CN116587706A - Flame-retardant chemical-resistant composite fabric and manufacturing method thereof - Google Patents

Flame-retardant chemical-resistant composite fabric and manufacturing method thereof Download PDF

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Publication number
CN116587706A
CN116587706A CN202310417031.6A CN202310417031A CN116587706A CN 116587706 A CN116587706 A CN 116587706A CN 202310417031 A CN202310417031 A CN 202310417031A CN 116587706 A CN116587706 A CN 116587706A
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CN
China
Prior art keywords
chemical
flame
retardant
resistant composite
layer
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
CN202310417031.6A
Other languages
Chinese (zh)
Inventor
周凯
林永佳
刘亚光
朱超俊
陈平
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.)
Ibena Shanghai Technical Textile Co ltd
Shanghai Fire Research Institute of MEM
Original Assignee
Ibena Shanghai Technical Textile Co ltd
Shanghai Fire Research Institute of MEM
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 Ibena Shanghai Technical Textile Co ltd, Shanghai Fire Research Institute of MEM filed Critical Ibena Shanghai Technical Textile Co ltd
Priority to CN202310417031.6A priority Critical patent/CN116587706A/en
Publication of CN116587706A publication Critical patent/CN116587706A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • B32B2262/0269—Aromatic polyamide fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • B32B2307/3065—Flame resistant or retardant, fire resistant or retardant

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

The application provides a flame-retardant chemical-resistant composite fabric and a manufacturing method thereof. The flame-retardant chemical-resistant composite fabric comprises: an antichemical composite film layer; a flame retardant layer; the fire-retardant layers are adhered on the surfaces of the inner side and the outer side or the outer side of the composite protective layer. According to the application, the chemical protection performance of the flame-retardant chemical-protection composite fabric is better by arranging the chemical-protection composite film layer. The flame-retardant layer is arranged on the inner side surface, the outer side surface or the outer side surface of the chemical-resistant composite film layer, so that the flame-retardant chemical-resistant composite fabric has good flame-retardant performance and flame-retardant effect.

Description

Flame-retardant chemical-resistant composite fabric and manufacturing method thereof
Technical Field
The application relates to the technical field of chemical protection, in particular to a flame-retardant chemical-resistant composite fabric and a manufacturing method thereof.
Background
According to statistics, thousands of chemicals are newly increased worldwide each year, and the chemicals bring convenience to human beings and also bring a plurality of potential safety hazards to the human beings, especially the toxic and harmful chemicals endanger the personal safety of operators due to leakage or accidents in the processes of production, storage, transportation and the like.
In order to maintain the safety of workers in the links of chemical production, storage, transportation and the like, protective equipment such as chemical protective clothing and the like is required to be equipped. However, the complex chemical species and the complex liquid-gas morphology of the chemicals place stringent demands on chemical safety protection. Therefore, the multi-layer composite membrane material with broad-spectrum chemical resistance and lasting permeation resistance becomes the optimal material for chemical protection, integrates the advantages of each layer of membrane, and has the characteristics of multiple protection types and long protection time.
Considering that the environment of firefighters in chemical accident rescue is more complex and severe, the excellent chemical protection effect is required, and the fire-retardant characteristic is also required. However, the existing multilayer composite film has poor flame retardant property, and is difficult to meet the protection scene with flame retardant requirements.
Therefore, a new flame-retardant chemical-resistant composite fabric and a composite process thereof are required to be designed.
Disclosure of Invention
The application provides a flame-retardant chemical-resistant composite fabric and a manufacturing method thereof, which can effectively improve the flame-retardant performance of the flame-retardant chemical-resistant composite fabric.
According to a first aspect of the present application, a flame retardant chemical protective composite fabric is provided. The flame-retardant chemical-resistant composite fabric comprises:
an antichemical composite film layer; a kind of electronic device with high-pressure air-conditioning system
The flame-retardant layer is made of one or more flame-retardant materials;
the fire-retardant layers are adhered on the surfaces of the inner side and the outer side or the outer side of the composite protective layer.
Optionally, the flame-retardant layer material comprises an aramid felt and a PVC film.
Optionally, the chemical-protective composite film layer comprises a plurality of combinations of a PE film, a PA film and a vinylidene chloride film.
Optionally, the chemical-resistant composite film layer is a co-extrusion film layer.
Optionally, the chemical-resistant composite film layer is bonded with the flame-retardant layer through hot-melt adhesive in a hot-pressing mode.
Optionally, an EVA adhesive coating film is covered on the surface of the chemical-resistant composite film layer;
and the chemical-resistant composite film layer is bonded with the flame-retardant layer electromagnetic roller through hot pressing by the EVA adhesive coating.
Optionally, carrying out corona treatment on the surface of the chemical-resistant composite film layer;
the EVA adhesive coating film is arranged on the chemical-resistant composite film layer through corona treatment in a covering mode.
Optionally, the flame retardant layer comprises an inner flame retardant layer and an outer flame retardant layer;
the inner flame-retardant layer is adhered to the inner side surface of the chemical-resistant composite film layer;
the surface flame-retardant layer is adhered to the outer side surface of the chemical-resistant composite film layer.
According to a second aspect of the application, a method for manufacturing a flame-retardant chemical-resistant composite fabric is provided. The manufacturing method of the flame-retardant chemical-resistant composite fabric comprises the following steps:
corona treatment is carried out on the surface of the chemical-resistant composite film layer;
covering EVA adhesive coating film on the surface of the chemical-resistant composite film layer;
and (3) carrying out hot-press bonding on the chemical-resistant composite film layer covering the EVA adhesive laminated film and the flame-retardant layer to form the flame-retardant chemical-resistant composite fabric.
Optionally, the flame-retardant chemical-resistant composite fabric is placed in a constant temperature chamber for a set time after being rolled under high tension.
The beneficial effects of the application include:
according to the application, the chemical protection performance of the flame-retardant chemical-protection composite fabric is better by arranging the chemical-protection composite film layer. The flame-retardant layer is arranged on the inner side surface, the outer side surface or the outer side surface of the chemical-resistant composite film layer, so that the flame-retardant chemical-resistant composite fabric has good flame-retardant performance and flame-retardant effect.
The flame-retardant layer material of the flame-retardant chemical-resistant composite fabric can comprise an aramid felt and a PVC film, and the flame-retardant chemical-resistant composite fabric has better flame-retardant, anti-flash, anti-arc and other heat protection performances as a whole. PVC color is easy to process. The weight of the material of the nylon felt and the PVC film is lighter, and the weight of the fabric product is lighter.
The chemical-resistant composite film layer comprises a plurality of combinations of PE film, PA film, vinylidene chloride film and low-density PE film, and the flame-retardant chemical-resistant composite fabric has good chemical-resistant broad spectrum and excellent permeation resistance.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application as claimed.
Drawings
Fig. 1 is a schematic view of a flame retardant chemical protective composite fabric according to a first embodiment of the present application.
Fig. 2 is a schematic diagram of a method for manufacturing a flame retardant and chemical resistant composite fabric according to a first embodiment of the present application.
Reference numerals:
10-chemical-resistant composite film layer;
20-a flame retardant layer;
22-inner flame retardant layer.
24-surface flame retardant layer.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.
Detailed Description
For a better understanding of the technical solution of the present application, the following detailed description of the embodiments of the present application refers to the accompanying drawings.
According to a first embodiment of the present application, a flame retardant chemical protective composite fabric is provided. Referring to fig. 1, the flame retardant and chemical resistant composite fabric includes a chemical resistant composite film layer 10 and a flame retardant layer 20.
The chemical-resistant composite film layer 10 has inner and outer sides on both sides in the thickness direction. The flame retardant layer 20 is adhered to the inner and outer surfaces or the outer surfaces of the chemical-resistant composite film layer 10. The flame retardant layer may be made of one or more flame retardant materials. For example, the flame retardant layer may be made of a flame retardant material. For example, the flame retardant layer may be made of a composite of a plurality of flame retardant materials.
By arranging the chemical-resistant composite film layer 10, the flame-retardant chemical-resistant composite fabric has better chemical protection performance. The flame-retardant layer 20 is arranged on the inner side surface and the outer side surface or the outer side surface of the chemical-resistant composite film layer 10, so that the flame-retardant chemical-resistant composite fabric has good flame-retardant performance and flame-retardant effect.
The chemical-resistant composite film layer 10 can be supported by a material with good chemical protection performance.
In an alternative example, please refer to fig. 1, the chemical-protective composite film layer includes a plurality of combinations of PE film, PA film, vinylidene chloride film. The chemical-resistant composite membrane layer 10 integrates the advantages and characteristics of each layer of membrane, and has good chemical-resistant broad spectrum and excellent permeation resistance.
More preferably, the chemical-protective composite film 10 may be a co-extruded film. The chemical-resistant composite film layer 10 may be a co-extrusion film layer formed by combining and compounding a high-density PE film (PE protectivefilm), a PA film (polyamide), a vinylidene chloride film, and a low-density PE film (PEprotective film). The co-extrusion film layer is a composite film formed by compounding base materials with different performances through a multi-layer co-extrusion technology, is a one-step molding technology, and can comprehensively utilize the performances of each layer of film to meet various protection requirements. The co-extrusion film layer structure system has flexible design and low production cost.
The flame retardant layer 20 may be made of a material having a preferable flame retardant property.
In an alternative example, referring to fig. 1, the flame retardant layer 20 comprises an aramid felt and a PVC film (polyvinylchloride). The aramid felt has good thermal stability, can be continuously used under high temperature condition, can keep higher strength, and has excellent flame retardance and heat resistance, so that the flame retardant layer 20 has better flame retardance. The PVC film has good fire-resistant flame retardant properties, giving the flame retardant layer 20 better flame retardant properties. The PVC color is easy to process, making the flame retardant layer 20 easy to produce the desired color. The weight of the nylon felt and the PVC film is lighter, and the weight of the fabric product is lighter.
Thus, the flame-retardant layer 20 adopts a composite structure of aramid felt and PVC film, so that the overall flame-retardant property is good, the PVC color is easy to process, and the flame-retardant layer 20 is easy to produce into the required color. The aramid felt also has better anti-flash and anti-arc heat protection performance, and the flame-retardant anti-chemical composite fabric has anti-flash and anti-arc heat protection performance. The flame-retardant layer 20 is made of a light-weight nylon felt and a light-weight PVC film, and the fabric product is light in weight.
Of course, in other embodiments, the flame retardant layer 20 may be made of aramid felt, or PVC film, or other materials with better flame retardant property. The material of the flame retardant layer 20 can also be compounded by more than two materials with better flame retardant property.
The bonding structure mode of the aromatic flame-retardant layer 20 on the chemical-resistant composite film layer 10 can be specifically set according to the needs.
In an alternative example, referring to fig. 1, the chemical-protective composite film 10 may be thermally bonded to the flame retardant layer 20 by hot melt adhesive. A hot melt adhesive is a plastic adhesive whose physical state changes with temperature over a range of temperatures, while the chemical properties remain unchanged. The hot melt adhesive is solid at normal temperature, can be heated and melted into a flowable liquid adhesive with certain viscosity, and can be solidified again after cooling to form the bonding between materials. The hot melt adhesive can be heated and fused to cover the surface of the chemical-resistant composite film layer 10, and the chemical-resistant composite film layer 10 and the flame-retardant layer 20 can be bonded in a hot-pressing mode through a hot-pressing process.
More preferably, referring to fig. 1, the surface of the chemical-protective composite film layer 10 may be covered with EVA (ethylene-vinylacetate copolymer) adhesive film. The EEVA adhesive coating is prepared by taking ethylene-vinyl acetate copolymer as a main raw material. The EVA adhesive coating is solid at normal temperature, is heated and melted into a flowable liquid adhesive with certain viscosity, and can be solidified again after cooling to form the bonding between materials. For example, the EVA hot melt adhesive film is compounded using a hot press apparatus such as a pressing machine or a roll compounding machine.
The chemical-resistant composite film layer 10 is bonded with the flame-retardant layer 20 by electromagnetic roller hot-pressing through EVA adhesive coating. And carrying out electromagnetic roller hot-press bonding on the anti-chemical composite film layer 10 and the flame-retardant layer 20 of the laminated film. The electromagnetic roller has good heat control capability, strong penetrating power and even heating, and can not damage a film layer which is not resistant to high temperature.
And (5) carrying out corona treatment on the surface of the chemical-resistant composite film layer 10. The surface of the chemical-resistant composite film layer 10 is subjected to corona treatment, and 3000V can be adopted in a corona process. The EVA adhesive coating film is covered and arranged on the anti-chemical composite film layer 10 subjected to corona treatment. The corona improves the energy reaching value of the surface of the chemical-resistant composite film layer 10, so that the bonding effect of the chemical-resistant composite film layer 10 and the EVA adhesive coating is better.
The flame retardant layer 20 may be adhered to both inner and outer side surfaces of the chemical-resistant composite film layer 10, or the flame retardant layer 20 may be adhered to an outer side surface of the chemical-resistant composite film layer 10. More preferably, referring to FIG. 1, the flame retardant layer 20 may include an inner flame retardant layer 22 and an outer flame retardant layer 24. The chemical-resistant composite film layer 10 can be a co-extrusion film layer formed by combining and compounding a high-density PE film, a PA film, a vinylidene chloride film and a low-density PE film.
The inner flame-retardant layer 22 can adopt a composite structure of aramid felt and PVC film, the overall flame-retardant performance of the inner flame-retardant layer 22 is good, and the PVC color is easy to process. The inner flame retardant layer 22 is adhesively disposed on the inner surface of the chemical-resistant composite film layer 10.
The surface flame-retardant layer 24 can adopt a composite structure of aramid felt and PVC film, the whole flame-retardant performance of the inner flame-retardant layer 22 is good, and the PVC color is easy to process. The surface flame retardant layer 24 is adhesively disposed on the outside surface of the chemical-resistant composite film layer 10.
According to the same inventive concept, the application also provides a second embodiment, and the second embodiment provides a manufacturing method of the flame-retardant chemical-resistant composite fabric.
Referring to fig. 1 and 2, the method for manufacturing the flame-retardant chemical-resistant composite fabric comprises the following steps:
step one:
the surface of the chemical-resistant composite film layer 10 is subjected to corona treatment.
In this step, the chemical-protective composite film layer 10 may include various combinations of PE film, PA film, vinylidene chloride film. For example, the chemical-resistant composite film layer 10 may be a co-extrusion film layer formed by combining and compounding a high-density PE film, a PA film, a vinylidene chloride film, and a low-density PE film.
The surface of the chemical-resistant composite film layer 10 is subjected to corona treatment, and 3000V can be adopted in a corona process. The EVA adhesive coating film is covered and arranged on the anti-chemical composite film layer 10 subjected to corona treatment. The corona improves the energy reaching value of the surface of the chemical-resistant composite film layer 10, so that the chemical-resistant composite film layer 10 is convenient to be adhered with EVA adhesive coating.
Step two:
and (5) covering and arranging the EVA adhesive coating on the surface of the chemical-resistant composite film layer 10.
In the step, the EEVA adhesive coating is manufactured by taking ethylene-vinyl acetate copolymer as a main raw material. The EVA adhesive coating is solid at normal temperature, is heated and melted into a flowable liquid adhesive with certain viscosity, and can be solidified again after cooling to form the bonding between materials. The EEVA adhesive laminated film can be covered on the surface of the chemical-resistant composite film layer 10 after being heated and melted into a liquid state,
step three:
and (3) carrying out hot-press bonding on the chemical-resistant composite film layer 10 covered with the EVA adhesive coating film and the flame-retardant layer 20 to form the flame-retardant chemical-resistant composite fabric.
In this step, the chemical-resistant composite film layer 10 coated with the film and the flame-retardant layer 20 are subjected to electromagnetic roll thermocompression bonding. The electromagnetic roller has good heat control capability, strong penetrating power and even heating, and can not damage a film layer which is not resistant to high temperature. For example, the EVA hot melt adhesive film is compounded using a hot press apparatus such as a pressing machine or a roll compounding machine.
More preferably, referring to fig. 1, after the fire-retardant chemical-resistant composite fabric is rolled under high tension, the fire-retardant chemical-resistant composite fabric is kept stand in a thermostatic chamber for a set time, so that the chemical-resistant composite film layer 10 and the fire-retardant layer 20 are bonded by hot pressing. More specifically, after high tension rolling, the film is kept stand for 4-8 hours in a constant temperature chamber at 80 ℃ to make the chemical-resistant composite film layer 10 and the flame-retardant layer 20 bonded by hot pressing.
The specific structure of the flame retardant and chemical resistant composite fabric in this embodiment may be set in the same manner as the flame retardant and chemical resistant composite fabric in the first embodiment.
In this embodiment, referring to FIG. 1, the flame retardant layer 20 may include an inner flame retardant layer 22 and an outer flame retardant layer 24. The inner flame retardant layer 22 is adhered to the inner surface of the chemical-resistant composite film layer 10. The surface flame retardant layer 24 is required to be adhered to the outer surface of the chemical-resistant composite film layer 10.
Correspondingly, in the first step, corona treatment can be performed on the inner side surface and the outer side surface of the chemical-resistant composite film layer 10.
In the second step, the EVA glue coating may be covered on the inner and outer surfaces of the chemical-resistant composite film layer 10.
In the third step, the chemical-resistant composite film layer 10 covered with EVA glue laminated on the inner and outer sides is bonded with the inner flame-retardant layer 22 and the outer flame-retardant layer 24 by hot pressing, so as to form the flame-retardant chemical-resistant composite fabric.
According to the application, the chemical protection performance of the flame-retardant chemical-protection composite fabric is better by arranging the chemical-protection composite film layer. The flame-retardant layer is arranged on the two side surfaces or any one surface of the chemical-resistant composite film layer in the thickness direction, so that the flame-retardant chemical-resistant composite fabric has good flame-retardant performance and flame-retardant effect.
The flame-retardant layer material of the flame-retardant chemical-resistant composite fabric can comprise an aramid felt and a PVC film, and the flame-retardant chemical-resistant composite fabric has better flame-retardant, anti-flash, anti-arc and other heat protection performances as a whole. PVC color is easy to process. The weight of the material of the nylon felt and the PVC film is lighter, and the weight of the fabric product is lighter.
The chemical-resistant composite film layer comprises a plurality of combinations of PE film, PA film, vinylidene chloride film and low-density PE film, and the flame-retardant chemical-resistant composite fabric has good chemical-resistant broad spectrum and excellent permeation resistance.
It should be understood that the described embodiments are merely some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The terminology used in the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one relationship describing the association of the associated objects, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
It should be understood that in the description of the present application, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying any particular order or sequence unless explicitly stated or limited otherwise.
Depending on the context, the word "if" as used herein may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to detection". Similarly, the phrase "if determined" or "if detected (stated condition or event)" may be interpreted as "when determined" or "in response to determination" or "when detected (stated condition or event)" or "in response to detection (stated condition or event), depending on the context.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present application may be embodied essentially or in a part contributing to the prior art in the form of a computer software product stored in a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) comprising instructions for causing a terminal (which may be a mobile phone, a computer, a control device, or a network equipment, etc.) to perform the method according to the embodiments of the present application.
The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are to be protected by the present application.

Claims (10)

1. The utility model provides a fire-retardant antichemical composite fabric which characterized in that includes:
an antichemical composite film layer; a kind of electronic device with high-pressure air-conditioning system
The flame-retardant layer is made of one or more flame-retardant materials;
the fire-retardant layers are adhered on the surfaces of the inner side and the outer side or the outer side of the composite protective layer.
2. The flame retardant chemical protective composite fabric according to claim 1, wherein:
the flame-retardant layer comprises aramid felt and PVC film.
3. The flame retardant chemical protective composite fabric according to claim 1, wherein:
the chemical-resistant composite film layer comprises a PE film, a PA film and a vinylidene chloride film.
4. The flame retardant and chemical resistant composite fabric according to claim 3, wherein:
the chemical-resistant composite film layer is a co-extrusion film layer.
5. The flame retardant chemical protective composite fabric according to claim 1, wherein:
and the chemical-resistant composite film layer is bonded with the flame-retardant layer through hot-melt adhesive in a hot-pressing way.
6. The flame retardant and chemical resistant composite fabric of claim 5, wherein:
EVA adhesive spraying films are covered on the surfaces of the chemical-resistant composite film layers;
and the chemical-resistant composite film layer is bonded with the flame-retardant layer electromagnetic roller through hot pressing by the EVA adhesive coating.
7. The flame retardant chemical protective composite fabric according to claim 6, wherein:
corona treatment is carried out on the surface of the chemical-resistant composite film layer;
the EVA adhesive coating film is arranged on the chemical-resistant composite film layer through corona treatment in a covering mode.
8. The flame retardant chemical protective composite fabric according to any one of claims 1-7, wherein:
the flame retardant layer comprises an inner flame retardant layer and an outer flame retardant layer;
the inner flame-retardant layer is adhered to the inner side surface of the chemical-resistant composite film layer;
the surface flame-retardant layer is adhered to the outer side surface of the chemical-resistant composite film layer.
9. The manufacturing method of the flame-retardant chemical-resistant composite fabric is characterized by comprising the following steps of:
corona treatment is carried out on the surface of the chemical-resistant composite film layer;
covering EVA adhesive coating film on the surface of the chemical-resistant composite film layer;
and (3) carrying out hot-press bonding on the chemical-resistant composite film layer covering the EVA adhesive laminated film and the flame-retardant layer to form the flame-retardant chemical-resistant composite fabric.
10. The method for manufacturing the flame-retardant chemical-resistant composite fabric according to claim 9, which is characterized in that:
the flame-retardant chemical-resistant composite fabric is placed in a constant temperature chamber for a set time after being rolled under high tension.
CN202310417031.6A 2023-04-18 2023-04-18 Flame-retardant chemical-resistant composite fabric and manufacturing method thereof Pending CN116587706A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310417031.6A CN116587706A (en) 2023-04-18 2023-04-18 Flame-retardant chemical-resistant composite fabric and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310417031.6A CN116587706A (en) 2023-04-18 2023-04-18 Flame-retardant chemical-resistant composite fabric and manufacturing method thereof

Publications (1)

Publication Number Publication Date
CN116587706A true CN116587706A (en) 2023-08-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310417031.6A Pending CN116587706A (en) 2023-04-18 2023-04-18 Flame-retardant chemical-resistant composite fabric and manufacturing method thereof

Country Status (1)

Country Link
CN (1) CN116587706A (en)

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