CN114705084B - Preparation method of electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate and bulletproof plate - Google Patents

Preparation method of electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate and bulletproof plate Download PDF

Info

Publication number
CN114705084B
CN114705084B CN202210493339.4A CN202210493339A CN114705084B CN 114705084 B CN114705084 B CN 114705084B CN 202210493339 A CN202210493339 A CN 202210493339A CN 114705084 B CN114705084 B CN 114705084B
Authority
CN
China
Prior art keywords
fiber
raw material
preparation
coupling agent
electromagnetic shielding
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.)
Active
Application number
CN202210493339.4A
Other languages
Chinese (zh)
Other versions
CN114705084A (en
Inventor
杨恒
高波
吴传清
林明清
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.)
Hunan Zhongtai Special Equipment Co Ltd
Original Assignee
Hunan Zhongtai Special Equipment 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 Hunan Zhongtai Special Equipment Co Ltd filed Critical Hunan Zhongtai Special Equipment Co Ltd
Priority to CN202210493339.4A priority Critical patent/CN114705084B/en
Publication of CN114705084A publication Critical patent/CN114705084A/en
Application granted granted Critical
Publication of CN114705084B publication Critical patent/CN114705084B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
    • F41H5/00—Armour; Armour plates
    • F41H5/02—Plate construction
    • F41H5/04—Plate construction composed of more than one 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
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • 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
    • B32B5/022—Non-woven fabric
    • 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
    • B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/83—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/02—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with hydrocarbons
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/12—Aldehydes; Ketones
    • D06M13/127—Mono-aldehydes, e.g. formaldehyde; Monoketones
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/50—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with organometallic compounds; with organic compounds containing boron, silicon, selenium or tellurium atoms
    • D06M13/503—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with organometallic compounds; with organic compounds containing boron, silicon, selenium or tellurium atoms without bond between a carbon atom and a metal or a boron, silicon, selenium or tellurium atom
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0073—Shielding materials
    • H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
    • B32B2037/243—Coating
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/02—Coating on the layer surface on 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/20—Inorganic coating
    • B32B2255/205—Metallic coating
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • 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
    • 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
    • B32B2262/0253—Polyolefin 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/106—Carbon fibres, e.g. graphite 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
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/212—Electromagnetic interference shielding
    • 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
    • B32B2571/00—Protective equipment
    • B32B2571/02—Protective equipment defensive, e.g. armour plates, anti-ballistic clothing
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)

Abstract

The application relates to a preparation method of an electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate and the bulletproof plate, comprising the following steps of mixing fiber raw materials and metal raw materials, coating the mixture on the surface of polyethylene fiber laid cloth, and then pressing a plurality of layers of polyethylene fiber laid cloth to obtain the electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate; the preparation method of the fiber raw material comprises the steps of immersing the fiber in an organic solution, stirring, standing and drying to obtain the fiber raw material, wherein the fiber is polyimide fiber or carbon fiber; the preparation method of the metal raw material comprises the steps of mixing metal powder and an organic solution, and drying to obtain the metal raw material, wherein the metal powder is iron powder or nickel powder; the organic solution is a mixture of formaldehyde solution, liquid paraffin and titanate coupling agent; the bulletproof shielding material has high electromagnetic shielding effectiveness while guaranteeing bulletproof performance.

Description

Preparation method of electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate and bulletproof plate
Technical Field
The application belongs to the technical field of ultra-high molecular weight polyethylene fibers, and particularly relates to a preparation method of an electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate and the bulletproof plate.
Background
The ultra-high molecular weight polyethylene (UHMW-PE) is a thermoplastic engineering plastic with a linear structure and excellent comprehensive performance, the strength is as high as 30.8cN/dtex, the specific strength is the highest in chemical fiber, and the ultra-high molecular weight polyethylene (UHMW-PE) has better excellent performances of wear resistance, impact resistance, corrosion resistance, light resistance and the like. It can be directly made into ropes, cables, fishing nets and various fabrics: bulletproof vests, clothes, cutting-proof gloves and the like, wherein the bulletproof effect of the bulletproof vests is better than that of aramid fibers.
CN102277728A discloses a preparation method of conductive ultra-high molecular weight polyethylene fiber, wherein a conventional preparation method of conductive fiber or antistatic fiber is given in the background art, which comprises doping conductive substance, surface coating or adsorbing conductive substance, surface plating metal, the preparation method of the above patent is:
soaking the ultra-high molecular weight polyethylene fiber in an acetone, ethanol or tetrahydrofuran solution, ultrasonically washing, rinsing with deionized water, naturally airing at normal temperature, or vacuum drying at 20-100 ℃;
step (2) preparing an activation solution: dissolving dopamine substances in a buffer solution to prepare an activation solution with the concentration of the dopamine substances of 0.001-0.1 mol/L;
step (3), placing the washed ultra-high molecular weight polyethylene fibers into a reaction vessel, adding excessive activating solution, and activating under stirring;
the step (4) is to prepare a chemical silver plating solution, and the specific steps are as follows: (1) preparing silver liquid: adding silver salt into deionized water according to the proportion of 0.02-0.4 mol per liter of deionized water, and dropwise adding concentrated ammonia water while stirring until the precipitate is completely dissolved; (2) preparing a reducing solution: adding a reducing agent into deionized water according to the proportion of 0.02-1 mol per liter of deionized water; (3) uniformly mixing silver solution and reducing solution according to a volume ratio of 1:1, namely preparing the chemical silver plating solution;
and (5) immersing the activated ultra-high molecular weight polyethylene fibers into plating solution for 0.5-10 hours at the temperature of 10-60 ℃ to finish silver plating.
The silver liquid is used in the scheme, and the cost is high.
Disclosure of Invention
The application aims to solve the technical problem of providing a preparation method of an electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate and the bulletproof plate, which have higher electromagnetic shielding effectiveness while guaranteeing bulletproof performance.
The application relates to a preparation method of an electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate, which comprises the following steps,
mixing a fiber raw material and a metal raw material, coating the mixture on the surface of polyethylene fiber laid cloth, and then pressing a plurality of layers (preferably 100-110 layers) of polyethylene fiber laid cloth to obtain an electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate;
the preparation method of the fiber raw material comprises the steps of immersing the fiber in an organic solution, stirring, standing and drying to obtain the fiber raw material, wherein the fiber is polyimide fiber or carbon fiber;
the preparation method of the metal raw material comprises the steps of mixing metal powder and an organic solution, and drying to obtain the metal raw material, wherein the metal powder is iron powder or nickel powder;
the organic solution is a mixture of formaldehyde solution, liquid paraffin and titanate coupling agent.
Preferably, the weight ratio of the fiber raw material to the metal raw material is 1:0.3-0.5.
Preferably, the total weight of the fiber raw material and the metal raw material is 12-15% of the weight of the polyethylene fiber laid fabric.
Preferably, the pressing temperature is 120-125 ℃ and the pressing pressure is 20-25MPa.
Preferably, the weight ratio of the formaldehyde solution to the liquid paraffin to the titanate coupling agent is 1:1:1.
Preferably, in the preparation method of the fiber raw material, the weight of the titanate coupling agent is 1-3% of the weight of the fiber.
Preferably, in the preparation method of the metal raw material, the weight of the titanate coupling agent is 1-3% of the weight of the metal powder.
Preferably, the polyimide fibers or carbon fibers have a length of 3 to 4mm.
Preferably, in the preparation method of the fiber raw material, the stirring speed is 100-120rpm/min, and the drying temperature is 70-80 ℃; in the preparation method of the metal raw material, the drying temperature is 100-110 ℃.
Preferably, in the preparation method of the fiber raw material, the titanate coupling agent is a titanate coupling agent NDZ_102; in the preparation method of the metal raw material, the titanate coupling agent is a titanate coupling agent TMC-TTS.
The application provides an electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate, which is prepared by adopting the preparation method.
The application has the beneficial effects that the surface of the polyethylene fiber laid cloth is coated with the fiber and the metal powder, and the fiber and the metal powder are treated by immersing in an organic solution and then drying, so that the electromagnetic shielding effectiveness of the product is effectively improved.
Detailed Description
Example 1
A method for preparing an electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate, which comprises the following steps,
1. firstly mixing formaldehyde aqueous solution, liquid paraffin and titanate coupling agent NDZ_102 according to the mass ratio of 1:1:1, then soaking carbon fiber with the length of 3-4mm in the mixture, stirring the mixture for 1 hour according to 100rpm/min by the weight of the titanate coupling agent NDZ_102, standing the mixture for 12 hours, and then placing the mixture in a vacuum drying oven to dry the mixture at 80 ℃ for 3 hours to obtain the fiber raw material.
2. Mixing formaldehyde solution, liquid paraffin and a titanate coupling agent TMC-TTS according to a mass ratio of 1:1:1, adding nickel powder into the solution, fully mixing the mixture by a high-speed mixer, and drying the mixture at 100 ℃ for 12 hours in a vacuum drying oven to obtain a metal raw material, wherein the weight of the titanate coupling agent TMC-TTS is 2% of that of the nickel powder.
3. The fiber raw material and the metal raw material are mixed according to the mass ratio of 1: and 0.5, uniformly mixing the materials, and uniformly laying the materials on the surface of the high-strength high-modulus polyethylene fiber laid fabric, wherein the total mass of the fiber raw materials and the metal raw materials is 12% of the mass of the high-strength high-modulus polyethylene fiber laid fabric.
4. 100 layers of high-strength high-modulus polyethylene fiber are laid in a pressing die at 120 ℃ under 22Mpa for 1 hour, and multiple times of air exhaustion are performed.
5. And taking out after the pressing time is finished, and performing corner polishing treatment to obtain the electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate.
Example 2
Compared with example 1, the difference is that: the carbon fiber in the step 1 is replaced by polyimide fiber, the nickel powder in the step 2 is replaced by iron powder, and the fiber raw material and the metal raw material in the step 3 are in mass ratio of 1:0.5 is replaced by a fiber raw material and a metal raw material according to the mass ratio of 1:0.3, and the other steps are the same as in example 1.
Comparative example 1
Compared with example 1, the difference is that: and (3) removing the step (1), namely uniformly laying the metal raw material and the metal raw material on the surface of the high-strength high-modulus polyethylene fiber laid fabric, wherein the mass of the metal raw material is 12% of that of the high-strength high-modulus polyethylene fiber laid fabric, and the other steps are the same as those of the embodiment (1).
Comparative example 2
Compared with example 1, the difference is that: step 1 and step 2 are removed, and the carbon fiber and the nickel powder are directly mixed according to the mass ratio of 1:0.5, uniformly mixing and uniformly laying on the surface of the high-strength high-modulus polyethylene fiber laid fabric, wherein the total mass of the carbon fiber and the nickel powder is 12% of the mass of the high-strength high-modulus polyethylene fiber laid fabric, and the other materials are the same as in the embodiment 1.
Comparative example 3
Compared with example 1, the difference is that: removing liquid paraffin from the organic solution in the step 1 and the step 2, namely, only mixing the formaldehyde solution and the titanate coupling agent NDZ_102 in a mass ratio of 1:1:1 in the step 1; step 2, only mixing formaldehyde solution and titanate coupling agent TMC-TTS according to a mass ratio of 1:1:1.
The materials obtained in the above examples and comparative examples were tested for electromagnetic shielding properties, and test data shown in table 1 were obtained.
Table 1 table of electromagnetic shielding performance data for different materials
Material Electromagnetic frequency Electromagnetic shielding effectiveness/dB Ballistic rating
Example 1 1.0GHz 58.1 GA3 grade
Example 2 1.0GHz 52.7 GA3 grade
Comparative example 1 1.0GHz 38.8 GA3 grade
Comparative example 2 1.0GHz 35.6 GA3 grade
Comparative example 3 1.0GHz 45.2 GA3 grade
From the properties of the materials of the embodiment and the comparative example, the electromagnetic shielding effect can be improved by adding the carbon fiber, treating the carbon fiber and the metal powder and adding the liquid paraffin into the organic solvent.
The electromagnetic shielding effectiveness of the bulletproof plate prepared by the application is more than 50dB within the range of 1 MHz-12 GHz, thereby achieving better level performance.
Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of protection of the application is limited to these examples; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the application, the steps may be implemented in any order and there are many other variations of the different aspects of one or more embodiments of the application as described above, which are not provided in detail for the sake of brevity.
One or more embodiments of the present application are intended to embrace all such alternatives, modifications and variations as fall within the broad scope of the present application. Accordingly, any omissions, modifications, equivalents, improvements and others which are within the spirit and principles of the one or more embodiments of the application are intended to be included within the scope of the application.

Claims (10)

1. The preparation method of the electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate is characterized by comprising the following steps of,
mixing a fiber raw material and a metal raw material, coating the mixture on the surface of polyethylene fiber laid cloth, and then pressing the multi-layer polyethylene fiber laid cloth to obtain an electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate;
the preparation method of the fiber raw material comprises the steps of immersing the fiber in an organic solution, stirring, standing and drying to obtain the fiber raw material, wherein the fiber is polyimide fiber or carbon fiber;
the preparation method of the metal raw material comprises the steps of mixing metal powder and an organic solution, and drying to obtain the metal raw material, wherein the metal powder is iron powder or nickel powder;
the organic solution is a mixture of formaldehyde solution, liquid paraffin and titanate coupling agent.
2. The method of claim 1, wherein the weight ratio of the fiber raw material to the metal raw material is 1:0.3-0.5.
3. The method of claim 1, wherein the total weight of the fiber raw material and the metal raw material is 12-15% of the weight of the polyethylene fiber laid fabric.
4. The method of claim 1, wherein the pressing is carried out at a temperature of 120-125 ℃ and a pressure of 20-25MPa.
5. The method of any one of claims 1-4, wherein the weight ratio of formaldehyde solution, liquid paraffin and titanate coupling agent is 1:1:1.
6. The method of any one of claims 1 to 4, wherein the titanate coupling agent is present in an amount of 1 to 3% by weight of the fiber.
7. The method according to any one of claims 1 to 4, wherein the titanate coupling agent is 1 to 3% by weight of the metal powder.
8. The method according to any one of claims 1 to 4, wherein in the method for producing a fiber raw material, the stirring speed is 100 to 120rpm/min, and the drying temperature is 70 to 80 ℃; in the preparation method of the metal raw material, the drying temperature is 100-110 ℃.
9. The method according to any one of claims 1 to 4, wherein in the method for producing a fiber raw material, the titanate coupling agent is titanate coupling agent ndz_102; in the preparation method of the metal raw material, the titanate coupling agent is a titanate coupling agent TMC-TTS.
10. An electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate, which is characterized in that the electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate is prepared by adopting the preparation method of any one of claims 1-9.
CN202210493339.4A 2022-05-07 2022-05-07 Preparation method of electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate and bulletproof plate Active CN114705084B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210493339.4A CN114705084B (en) 2022-05-07 2022-05-07 Preparation method of electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate and bulletproof plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210493339.4A CN114705084B (en) 2022-05-07 2022-05-07 Preparation method of electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate and bulletproof plate

Publications (2)

Publication Number Publication Date
CN114705084A CN114705084A (en) 2022-07-05
CN114705084B true CN114705084B (en) 2023-10-24

Family

ID=82176231

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210493339.4A Active CN114705084B (en) 2022-05-07 2022-05-07 Preparation method of electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate and bulletproof plate

Country Status (1)

Country Link
CN (1) CN114705084B (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1130223A (en) * 1995-02-27 1996-09-04 北京航空航天大学 Electric heating, shielding, anti-static multifunctional conductive fabric and its preparing method
US5726106A (en) * 1994-03-03 1998-03-10 Klason; Tore Carl Fredrik EMI shielding materials, fibers therefor and method for their preparation
DE102005059324A1 (en) * 2005-12-09 2007-06-21 Basf Ag The film or plate, which can be metalized as an electromagnetic radiation shield, comprises a plastics mixture of thermoplastics and metal powder together with dispersant and filling materials
KR20120070912A (en) * 2010-12-22 2012-07-02 비아이 이엠티 주식회사 Heat-resistant thermoplastic resin composition and method of manufacturing thereof
KR101579522B1 (en) * 2014-07-25 2015-12-23 (주)창림이엔지 Resin composition having electro-magnetic wave absorption function with high thermal radiation, and molded article manufacture by using the same
WO2017039032A1 (en) * 2015-09-02 2017-03-09 윈엔윈(주) Electromagnetic wave shielding material sheet and manufacturing method therefor
CN110241472A (en) * 2019-07-18 2019-09-17 星宇安防科技股份有限公司 A kind of anti-cutting ultra high molecular weight polyethylene fiber of superelevation and preparation method thereof
CN110425934A (en) * 2019-07-30 2019-11-08 雷念程 High-strength electromagnetic shielding soft stab-resistant flak jackets and manufacturing method
CN111235665A (en) * 2020-03-16 2020-06-05 星宇安防科技股份有限公司 Ultra-high molecular weight polyethylene fiber and preparation method thereof
RU2020107954A3 (en) * 2020-02-24 2021-08-24
WO2021173042A1 (en) * 2020-02-24 2021-09-02 Ирина Анатольевна ЗАДОРОЖНАЯ Fragment-proof shielding canvas

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020108699A1 (en) * 1996-08-12 2002-08-15 Cofer Cameron G. Method for forming electrically conductive impregnated fibers and fiber pellets
US6790526B2 (en) * 1998-01-30 2004-09-14 Integument Technologies, Inc. Oxyhalopolymer protective multifunctional appliqués and paint replacement films
US20100003431A1 (en) * 2008-07-02 2010-01-07 John Raybuck Composite materials

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5726106A (en) * 1994-03-03 1998-03-10 Klason; Tore Carl Fredrik EMI shielding materials, fibers therefor and method for their preparation
CN1130223A (en) * 1995-02-27 1996-09-04 北京航空航天大学 Electric heating, shielding, anti-static multifunctional conductive fabric and its preparing method
DE102005059324A1 (en) * 2005-12-09 2007-06-21 Basf Ag The film or plate, which can be metalized as an electromagnetic radiation shield, comprises a plastics mixture of thermoplastics and metal powder together with dispersant and filling materials
KR20120070912A (en) * 2010-12-22 2012-07-02 비아이 이엠티 주식회사 Heat-resistant thermoplastic resin composition and method of manufacturing thereof
KR101579522B1 (en) * 2014-07-25 2015-12-23 (주)창림이엔지 Resin composition having electro-magnetic wave absorption function with high thermal radiation, and molded article manufacture by using the same
WO2017039032A1 (en) * 2015-09-02 2017-03-09 윈엔윈(주) Electromagnetic wave shielding material sheet and manufacturing method therefor
CN110241472A (en) * 2019-07-18 2019-09-17 星宇安防科技股份有限公司 A kind of anti-cutting ultra high molecular weight polyethylene fiber of superelevation and preparation method thereof
CN110425934A (en) * 2019-07-30 2019-11-08 雷念程 High-strength electromagnetic shielding soft stab-resistant flak jackets and manufacturing method
RU2020107954A3 (en) * 2020-02-24 2021-08-24
WO2021173042A1 (en) * 2020-02-24 2021-09-02 Ирина Анатольевна ЗАДОРОЖНАЯ Fragment-proof shielding canvas
CN111235665A (en) * 2020-03-16 2020-06-05 星宇安防科技股份有限公司 Ultra-high molecular weight polyethylene fiber and preparation method thereof

Also Published As

Publication number Publication date
CN114705084A (en) 2022-07-05

Similar Documents

Publication Publication Date Title
US4364739A (en) Method of making electrically conducting fiber
US4378226A (en) Electrically conducting fiber and method of making same
US4670189A (en) Electrically conducting material and process of preparing same
CN107541953A (en) A kind of composite conducting fiber and preparation method thereof
CN102220690A (en) Method for manufacturing electromagnetic radiation resistant fabric
CN113235295B (en) Mixed metal nuclear radiation resistant material and preparation method and garment thereof
CN102444023A (en) Method for preparing polyaniline composite nano silver conductive fibers
CN108485281A (en) A kind of low dielectric high intensity wave-penetrating composite material and preparation method thereof
CN114705084B (en) Preparation method of electromagnetic shielding ultra-high molecular weight polyethylene bulletproof plate and bulletproof plate
JPH026660A (en) Metallization of fibrous material
JP5536002B2 (en) Fabric, thread or floc surface treatment method
KR101385003B1 (en) Stab-resistant fabric
CN105544203B (en) A kind of preparation method of fluorescence spandex material
CN114705085B (en) Preparation method of ultra-high molecular weight polyethylene fiber bulletproof plate and bulletproof plate
CN114086273A (en) Graphene anti-ultraviolet anti-cutting high-stretch-resistance composite fiber and preparation method thereof
KR20120086540A (en) Electromagnetic Interference Shielding Material
CN108588942B (en) Acrylic copper-boron alloy plated conductive filament and preparation method thereof
CN113005781B (en) Conductive fabric processing method based on cascade catalytic graft polymerization
CN108035140A (en) A kind of production technology of graphene-based composite fiber fabric
CN115323789A (en) Preparation method of chemically bonded dendrimer silver-plated conductive para-aramid fiber
RU2756749C2 (en) Method for manufacturing anti-fragmentation shielding canvas
Yang et al. Preparation and evaluation of PANI/PTT electromagnetic shielding fabric by in-situ chemical polymerization
CN110965317B (en) Anti-electromagnetic radiation silk fabric and preparation method thereof
CN114561080B (en) Electromagnetic shielding material with integrated structure and function and preparation method thereof
CN109468728B (en) Bamboo fiber fabric

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant