, nano pearl powder, silica powder and white carbon black to a mixer in a ratio of 2:1:1:1:1 and heat and stir at 57 degrees Celsius. Then, perform vacuum hot filtration and ultrasonic treatment to obtain the first coating layer. Q3. Chitosan, vanillin and antimony trioxide are added to a mixer in a ratio of 2:1:1 and stirred. Cross-linked polyacrylic acid resin, coumarone resin, zinc oxide and magnesium oxide are added in a ratio of 1:1:1:1 and stirred while heating. The temperature is controlled at 68 degrees Celsius. Vacuum hot filtration and ultrasonic treatment are then performed to obtain the second coating layer. Q4. The first coating layer is evenly laid on the upper surface of the composite fiber layer, and the second coating layer is evenly laid on the lower surface of the composite fiber layer. Then, hot pressing is performed to obtain a multifunctional surgical gown material.

[0036] In this embodiment, the thickness of the first coating layer is 3 mm, and the thickness of the second coating layer is 5 mm.

[0037] In this embodiment, the controlled temperature of the hot-pressing composite is 150 degrees, the pressure of the hot-pressing composite is controlled at 28 MPa, and the duration of the hot-pressing composite is controlled at 50 seconds.

[0038] In this embodiment, the speed of the mixer is 1000 rpm, and the mixing time is 10 minutes.

[0039] Example 5: A multifunctional surgical gown material comprising the following weight components: 34 parts regenerated cellulose fiber, 39 parts bamboo fiber, 24 parts cellulose acetate, 24 parts gelatin, 14 parts polylactic acid, 9 parts nano pearl powder, 6 parts silica powder, 8 parts fumed silica, 5 parts chitosan, 5 parts cross-linked polyacrylic acid resin, 4 parts coumarone resin, 2 parts zinc oxide, 2 parts magnesium oxide, 1 part vanillin, and 2 parts antimony trioxide.

[0040] like Figure 1 As shown, a method for preparing a multifunctional surgical gown material applicable to any one of the claims is provided, the method comprising: Q1. Blend regenerated cellulose fiber, bamboo fiber and cellulose acetate in a ratio of 2:2:1 to obtain a composite fiber layer; Q2. Add gelatin, polylactic acid, nano pearl powder, silica powder and white carbon black to a mixer in a ratio of 2:1:1:1:1 and heat and stir at 60 degrees Celsius. Then, perform vacuum hot filtration and ultrasonic treatment to obtain the first coating layer. Q3. Chitosan, vanillin and antimony trioxide are added to a mixer in a ratio of 2:1:1 and stirred. Cross-linked polyacrylic acid resin, coumarone resin, zinc oxide and magnesium oxide are added in a ratio of 1:1:1:1 and stirred while heating. The temperature is controlled at 70 degrees Celsius. Vacuum hot filtration and ultrasonic treatment are then performed to obtain the second coating layer. Q4. The first coating layer is evenly laid on the upper surface of the composite fiber layer, and the second coating layer is evenly laid on the lower surface of the composite fiber layer. Then, hot pressing is performed to obtain a multifunctional surgical gown material.

[0041] In this embodiment, the thickness of the first coating layer is 3 mm, and the thickness of the second coating layer is 5 mm.

[0042] In this embodiment, the controlled temperature of the hot-pressing composite is 150 degrees, the pressure of the hot-pressing composite is controlled at 28 MPa, and the duration of the hot-pressing composite is controlled at 50 seconds.

[0043] In this embodiment, the speed of the mixer is 1000 rpm, and the mixing time is 10 minutes.

[0044] Comparative Example 1: A surgical gown material is made from the following raw materials in parts by weight: 40 parts soybean protein fiber; 50 parts flax fiber; 25 parts cellulose acetate membrane; 30 parts coating agent; 10 parts microporous lignocellulose powder; 15 parts membrane adhesive; and 3 parts antibacterial agent. The surgical gown material is prepared by means of these materials.

[0045] Comparative Example 2: A surgical gown material is made from the following raw materials in parts by weight: 50 parts soybean protein fiber; 60 parts flax fiber; 45 parts cellulose acetate membrane; 40 parts coating agent; 15 parts microporous lignocellulose powder; 20 parts mesh adhesive; and 5 parts antibacterial agent. The surgical gown material is prepared by means of these materials.

[0046] The comparative experimental data of Embodiments 1, 2, 3, 4, and 5 of the present invention with those of Comparative Examples 1 and 2 are shown in the table below.

[0047] As shown in the table above, the surgical gown material of this application has good breathability, waterproofness, antibacterial properties, antistatic properties, and comfort.

[0048] In summary, this invention is not only waterproof, breathable, antibacterial, and antistatic, providing high comfort when worn, but also solves the problems of cotton materials breaking and shedding fibers, significantly shortening their service life, reducing the number of times they can be reused, and lowering their protective performance.

[0049] The specific embodiments described above do not constitute a limitation on the scope of protection of this disclosure. Those skilled in the art should understand that various modifications, combinations, sub-combinations, and substitutions can be made according to design requirements and other factors. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of this disclosure should be included within the scope of protection of this disclosure.

Claims

1. A multifunctional surgical gown material, characterized in that, It includes the following components by weight: 30-35 parts regenerated cellulose fiber, 35-40 parts bamboo fiber, 20-25 parts cellulose acetate, 20-25 parts gelatin, 10-15 parts polylactic acid, 8-10 parts nano pearl powder, 5-6 parts silica powder, 6-8 parts fumed silica, 3-5 parts chitosan, 3-5 parts cross-linked polyacrylic acid resin, 2-4 parts coumarone resin, 2-3 parts zinc oxide, 1-2 parts magnesium oxide, 1-2 parts vanillin, and 1-2 parts antimony trioxide.

2. The multifunctional surgical gown material according to claim 1, characterized in that, It includes the following components by weight: 30 parts regenerated cellulose fiber, 35 parts bamboo fiber, 20 parts cellulose acetate, 20 parts gelatin, 10 parts polylactic acid, 8 parts nano pearl powder, 5 parts silica powder, 6 parts fumed silica, 3 parts chitosan, 3 parts cross-linked polyacrylic acid resin, 2 parts coumarone resin, 2 parts zinc oxide, 1 part magnesium oxide, 1 part vanillin, and 1 part antimony trioxide.

3. The multifunctional surgical gown material according to claim 1, characterized in that, It includes the following components by weight: 33 parts regenerated cellulose fiber, 38 parts bamboo fiber, 23 parts cellulose acetate, 24 parts gelatin, 12 parts polylactic acid, 9 parts nano pearl powder, 5 parts silica powder, 7 parts fumed silica, 4 parts chitosan, 4 parts cross-linked polyacrylic acid resin, 3 parts coumarone resin, 2 parts zinc oxide, 1 part magnesium oxide, 2 parts vanillin, and 1 part antimony trioxide.

4. The multifunctional surgical gown material according to claim 1, characterized in that, It includes the following components by weight: 31 parts regenerated cellulose fiber, 36 parts bamboo fiber, 21 parts cellulose acetate, 21 parts gelatin, 11 parts polylactic acid, 9 parts nano pearl powder, 5 parts silica powder, 6 parts fumed silica, 3 parts chitosan, 3 parts cross-linked polyacrylic acid resin, 2 parts coumarone resin, 2 parts zinc oxide, 1 part magnesium oxide, 1 part vanillin, and 2 parts antimony trioxide.

5. The multifunctional surgical gown material according to claim 1, characterized in that, It includes the following components by weight: 35 parts regenerated cellulose fiber, 40 parts bamboo fiber, 25 parts cellulose acetate, 25 parts gelatin, 15 parts polylactic acid, 10 parts nano pearl powder, 6 parts silica powder, 8 parts fumed silica, 5 parts chitosan, 5 parts cross-linked polyacrylic acid resin, 4 parts coumarone resin, 3 parts zinc oxide, 2 parts magnesium oxide, 2 parts vanillin, and 2 parts antimony trioxide.

6. The multifunctional surgical gown material according to claim 1, characterized in that, It includes the following components by weight: 34 parts regenerated cellulose fiber, 39 parts bamboo fiber, 24 parts cellulose acetate, 24 parts gelatin, 14 parts polylactic acid, 9 parts nano pearl powder, 6 parts silica powder, 8 parts fumed silica, 5 parts chitosan, 5 parts cross-linked polyacrylic acid resin, 4 parts coumarone resin, 2 parts zinc oxide, 2 parts magnesium oxide, 1 part vanillin, and 2 parts antimony trioxide.

7. A method for preparing a multifunctional surgical gown material according to any one of claims 1-6, characterized in that, The method includes: Q1. Blend regenerated cellulose fiber, bamboo fiber and cellulose acetate in a ratio of 2:2:1 to obtain a composite fiber layer; Q2. Add gelatin, polylactic acid, nano pearl powder, silica powder and white carbon black to a mixer in a ratio of 2:1:1:1:1 and heat and stir at 50-60 degrees Celsius. Then, perform vacuum hot filtration and ultrasonic treatment to obtain the first coating layer. Q3. Add chitosan, vanillin and antimony trioxide to a mixer in a ratio of 2:1:1 and stir. Add cross-linked polyacrylic acid resin, coumarone resin, zinc oxide and magnesium oxide in a ratio of 1:1:1:1 and heat and stir. Control the temperature at 60-70 degrees Celsius. Then perform vacuum hot filtration and ultrasonic treatment to obtain the second coating layer. Q4. The first coating layer is evenly laid on the upper surface of the composite fiber layer, and the second coating layer is evenly laid on the lower surface of the composite fiber layer. Then, hot pressing is performed to obtain a multifunctional surgical gown material.

8. The method for preparing the multifunctional surgical gown material according to claim 7, characterized in that: The thickness of the first coating layer is 3-5 mm, and the thickness of the second coating layer is 5-6 mm.

9. The method for preparing the multifunctional surgical gown material according to claim 7, characterized in that: The controlled temperature of the hot-pressing composite is 150-160 degrees Celsius, the controlled pressure of the hot-pressing composite is 28-30 MPa, and the controlled duration of the hot-pressing composite is 50-60 seconds.

10. The method for preparing the multifunctional surgical gown material according to claim 7, characterized in that: The mixer has a rotation speed of 1000-1200 r / min and a mixing time of 10-20 min.

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