CN109680491A - A kind of biodegradable fire retardant protective clothing fabric and a kind of padding liquid - Google Patents
A kind of biodegradable fire retardant protective clothing fabric and a kind of padding liquid Download PDFInfo
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- CN109680491A CN109680491A CN201811549299.0A CN201811549299A CN109680491A CN 109680491 A CN109680491 A CN 109680491A CN 201811549299 A CN201811549299 A CN 201811549299A CN 109680491 A CN109680491 A CN 109680491A
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- 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
- D06M13/244—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 sulfur or phosphorus
- D06M13/282—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 sulfur or phosphorus with compounds containing phosphorus
- D06M13/285—Phosphines; Phosphine oxides; Phosphine sulfides; Phosphinic or phosphinous acids or derivatives thereof
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- 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
- D06M11/68—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 phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof
- D06M11/70—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 phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof with oxides of phosphorus; with hypophosphorous, phosphorous or phosphoric acids or their salts
- D06M11/71—Salts of phosphoric acids
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- 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
- D06M11/77—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 silicon or compounds thereof
- D06M11/79—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 silicon or compounds thereof with silicon dioxide, silicic acids or their salts
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- 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
- D06M13/244—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 sulfur or phosphorus
- D06M13/282—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 sulfur or phosphorus with compounds containing phosphorus
- D06M13/288—Phosphonic or phosphonous acids or derivatives thereof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
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- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/53—Polyethers
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- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
- D06M15/6436—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain containing amino groups
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- 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
- D06M2101/24—Polymers or copolymers of alkenylalcohols or esters thereof; Polymers or copolymers of alkenylethers, acetals or ketones
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- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/30—Flame or heat resistance, fire retardancy properties
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- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/50—Modified hand or grip properties; Softening compositions
Abstract
The invention belongs to labor protections to take technical field, and in particular to a kind of biodegradable fire retardant protective clothing fabric.For existing nuclear industry aramid fiber fire retardant protective clothing, its kevlar fabric cannot be dissolved in water, consumption compared with multiple-energy-source and generates more poisonous and harmful substance in burning, and the deficiency that residues of combustion is more, the present invention adopts the following technical scheme: a kind of biodegradable fire retardant protective clothing fabric, the fabric is padded by polyvinyl alcohol spunlace non-woven cloth by final finishing, contain in final finishing padding liquid: chlorine (diisopropylaminoethyl) methoxyl group phosphine, high molecular weight ammonium polyphosphate, methylphosphonic acid (5- Ethyl-2-Methyl -2- oxo -1, 3, 2- dioxy phosphorus heterocycle hex- 5- yl) methyl ester, fire retardant, diatomite, acrylic ester adhesive, polyethylene glycol, amido silicon oil, polyoxyethylene ether wetting agent and water.The beneficial effect of protective garment fabric of the invention is: water-soluble；Environmental-protecting performance；Highly resistance molten metal；Preferable heat insulating function.
Description
Technical field
The invention belongs to labor protections to take technical field, and in particular to a kind of biodegradable fire retardant protective clothing fabric and
A kind of padding liquid.
Background technique
The special work posts such as welding and cutting are often used in the maintenance repair and maintenance of nuclear power station, are needed in welding
Protection Product is used, ISO11611 standard defines the security protection performance that welding protective garment should have.In nuclear industry environment
Under, using the Protection Product that can be repeatedly used, not only decontamination is expensive, and pipeline is cumbersome, and is easy because decontamination is not clean
Bring the risk of radioactive contamination.The safety precaution of high request recommends nuclear industry environmental interior Protection Product to produce using disposable
Product.
Traditional electric welding work clothes, protective garment fabric be done through pure cotton canvas of the special process to high grammes per square metre it is secondary fire-retardant
It arranges, according to work post feature, the labor protection clothes specially made of sewing tech.This electric welding work clothes fabric is thick and heavy,
Stiff, dress is uncomfortable, and more major problem is that, they are with high costs, it is difficult to use as disposable protective articles.
For the defect of tradition electric welding work clothes, many countries are used with kevlar fabric, through final finishing system in the world at present
At used in nuclear power station electric-welding protective garment.Although this kevlar fabric protective garment is welded the thick and heavy, stiff of clothes, dress not in tradition
Suitable aspect has the improvement of essence, however, the cost of kevlar fabric protective garment is very expensive, as disposable work clothes material
Material, the offal treatment after its use are also extremely difficult.In burning disposal, due to the high flame-retardant property of kevlar fabric protective garment,
It will consume much more energy than common waste, and the poisonous and harmful substance and CO 2 waste gas of generation are also significantly high
In common waste.Also, residue is more after burning, and will occupy more landfill space, accumulates over a long period, treating capacity is very huge
Greatly, not only with high costs, and secondary pollution is easily caused, damage to the environment.And for the waste of nuclear power station, it can not use
Burning process processing, needs whole landfill disposals.The protective garment waste largely used, causes flood tide amount of landfill, gives operating cost
Huge problem is brought with environment.
Related patents such as CN103799575A discloses a kind of production method of flame-retardant cotton protective garment.Its technical solution
For cotton dress is first made, when client needs, then carries out impregnating the subsequent operations such as fire retardant.The program not can relate to
The protection of ISO9150 correlated performance.
Related patents such as CN108032561A discloses a kind of compound temperature-resistant flame retarding fabric, it is used for using one kind
The carbon cloth of heatproof flame-retardant protective garment, including carbon fibre cloth layer are interwoven multiple by carbon fiber tram and sizing warp thread
The carbon cloth layer unit that width is 8-9cm is constituted, and is connected to one by sizing warp thread between two neighboring carbon cloth layer unit
It rises；Primer layer and aluminum membranous layer are set gradually under the carbon fibre cloth layer.The arranged on left and right sides of the carbon cloth layer unit
With the strand side for preventing carbon fiber tram and warp thread of being formed scatters.The dope layer is polyurethane layer of varnish.The carbon cloth
Thermal coefficient is small, heat-insulating flame-retardant permeability is good and wear-resisting folding, low in cost.Technical solution fabric produced, energy
Enough there is preferable antistatic property, there can be preferable reflex to heat radiation, but for directly contacting the anti-of high temp objects
Shield, still lacks effective protective capacities.The program also fails to be related to the protection of ISO9150 correlated performance.
Related patents such as CN105935176A discloses a kind of inflaming retarding fabric, and material is oxygen-enriched fiber, has resistance to height
The advantages that temperature, resistance to molten iron, chemically-resistant article.It due to material cost, and cannot be destroyed using environmentally friendly means, not be suitable for making
Make the disposable protective clothing of nuclear industry.
Related patents such as CN207088647U discloses a kind of compound temperature-resistant flame retarding fabric, it uses multilayered structure,
First nonwoven layers are made of at least one of para-aramid fiber, polyimide fiber, Powerleader synthetic fibre fiber, PSA fiber, and second
Nonwoven layers are made of meta-aramid fibers and the mixing of a certain amount of anti-bacterial fibre.When encountering flame or high temperature, because of the second nonwoven
Layer has significantly higher heat-shrinkable, and compound nonwoven cloth will appear the phenomenon that arches upward, and realize high heat-proof quality.The technical solution
Not only it had been able to achieve preferable flame retardant effect, but also has been able to achieve heat-proof quality.But due to all using high flame retardant fabrics systems such as aramid fibers
At material cost is very high, and since it cannot be destroyed using environmentally friendly means, is not suitable for manufacturing the disposable of nuclear industry
Protective garment.
Summary of the invention
The present invention is directed to existing nuclear industry aramid fiber fire retardant protective clothing, and kevlar fabric cannot be using at environment protection method
The deficiency of reason provides a kind of biodegradable fire retardant protective clothing fabric, under the premise of meeting relevant criterion, in the middle part of fabric
Divide basic material to be dissolvable in water water, to separate radioactive contaminant, volume reduction treatment is carried out to waste and provides possibility.
To realize that realization can be suitble to nuclear power station waste to subtract under the premise of meeting welding protection safety standard and comfort
Hold the purpose of processing requirement, the present invention adopts the following technical scheme: a kind of biodegradable fire retardant protective clothing fabric, described
Fabric is padded by polyvinyl alcohol spunlace non-woven cloth by final finishing, is contained in final finishing padding liquid:
Chloromethane epoxide phosphine；
High molecular weight ammonium polyphosphate；
Methylphosphonic acid methyl ester；
Fire retardant FR C-1；
Heat preserving and insulating material；
Adhesive；
Softening agent；
Wetting agent；
Water.
Protective garment fabric of the invention uses polyvinyl alcohol spunlace non-woven cloth for main raw material(s), is impregnated by large arch dam
It is made with coating process, polyvinyl alcohol is a kind of very unique water soluble polymer, is given up when protective garment uses
It after abandoning, is soluble in hot water, filters out radioactive ash, filtrate discharge, infiltration soil is biodegradable or thermal oxide drop
Solution；After using discarding, by water-soluble filtering, thermal oxidation filtrate, remaining filter residue greatly reduces, and reduces waste and needs
Regulation sealing landfill quantity is handled by core dangerous waste, a large amount of processing fund is not only saved, reduces secondary contamination risk, Er Qieyou
Conducive to closed buried ground ecological environment is kept, some other time risk of leakage is reduced；The padding liquid of special formulation can be with polyvinyl alcohol water
Prick nonwoven cloth preferably combines, and after special Recipe flame-proof treatment, fabric can meet ISO9150 standard, can bear more
The high speed impact of secondary high-temperature fusion molten steel；Fabric after arranging has good heat-insulating capability, works as high temp objects, such as welds
Slag is connect when falling on protective garment, heat, which will not readily penetrate through, in the short time is transmitted to human body surface and damages.
As an improvement, also containing polyethylene glycol in the final finishing padding liquid.Using polyethylene glycol as phase-change material,
Can be by phase transformation assist absorption heat when encountering high temperature, and polyethylene glycol and COMPONENTS COMPATIBILITYs other in padding liquid are good.
As an improvement, the heat preserving and insulating material is diatomite, described adhesive is acrylic ester adhesive, described soft
Soft dose is amido silicon oil, and the wetting agent is polyoxyethylene ether wetting agent, the parts by weight of the final finishing padding liquid are as follows:
65 to 165 parts of phosphine of chlorine (diisopropylaminoethyl) methoxyl group；
150 to 400 parts of high molecular weight ammonium polyphosphate；
150 parts of compound phosphonium flame retardant complex, wherein methylphosphonic acid (5- Ethyl-2-Methyl -2- oxo -
1,3,2- dioxy phosphorus heterocycle hex- 5- yl) 121.5 parts of methyl ester, fire retardant FR C-1,28.5 parts；
100 parts of diatomite；
35 parts of acrylic ester adhesive；
40 parts of polyethylene glycol；
3 parts of amido silicon oil；
5 parts of polyoxyethylene ether wetting agent；
800 parts of water；
The sum of chlorine (diisopropylaminoethyl) the methoxyl group phosphine and high molecular weight ammonium polyphosphate dosage are not less than 315 parts, no
Greater than 465 parts.
In padding liquid, four kinds of unique fire retardants are selected, synergistic effect are mutually played between four kinds of fire retardants, than independent one
Kind, two or three of effect are more preferable.Also, the proportion of four kinds of fire retardants is obtained by test of many times.High molecular weight polyphosphoric acid
The molecular weight of ammonium is 2000 or more.
Using diatomite as heat preserving and insulating material.
Using acrylic ester adhesive, powder is adhesively secured on polyvinyl alcohol spunlace non-woven cloth fabric fibre, is prevented
Powder is fallen.
Using amido silicon oil as softening agent, for improving fabric hand feel and drapability.
Using polyoxyethylene ether wetting agent, powder is helped to disperse in water.
As an improvement, the sum of the high molecular weight ammonium polyphosphate and chlorine (diisopropylaminoethyl) methoxyl group phosphine dosage are not less than
315 parts, it is not more than 465 parts.
As an improvement, 65 parts of dosage of chlorine (diisopropylaminoethyl) methoxyl group phosphine, 250 parts of high molecular weight ammonium polyphosphate dosage,
Effect is preferable at this time.
As an improvement, the Celatom diatomite by etc. weight hollow glass micropearl, mica powder or aqueous titanium dioxide
Silicon replaces.Celatom diatomite, hollow glass micropearl, mica powder or aqueous silica etc., which all have, very big compares table
Face, especially Celatom diatomite have cage microstructure, to accommodate more padding liquids in unit area base fabric,
Interior microscopic space is formed after drying, can effectively act as heat-blocking action.
As an improvement, the grammes per square metre of the polyvinyl alcohol spunlace non-woven cloth is 120 to 140gsm, pad increased after drying
Grammes per square metre is 100 to 180gsm.Although current polyvinyl alcohol spunlace non-woven cloth is a mature product, the high poly- second of grammes per square metre
Enol spunlace non-woven cloth, production is seldom, higher cost.If it is fire-retardant whole to select low grammes per square metre polyvinyl alcohol spunlace non-woven cloth to carry out
Reason, there is resist melt metal impact performances it is poor, thermal insulation is bad the disadvantages of.Through overtesting, polyvinyl alcohol spunlace non-woven cloth
Grammes per square metre is 120 to 140, not only guarantees product weight, but also can control product cost as far as possible.
As an improvement, the grammes per square metre of the polyvinyl alcohol spunlace non-woven cloth is 130gsm, padding the increased grammes per square metre of drying is
143gsm。
As an improvement, the fabric by polyvinyl alcohol spunlace non-woven cloth after padding drying, then one side coating, coating
Contain in slurry:
Methylphosphonic acid (5- Ethyl-2-Methyl -2- oxo -1,3,2- dioxy phosphorus heterocycle hex- 5- yl) methyl ester is fire-retardant
Agent；
Fire retardant FR C-1；
Ammonium polyphosphate；
Cationic binder；
Thickener；
Mill base；
Water.
Merely through the fabric padded, although can reach certain performance, there is also following disadvantages: web surface
It is not smooth enough, easily it is stained with molten metal drop or welding slag；If double-sided color, there is pollution wearer's underwear when meeting PERSPIRATION COLOR FASTNESS decline
Or the risk of skin；Even if using the polyvinyl alcohol spunlace non-woven cloth of larger grammes per square metre such as 200gsm, manufactured 375gsm fabric
The requirement of Class2 has not been reached yet, and this fabric pliability is also not good enough；Only by padding, fabric grammes per square metre substantially reaches
To the limit, grammes per square metre, limited performance can not be further increased.By test of many times, new postfinishing process is had developed, first
Polyvinyl alcohol spunlace non-woven cloth is carried out to pad processing to mix fire-retardant suspension without the large arch dam solid-liquid of mill base, then with
High concentration large arch dam and fire-retardant padding liquid containing mill base carries out one side coating to the fabric after padding, it is orange to form single side
Fabric improves web surface flatness and pliability；Only single side colours, and will not pollute underwear or skin；It can obtain bigger
The fabric of grammes per square metre, to improve anti-flaming thermal-insulation performance.
Polyurethane thickener, help manufacture painting and scrape thickener, improve viscosity.
As an improvement, the parts by weight of the coating slurry are as follows:
7 parts of compound phosphonium flame retardant, wherein methylphosphonic acid (5- Ethyl-2-Methyl -2- oxo -1,3,2- dioxy phospha
Hexamethylene -5- base) 5.67 parts of methyl ester fire retardant, fire retardant FR C-1,1.33 parts；
2100 14 parts of ammonium polyphosphate
4.2 parts of PDY cationic binder
6 parts of PUR2150 polyurethane thickener
8117 4 parts of orange pulps
8204 1.2 parts of yellow pulps
Water 50.
As an improvement, increased grammes per square metre is 5 to 80gsm after coating drying.
As an improvement, increased grammes per square metre is 30gsm after coating drying.
Present invention simultaneously discloses a kind of padding liquid of fire retardant protective clothing fabric, contain in the padding liquid:
Chlorine (diisopropylaminoethyl) methoxyl group phosphine；
High molecular weight ammonium polyphosphate；
Methylphosphonic acid (5- Ethyl-2-Methyl -2- oxo -1,3,2- dioxy phosphorus heterocycle hex- 5- yl) methyl ester；
Fire retardant；
Diatomite；
Acrylic ester adhesive；
Amido silicon oil；
Polyoxyethylene ether wetting agent；
Water.
Padding liquid of the invention can preferably be combined with polyvinyl alcohol spunlace non-woven cloth, fire-retardant through special Recipe
After arrangement, fabric can meet ISO9150 standard, can bear the high speed impact of multiple high temp molten steel；After arranging
Fabric has good heat-insulating capability, works as high temp objects, and if welding slag on protective garment when falling, in the short time, heat is not
It can readily penetrate through and be transmitted to human body surface and damage.
The beneficial effect of protective garment fabric of the invention is: using polyvinyl alcohol spunlace non-woven cloth as base fabric, can dissolve
In hot water, the separation that the waste for being protective garment after nuclear power station use carries out radioactive contamination dust provides a kind of approach, only
Filter residue after being separated by filtration still is sealed landfill, greatly reduces residue burial amount, save human and material resources financial resources；Using special
The padding liquid of formula carries out flame-proof treatment, and fabric can meet ISO9150 standard requirements, and have good heat-insulating capability, works as height
When falling on protective garment, heat will not be transmitted to rapidly human body surface and damage in the short time for warm object such as welding slag.
Further, using the technique padded plus be coated with, the grammes per square metre of fabric can be increased, the performance of fabric is further promoted.
Specific embodiment
The technical solution of the invention embodiment is explained and illustrated below, but following embodiments are only the present invention
The preferred embodiment of creation, and it is not all.Based on the implementation example in the implementation mode, those skilled in the art are not making wound
Other embodiments obtained under the premise of the property made is worked, belong to the protection scope of the invention.
Embodiment one
Weigh fire retardant chlorine (diisopropylaminoethyl) methoxyl group phosphine 65kg, the high molecular weight polyphosphoric acid of 2000 or more the degree of polymerization
Ammonium 250kg, compound phosphonium flame retardant 150kg is (wherein: methylphosphonic acid (5- Ethyl-2-Methyl -2- oxo -1,3,2- dioxy phosphorus
Heterocycle hex- 5- yl) methyl ester 121.5kg, fire retardant FR C-1 (CAS No.42595-45-9) 28.5kg), Celatom
MW25 diatomite 100kg, acrylic ester adhesive 35kg, PEG4K polyethylene glycol 40kg, amido silicon oil 3kg, polyoxyethylene ether
Wetting agent 5kg, water 800kg.The above material, by high-speed rotating impeller, it is suspended to be dispersed into milky in high speed disperser
Liquid is added to and pads in slot.It pads and is equipped with agitating device in slot, the material of addition is continuously agitated, it is heavy to avoid material
It forms sediment.
The hydro-entangled non-woven fabric for taking the polyvinyl alcohol high temperature of 130gsm grammes per square metre water-soluble, after being padded in above-mentioned padding liquid, with
Roll is extracted.Adjusting roller pressure, on the online monitoring weight instrument after drying fabric in the production line, total grammes per square metre reaches
273gsm or so pads the increased grammes per square metre of process in 143gsm or so.It is wound after fabric is dry.
Padding process pick-up rate 136%, 100 DEG C of preliminary drying temperature, the time 2 minutes, 120 DEG C of drying temperature, the time 5 minutes,
170 DEG C of baking temperature, the time 30 seconds.
Weigh compound phosphonium flame retardant 7kg (wherein: methylphosphonic acid (5- Ethyl-2-Methyl -2- oxo -1,3,2- dioxy
Phosphorus heterocycle hex- 5- yl) methyl ester fire retardant 5.67kg, fire retardant FR C-1 fire retardant 1.33kg), 2100 ammonium polyphosphate
14kg, PDY cationic binder 4.2kg, PUR2150 polyurethane thickener 6kg, 8117 orange pulp 4kg, 8204 yellow pulps
1.2kg, water 50kg.The above material by high-speed rotating impeller, is dispersed into paste, passes through scraper type in high speed disperser
Coating machine, to it is above-mentioned pad dry material below and carry out surface layer painting scrape, online grammes per square metre of the coating weight to be configured on production line after drying
The total grammes per square metre shown on monitor is that 303gsm or so is limited, that is, increased grammes per square metre is in 30gsm or so after being coated with.Fabric is through drying
After dry, trimming, winding, cut for protective garment.
After above-mentioned fabric sampling, on molten drop tester, tested with ISO9150 standard.Test is close using iron wire line
Spend 0.6228g/cm, iron wire feeding speed 10.4829g/min, oxygen partial pressure 0.25MPa, acetylene partial pressure 0.05MPa, oxygen stream
0.11m3/hr, acetylene flow 0.12m3/hr are measured, every drip melt drips weight 0.5015g, and every 20 drip melt drop Drain time is 61 seconds.On
Stating fabric test result is average 24 drop, reaches ISO11611 " for welding and the protective garment of similar technique " standard requirements.
From protective garment fabric final performance demand analysis, final protective garment fabric except commonly required strength character demand with
Outside, it is accordingly required in particular to reach following several respects performance: 1., fabric resist melt molten drop impact property；2., high temperature heat transfer
Energy；3., it is water-soluble；4., biological degradability.It is analyzed from the demand, in terms of using Base fabric, should use can for we
Water solubility at high temperature has the polyvinyl alcohol fiber fabric of biodegradation character；During following process, it is
The impact for reaching resist melt molten drop will carry out large dosage of large arch dam solid-liquid fire retardant suspension and paste in final finishing
Object is padded and is coated with respectively, to avoid the stiff of final fabric, guarantees that wearing comfort, base fabric should be as soft as possible, because
And polyvinyl alcohol spunlace non-woven cloth is selected, and a small amount of amido silicon oil is added as softening agent.
Although current polyvinyl alcohol spunlace non-woven cloth has been a mature product, the polyvinyl alcohol water of high grammes per square metre
Prick nonwoven cloth, seldom, price is higher for production.If the polyvinyl alcohol spunlace non-woven cloth of low grammes per square metre is selected to do flame-proof treatment, exist
The disadvantages of resist melt metal impact performance is poor, thermal insulation is bad.Through overtesting, the polyvinyl alcohol spun lacing of 130gsm grammes per square metre without
Woven fabric can take into account product weight and product cost.
When protective garment is worn, it may be possible to be used under harsher rugged environment, the shirt worn inside protective garment
Less, protective garment probably contacts skin for a long time, therefore, raw material that final finishing uses must totally nontoxic, to skin not
Sensitization has preferable biocompatibility.In the fire retardant for being suitable for flame-retardant after-finishing, comparing in accordance with purposes is phosphorus nitrogen
Based flame retardant.When P-N type fire retardant meets high temperature, it can play starvation, every amount of insulation, resistance in surface carbonation shelling
Hinder the effect of the further oxidizing fire of combustibles.
Through testing, fire retardant kind or dosage used by common inflaming retarding fabric can not prevent the moment of molten metal from burning
It burns, thus present invention employs with the mixing of solid-liquid fire retardant, and it is much higher than the super large ratio applied amount of base fabric grammes per square metre, and pass through
Experiment is crossed, solves the formula in applying method and technologic technological difficulties, a large amount of solid-liquid fire retardant is solved and applies
Afterwards, the problem that adhesion in base fabric is poor, easily falls.
For the upper liquid measure for improving fire retardant, grammes per square metre after fabric dipping, as far as possible fixation of the fire retardant on fabric are improved
Amount improves total grammes per square metre of fabric, increases the diatomite conduct with cage microstructure with very big specific surface
Additive to accommodate more solid-liquid fire retardants in unit area base fabric, and is formed inside fabric more after the drying
Microdischarge cavities structure, improve the heat-insulating property of fabric；In order to improve upper liquid rate, can also add as the case may be it is non-organic can
The fumed silica of combustion things is as thickener.
Padding liquid uses above-mentioned formula, the fabric with 130gsm base fabric only through 255gsm made of padding process, through surveying
Examination, molten-metal-resistant droplet impact performance reach 16 drops.This fabric has reached the Class1 demand of ISO11611 standard.Leaching
Mangle is using above-mentioned formula, the fabric with 200gsm base fabric through 375gsm made of padding process, after tested, molten-metal-resistant
Droplet impact performance reaches 20 drops.This fabric can't reach the Class2 demand of ISO11611 standard.Only with padding work
Skill, fabric grammes per square metre have substantially achieved the limit, can not further increase grammes per square metre, can not further improve performance.And it soaks merely
The fabric of stain technique production, surface is not flat and smooth enough, is easy adhesion molten metal drop, causes fabric hot-spot.
For this purpose, devise new postfinishing process, i.e., first with the fire-retardant suspension of high concentration large arch dam solid-liquid to base fabric into
Row pad processing, then with the fire-retardant thickener of high concentration to after padding fabric progress one side coating, form surface compact,
The orange fabric of single side of the inside with more microdischarge cavities.The technique that this technique uses are as follows: base fabric → unreel → tension force → is padded
→ trimming → winding → finished product is dried → baked to → preliminary drying → coating →.
Protective garment fabric of the invention, it is compound using large arch dam P-N type solid-liquid using the postfinishing process of solid-liquid
Fire retardant suspension is impregnated, and carries out surface coating with the fire-retardant paste of large arch dam high concentration, realizes remote super fabric gram itself
The high applied amount of fire retardant of weight；Realize the flame retardant property of fabric at high temperature；It is realized with above-mentioned technique microcosmic inside fabric
Hollow, the smooth densification in surface double-layer structure realizes the existing good heat-proof quality of fabric；Molten-metal-resistant can be reached again
Performance.
The present invention has superiority: 1, water-soluble compared with traditional electric-welding protective garment fabric in the following areas.Water
Dissolubility is one of most significant characteristic of product of the present invention.Main raw material(s) polyvinyl alcohol of the invention is a kind of very unique
Water soluble polymer, when protective garment using it is discarded after, be soluble in after filtering radioactive ash in hot water and discharge
Soil is penetrated into be biodegradable.And minimal amount of radioactive contaminant with filter core together, after mental package, merging human footmarks it is rare
Buried processing in remote mountains mine hole extremely.The present invention passes through water-soluble filtering, it is only necessary to buried filter core, Ke Yi great after using discarding
It is big to reduce the buried quantity of waste, a large amount of manpower, material resources and financial resources are not only saved, reduce secondary contamination risk, and more advantageous
In holding buried ground ecological environment.2, environmental-protecting performance.Polyvinyl alcohol material is the macromolecule chemical combination using C, H, O as chemical component
Object, it has biodegradation character.Studies have shown that PVA uniquely has practicability in major kind synthesis high molecular material
One of biodegradation material.Its mechanism of degradation is: being dissolved in water first, forms glue and penetrate into soil, it is viscous can to increase soil group
Change, gas permeability and water-retaining property, particularly suitable sandy soil are transformed；Then, PVA in the soil can be by the bacterium in soil --- and it is false
Unicellular (Pseudomonas) belongs to bacterial strain and decomposes, and is finally degraded to CO2 and H2O.In addition, having proved PVA both by biologic test
It is nontoxic, the growth and breeding of microorganism will not be prevented, wastewater treatment and environmental sanitation are not influenced.3, highly resistance molten metal
Performance.After special Recipe carries out flame-proof treatment to fabric, according to ISO9150 standard, fabric can bear multiple height
The high speed impact of warm molten steel.4, preferable heat insulating function.Fabric after arranging has good heat-insulating capability, when
High temp objects, if welding slag on protective garment when falling, heat will not be transmitted to rapidly human body surface and cause to hurt in the short time
Evil.
For ISO11611 standard requirements, position protected for heavy type, such as double tuck inside the sleeve upper half and the front parts of a Chinese robe or jacket, need fabric and
Protective garment has the degree of protection of Class2, for this purpose, being designed using double-layer fabric this demand, energy when we design protective garment
Enough effectively realize this target.
From above-mentioned analysis as it can be seen that the present invention has special advantage, especially suitable for nuclear industry in the application of nuclear industry
Security application.It is of course also possible to be used in other occasions.
Embodiment one is to ten padding liquid of embodiment, coating slurry formula and molten drop comparison of test results
Embodiment two
Celatom MW25 diatomite in above-described embodiment 1 is changed to the hollow glass micropearl of same dosage into, remaining is matched
Than constant.It is quickly stirred in padding slot, to prevent glass microballoon from swimming on liquid level and solid flame retardant powder precipitating.
Fabric is produced with the identical technique of embodiment 1, is detected by ISO9150 standard, amount of molten drops is 21 drops.
Embodiment three
Celatom MW25 diatomite in above-described embodiment 1 is changed to the mica powder of same dosage into, remaining proportion is not
Become.It is quickly stirred in padding slot, to prevent solid flame retardant powder from precipitating.
Fabric is produced with the identical technique of embodiment 1, is detected by ISO9150 standard, amount of molten drops is 16 drops.
Example IV
Celatom MW25 diatomite in above-described embodiment 1 is changed to the aqueous silica of same dosage into, remaining is matched
Than constant.It is quickly stirred in padding slot, to prevent solid flame retardant powder from precipitating.
Fabric is produced with the identical technique of embodiment 1, is detected by ISO9150 standard, amount of molten drops is 15 drops.
It is available from embodiment 1 to example IV: the silicon with cage microstructure with very big specific surface
Diatomaceous earth etc. is used as additive, more solid-liquid fire retardants can be accommodated in unit area base fabric, and after the drying.In face
Material is internal to form microcellular structure, plays the role of heat preservation insulation.Under equal conditions, it is micro- that diatomite, hollow glass is respectively adopted
Pearl, mica powder and aqueous silica, because micropore effect weakens, although flame retardant property remains unchanged, the performance of protective garment fabric is still
So gradually decrease.
Embodiment five
The high molecular weight ammonium polyphosphate dosage of padding liquid in above-described embodiment 1 is reduced to 150kg, increases chlorine (diisopropyl
Base amino) methoxyl group phosphine dosage increases to 165kg, and remaining proportion is constant.
Fabric is produced with the identical technique of embodiment 1, is detected by ISO9150 standard, amount of molten drops is 18 drops.
Embodiment six
The high molecular weight ammonium polyphosphate dosage of padding liquid in above-described embodiment 1 is increased into 400kg, remaining proportion is constant.
Fabric is produced with the identical technique of embodiment 1, is detected by ISO9150 standard, amount of molten drops is 25 drops.
However, when wearing, solid powder is easy to fall fabric, practical since the molten high molecular weight ammonium polyphosphate dosage of shipwreck is excessive
Property is poor.
It is available from embodiment one, five, six: high molecular weight ammonium polyphosphate dosage and chlorine (diisopropylaminoethyl) methoxy
The ratio of base phosphine dosage influences the performance of protective garment fabric.High molecular weight polyphosphoric acid under the premise of equivalent amount, as solid
Ammonium is bigger to the contribution of fabric protective performance.Only dosage is more than certain proportion, will affect the practicality.
Embodiment seven
Compared to above-described embodiment 1, liquid measure on padding process is reduced, so that padding dry material grammes per square metre below on the left side 230gsm
Rear increased grammes per square metre is padded in 100gsm or so in the right side, and then coating is so that the grammes per square metre of final fabric is applied in 303gsm or so
For increased grammes per square metre in 73gsm or so, remaining is constant after cloth.
It is detected by ISO9150 standard, amount of molten drops is 15 drops.
Compare from embodiment one, embodiment seven available: liquid measure is reduced on padding process, and coating layer coating weight increases,
Insulating layer i.e. containing microdischarge cavities is reduced, and increases fine and close coating thickness, although there is no significantly become amount of flame-retardant agent
Change, but protective garment fabric performance is but greatly reduced.
Embodiment eight
Compared to above-described embodiment 1, increase liquid measure on padding process, so that padding dry material grammes per square metre below on the left side 310gsm
Rear increased grammes per square metre is padded in 180gsm or so in the right side, cancels coating process, remaining is constant.
It is detected by ISO9150 standard, amount of molten drops is 19 drops.
It is compared from embodiment one, embodiment eight available: fine and close coating layer is eliminated, even if a layer upper liquid will be padded
Amount increases to identical grammes per square metre, and because surface is relatively rough, surface flame-retardant agent density and firmness degree are not so good as coating layer, makes protective garment
There are many resist melt metal drop performance decline of fabric.
Embodiment nine
To be padded in above-described embodiment 1 it is dry after fabric grammes per square metre 230gsm or so be reduced to by 273gsm or so pad
For increased grammes per square metre in 100gsm or so, remaining is constant afterwards.Final fabric grammes per square metre 260gsm.
Fabric is produced with the identical technique of embodiment 1, is detected by ISO9150 standard, amount of molten drops is 16 drops.
Embodiment ten
The fabric grammes per square metre padded after drying in above-described embodiment 1 is increased into 310gsm or so by 273gsm, is increased after padding
For the grammes per square metre added in 180gsm or so, remaining is constant.Final fabric grammes per square metre 340gsm.
Fabric is produced with the identical technique of embodiment 1, is detected by ISO9150 standard, amount of molten drops is 26 drops.
It is available from embodiment one, embodiment nine and embodiment ten, the performance tool of the total grammes per square metre of fabric and protective garment fabric
There is direct positive correlation.Namely to obtain qualified fabric, it is necessary to have to fabric and significantly increase weight, and surface has centainly
The fine and close fire retardant coating of amount.
The above, the only specific embodiment of the invention, but the protection scope of the invention does not limit to
In this, being familiar with the those skilled in the art should be understood that the invention includes but is not limited to above in specific embodiment
The content of description.The modification of any function and structure principle without departing from the invention is intended to be included in claims
In range.
Claims (10)
1. a kind of biodegradable fire retardant protective clothing fabric, it is characterised in that: the fabric is by polyvinyl alcohol spunlace non-woven cloth
It pads by final finishing, contains in final finishing padding liquid:
Chloromethane epoxide phosphine；
High molecular weight ammonium polyphosphate；
Methylphosphonic acid methyl ester；
Fire retardant FR C-1；
Heat preserving and insulating material；
Adhesive；
Softening agent；
Wetting agent；
Water.
2. the biodegradable fire retardant protective clothing fabric of one kind according to claim 1, it is characterised in that: the final finishing
Also contain phase-change material in padding liquid.
3. the biodegradable fire retardant protective clothing fabric of one kind according to claim 2, it is characterised in that: the thermal insulation separation
Hot material is diatomite, and described adhesive is acrylic ester adhesive, and the softening agent is amido silicon oil, and the wetting agent is poly-
Ethylene oxide ether wetting agent, the phase-change material are polyethylene glycol, the parts by weight of the final finishing padding liquid are as follows:
65 to 165 parts of phosphine of chlorine (diisopropylaminoethyl) methoxyl group；
150 to 400 parts of high molecular weight ammonium polyphosphate；
150 parts of compound phosphonium flame retardant complex, wherein methylphosphonic acid (5- Ethyl-2-Methyl -2- oxo -1,3,2- dioxy
Phosphorus heterocycle hex- 5- yl) 121.5 parts of methyl ester, C-128.5 parts of fire retardant FR；
100 parts of diatomite；
35 parts of acrylic ester adhesive；
40 parts of polyethylene glycol；
3 parts of amido silicon oil；
5 parts of polyoxyethylene ether wetting agent；
800 parts of water；
The sum of chlorine (diisopropylaminoethyl) the methoxyl group phosphine and high molecular weight ammonium polyphosphate dosage are not less than 315 parts, are not more than
465 parts.
4. the biodegradable fire retardant protective clothing fabric of one kind according to claim 3, it is characterised in that: described
Celatom diatomite by etc. the hollow glass micropearls of weight, mica powder or aqueous silica replace.
5. the biodegradable fire retardant protective clothing fabric of one kind according to claim 3, it is characterised in that: the polyethylene
The grammes per square metre of alcohol spunlace non-woven cloth is 120 to 140gsm, and increased grammes per square metre is 100 to 180gsm after padding drying.
6. the biodegradable fire retardant protective clothing fabric of one kind according to claim 5, it is characterised in that: the polyethylene
The grammes per square metre of alcohol spunlace non-woven cloth is 130gsm, and increased grammes per square metre is 143gsm after padding drying.
7. the biodegradable fire retardant protective clothing fabric of one kind according to any one of claims 1 to 6, it is characterised in that: institute
Fabric is stated by polyvinyl alcohol spunlace non-woven cloth after padding drying, then one side coating, contained in coating slurry:
Methylphosphonic acid (5- Ethyl-2-Methyl -2- oxo -1,3,2- dioxy phosphorus heterocycle hex- 5- yl) methyl ester fire retardant；
Fire retardant FR C-1；
Ammonium polyphosphate；
Cationic binder；
Thickener；
Mill base；
Water.
8. the biodegradable fire retardant protective clothing fabric of one kind according to claim 7, it is characterised in that: the coating slurry
Parts by weight are as follows:
7 parts of compound phosphonium flame retardant complex, wherein methylphosphonic acid (5- Ethyl-2-Methyl -2- oxo -1,3,2- dioxy phospha
Hexamethylene -5- base) 5.67 parts of methyl ester, fire retardant FR C-1,1.33 parts；
14 parts of ammonium polyphosphate；
4.2 parts of cationic binder；
6 parts of polyurethane thickener；
4 parts of orange pulp；
1.2 parts of yellow pulp；
50 parts of water.
9. the biodegradable fire retardant protective clothing fabric of one kind according to claim 7, it is characterised in that: after coating drying
Increased grammes per square metre is not more than 80gsm.
10. a kind of for processing the padding liquid of fire retardant protective clothing fabric, it is characterised in that: the padding liquid is Claims 1-4
In any final finishing padding liquid.
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| WO2021037241A1 (en) * | 2019-08-30 | 2021-03-04 | 世源科技(嘉兴)医疗电子有限公司 | Molten metal droplet splashing protective clothing and processing method |
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| KR20150057818A (en) * | 2013-11-20 | 2015-05-28 | 주식회사에너씨스 | Functional-mixed cotton for various purpose and method for producing thereof |
| CN108252088A (en) * | 2017-12-12 | 2018-07-06 | 江苏新瑞贝科技股份有限公司 | A kind of textile flame-retardant finishing agent and preparation method thereof |
| CN108823967A (en) * | 2018-05-29 | 2018-11-16 | 安徽省通信产业服务有限公司 | A kind of conductive fabric flame-retardant layer and preparation method |
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| KR20150057818A (en) * | 2013-11-20 | 2015-05-28 | 주식회사에너씨스 | Functional-mixed cotton for various purpose and method for producing thereof |
| CN108252088A (en) * | 2017-12-12 | 2018-07-06 | 江苏新瑞贝科技股份有限公司 | A kind of textile flame-retardant finishing agent and preparation method thereof |
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