CN107201098A - A kind of high abrasion oil resistant fireproof coating and preparation method thereof - Google Patents

A kind of high abrasion oil resistant fireproof coating and preparation method thereof Download PDF

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Publication number
CN107201098A
CN107201098A CN201710615245.9A CN201710615245A CN107201098A CN 107201098 A CN107201098 A CN 107201098A CN 201710615245 A CN201710615245 A CN 201710615245A CN 107201098 A CN107201098 A CN 107201098A
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parts
fireproof coating
acrylic emulsion
styrene
resistant
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王虎
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Hefei Ming Yu High Temperature Technology Co Ltd
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Hefei Ming Yu High Temperature Technology Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING 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
    • C09D125/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
    • C09D125/02—Homopolymers or copolymers of hydrocarbons
    • C09D125/04—Homopolymers or copolymers of styrene
    • C09D125/08—Copolymers of styrene
    • C09D125/14—Copolymers of styrene with unsaturated esters
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING 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
    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/18—Fireproof paints including high temperature resistant paints
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/02—Flame or fire retardant/resistant
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Plant Pathology (AREA)
  • Paints Or Removers (AREA)
  • Fireproofing Substances (AREA)

Abstract

The invention discloses a kind of high abrasion oil resistant fireproof coating, belong to technical field of coatings, include the raw material of following parts by weight：45 55 parts of styrenated acrylic's emulsion, 15 18 parts of styrene-acrylic emulsion, 7 11 parts of asbestos fibre, 35 parts of graphite fibre, 57 parts of schmigel, 8 12 parts of expanded vermiculite powder, 28 parts of brominated Polystyrene, 37 parts of melamine cyanurate salt, 68 parts of ammonium polyphosphate, 13 parts of antimony oxide, 35 parts of boron flame retardant, 0.5 1 parts of light stabilizer, 12 parts of defoamer, 0.1 0.5 parts of antiseptic, 10 25 parts of water；The invention also discloses a kind of preparation method of high abrasion oil resistant fireproof coating；The present invention is prepared simply, and adhesive ability is strong, and with excellent wear-resisting and fuel tolerance capability, fire protecting performance is superior.

Description

High-wear-resistance oil-resistant fireproof coating and preparation method thereof
Technical Field
The invention relates to the technical field of coatings, in particular to a high-wear-resistance oil-resistant fireproof coating and a preparation method thereof.
Background
The fire-proof paint is a special paint which is used on the surface of flammable base material, can reduce the flammability of the surface of the material to be painted, can retard the rapid spread of fire and is used for improving the fire endurance of the material to be painted.
The fire-retardant mechanism of the fire-retardant coating can be roughly summarized as the following five points: 1. defendThe fire coating has flame retardancy or incombustibility, so that the protected material is not directly contacted with air, the ignition of an object is delayed, and the combustion speed is reduced; 2. The fireproof coating has low heat conductivity coefficient besides flame retardancy or incombustibility, and can delay the transmission of flame temperature to a protected substrate; 3. the fire-proof coating is heated to decompose non-combustible inert gas, and dilute combustible gas decomposed by the protected object when heated, so that the protected object is not easy to burn or the burning speed is reduced; 4. the nitrogen-containing fire-proof coating is heated to decompose NO and NH3The groups are combined with organic free radicals, the chain reaction is interrupted, and the temperature is reduced; 5. The expansion type fireproof coating expands and foams by heating to form a carbonaceous foam heat insulation layer to seal a protected object, so that the transfer of heat and a base material is delayed, and the object is prevented from catching fire and burning or the strength is prevented from being reduced due to the rise of temperature.
However, the existing fireproof coating has the problem that the film surface adhesion, the abrasion resistance, the oil resistance, the durability and the flame retardance of the coating are difficult to be considered at the same time.
In a patent document with publication number CN106497169A, a high wear-resistant oil-resistant fireproof coating and a preparation method thereof are disclosed, which is prepared from the following raw materials in parts by weight: 30-50 parts of silicate cement, 10-15 parts of corundum powder, 5-8 parts of graphite fluoride, 10-15 parts of diatomite, 8-10 parts of rice hull ash, 5-6 parts of talcum powder, 8-10 parts of tung oil, 3-5 parts of metakaolin, 3-5 parts of modified tourmaline powder, 5-7 parts of aluminum dihydrogen phosphate, 10-15 parts of acrylic resin, 5-6 parts of ammonium polyphosphate, 1-3 parts of titanate coupling agent, 5-6 parts of pentaerythritol, 6-7 parts of porous starch, 2-3 parts of zinc borate, 3-5 parts of palm fiber and 10-12 parts of chlorohydrin rubber tackifying resin. The high-wear-resistance oil-resistance fireproof coating disclosed by the invention is good in fireproof and heat-insulating properties, excellent in oil resistance, wear resistance, frost resistance and flame retardance, strong in adhesive property and not easy to fall off; but the performance can still be further improved to meet higher requirements in the coating field.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the high-wear-resistance oil-resistance fireproof coating and the preparation method thereof, and the high-wear-resistance oil-resistance fireproof coating is simple to prepare, strong in adhesive capacity, excellent in wear resistance and oil resistance and excellent in fireproof performance.
The invention provides a high-wear-resistance oil-resistance fireproof coating which comprises the following raw materials in parts by weight:
45-55 parts of styrene modified acrylic emulsion, 15-18 parts of styrene-acrylic emulsion, 7-11 parts of asbestos fiber, 3-5 parts of graphite fiber, 5-7 parts of corundum powder, 8-12 parts of expanded vermiculite powder, 2-8 parts of brominated polystyrene, 3-7 parts of melamine cyanurate, 6-8 parts of ammonium polyphosphate, 1-3 parts of antimony oxide, 3-5 parts of boron flame retardant, 0.5-1 part of light stabilizer, 1-2 parts of defoaming agent, 0.1-0.5 part of antibacterial agent and 10-25 parts of water.
Preferably, the length of the asbestos fiber and the graphite fiber is 0.3-0.5mm, and the diameter is 0.05-0.1 mm; the mesh number of the corundum powder, the expanded vermiculite powder and the antimony oxide is 400 meshes.
Preferably, the boron-based flame retardant is one or a mixture of two or more of ammonium pentaborate, sodium metaborate, ammonium fluoroborate, barium metaborate and zinc borate.
Preferably, the light stabilizer is a mixture of o-hydroxybenzophenones, benzotriazoles, salicylates, triazines, substituted acrylonitriles, hindered amine light stabilizers.
Preferably, the defoaming agent is one or a mixture of two or more of silicone emulsion, a higher alcohol fatty acid ester complex, polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxyethylene polyoxypropylene amine ether, polyoxypropylene glycerol ether, polyoxypropylene polyoxyethylene glycerol ether and polydimethylsiloxane.
Preferably, the antibacterial agent is a mixture of zinc oxide, copper oxide, ammonium dihydrogen phosphate and lithium carbonate, and the weight ratio of the zinc oxide to the copper oxide to the lithium phosphate is 6:2:8: 1.
The invention also provides a preparation method of the high-wear-resistance oil-resistance fireproof coating, which comprises the following steps:
(1) weighing the raw materials in parts by weight;
(2) and preparing the styrene modified acrylic emulsion: adding deionized water and an emulsifier into a reactor, stirring uniformly, sequentially adding an acrylic monomer and a styrene monomer, emulsifying for 15min, adding an initiator, heating to 75 ℃, carrying out polymerization reaction, and forming an emulsion when blue fluorescence appears in the reaction;
(3) adding styrene modified acrylic emulsion, styrene-acrylic emulsion, asbestos fiber, graphite fiber, corundum powder, expanded vermiculite powder, brominated polystyrene, melamine cyanurate, ammonium polyphosphate, antimony oxide and boron flame retardant into a stirrer, stirring for 15-20min, and stirring uniformly;
(4) adding half of water, acrylic emulsion, styrene-acrylic emulsion, light stabilizer, defoaming agent and antibacterial agent into a stirrer in sequence, stirring while adding, standing for 4min after stirring for 10min, adding the rest water, and stirring uniformly.
Wherein,
the stirring speed in the step (2) is 200-300 r/min; the stirring speed in the step (3) is 350-400 r/min.
The high-wear-resistance oil-resistance fireproof coating and the preparation method thereof have the advantages of simple preparation, strong adhesion capability, excellent wear resistance and oil resistance, and excellent fireproof performance, and the specific beneficial effects are as follows:
(1) the styrene modified acrylic emulsion has strong adhesive force and wettability, better water resistance, oil resistance and mechanical strength, strong adhesive force of styrene-acrylic emulsion, good water resistance, oil resistance, heat resistance and aging resistance, and the matching of the styrene modified acrylic emulsion and the styrene-acrylic emulsion ensures that the coating has better adhesive force, oil resistance, water resistance, good mechanical strength and long service time;
(2) the asbestos fiber is characterized by heat resistance, non-combustion, water resistance, acid resistance and chemical corrosion resistance, the graphite fiber has excellent flame resistance and electrical conductivity and corrosion resistance, and the fireproof and corrosion-resistant capability of the coating can be effectively improved by the graphite fiber and the asbestos fiber;
(3) the addition of the corundum powder, the expanded vermiculite powder and the antimony oxide can effectively improve the high temperature resistance and the wear resistance of the coating; brominated polystyrene has the performances of high flame retardance, thermal stability, light stability and the like, and melamine cyanurate salt, boron flame retardant and ammonium polyphosphate all have excellent flame retardant effects;
(4) the light stabilizer can improve the ultraviolet resistance of the coating and prolong the service time of the coating; the defoaming agent can prevent foaming in the coating; the antibacterial agent can prevent bacteria from breeding;
(5) the raw materials are mixed according to the corresponding proportion, so that the fireproof, water-resistant, oil-resistant, wear-resistant, high-adhesion and acid-alkali-resistant properties of the coating can be effectively guaranteed, and the coating has better durability; the preparation method can effectively and fully mix the raw materials and can stably and effectively prepare the coating.
Detailed Description
The present invention will be described in further detail with reference to specific examples.
Example 1
The high-wear-resistance oil-resistance fireproof coating comprises the following raw materials in parts by weight:
45 parts of styrene modified acrylic emulsion, 15 parts of styrene-acrylic emulsion, 7 parts of asbestos fiber, 3 parts of graphite fiber, 5 parts of corundum powder, 8 parts of expanded vermiculite powder, 2 parts of brominated polystyrene, 3 parts of melamine cyanurate salt, 6 parts of ammonium polyphosphate, 1 part of antimony oxide, 3 parts of boron flame retardant, 0.5 part of light stabilizer, 1 part of defoaming agent, 0.1 part of antibacterial agent and 10 parts of water.
In the embodiment, the length of the asbestos fiber and the graphite fiber is 0.3mm, and the diameter of the asbestos fiber and the graphite fiber is 0.05 mm; the mesh number of the corundum powder, the expanded vermiculite powder and the antimony oxide is 400 meshes.
In this embodiment, the boron-based flame retardant is a mixture of ammonium pentaborate, sodium metaborate, ammonium fluoroborate, barium metaborate, and zinc borate.
In this example, the light stabilizer is a mixture of o-hydroxybenzophenones, benzotriazoles, salicylates, triazines, substituted acrylonitriles, and hindered amine light stabilizers.
In this embodiment, the defoaming agent is a mixture of silicone emulsion, a higher alcohol fatty acid ester complex, polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxyethylene polyoxypropylene amine ether, polyoxypropylene glycerol ether, polyoxypropylene polyoxyethylene glycerol ether, and polydimethylsiloxane.
In this example, the antibacterial agent is a mixture of zinc oxide, copper oxide, ammonium dihydrogen phosphate, and lithium carbonate, and the weight ratio of the zinc oxide to the copper oxide to the ammonium dihydrogen phosphate to the lithium carbonate is 6:2:8: 1.
The embodiment also provides a preparation method of the high-wear-resistance oil-resistance fireproof coating, which comprises the following steps:
(1) weighing the raw materials in parts by weight;
(2) and preparing the styrene modified acrylic emulsion: adding deionized water and an emulsifier into a reactor, stirring uniformly, sequentially adding an acrylic monomer and a styrene monomer, emulsifying for 15min, adding an initiator, heating to 75 ℃, carrying out polymerization reaction, and forming an emulsion when blue fluorescence appears in the reaction;
(3) adding styrene modified acrylic emulsion, styrene-acrylic emulsion, asbestos fiber, graphite fiber, corundum powder, expanded vermiculite powder, brominated polystyrene, melamine cyanurate, ammonium polyphosphate, antimony oxide and boron flame retardant into a stirrer, stirring for 15min, and stirring uniformly;
(4) adding half of water, acrylic emulsion, styrene-acrylic emulsion, light stabilizer, defoaming agent and antibacterial agent into a stirrer in sequence, stirring while adding, standing for 4min after stirring for 10min, adding the rest water, and stirring uniformly.
Wherein,
in the step (2), the stirring speed is 200 r/min; the stirring speed in the step (3) is 350 r/min.
Example 2
The high-wear-resistance oil-resistance fireproof coating comprises the following raw materials in parts by weight:
50 parts of styrene modified acrylic emulsion, 17 parts of styrene-acrylic emulsion, 9 parts of asbestos fiber, 4 parts of graphite fiber, 6 parts of corundum powder, 10 parts of expanded vermiculite powder, 5 parts of brominated polystyrene, 5 parts of melamine cyanurate salt, 7 parts of ammonium polyphosphate, 2 parts of antimony oxide, 4 parts of boron flame retardant, 0.8 part of light stabilizer, 1.5 parts of defoaming agent, 0.3 part of antibacterial agent and 17 parts of water.
In the embodiment, the length of the asbestos fiber and the graphite fiber is 0.4mm, and the diameter of the asbestos fiber and the graphite fiber is 0.08 mm; the mesh number of the corundum powder, the expanded vermiculite powder and the antimony oxide is 400 meshes.
In this embodiment, the boron-based flame retardant is a mixture of ammonium pentaborate, sodium metaborate, ammonium fluoroborate, barium metaborate, and zinc borate.
In this example, the light stabilizer is a mixture of o-hydroxybenzophenones, benzotriazoles, salicylates, triazines, substituted acrylonitriles, and hindered amine light stabilizers.
In this embodiment, the defoaming agent is a mixture of silicone emulsion, a higher alcohol fatty acid ester complex, polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxyethylene polyoxypropylene amine ether, polyoxypropylene glycerol ether, polyoxypropylene polyoxyethylene glycerol ether, and polydimethylsiloxane.
In this example, the antibacterial agent is a mixture of zinc oxide, copper oxide, ammonium dihydrogen phosphate, and lithium carbonate, and the weight ratio of the zinc oxide to the copper oxide to the ammonium dihydrogen phosphate to the lithium carbonate is 6:2:8: 1.
The embodiment also provides a preparation method of the high-wear-resistance oil-resistance fireproof coating, which comprises the following steps:
(1) weighing the raw materials in parts by weight;
(2) and preparing the styrene modified acrylic emulsion: adding deionized water and an emulsifier into a reactor, stirring uniformly, sequentially adding an acrylic monomer and a styrene monomer, emulsifying for 15min, adding an initiator, heating to 75 ℃, carrying out polymerization reaction, and forming an emulsion when blue fluorescence appears in the reaction;
(3) adding styrene modified acrylic emulsion, styrene-acrylic emulsion, asbestos fiber, graphite fiber, corundum powder, expanded vermiculite powder, brominated polystyrene, melamine cyanurate, ammonium polyphosphate, antimony oxide and boron flame retardant into a stirrer, stirring for 18min, and stirring uniformly;
(4) adding half of water, acrylic emulsion, styrene-acrylic emulsion, light stabilizer, defoaming agent and antibacterial agent into a stirrer in sequence, stirring while adding, standing for 4min after stirring for 10min, adding the rest water, and stirring uniformly.
Wherein,
the stirring speed in the step (2) is 250 r/min; the stirring speed in the step (3) is 380 r/min.
Example 3
The high-wear-resistance oil-resistance fireproof coating comprises the following raw materials in parts by weight:
55 parts of styrene modified acrylic emulsion, 18 parts of styrene-acrylic emulsion, 11 parts of asbestos fiber, 5 parts of graphite fiber, 7 parts of corundum powder, 12 parts of expanded vermiculite powder, 8 parts of brominated polystyrene, 7 parts of melamine cyanurate salt, 8 parts of ammonium polyphosphate, 3 parts of antimony oxide, 5 parts of boron flame retardant, 1 part of light stabilizer, 2 parts of defoaming agent, 0.5 part of antibacterial agent and 25 parts of water.
In the embodiment, the length of the asbestos fiber and the graphite fiber is 0.5mm, and the diameter of the asbestos fiber and the graphite fiber is 0.1 mm; the mesh number of the corundum powder, the expanded vermiculite powder and the antimony oxide is 400 meshes.
In this embodiment, the boron-based flame retardant is a mixture of ammonium pentaborate, sodium metaborate, ammonium fluoroborate, barium metaborate, and zinc borate.
In this example, the light stabilizer is a mixture of o-hydroxybenzophenones, benzotriazoles, salicylates, triazines, substituted acrylonitriles, and hindered amine light stabilizers.
In this embodiment, the defoaming agent is a mixture of silicone emulsion, a higher alcohol fatty acid ester complex, polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxyethylene polyoxypropylene amine ether, polyoxypropylene glycerol ether, polyoxypropylene polyoxyethylene glycerol ether, and polydimethylsiloxane.
In this example, the antibacterial agent is a mixture of zinc oxide, copper oxide, ammonium dihydrogen phosphate, and lithium carbonate, and the weight ratio of the zinc oxide to the copper oxide to the ammonium dihydrogen phosphate to the lithium carbonate is 6:2:8: 1.
The embodiment also provides a preparation method of the high-wear-resistance oil-resistance fireproof coating, which comprises the following steps:
(1) weighing the raw materials in parts by weight;
(2) and preparing the styrene modified acrylic emulsion: adding deionized water and an emulsifier into a reactor, stirring uniformly, sequentially adding an acrylic monomer and a styrene monomer, emulsifying for 15min, adding an initiator, heating to 75 ℃, carrying out polymerization reaction, and forming an emulsion when blue fluorescence appears in the reaction;
(3) adding styrene modified acrylic emulsion, styrene-acrylic emulsion, asbestos fiber, graphite fiber, corundum powder, expanded vermiculite powder, brominated polystyrene, melamine cyanurate, ammonium polyphosphate, antimony oxide and boron flame retardant into a stirrer, stirring for 20min, and stirring uniformly;
(4) adding half of water, acrylic emulsion, styrene-acrylic emulsion, light stabilizer, defoaming agent and antibacterial agent into a stirrer in sequence, stirring while adding, standing for 4min after stirring for 10min, adding the rest water, and stirring uniformly.
Wherein,
in the step (2), the stirring speed is 300 r/min; the stirring speed in the step (3) is 400 r/min.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims (8)

1. A high wear-resistant oil-resistant fireproof coating is characterized in that: the feed comprises the following raw materials in parts by weight:
45-55 parts of styrene modified acrylic emulsion, 15-18 parts of styrene-acrylic emulsion, 7-11 parts of asbestos fiber, 3-5 parts of graphite fiber, 5-7 parts of corundum powder, 8-12 parts of expanded vermiculite powder, 2-8 parts of brominated polystyrene, 3-7 parts of melamine cyanurate, 6-8 parts of ammonium polyphosphate, 1-3 parts of antimony oxide, 3-5 parts of boron flame retardant, 0.5-1 part of light stabilizer, 1-2 parts of defoaming agent, 0.1-0.5 part of antibacterial agent and 10-25 parts of water.
2. The high wear-resistant oil-resistant fireproof coating according to claim 1, characterized in that: the length of the asbestos fiber and the graphite fiber is 0.3-0.5mm, and the diameter is 0.05-0.1 mm; the mesh number of the corundum powder, the expanded vermiculite powder and the antimony oxide is 400 meshes.
3. The high wear-resistant oil-resistant fireproof coating according to claim 1, characterized in that: the boron flame retardant is one or a mixture of more than two of ammonium pentaborate, sodium metaborate, ammonium fluoroborate, barium metaborate and zinc borate.
4. The high wear-resistant oil-resistant fireproof coating according to claim 1, characterized in that: the light stabilizer is a mixture of o-hydroxybenzophenone, benzotriazole, salicylate, triazine, substituted acrylonitrile and hindered amine light stabilizer.
5. The high wear-resistant oil-resistant fireproof coating according to claim 1, characterized in that: the defoaming agent is one or a mixture of more than two of emulsified silicone oil, a higher alcohol fatty acid ester compound, polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxyethylene polyoxypropylene amine ether, polyoxypropylene glycerol ether, polyoxypropylene polyoxyethylene glycerol ether and polydimethylsiloxane.
6. The high wear-resistant oil-resistant fireproof coating according to claim 1, characterized in that: the antibacterial agent is a mixture of zinc oxide, copper oxide, ammonium dihydrogen phosphate and lithium carbonate, and the weight ratio of the zinc oxide to the copper oxide to the ammonium dihydrogen phosphate to the lithium carbonate is 6:2:8: 1.
7. The preparation method of the high wear-resistant oil-resistant fireproof coating according to any one of claims 1 to 6, characterized in that: the method comprises the following steps:
(1) weighing the raw materials in parts by weight;
(2) and preparing the styrene modified acrylic emulsion: adding deionized water and an emulsifier into a reactor, stirring uniformly, sequentially adding an acrylic monomer and a styrene monomer, emulsifying for 15min, adding an initiator, heating to 75 ℃, carrying out polymerization reaction, and forming an emulsion when blue fluorescence appears in the reaction;
(3) adding styrene modified acrylic emulsion, styrene-acrylic emulsion, asbestos fiber, graphite fiber, corundum powder, expanded vermiculite powder, brominated polystyrene, melamine cyanurate, ammonium polyphosphate, antimony oxide and boron flame retardant into a stirrer, stirring for 15-20min, and stirring uniformly;
(4) adding half of water, acrylic emulsion, styrene-acrylic emulsion, light stabilizer, defoaming agent and antibacterial agent into a stirrer in sequence, stirring while adding, standing for 4min after stirring for 10min, adding the rest water, and stirring uniformly.
8. The preparation method of the high wear-resistant oil-resistant fireproof coating according to claim 7, characterized in that: the stirring speed in the step (2) is 200-300 r/min; the stirring speed in the step (3) is 350-400 r/min.
CN201710615245.9A 2017-07-26 2017-07-26 A kind of high abrasion oil resistant fireproof coating and preparation method thereof Withdrawn CN107201098A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107760158A (en) * 2017-10-25 2018-03-06 佛山杰致信息科技有限公司 A kind of high abrasion oil resistant fireproof coating and preparation method thereof
CN108329763A (en) * 2017-12-29 2018-07-27 安徽宝辰机电设备科技有限公司 A kind of preparation method of wear-resisting welding equipment shell
CN109337456A (en) * 2018-08-23 2019-02-15 安徽江杰实业有限公司 A kind of mechanical cutting device mainframe corrosion resistant coating

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Application publication date: 20170926