CN115119991A - Nanofiber protective clothing - Google Patents

Nanofiber protective clothing Download PDF

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Publication number
CN115119991A
CN115119991A CN202110284539.4A CN202110284539A CN115119991A CN 115119991 A CN115119991 A CN 115119991A CN 202110284539 A CN202110284539 A CN 202110284539A CN 115119991 A CN115119991 A CN 115119991A
Authority
CN
China
Prior art keywords
nanofiber
layer
protective clothing
fiber diameter
oleophobic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110284539.4A
Other languages
Chinese (zh)
Inventor
母敏
刘志军
王子武
李军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangyuan Shuimu New Material Technology Co ltd
Original Assignee
Guangyuan Shuimu New Material Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangyuan Shuimu New Material Technology Co ltd filed Critical Guangyuan Shuimu New Material Technology Co ltd
Priority to CN202110284539.4A priority Critical patent/CN115119991A/en
Publication of CN115119991A publication Critical patent/CN115119991A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/02Overalls, e.g. bodysuits or bib overalls
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D27/00Details of garments or of their making
    • A41D27/12Shields or protectors
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D27/00Details of garments or of their making
    • A41D27/20Pockets; Making or setting-in pockets
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00Materials specially adapted for outerwear
    • A41D31/02Layered materials
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00Materials specially adapted for outerwear
    • A41D31/04Materials specially adapted for outerwear characterised by special function or use
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00Materials specially adapted for outerwear
    • A41D31/04Materials specially adapted for outerwear characterised by special function or use
    • A41D31/10Impermeable to liquids, e.g. waterproof; Liquid-repellent
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00Materials specially adapted for outerwear
    • A41D31/04Materials specially adapted for outerwear characterised by special function or use
    • A41D31/14Air permeable, i.e. capable of being penetrated by gases
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00Materials specially adapted for outerwear
    • A41D31/04Materials specially adapted for outerwear characterised by special function or use
    • A41D31/24Resistant to mechanical stress, e.g. pierce-proof
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00Materials specially adapted for outerwear
    • A41D31/04Materials specially adapted for outerwear characterised by special function or use
    • A41D31/30Antimicrobial, e.g. antibacterial
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D2300/00Details of garments
    • A41D2300/30Closures
    • A41D2300/322Closures using slide fasteners
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D2500/00Materials for garments
    • A41D2500/30Non-woven

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)

Abstract

The application discloses nanofiber protective clothing, this nanofiber protective clothing includes: the cap, the coat, the trousers and the shoe covers are combined into a conjoined structure, and the front side of the coat is provided with a zipper; the protective clothing comprises an outer layer, an inner layer and an intermediate layer, wherein the intermediate layer comprises a hydrophobic nanofiber membrane layer, an oleophobic nanofiber membrane layer, a superfine fiber filter material layer and a polytetrafluoroethylene microporous membrane containing graphene which are sequentially compounded from inside to outside; the fiber diameter range of the superfine fiber filter material layer is 0.01-8 mu m. The application has solved the protective clothing gas permeability among the correlation technique poor, and can not possess simultaneously hydrophobic and oleophobic function, awkward problem.

Description

Nanofiber protective clothing
Technical Field
The application relates to the field of protective clothing, in particular to nanofiber protective clothing.
Background
Protective clothing is worn by workers in special environments and generally has the functions of isolating germs, harmful ultrafine dust, acidic solution and salt solution. The types of protective clothing commonly used at present are: 1. ordinary pp non-woven fabrics protective clothing, the characteristics are ventilative, dustproof, but waterproof, do not have the function of keeping apart the germ, are used for ordinary clean environment to use, for example electronics factory, plant, food factory, industrial production workshop are dustproof etc. and are used in general environment. 2. The film-covered non-woven protective clothing is air-tight and waterproof, but has good bacterium isolation effect, obvious front and back distinguishing, non-woven fabric on the body-contacting side, no allergy, good hand feeling, and a layer of plastic film on the outer surface to prevent liquid leakage, and is used in the places with pollution and virus. However, this type of protective clothing has poor air permeability, cannot have both hydrophobic and oleophobic functions, and is inconvenient to use.
Aiming at the problems that the protective clothing in the related art has poor air permeability, cannot have the functions of hydrophobicity and oleophobicity simultaneously and is inconvenient to use, an effective solution is not provided at present.
Disclosure of Invention
The main purpose of this application lies in providing a nanofiber protective clothing to it is poor to solve the protective clothing gas permeability among the correlation technique, and can not possess hydrophobic and oleophobic function simultaneously, awkward problem.
To achieve the above objects, the present application provides a nanofiber protective garment comprising: the cap, the coat, the trousers and the shoe covers are combined into a conjoined structure, and the front side of the coat is provided with a zipper; the protective clothing comprises an outer layer, an inner layer and an intermediate layer, wherein the intermediate layer comprises a hydrophobic nanofiber membrane layer, an oleophobic nanofiber membrane layer, a superfine fiber filter material layer and a polytetrafluoroethylene microporous membrane containing graphene which are sequentially compounded from inside to outside; the fiber diameter range of the superfine fiber filter material layer is 0.01-8 mu m.
Furthermore, the average fiber diameter of the hydrophobic nanofiber membrane layer is 80-400 nm.
Further, the average fiber diameter of the oleophobic nano-fiber membrane layer is 80-400 nm.
Further, the outer layer is wear-resistant high-strength PP non-woven fabric.
Further, the inner layer is a plain woven fabric with a fiber diameter within the range of 0.05-0.3mm, or a non-woven fabric with a fiber diameter within the range of 0.1-200 μm, or an ultra-fine fiber cloth with a fiber diameter within the range of 0.02-8 μm.
Further, the inner layer is cotton spun-bonded non-woven fabric with an antibacterial function.
The novel multifunctional jacket is characterized by further comprising a shielding piece arranged at the front part of the jacket, one side edge of the shielding piece is fixedly connected with the jacket, the other side edge of the shielding piece is positioned on the jacket and connected with the jacket through a magic tape, and the shielding piece covers the zipper.
Furthermore, the front end of the shielding piece is provided with a storage bag, and the fabric of the shielding piece is the same as the fabric of the protective clothing in structure.
In the embodiment of the application, a connected structure consisting of a hat, a coat, trousers and shoe covers is arranged, and the front side of the coat is provided with a zipper; the protective clothing comprises an outer layer, an inner layer and an intermediate layer, wherein the intermediate layer comprises a hydrophobic nanofiber membrane layer, an oleophobic nanofiber membrane layer, a superfine fiber filter material layer and a polytetrafluoroethylene microporous membrane containing graphene which are sequentially compounded from inside to outside; the fiber diameter range of the superfine fiber filter material layer is 0.01-8 mu m, the purposes of improving the sterilization and air permeability of the protective clothing and performing oleophobic and hydrophobic functions in the using process are achieved, and the problems that the protective clothing in the related technology is poor in air permeability, cannot have the hydrophobic and oleophobic functions and is inconvenient to use are solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
FIG. 1 is a schematic structural diagram according to an embodiment of the present application;
FIG. 2 is a schematic diagram of the construction of a protective garment according to an embodiment of the present application;
wherein, 1 jacket, 2 caps, 3 zippers, 4 shielding pieces, 5 storage bags, 6 trousers, 7 shoe covers, 8 inner layers, 9 hydrophobic nano-fiber film layers, 10 oleophobic nano-fiber film layers, 11 superfine fiber filter material layers, 12 microporous films and 13 outer layers.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.
In this application, the terms "upper", "lower", "inside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "disposed," "provided," "connected," "secured," and the like are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1-2, embodiments of the present application provide a nanofiber protective garment comprising: the cap 2, the jacket 1, the trousers 6 and the shoe covers 7 form a conjoined structure, and the front side of the jacket 1 is provided with a zipper 3; the protective clothing comprises an outer layer 13, an inner layer 8 and an intermediate layer, wherein the intermediate layer comprises a hydrophobic nano fiber membrane layer 9, an oleophobic nano fiber membrane layer 10, a superfine fiber filter material layer 11 and a microporous membrane 12 containing polytetrafluoroethylene which are compounded from inside to outside in sequence; the fiber diameter of the ultrafine fiber filter material layer 11 is in the range of 0.01 to 8 μm.
In this embodiment, the hydrophobic nanofiber membrane layer 9 may be composited on the inner layer 8 through an electrostatic spinning process, and the oleophobic nanofiber membrane may also be composited on the hydrophobic nanofiber membrane layer 9 through an electrostatic spinning process, where the electrostatic spinning process is a special spinning process, and the polymer fiber filament with a nanometer-scale diameter is prepared through the action of an electric field force. The membrane material formed by stacking the nanofiber layers prepared by electrostatic spinning contains a small-aperture and zigzag-hole structure, has high specific surface area, high porosity and good adsorbability, can block small particles, does not hinder the passing of air gas molecules, and has good air permeability. The hydrophobic nanofiber membrane layer 9 is prepared by preparing a hydrophobic high molecular polymer into a first spinning solution and then performing electrostatic spinning by adopting the first spinning solution. Wherein the hydrophobic high molecular polymer is selected from any one of polyvinylidene fluoride, polylactic acid, polyurethane or polystyrene. The solvent of the first spinning solution is any one of N, N-dimethyl amide, acetone, ethanol, butanol, formic acid, acetic acid and tetrahydrofuran.
The oleophobic nanofiber membrane layer 10 is prepared by preparing an oleophobic high-molecular polymer into a second spinning solution and then performing electrostatic spinning by adopting the second spinning solution. Wherein, the oleophobic high molecular polymer is selected from any one of polyvinyl alcohol, polyethylene glycol, polyvinylpyrrolidone, polyacrylic acid or polyacrylamide.
Moreover, the protective clothing in this embodiment can realize the sterilization effect through the microporous membrane 12 of polytetrafluoroethylene containing graphene, and meanwhile, the protective clothing also has hydrophobic and oleophobic properties, and has high specific surface area, high porosity and good adsorbability, and can block small particles, but does not hinder the passage of air gas molecules, and has good air permeability.
As shown in fig. 1 to 2, the hydrophobic nanofiber membrane layer 9 has an average fiber diameter of 80 to 400 nm. The average fiber diameter of the oleophobic nanofiber membrane layer 10 is 80-400 nm. The outer layer 13 is a wear-resistant high-strength PP non-woven fabric, so that the wear resistance of the outer layer can be improved. The inner layer 8 is a plain woven fabric with a fiber diameter in the range of 0.05-0.3mm, or a non-woven fabric with a fiber diameter in the range of 0.1-200 μm, or a superfine fiber cloth with a fiber diameter in the range of 0.02-8 μm. The inner layer 8 is a cotton spun-bonded non-woven fabric with an antibacterial function.
As shown in fig. 1 to 2, in order to avoid viruses from entering the interior of the protective clothing through the zipper 3 of the coat 1, the protective clothing further includes a shielding piece 4 disposed at the front portion of the coat 1, one side edge of the shielding piece 4 is fixedly connected with the coat 1, the other side edge of the shielding piece 4 is connected with the coat 1 through a magic tape, and the shielding piece 4 covers the zipper 3. The front end of the shielding piece 4 is provided with a storage bag 5, and the fabric of the shielding piece 4 has the same structure as that of the protective clothing.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (8)

1. A nanofiber protective garment, comprising: the integrated structure of the hat, the coat, the trousers and the shoe covers is characterized in that the front side of the coat is provided with a zipper; the protective clothing comprises an outer layer, an inner layer and an intermediate layer, wherein the intermediate layer comprises a hydrophobic nanofiber membrane layer, an oleophobic nanofiber membrane layer, a superfine fiber filter material layer and a polytetrafluoroethylene microporous membrane containing graphene which are sequentially compounded from inside to outside; the fiber diameter range of the superfine fiber filter material layer is 0.01-8 mu m.
2. The nanofiber protective garment according to claim 1, wherein the hydrophobic nanofiber membrane layer has an average fiber diameter of 80-400 nm.
3. The nanofiber protective garment according to claim 2, wherein the oleophobic nanofiber membrane layer has an average fiber diameter of 80-400 nm.
4. The nanofiber protective garment as claimed in claim 3, wherein the outer layer is a wear-resistant high-strength PP non-woven fabric.
5. The nanofiber protective garment as claimed in claim 3, wherein said inner layer is a plain woven fabric having a fiber diameter in the range of 0.05-0.3mm, or a non-woven fabric having a fiber diameter in the range of 0.1-200 μm, or an ultra-fine fiber cloth having a fiber diameter in the range of 0.02-8 μm.
6. The nanofiber protective garment according to claim 3, wherein the inner layer is a cotton spun-bonded nonwoven fabric with antibacterial function.
7. The nanofiber protective clothing according to claim 3, further comprising a shielding piece arranged at the front part of the upper garment, wherein one side edge of the shielding piece is fixedly connected with the upper garment, the other side edge of the shielding piece is positioned at the upper garment and is connected with the upper garment through a magic tape, and the shielding piece covers the zipper.
8. The nanofiber protective clothing according to claim 3, wherein a storage bag is arranged at the front end of the shielding sheet, and the fabric of the shielding sheet has the same structure as the fabric of the protective clothing.
CN202110284539.4A 2021-03-17 2021-03-17 Nanofiber protective clothing Pending CN115119991A (en)

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Application Number Priority Date Filing Date Title
CN202110284539.4A CN115119991A (en) 2021-03-17 2021-03-17 Nanofiber protective clothing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110284539.4A CN115119991A (en) 2021-03-17 2021-03-17 Nanofiber protective clothing

Publications (1)

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CN115119991A true CN115119991A (en) 2022-09-30

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005046320B3 (en) * 2005-09-28 2007-05-10 Bundesrepublik Deutschland, vertreten durch Bundesministerium der Verteidigung, vertreten durch Bundesamt für Wehrtechnik und Beschaffung Permeable atomic-biological-chemical (ABC) protective suit material includes a filter layer in the form of a fine-pore nonwoven comprising microfibers
CN101626887A (en) * 2007-03-06 2010-01-13 纳幕尔杜邦公司 Breathable waterproof garment
CN111387576A (en) * 2020-04-24 2020-07-10 河南曼博睿新材料科技有限公司 Nano fiber film protective clothing and manufacturing method thereof
CN111887524A (en) * 2020-09-21 2020-11-06 费植煌 Active antibacterial graphene mask
CN111905451A (en) * 2020-09-01 2020-11-10 松山湖材料实验室 Nanofiber membrane composite filter material with double-hydrophobic function and hydrophobic and oleophobic mask
CN112263877A (en) * 2020-10-16 2021-01-26 浙江金海高科股份有限公司 Air filter material and filter element and use
CN215455546U (en) * 2021-03-17 2022-01-11 广元水木新材料科技有限公司 Nanofiber protective clothing

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005046320B3 (en) * 2005-09-28 2007-05-10 Bundesrepublik Deutschland, vertreten durch Bundesministerium der Verteidigung, vertreten durch Bundesamt für Wehrtechnik und Beschaffung Permeable atomic-biological-chemical (ABC) protective suit material includes a filter layer in the form of a fine-pore nonwoven comprising microfibers
CN101626887A (en) * 2007-03-06 2010-01-13 纳幕尔杜邦公司 Breathable waterproof garment
CN111387576A (en) * 2020-04-24 2020-07-10 河南曼博睿新材料科技有限公司 Nano fiber film protective clothing and manufacturing method thereof
CN111905451A (en) * 2020-09-01 2020-11-10 松山湖材料实验室 Nanofiber membrane composite filter material with double-hydrophobic function and hydrophobic and oleophobic mask
CN111887524A (en) * 2020-09-21 2020-11-06 费植煌 Active antibacterial graphene mask
CN112263877A (en) * 2020-10-16 2021-01-26 浙江金海高科股份有限公司 Air filter material and filter element and use
CN215455546U (en) * 2021-03-17 2022-01-11 广元水木新材料科技有限公司 Nanofiber protective clothing

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