CN107868577A - A kind of household socket and its fire retardant treatment process - Google Patents

A kind of household socket and its fire retardant treatment process Download PDF

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Publication number
CN107868577A
CN107868577A CN201711346649.9A CN201711346649A CN107868577A CN 107868577 A CN107868577 A CN 107868577A CN 201711346649 A CN201711346649 A CN 201711346649A CN 107868577 A CN107868577 A CN 107868577A
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parts
retardant
solution
fire retardant
added
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顾建强
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ENGINEERING EQUIPMENT Co Ltd SUZHOU SAI SIDE
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ENGINEERING EQUIPMENT Co Ltd SUZHOU SAI SIDE
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Priority to CN201711346649.9A priority Critical patent/CN107868577A/en
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D123/00Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers
    • C09D123/02Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
    • C09D123/04Homopolymers or copolymers of ethene
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D123/00Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers
    • C09D123/02Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
    • C09D123/18Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
    • C09D123/20Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D163/00Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/18Fireproof paints including high temperature resistant paints
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/533Bases, cases made for use in extreme conditions, e.g. high temperature, radiation, vibration, corrosive environment, pressure
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/18Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing bases or cases for contact members
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/02Flame or fire retardant/resistant
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/20Applications use in electrical or conductive gadgets
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

Abstract

The invention discloses a kind of household socket, including socket box, socket box is provided with the plug surface for being used for docking with plug, is additionally provided with lid on socket box, the inwall of lid is provided with one layer of overcoat, and overcoat includes following components according to the mass fraction:Modifying epoxy resin by organosilicon:20 30 parts, polyvinyl acetate emulsion:10 15 parts, plasticizer:0 15 parts, fire retardant:24 parts, diatomite:58 parts, color stuffing:13 parts, silane coupler:57 parts, curing agent:46 parts, retardant synergist:0.5 1 parts, antioxidant:0.1 0.5 parts, compound rare-earth:0.2 0.4 parts;The fire retardant treatment process is simple and easy, and the socket after processing has very strong anti-flammability, extends its service life, reduces cost.

Description

A kind of household socket and its fire retardant treatment process
Technical field
The present invention relates to a kind of socket, belong to field of electromechanical equipment, and in particular to a kind of household socket and its flame retardant treatment Technique.
Background technology
Traditional socket includes socket box, has plug surface on socket box, and plug is inserted in socket box in plug surface, plug Pin be held in the jack of socket, so that plug is held on socket, ensure to conduct, but when in use, by When open circuit, socket service life are too long and phenomena such as leak electricity, having Mars emerges, and can damage socket, raising cost.
The content of the invention
The technical problems to be solved by the invention are the shortcomings that presence for above prior art, to propose that a kind of family expenses are inserted Seat and its fire retardant treatment process, the fire retardant treatment process is simple and easy, and the socket after processing has very strong anti-flammability, extends it Service life, reduce cost.
The present invention solve above technical problem technical scheme be:
A kind of household socket, including socket box, socket box are provided with the plug surface for being used for docking with plug, are additionally provided with socket box Lid, the inwall of lid are provided with one layer of overcoat, and overcoat includes following components according to the mass fraction:
Modifying epoxy resin by organosilicon:20-30 parts, polyvinyl acetate emulsion:10-15 parts, plasticizer:0-15 parts, fire retardant:2- 4 parts, diatomite:5-8 parts, color stuffing:1-3 parts, silane coupler:5-7 parts, curing agent:4-6 parts, retardant synergist:0.5-1 Part, antioxidant:0.1-0.5 parts, compound rare-earth:0.2-0.4 parts;
Compound rare-earth includes following components by mass percentage:
Y:13-15%, Sc:16-18%, Gd:9-11%, Sm:8-10%, Pr:18-20%, remaining is La, and above each component sum is 100%。
The technical scheme that further limits of the present invention as:
Foregoing household socket, fire retardant are the mixture of aluminium hydroxide, magnesium hydroxide or both;Retardant synergist be molecular sieve, One or more of mixtures in expanded graphite or montmorillonite;Antioxidant is four [β-(3,5- di-t-butyl -4- hydroxy benzenes Base) propionic acid] pentaerythritol ester or dilauryl thiodipropionate;Plasticizer is poly- azelaic acid acid anhydride or polyurethane;Stabilizer is CH4O2Calcium zinc stabilizer;Curing agent is ethylenediamine, diethylenetriamine, triethylene tetramine, diamino-diphenyl MSM, isophorone One or more in diamines or polyamide 6 50;Color stuffing is composite iron-titanium powder, crystal whisker of hexa potassium titanate, sepiolite, expanded vermiculite With the mixture of glass dust, wherein color stuffing is by composite iron-titanium powder, crystal whisker of hexa potassium titanate, sepiolite, expanded vermiculite and glass dust In mass ratio 3:2:1:1:1-4:1:1:1:1 mixes, and expanded vermiculite size is 200-220 mesh.
Foregoing household socket, the preparation method of modifying epoxy resin by organosilicon are as follows:
Epoxy resin 6101 is dissolved in ethyl acetate solution, added equipped with agitating device, reflux condenser and thermometer In three-necked flask, be first passed through condensed water, and be gradually heating to 85-90 DEG C, then sequentially add MTES, go from Sub- water and catalyst, high-speed stirred, insulation reaction 3-5h, mixing speed 600-800r/min.
The present invention also designs a kind of fire retardant treatment process of household socket, and the cover outer surface on socket box is provided with fire-retardant Layer, specifically includes following steps:
(1)In the slight feather plucking of cover outer surface fine sandpaper, rinsed 1-3 times with clear water after cleaning, naturally dry;
(2)Fire-retardant coating is prepared, fire-retardant coating includes following components according to the mass fraction:
Polyvinyl chloride:15-18 parts, bromine carbon polyurethane resin:10-13 parts, water 25-30 parts, polyolefin elastomer:10-40 parts, stone Black alkene/polypyrrole polymers 5-10 parts, filler 5-10 parts, glass flake:1-3 parts, curing agent 5-10 parts, silane coupler:4-6 Part, dispersant 1-2 parts, PERFORMANCE OF MODIFIED VERMICULITE powder:1-3 parts, silicone oil:4-7 parts, composite flame-retardant agent:20-30 parts;
Filler includes barium sulfate, talcum powder, and its mass ratio is 1:2;Polyolefin elastomer is using ethene or butylene;Curing agent For the fourth trunk oximino silane of methyl three;Dispersion machine is EFKA5010;Composite flame-retardant agent by phosphorus nitrogen silicon ternary flame retardant with it is fire-retardant without aldehyde Agent and the mixture of triphenyl phosphate;
The preparation of anti-corrosion coating:Polychlorostyrene second is added under 100-150r/min low-speed conditions into the agitator tank of high speed dispersor Alkene, water, polyolefin elastomer and bromine carbon polyurethane resin, 30-40min is stirred, then adding graphene/polypyrrole polymerization Thing, glass flake, dispersant, PERFORMANCE OF MODIFIED VERMICULITE powder continue to stir, uniformly rear addition filler to be mixed, lifting rotating speed to 300- 400r/min, stir 10-20min, then adjust rotating speed to 300-330r/min, stir 10-15min, then add curing agent, The coating of anticorrosive coat is made in silane coupler, silicone oil and composite flame-retardant agent;
(3)The coating of preparation is filtered again with mesh screen, the coating being prepared is entered using spray gun of the bore in 1.0-1.2mm Row is sprayed on cover outer surface, and in 100-220kPa, temperature is 15~25 DEG C, relative humidity≤50%, is dried for atomizing pressure control Solidification obtains flame-retardant layer.
The fire retardant treatment process of foregoing household socket,
Preparation without aldehyde fire retardant:
(1)Diethyl phosphite, diethyl phthalate are added agitator, spherical condensation tube, thermometer and constant pressure are housed In the four-hole boiling flask of funnel, acrylamide, 40 DEG C of insulations are slowly being added dropwise;After acrylamide dissolving, sodium methoxide solution is added dropwise, 70-75 DEG C is to slowly warm up to, reaction 4-5h obtains intermediate 3- diethoxy phosphonium mesitoyl base propionamides;
(2)At 60-65 DEG C, there is chlordene to the four-hole boiling flask midsole solubilization equipped with intermediate 3- diethoxy phosphonium mesitoyl base propionamides The tetrahydrofuran solution of epoxy phosphonitrile, is sufficiently stirred, and adds a certain amount of triethylamine as acid binding agent, is passed through nitrogen and removes instead After answering the air and steam in device, reaction to terminate, triethylamine hydrochloride is filtered to remove, vacuum rotary steam removes solvent, obtains nothing Aldehyde fire retardant;
The preparation of P elements synergistic fire retardant:
In the three-necked flask equipped with agitator, thermometer and high performance reflux condenser, the air in most bottle is caught up with nitrogen, by three Polychlorostyrene cyanogen is dissolved in dioxane, and the solution is added in three-necked flask, and at 15 DEG C, phenyl phosphinic acid diethylester three is divided One of amount be added drop-wise in three-necked flask, 20 DEG C of controlling reaction temperature, keep 20-25min;40 DEG C are then heated to, then is added dropwise The amount of phenyl phosphinic acid diethylester 1/3rd, react 2h;Remaining phenyl phosphinic acid diethylester is finally added dropwise, is warming up to 80 DEG C, sustained response 4-5h, dioxane is distilled out, then depressurize and steam a small amount of low-boiling-point substance, 50 DEG C are then cooled down, adds ethyl acetate Make its dissolving, then petroleum ether, which is added dropwise, makes product separate out, be dried in vacuo completely, obtains faint yellow solid i.e. P elements cooperative flame retardant Agent.
The fire retardant treatment process of foregoing household socket, graphene/polypyrrole polymers preparation method are:
(1)By graphite powder, sodium nitrate, it is added in the concentrated sulfuric acid and stirs, wherein the mass ratio of graphite powder and sodium nitrate For 1:1-3;
(2)Above-mentioned solution is transferred in ice-water bath, while stirring, while being slowly added to potassium permanganate and keeping solution temperature not More than 0 DEG C, and 2-3 hours are stood at 0 DEG C;
(3)By above-mentioned steps(2)In mixture be transferred in reactor, at 100-110 DEG C, react 2-3 hours, reaction knot Beam naturally cools to room temperature, supernatant liquor of going out, obtains viscous fluid, and stirs 10-15 hours, obtains mixture of viscous form;
(4)To above-mentioned steps(3)Add water in mixture of viscous form, and instill 30% hydrogen peroxide under agitation until There is no bubble generation, stirring 20-30min centrifugations, then filter cake is washed 2-3 times with 1mol/L hydrochloric acid solution, finally with anhydrous Ethanol cleans filter cake repeatedly, and filter cake is dried at 30-35 DEG C and obtains graphene oxide powder;
(5)By above-mentioned steps(4)In graphene oxide be added to ultrasonic disperse 2-3 hours in watery hydrochloric acid, add polypyrrole Ketone, continue ultrasonic disperse 1-2 hours, obtain burgundy stably dispersing suspension, wherein graphene oxide and polypyrrole ketone quality Than for 1:1-1.5;
(6)By above-mentioned steps(5)In suspension be placed in ice bath, and pyrrole monomer is added dropwise into suspension, stirring reaction 1-2 Hour, obtain graphene oxide/pyrroles/mixed in hydrochloric acid liquid system;
(7)To above-mentioned steps(6)The aqueous solution of ammonium persulfate, stirring are added dropwise in graphene oxide/pyrroles/mixed in hydrochloric acid liquid system React 20-25 hours;
(8)By above-mentioned steps(7)Mixed system static 5-8 hours, washed repeatedly to filtrate using acetone, deionized water successively and be in It is colourless, obtain graphene oxide/polypyrrole;
(9)To above-mentioned steps(8)Ammoniacal liquor regulation PH to 10-11 is added dropwise in middle graphene oxide/polypyrrole solution, adds hydration Hydrazine, 20-40min is stirred, solution is well mixed, is warming up to backflow, back flow reaction 20-24 hours;
(10)By above-mentioned steps(9)In reaction solution be cooled to room temperature suction filtration, with acetone and water washing filter cake, finally in 45 DEG C of bakings It is dry to obtain graphene/polypyrrole polymers.
The beneficial effects of the invention are as follows:
Dispersant is with the addition of in the present invention, dispersant can increase the compatibility between base-material, can prevent that particle wadding is poly-, reduce finishing agent Viscosity, be firmly adsorbed on the surface of dispersed particle, and provide good space repulsion, particle is filled under high velocity agitation After scattered, it will not reunite again because of Van der Waals force, adsorption layer will not also be shelled when being acted on by external force from particle surface From and cause the unstable of system, so as to optimize the physics of coating and chemical property;
The present invention's adds compound rare-earth, because the metallic atomic radius of above rare earth element is big and rare earth has higher work Property, it is easy to the space of storeroom is filled up, meanwhile, rare earth element is easily and the element compounds such as oxygen, sulphur generate the high compound of fusing point, The addition of compound rare-earth improves the dispersiveness and compatibility that prepare coating to a certain extent, product mix is uniformly also improved The anti-flammability of coating;
Addition filler can increase the volume of coating, reduce cost, while can also improve durability, grinability, the hardness of filler Etc. performance;Addition levelling agent can be obviously improved the feel of coating, to the wetability of base material, have in addition to the resistance to blocking of paint film Help.
Graphene/polypyrrole polymers are added in the flame-retardant layer of the present invention, the scattered of aqueous epoxy resins can be improved Property, improve the antiseptic property of aqueous epoxy resins;In the present invention polypyrrole even particulate dispersion spherical in shape in graphene sheet layer and Edge, compound quantity is bigger at the defects of graphene sheet layer, the defects of compensate for graphene layer to a certain extent;Modified graphite Alkene epoxy coating has relatively low corrosion rate and higher coating stability.
Added in flame-retardant layer of the present invention the synthesis technique of P elements synergistic fire retardant that composite flame-retardant agent wherein adds it is simple, Yield is high, good flame retardation effect, has broad prospects;Several different fire retardants are mixed to form a kind of new resistance in the present invention Combustion system, common flame retardant effect are more than each flame-retardant composition independent role sum, and cooperative effect can not only improve the effect of flame-retardant system Rate, and the dosage of certain composition or whole compositions in energy reduction system, add anti-flammability, extend the service life of socket.
The country is still to reach fire-retardant purpose by adding a large amount of small molecule fire retardants using more fire proofing material, by In the addition of a large amount of small molecule fire retardants, the water resistance of material is reduced, and cannot be guaranteed the long-term highly effective flame-retardant of material;And The bromine carbon polyurethane resin of the present invention is a kind of flame retarded polymeric material, and its matrix resin for being used as fire proofing material solves fire prevention The inflammable problem of material matrix resin, while bromine carbon polyurethane resin is also solved in fire proofing material as high-molecular organic material The problem of causing the defects of fire proofing material is water-fast, weather resistance is bad, fire-retardant timeliness is short because of a large amount of addition fire retardants, length is reached Efficiently fire-retardant purpose, bromine carbon polyurethane resin had higher intensity, elasticity and elongation at break, were added to oversheath phase High intensity, high-modulus, high abrasion, tear-resistant material can be obtained in component, its fireproof performance is enhanced, extends using the longevity Life, ensure that security.
Embodiment
Embodiment 1
The present embodiment provides a kind of household socket, including socket box, and socket box is provided with the plug surface for being used for docking with plug, inserts Lid is additionally provided with seat box, the inwall of lid is provided with one layer of overcoat, and overcoat includes following components according to the mass fraction:
Modifying epoxy resin by organosilicon:25 parts, polyvinyl acetate emulsion:12 parts, plasticizer:13 parts, fire retardant:3 parts, diatom Soil:7 parts, color stuffing:2 parts, silane coupler:6 parts, curing agent:5 parts, retardant synergist:0.8 part, antioxidant:It is 0.3 part, multiple Close rare earth:0.3 part;
Fire retardant is the mixture of aluminium hydroxide, magnesium hydroxide or both;Retardant synergist is expanded graphite;Antioxidant is thio Dipropionic acid dilauryl;Plasticizer is polyurethane;Stabilizer is CH4O2Calcium zinc stabilizer;Curing agent is diethylenetriamine;Face is filled out Expect that for the mixture of composite iron-titanium powder, crystal whisker of hexa potassium titanate, sepiolite, expanded vermiculite and glass dust, wherein color stuffing is by compound Ferrotitanium powder, crystal whisker of hexa potassium titanate, sepiolite, expanded vermiculite and glass dust in mass ratio 3:2:1:1:2 mix, expanded vermiculite Size is 210 mesh;
Compound rare-earth includes following components by mass percentage:
Y:14%, Sc:17%, Gd:10%, Sm:9%, Pr:190%, remaining is La, and above each component sum is 100%.
The preparation method of above-mentioned modifying epoxy resin by organosilicon is as follows:
Epoxy resin 6101 is dissolved in ethyl acetate solution, added equipped with agitating device, reflux condenser and thermometer In three-necked flask, condensed water is first passed through, and is gradually heating to 88 DEG C, then sequentially adds MTES, deionization Water and catalyst, high-speed stirred, insulation reaction 4h, mixing speed 700r/min.
The fire retardant treatment process of above-mentioned household socket, the cover outer surface on socket box are provided with flame-retardant layer, specifically included Following steps:
(1)In the slight feather plucking of cover outer surface fine sandpaper, rinsed 2 times with clear water after cleaning, naturally dry;
(2)Fire-retardant coating is prepared, fire-retardant coating includes following components according to the mass fraction:
Polyvinyl chloride:17 parts, bromine carbon polyurethane resin:12 parts, 28 parts of water, polyolefin elastomer:30 parts, graphene/polypyrrole 8 parts of polymer, 8 parts of filler, glass flake:2 parts, 8 parts of curing agent, silane coupler:5 parts, 1 part of dispersant, PERFORMANCE OF MODIFIED VERMICULITE powder End:2 parts, silicone oil:6 parts, composite flame-retardant agent:25 parts;
Filler includes barium sulfate, talcum powder, and its mass ratio is 1:2;Polyolefin elastomer is butylene;Curing agent is the fourth of methyl three Trunk oximino silane;Dispersion machine is EFKA5010;Composite flame-retardant agent is by phosphorus nitrogen silicon ternary flame retardant and without aldehyde fire retardant and tricresyl phosphate The mixture of phenyl ester;
The preparation of anti-corrosion coating:Into the agitator tank of high speed dispersor under 120r/min low-speed conditions add polyvinyl chloride, water, Polyolefin elastomer and bromine carbon polyurethane resin, 35min is stirred, then adding graphene/polypyrrole polymers, glass squama Piece, dispersant, PERFORMANCE OF MODIFIED VERMICULITE powder continue to stir, uniformly rear addition filler to be mixed, lifting rotating speed to 350r/min, stirring 15min, rotating speed is then adjusted to 320r/min, 12min is stirred, then adds curing agent, silane coupler, silicone oil and compound resistance Fire the coating that anticorrosive coat is made in agent;
(3)The coating of preparation is filtered again with mesh screen, the coating being prepared is carried out using spray gun of the bore in 11.1mm Cover outer surface is sprayed on, atomizing pressure control is 25 DEG C in 180kPa, temperature, and relative humidity≤50%, dry solidification is hindered Fire layer.
The fire retardant treatment process of above-mentioned household socket,
Preparation without aldehyde fire retardant:
(1)Diethyl phosphite, diethyl phthalate are added agitator, spherical condensation tube, thermometer and constant pressure are housed In the four-hole boiling flask of funnel, acrylamide, 40 DEG C of insulations are slowly being added dropwise;After acrylamide dissolving, sodium methoxide solution is added dropwise, 72 DEG C are to slowly warm up to, reaction 4.5h obtains intermediate 3- diethoxy phosphonium mesitoyl base propionamides;
(2)At 62 DEG C, there is chlordene ring to the four-hole boiling flask midsole solubilization equipped with intermediate 3- diethoxy phosphonium mesitoyl base propionamides The tetrahydrofuran solution of oxygen phosphonitrile, is sufficiently stirred, and adds a certain amount of triethylamine as acid binding agent, is passed through nitrogen and removes dereaction Air and steam in device, after reaction terminates, triethylamine hydrochloride is filtered to remove, vacuum rotary steam removes solvent, obtains no aldehyde Fire retardant;
The preparation of P elements synergistic fire retardant:
In the three-necked flask equipped with agitator, thermometer and high performance reflux condenser, the air in most bottle is caught up with nitrogen, by three Polychlorostyrene cyanogen is dissolved in dioxane, and the solution is added in three-necked flask, and at 15 DEG C, phenyl phosphinic acid diethylester three is divided One of amount be added drop-wise in three-necked flask, 20 DEG C of controlling reaction temperature, keep 20-25min;40 DEG C are then heated to, then is added dropwise The amount of phenyl phosphinic acid diethylester 1/3rd, react 2h;Remaining phenyl phosphinic acid diethylester is finally added dropwise, is warming up to 80 DEG C, sustained response 4-5h, dioxane is distilled out, then depressurize and steam a small amount of low-boiling-point substance, 50 DEG C are then cooled down, adds ethyl acetate Make its dissolving, then petroleum ether, which is added dropwise, makes product separate out, be dried in vacuo completely, obtains faint yellow solid i.e. P elements cooperative flame retardant Agent.
Above-mentioned graphene/polypyrrole polymers preparation method is:
(1)By graphite powder, sodium nitrate, it is added in the concentrated sulfuric acid and stirs, wherein the mass ratio of graphite powder and sodium nitrate For 1:2;
(2)Above-mentioned solution is transferred in ice-water bath, while stirring, while being slowly added to potassium permanganate and keeping solution temperature not More than 0 DEG C, and 2.5 hours are stood at 0 DEG C;
(3)By above-mentioned steps(2)In mixture be transferred in reactor, at 105 DEG C, react 2.5 hours, reaction terminate from Room temperature so is cooled to, supernatant liquor of going out, obtains viscous fluid, and is stirred 12 hours, obtains mixture of viscous form;
(4)To above-mentioned steps(3)Add water in mixture of viscous form, and instill 30% hydrogen peroxide under agitation until There is no bubble generation, stirring 25min centrifugations, then filter cake is washed 2 times with 1mol/L hydrochloric acid solution, it is finally anti-with absolute ethyl alcohol Filter cake is cleaned again, and filter cake is dried at 33 DEG C and obtains graphene oxide powder;
(5)By above-mentioned steps(4)In graphene oxide be added to ultrasonic disperse 2.5 hours in watery hydrochloric acid, add polypyrrole Ketone, when continuing ultrasonic disperse 1.5, obtain burgundy stably dispersing suspension, wherein graphene oxide and polypyrrole ketone mass ratio For 1:1.2;
(6)By above-mentioned steps(5)In suspension be placed in ice bath, and pyrrole monomer is added dropwise into suspension, stirring reaction 1.5 Hour, obtain graphene oxide/pyrroles/mixed in hydrochloric acid liquid system;
(7)To above-mentioned steps(6)The aqueous solution of ammonium persulfate, stirring are added dropwise in graphene oxide/pyrroles/mixed in hydrochloric acid liquid system Reaction 22 hours;
(8)By above-mentioned steps(7)Static 7 hours of mixed system, it is in nothing to be washed repeatedly to filtrate using acetone, deionized water successively Color, obtain graphene oxide/polypyrrole;
(9)To above-mentioned steps(8)Ammoniacal liquor regulation PH to 10 is added dropwise in middle graphene oxide/polypyrrole solution, adds hydrazine hydrate, stirs 30min is mixed, is well mixed solution, is warming up to backflow, back flow reaction 22 hours;
(10)By above-mentioned steps(9)In reaction solution be cooled to room temperature suction filtration, with acetone and water washing filter cake, finally in 45 DEG C of bakings It is dry to obtain graphene/polypyrrole polymers.
Embodiment 2
The present embodiment provides a kind of household socket, including socket box, and socket box is provided with the plug surface for being used for docking with plug, inserts Lid is additionally provided with seat box, the inwall of lid is provided with one layer of overcoat, and overcoat includes following components according to the mass fraction:
Modifying epoxy resin by organosilicon:20 parts, polyvinyl acetate emulsion:10 parts, plasticizer:10 parts, fire retardant:2 parts, diatom Soil:5 parts, color stuffing:1-3 parts, silane coupler:5 parts, curing agent:4 parts, retardant synergist:0.5 part, antioxidant:0.1 part, Compound rare-earth:0.2 part;
Fire retardant is the mixture of aluminium hydroxide, magnesium hydroxide or both;Retardant synergist is molecular sieve;Antioxidant be four [β- (3,5- di-tert-butyl-hydroxy phenyls) propionic acid] pentaerythritol ester;Plasticizer is poly- azelaic acid acid anhydride;Stabilizer is CH4O2Calcium zinc Stabilizer;Curing agent is ethylenediamine;Color stuffing is composite iron-titanium powder, crystal whisker of hexa potassium titanate, sepiolite, expanded vermiculite and glass dust Mixture, wherein color stuffing by composite iron-titanium powder, crystal whisker of hexa potassium titanate, sepiolite, expanded vermiculite and glass dust in mass ratio 3:2:1:1:1 mixes, and expanded vermiculite size is 200 mesh;
Compound rare-earth includes following components by mass percentage:
Y:13%, Sc:16%, Gd:9%, Sm:8%, Pr:18%, remaining is La, and above each component sum is 100%.
The preparation method of above-mentioned modifying epoxy resin by organosilicon is as follows:
Epoxy resin 6101 is dissolved in ethyl acetate solution, added equipped with agitating device, reflux condenser and thermometer In three-necked flask, condensed water is first passed through, and is gradually heating to 85 DEG C, then sequentially adds MTES, deionization Water and catalyst, high-speed stirred, insulation reaction 3h, mixing speed 600r/min.
The fire retardant treatment process of above-mentioned household socket, the cover outer surface on socket box are provided with flame-retardant layer, specifically included Following steps:
(1)In the slight feather plucking of cover outer surface fine sandpaper, rinsed 1 time with clear water after cleaning, naturally dry;
(2)Fire-retardant coating is prepared, fire-retardant coating includes following components according to the mass fraction:
Polyvinyl chloride:15 parts, bromine carbon polyurethane resin:10 parts, 25 parts of water, polyolefin elastomer:10 parts, graphene/polypyrrole 5 parts of polymer, 5 parts of filler, glass flake:1 part, 5 parts of curing agent, silane coupler:4 parts, 1 part of dispersant, PERFORMANCE OF MODIFIED VERMICULITE powder End:1 part, silicone oil:4 parts, composite flame-retardant agent:20 parts;
Filler includes barium sulfate, talcum powder, and its mass ratio is 1:2;Polyolefin elastomer is using ethene;Curing agent is methyl Three fourth trunk oximino silanes;Dispersion machine is EFKA5010;Composite flame-retardant agent is by phosphorus nitrogen silicon ternary flame retardant and without aldehyde fire retardant and phosphorus The mixture of triphenyl phosphate ester;
The preparation of anti-corrosion coating:Into the agitator tank of high speed dispersor under 100r/min low-speed conditions add polyvinyl chloride, water, Polyolefin elastomer and bromine carbon polyurethane resin, 30min is stirred, then adding graphene/polypyrrole polymers, glass squama Piece, dispersant, PERFORMANCE OF MODIFIED VERMICULITE powder continue to stir, uniformly rear addition filler to be mixed, lifting rotating speed to 300r/min, stirring 10min, rotating speed is then adjusted to 300r/min, 10min is stirred, then adds curing agent, silane coupler, silicone oil and compound resistance Fire the coating that anticorrosive coat is made in agent;
(3)The coating of preparation is filtered again with mesh screen, the coating being prepared is sprayed using spray gun of the bore in 1.0mm Cover outer surface is coated in, atomizing pressure control is 15 DEG C in 100kPa, temperature, and relative humidity≤50%, dry solidification obtains fire-retardant Layer.
The fire retardant treatment process of above-mentioned household socket,
Preparation without aldehyde fire retardant:
(1)Diethyl phosphite, diethyl phthalate are added agitator, spherical condensation tube, thermometer and constant pressure are housed In the four-hole boiling flask of funnel, acrylamide, 40 DEG C of insulations are slowly being added dropwise;After acrylamide dissolving, sodium methoxide solution is added dropwise, 70 DEG C are to slowly warm up to, reaction 4h obtains intermediate 3- diethoxy phosphonium mesitoyl base propionamides;
(2)At 60 DEG C, there is chlordene ring to the four-hole boiling flask midsole solubilization equipped with intermediate 3- diethoxy phosphonium mesitoyl base propionamides The tetrahydrofuran solution of oxygen phosphonitrile, is sufficiently stirred, and adds a certain amount of triethylamine as acid binding agent, is passed through nitrogen and removes dereaction Air and steam in device, after reaction terminates, triethylamine hydrochloride is filtered to remove, vacuum rotary steam removes solvent, obtains no aldehyde Fire retardant;
The preparation of P elements synergistic fire retardant:
In the three-necked flask equipped with agitator, thermometer and high performance reflux condenser, the air in most bottle is caught up with nitrogen, by three Polychlorostyrene cyanogen is dissolved in dioxane, and the solution is added in three-necked flask, and at 15 DEG C, phenyl phosphinic acid diethylester three is divided One of amount be added drop-wise in three-necked flask, 20 DEG C of controlling reaction temperature, keep 20min;40 DEG C are then heated to, then phenyl is added dropwise The amount of diethyl phosphinic acid 1/3rd, react 2h;Remaining phenyl phosphinic acid diethylester is finally added dropwise, is warming up to 80 DEG C, holds Continuous reaction 4h, distills out dioxane, then depressurizes and steam a small amount of low-boiling-point substance, then cools down 50 DEG C, and adding ethyl acetate makes its molten Solution, then petroleum ether, which is added dropwise, makes product separate out, be dried in vacuo completely, obtains faint yellow solid i.e. P elements synergistic fire retardant.
Above-mentioned graphene/polypyrrole polymers preparation method is:
(1)By graphite powder, sodium nitrate, it is added in the concentrated sulfuric acid and stirs, wherein the mass ratio of graphite powder and sodium nitrate For 1:1;
(2)Above-mentioned solution is transferred in ice-water bath, while stirring, while being slowly added to potassium permanganate and keeping solution temperature not More than 0 DEG C, and 2 hours are stood at 0 DEG C;
(3)By above-mentioned steps(2)In mixture be transferred in reactor, at 100 DEG C, react 2 hours, reaction terminate nature Room temperature is cooled to, supernatant liquor of going out, obtains viscous fluid, and is stirred 10 hours, obtains mixture of viscous form;
(4)To above-mentioned steps(3)Add water in mixture of viscous form, and instill 30% hydrogen peroxide under agitation until There is no bubble generation, stirring 20min centrifugations, then filter cake is washed 2 times with 1mol/L hydrochloric acid solution, it is finally anti-with absolute ethyl alcohol Filter cake is cleaned again, and filter cake is dried at 30 DEG C and obtains graphene oxide powder;
(5)By above-mentioned steps(4)In graphene oxide be added to ultrasonic disperse 2 hours in watery hydrochloric acid, add polypyrrole ketone, Continue ultrasonic disperse 1 hour, obtain burgundy stably dispersing suspension, wherein graphene oxide and polypyrrole ketone mass ratio is 1: 1;
(6)By above-mentioned steps(5)In suspension be placed in ice bath, and pyrrole monomer is added dropwise into suspension, stirring reaction 1 is small When, obtain graphene oxide/pyrroles/mixed in hydrochloric acid liquid system;
(7)To above-mentioned steps(6)The aqueous solution of ammonium persulfate, stirring are added dropwise in graphene oxide/pyrroles/mixed in hydrochloric acid liquid system Reaction 20 hours;
(8)By above-mentioned steps(7)Static 5 hours of mixed system, it is in nothing to be washed repeatedly to filtrate using acetone, deionized water successively Color, obtain graphene oxide/polypyrrole;
(9)To above-mentioned steps(8)Ammoniacal liquor regulation PH to 10 is added dropwise in middle graphene oxide/polypyrrole solution, adds hydrazine hydrate, stirs 20min is mixed, is well mixed solution, is warming up to backflow, back flow reaction 20 hours;
(10)By above-mentioned steps(9)In reaction solution be cooled to room temperature suction filtration, with acetone and water washing filter cake, finally in 45 DEG C of bakings It is dry to obtain graphene/polypyrrole polymers.
In addition to the implementation, the present invention can also have other embodiment.It is all to use equivalent substitution or equivalent transformation shape Into technical scheme, all fall within the protection domains of application claims.

Claims (6)

1. a kind of household socket, including socket box, the socket box is provided with the plug surface for being used for docking with plug, and its feature exists In:Lid is additionally provided with the socket box, the inwall of the lid is provided with one layer of overcoat, and the overcoat is according to the mass fraction Including following components:
Modifying epoxy resin by organosilicon:20-30 parts, polyvinyl acetate emulsion:10-15 parts, plasticizer:0-15 parts, fire retardant:2- 4 parts, diatomite:5-8 parts, color stuffing:1-3 parts, silane coupler:5-7 parts, curing agent:4-6 parts, retardant synergist:0.5-1 Part, antioxidant:0.1-0.5 parts, compound rare-earth:0.2-0.4 parts;
The compound rare-earth includes following components by mass percentage:
Y:13-15%, Sc:16-18%, Gd:9-11%, Sm:8-10%, Pr:18-20%, remaining is La, and above each component sum is 100%。
2. household socket according to claim 1, it is characterised in that:The fire retardant be aluminium hydroxide, magnesium hydroxide or Both mixtures;The retardant synergist is one or more of mixtures in molecular sieve, expanded graphite or montmorillonite;Institute The antioxidant stated is four [β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid] pentaerythritol esters or thiodipropionic acid dilauryl osmanthus Ester;Described plasticizer is poly- azelaic acid acid anhydride or polyurethane;Described stabilizer is CH4O2Calcium zinc stabilizer;Described curing agent For one in ethylenediamine, diethylenetriamine, triethylene tetramine, diamino-diphenyl MSM, IPD or polyamide 6 50 Kind is several;Described color stuffing is the mixing of composite iron-titanium powder, crystal whisker of hexa potassium titanate, sepiolite, expanded vermiculite and glass dust Thing, wherein color stuffing are by composite iron-titanium powder, crystal whisker of hexa potassium titanate, sepiolite, expanded vermiculite and glass dust in mass ratio 3:2:1: 1:1-4:1:1:1:1 mixes, and described expanded vermiculite size is 200-220 mesh.
3. household socket according to claim 1, it is characterised in that:The preparation side of described modifying epoxy resin by organosilicon Method is as follows:
Epoxy resin 6101 is dissolved in ethyl acetate solution, added equipped with agitating device, reflux condenser and thermometer In three-necked flask, be first passed through condensed water, and be gradually heating to 85-90 DEG C, then sequentially add MTES, go from Sub- water and catalyst, high-speed stirred, insulation reaction 3-5h, mixing speed 600-800r/min.
4. the fire retardant treatment process of household socket as claimed in claim 1, it is characterised in that the lid appearance on socket box Face is provided with flame-retardant layer, specifically includes following steps:
(1)In the slight feather plucking of cover outer surface fine sandpaper, rinsed 1-3 times with clear water after cleaning, naturally dry;
(2)Fire-retardant coating is prepared, described fire-retardant coating includes following components according to the mass fraction:
Polyvinyl chloride:15-18 parts, bromine carbon polyurethane resin:10-13 parts, water 25-30 parts, polyolefin elastomer:10-40 parts, stone Black alkene/polypyrrole polymers 5-10 parts, filler 5-10 parts, glass flake:1-3 parts, curing agent 5-10 parts, silane coupler:4-6 Part, dispersant 1-2 parts, PERFORMANCE OF MODIFIED VERMICULITE powder:1-3 parts, silicone oil:4-7 parts, composite flame-retardant agent:20-30 parts;
The filler includes barium sulfate, talcum powder, and its mass ratio is 1:2;Described polyolefin elastomer be using ethene or Butylene;Described curing agent is the fourth trunk oximino silane of methyl three;Described dispersion machine is EFKA5010;Described composite flame-retardant agent By phosphorus nitrogen silicon ternary flame retardant and the mixture without aldehyde fire retardant and triphenyl phosphate;
The preparation of anti-corrosion coating:Polychlorostyrene second is added under 100-150r/min low-speed conditions into the agitator tank of high speed dispersor Alkene, water, polyolefin elastomer and bromine carbon polyurethane resin, 30-40min is stirred, then adding graphene/polypyrrole polymerization Thing, glass flake, dispersant, PERFORMANCE OF MODIFIED VERMICULITE powder continue to stir, uniformly rear addition filler to be mixed, lifting rotating speed to 300- 400r/min, stir 10-20min, then adjust rotating speed to 300-330r/min, stir 10-15min, then add curing agent, The coating of anticorrosive coat is made in silane coupler, silicone oil and composite flame-retardant agent;
(3)The coating of preparation is filtered again with mesh screen, the coating being prepared is entered using spray gun of the bore in 1.0-1.2mm Row is sprayed on cover outer surface, and in 100-220kPa, temperature is 15~25 DEG C, relative humidity≤50%, is dried for atomizing pressure control Solidification obtains flame-retardant layer.
5. the fire retardant treatment process of household socket according to claim 4, it is characterised in that:
The preparation of the no aldehyde fire retardant:
(1)Diethyl phosphite, diethyl phthalate are added agitator, spherical condensation tube, thermometer and constant pressure are housed In the four-hole boiling flask of funnel, acrylamide, 40 DEG C of insulations are slowly being added dropwise;After acrylamide dissolving, sodium methoxide solution is added dropwise, 70-75 DEG C is to slowly warm up to, reaction 4-5h obtains intermediate 3- diethoxy phosphonium mesitoyl base propionamides;
(2)At 60-65 DEG C, there is chlordene to the four-hole boiling flask midsole solubilization equipped with intermediate 3- diethoxy phosphonium mesitoyl base propionamides The tetrahydrofuran solution of epoxy phosphonitrile, is sufficiently stirred, and adds a certain amount of triethylamine as acid binding agent, is passed through nitrogen and removes instead After answering the air and steam in device, reaction to terminate, triethylamine hydrochloride is filtered to remove, vacuum rotary steam removes solvent, obtains nothing Aldehyde fire retardant;
The preparation of the P elements synergistic fire retardant:
In the three-necked flask equipped with agitator, thermometer and high performance reflux condenser, the air in most bottle is caught up with nitrogen, by three Polychlorostyrene cyanogen is dissolved in dioxane, and the solution is added in three-necked flask, and at 15 DEG C, phenyl phosphinic acid diethylester three is divided One of amount be added drop-wise in three-necked flask, 20 DEG C of controlling reaction temperature, keep 20-25min;40 DEG C are then heated to, then is added dropwise The amount of phenyl phosphinic acid diethylester 1/3rd, react 2h;Remaining phenyl phosphinic acid diethylester is finally added dropwise, is warming up to 80 DEG C, sustained response 4-5h, dioxane is distilled out, then depressurize and steam a small amount of low-boiling-point substance, 50 DEG C are then cooled down, adds ethyl acetate Make its dissolving, then petroleum ether, which is added dropwise, makes product separate out, be dried in vacuo completely, obtains faint yellow solid i.e. P elements cooperative flame retardant Agent.
6. the fire retardant treatment process of household socket according to claim 4, it is characterised in that:Described graphene/poly- pyrrole Coughing up method for producing polymer is:
(1)By graphite powder, sodium nitrate, it is added in the concentrated sulfuric acid and stirs, wherein described graphite powder and sodium nitrate Mass ratio is 1:1-3;
(2)Above-mentioned solution is transferred in ice-water bath, while stirring, while being slowly added to potassium permanganate and keeping solution temperature not More than 0 DEG C, and 2-3 hours are stood at 0 DEG C;
(3)By above-mentioned steps(2)In mixture be transferred in reactor, at 100-110 DEG C, react 2-3 hours, reaction knot Beam naturally cools to room temperature, supernatant liquor of going out, obtains viscous fluid, and stirs 10-15 hours, obtains mixture of viscous form;
(4)To above-mentioned steps(3)Add water in mixture of viscous form, and instill 30% hydrogen peroxide under agitation until There is no bubble generation, stirring 20-30min centrifugations, then filter cake is washed 2-3 times with 1mol/L hydrochloric acid solution, finally with anhydrous Ethanol cleans filter cake repeatedly, and filter cake is dried at 30-35 DEG C and obtains graphene oxide powder;
(5)By above-mentioned steps(4)In graphene oxide be added to ultrasonic disperse 2-3 hours in watery hydrochloric acid, add polypyrrole Ketone, continue ultrasonic disperse 1-2 hours, burgundy stably dispersing suspension is obtained, wherein described graphene oxide and polypyrrole Ketone mass ratio is 1:1-1.5;
(6)By above-mentioned steps(5)In suspension be placed in ice bath, and pyrrole monomer is added dropwise into suspension, stirring reaction 1-2 Hour, obtain graphene oxide/pyrroles/mixed in hydrochloric acid liquid system;
(7)To above-mentioned steps(6)The aqueous solution of ammonium persulfate, stirring are added dropwise in graphene oxide/pyrroles/mixed in hydrochloric acid liquid system React 20-25 hours;
(8)By above-mentioned steps(7)Mixed system static 5-8 hours, washed repeatedly to filtrate using acetone, deionized water successively and be in It is colourless, obtain graphene oxide/polypyrrole;
(9)To above-mentioned steps(8)Ammoniacal liquor regulation PH to 10-11 is added dropwise in middle graphene oxide/polypyrrole solution, adds hydration Hydrazine, 20-40min is stirred, solution is well mixed, is warming up to backflow, back flow reaction 20-24 hours;
(10)By above-mentioned steps(9)In reaction solution be cooled to room temperature suction filtration, with acetone and water washing filter cake, finally in 45 DEG C of bakings It is dry to obtain graphene/polypyrrole polymers.
CN201711346649.9A 2017-12-15 2017-12-15 A kind of household socket and its fire retardant treatment process Pending CN107868577A (en)

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