CN112920712A - Paint for outdoor power equipment - Google Patents

Paint for outdoor power equipment Download PDF

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Publication number
CN112920712A
CN112920712A CN202110212246.5A CN202110212246A CN112920712A CN 112920712 A CN112920712 A CN 112920712A CN 202110212246 A CN202110212246 A CN 202110212246A CN 112920712 A CN112920712 A CN 112920712A
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parts
paint
power equipment
flame retardant
good
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Inventor
王珂
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Sheqi Power Supply Co Of State Grid Henan Electric Power Co
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Sheqi Power Supply Co Of State Grid Henan Electric Power Co
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Priority to CN202110212246.5A priority Critical patent/CN112920712A/en
Publication of CN112920712A publication Critical patent/CN112920712A/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
    • C09D193/00Coating compositions based on natural resins; Coating compositions based on derivatives thereof
    • 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
    • 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/61Additives non-macromolecular inorganic
    • 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/65Additives macromolecular
    • 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/70Additives characterised by shape, e.g. fibres, flakes or microspheres
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/16Halogen-containing compounds
    • C08K2003/162Calcium, strontium or barium halides, e.g. calcium, strontium or barium chloride
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24Acids; Salts thereof
    • C08K3/26Carbonates; Bicarbonates
    • C08K2003/265Calcium, strontium or barium carbonate
    • 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
    • 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

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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)
  • Inorganic Chemistry (AREA)
  • Paints Or Removers (AREA)

Abstract

The invention provides paint for outdoor power equipment, which belongs to the technical field of power equipment protection and is prepared from the following raw materials in parts by weight: 40-50 parts of raw lacquer, 18-25 parts of boiled tung oil, 6-14 parts of pigment, 10-15 parts of epoxy resin, 4.5-6 parts of sepiolite, 2.2-3.8 parts of hydroxypropyl methyl cellulose, 2.7-3.5 parts of flame retardant, 1.8-2.6 parts of moisture-proof agent and 65-80 parts of solvent. The inventionThe paint has good adhesion performance, water resistance, flame retardance and aging resistance. The adhesive force is 0 or 1 grade, the cutting edge is smooth, and a little coating of an individual sample falls off at the intersection of the cuts; after the sample is soaked in water, the surface of the sample has no phenomena of light loss, color change, bubbling, wrinkling, falling, rusting and the like, and the water resistance is good; cell combustion method, carbonization volume less than 22 cm3The flame retardant property is good; after aging treatment, the light loss rate is less than 19%, the cracking grade is 1 grade or 2 grade, a plurality of cracks exist, and the aging resistance is good.

Description

Paint for outdoor power equipment
Technical Field
The invention relates to the technical field of power equipment protection, in particular to paint for outdoor power equipment.
Background
The power equipment mainly comprises power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a steam turbine, a gas turbine, a water turbine, a generator, a transformer and the like, and the power supply equipment mainly comprises power transmission lines, mutual inductors, contactors and the like with various voltage grades. The power equipment is outdoors for a long time, is blown by wind, rain and sun, and the surface is easy to damage and needs to be replaced in time. Therefore, protection of outdoor power equipment is of great importance. The existing protection methods mainly comprise two types: one is to add a protection structure, such as a protection cover, etc., outside the power equipment, but the power equipment has many kinds, different sizes and shapes, needs protection structures of various types, and has complex manufacture and high cost; the other is to spray a protective coating on the outer part of the power equipment, so that the corrosion resistance, the aging resistance and other performances of the shell of the power equipment are improved.
Patent document CN111647328A discloses a flame-retardant spray paint and a preparation method thereof. The flame-retardant spray paint at least comprises 1-10 parts by weight of thermoplastic acrylic resin, 1-10 parts by weight of cellulose acetate butyrate, 5-10 parts by weight of pigment, 0.2-2 parts by weight of flame retardant and 60-120 parts by weight of solvent. The flame-retardant spray mark paint has good temperature resistance, can be normally used at 200 ℃, has good quick-drying property, uniform paint film, bright color and good weather resistance, is not influenced by air temperature and ultraviolet rays, and has high adhesive force; meanwhile, the paint has excellent dispersibility, cannot cause the problems of coarsening, pigment sedimentation and the like after being placed for a long time, has fineness of not more than 3 mu m, softens a paint film, is smoother to use and spray, is not easy to block a nozzle, has excellent stability, but has unsatisfactory water resistance, and needs to be improved in flame retardance and aging resistance.
Patent document CN111995917A discloses a preparation method of water-based high-adhesion water-resistant paint, which comprises the following steps: (1) mixing halogen salt, copper ion salt and sulfite according to a molar ratio (2.8-3.5): (1.5-2): 1, mixing and reacting for 1-2h, adding barium halide into the mixed solution for reaction, filtering to remove precipitates to obtain cuprous halide complex ion [ CuX2] solution, and adding a stabilizer into the [ CuX2] solution for later use; (2) 20-32 parts of polyurethane resin, 30-38 parts of water-based acrylic resin, 15-22 parts of epoxy resin, 0.8-4 parts of hydroxymethyl cellulose, 25-33 parts of monovalent alginate, 22-26 parts of water and stabilizer-containing [ CuX2] solution are mixed and stirred uniformly to obtain the water-based high-adhesion water-resistant paint. The preparation process of the paint is simple, convenient and quick, the adhesion grades of the prepared water-based high-adhesion waterproof paint are all 0 grade, the adhesion performance is excellent, the surface drying time is 7min at least, the waterproof performance can reach 300h without abnormity at most, but the paint is used outdoors and is easy to age after being irradiated by sunlight for a long time.
Disclosure of Invention
In view of the above, the present invention provides a paint for outdoor power equipment.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the paint for outdoor power equipment is prepared from the following raw materials in parts by weight: 40-50 parts of raw lacquer, 18-25 parts of boiled tung oil, 6-14 parts of pigment, 10-15 parts of epoxy resin, 4.5-6 parts of sepiolite, 2.2-3.8 parts of hydroxypropyl methyl cellulose, 2.7-3.5 parts of flame retardant, 1.8-2.6 parts of moisture-proof agent and 65-80 parts of solvent.
Further, the paint for the outdoor power equipment is prepared from the following raw materials in parts by weight: 42-48 parts of raw lacquer, 20-24 parts of boiled tung oil, 7-12 parts of pigment, 11-14 parts of epoxy resin, 4.8-5.5 parts of sepiolite, 2.5-3.5 parts of hydroxypropyl methyl cellulose, 2.8-3.5 parts of flame retardant, 2-2.5 parts of moisture-proof agent and 68-75 parts of solvent.
Further, the pigment is one or more of titanium dioxide, zinc oxide, lithopone, cadmium red, iron red, cadmium yellow, iron yellow, chromium green, iron blue, ultramarine and carbon black.
Further, the flame retardant is decabromodiphenyl ether or hexabromocyclododecane.
Further, the moisture-proof agent is calcium chloride or calcium carbonate.
Further, the solvent is n-butanol or isobutanol.
The paint is a mixed coating which can be attached to the surface of a substrate and has the functions of protection, flame retardance, decoration and the like. In order to prolong the service life of power equipment, ensure the safe operation of a power grid and make the power equipment look more beautiful, paint is generally sprayed on the surface of the power equipment. With the gradual improvement of living standard of people, the requirement on the paint is higher and higher. Most of the traditional paints are solvent-based paints, which contain carcinogens such as benzene, toluene, xylene, TDI, VOC and the like, and when the paint is used, a large amount of toxic organic solvents volatilize in the drying process of a paint film, and the paint emits pungent odor harmful to human health and pollutes the environment. Therefore, those skilled in the art are most keen on studying environmentally friendly paints. For example, patent document CN112063302A discloses an environment-friendly woodenware paint, which is characterized by being prepared from the following raw materials in parts by weight: 30-40 parts of rosin modified hydroxyl-terminated hyperbranched polyurethane, 10-20 parts of castor oil, 3-5 parts of chloroprene rubber emulsion, 4-6 parts of carboxyl modified beta-cyclodextrin, 6-10 parts of sodium tetraborate, 10-15 parts of porous rare earth oxide, 5-10 parts of alcohol solvent, 0.8-1.2 parts of emulsifier, 1-2 parts of flatting agent, 0.7-1 part of defoaming agent, 1-2 parts of dispersing agent and 25-55 parts of water. The conventional research idea of the skilled person is to add corresponding auxiliary agents to improve the performance of the paint. For example, patent publication No. CN111423788A discloses a method for preparing an epoxy resin aqueous paint, comprising the following steps: s1, preparing materials and preparing raw materials; s2, grinding, namely firstly, selecting a filler and epoxy resin to grind for 10-15min, and adding an emulsion and an anti-settling agent to continue grinding for 20-30min after finishing grinding to form color paste; s3, stirring, heating the color paste to 40-50 ℃, adding water and an antioxidant, stirring the color paste for 3-6min, and pouring the color paste into a sand mill for grinding after the stirring is finished; s4, enameling color paste, adding an auxiliary agent, a thickening agent and an anti-cracking agent into the color paste, heating the color paste to enable the temperature rise rate to be 10 ℃ per hour, stopping heating when the temperature rises to 50 ℃, keeping the temperature for 20-30min, and adding a curing agent into the mixture to stir; and S5, canning and sealing the paint. The paint is added with a cracking agent for preventing the paint from cracking. The inventor of the application develops a new method, and by adding the sepiolite, the dispersibility and stability of the system are improved, and the water resistance and stability of the paint are enhanced.
The invention has the beneficial effects that:
the raw lacquer has the excellent characteristics of corrosion resistance, wear resistance, acid resistance, solvent resistance, heat resistance, good water resistance and insulativity, rich gloss and the like, but has poor toughness, and is easily damaged by ultraviolet rays in the outdoor environment after being exposed for a long time, and causes the phenomena of tarnishing, aging and cracking. The tung oil is an excellent dry vegetable oil, and has the characteristics of quick drying, light specific gravity, good glossiness, strong adhesive force, heat resistance, acid resistance, alkali resistance, corrosion resistance, rust resistance, non-conductivity and the like, and the boiled tung oil is processed from raw tung oil. The epoxy resin has strong adhesive force, and has excellent acid and alkali resistance, heat resistance and electrical insulation. The invention compounds the boiled tung oil, the epoxy resin and the raw lacquer to enhance the adhesive property and the mechanical property. The sepiolite is commonly called as 'soft gold', is a pure natural, nontoxic and tasteless silicate clay mineral, has the excellent characteristics of good chemical stability, large specific surface area, good adsorbability, rheological property, acid and alkali resistance and the like, can be highly dispersed after being stirred, and is favorable for improving the delamination and water seepage resistance and the storage stability of the paint; meanwhile, the shielding property and the strength of the paint film are improved, and the water resistance, the washing resistance and the like of the paint film are improved. Hydroxypropyl methyl cellulose is used as a dispersant and a stabilizer to enhance the stability and the film forming property of the paint. The fire retardant is decabromodiphenyl ether and hexabromocyclododecane, has high fire retarding efficiency, is heated to be thermally decomposed, absorbs heat and reduces temperature. The moisture-proof agent is calcium chloride and calcium carbonate to improve the waterproof performance of the paint.
The paint disclosed by the invention has good adhesion performance, water resistance, flame retardance and aging resistance. The adhesive force is 0 or 1 grade, the cutting edge is smooth, and a little coating of an individual sample falls off at the intersection of the cuts; after the sample is soaked in water, the surface of the sample has no phenomena of light loss, color change, bubbling, wrinkling, falling, rusting and the like, and the water resistance is good; cell combustion method, carbonization volume less than 22 cm3The flame retardant property is good; after aging treatment, the light loss rate is less than 19%, the cracking grade is 1 grade or 2 grade, a plurality of cracks exist, and the aging resistance is good.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention are clearly and completely described below. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention, are within the scope of the invention.
Examples 1-5, a paint for outdoor power equipment, the parts by weight of the components are given in table 1.
TABLE 1 examples 1-5 parts by weight of the ingredients
Figure DEST_PATH_IMAGE001
In example 1, the pigment is titanium dioxide, zinc oxide and lithopone in a weight ratio of 1:1: 1. The flame retardant is decabromodiphenyl ether. The moisture-proof agent is calcium chloride. The solvent is n-butanol.
In example 2, the pigment was cadmium red. The flame retardant is hexabromocyclododecane. The moisture-proof agent is calcium carbonate. The solvent is isobutanol.
In example 3, the pigment is cadmium yellow, iron yellow, cadmium yellow: the weight ratio of the iron oxide yellow is 1: 1.5. The flame retardant is decabromodiphenyl ether. The moisture-proof agent is calcium carbonate. The solvent is isobutanol.
In example 4, the pigments were chrome green, iron blue, ultramarine, chrome green: iron blue: the weight ratio of ultramarine is 2:1: 1. The flame retardant is hexabromocyclododecane. The moisture-proof agent is calcium chloride. The solvent is n-butanol.
In example 5, the pigment is carbon black. The flame retardant is decabromodiphenyl ether. The moisture-proof agent is calcium carbonate. The solvent is isobutanol.
In examples 1-5, a method of preparing a paint for outdoor power equipment, comprising the steps of:
s1: placing raw lacquer, boiled tung oil, epoxy resin and solvent in a high-speed disperser, dispersing for 15min at the normal temperature at the rotating speed of 800r/min, then reducing the rotating speed to 200r/min, and continuing to disperse for 1.5 h;
s2: and (5) adding hydroxypropyl methyl cellulose, sepiolite, a flame retardant and a moisture-proof agent into the step S1, stirring at the rotating speed of 300r/min for 30min, adding a pigment, continuously stirring for 1h, and carrying out 50KHz ultrasonic oscillation for 2 h.
Example 6
The present embodiment provides a paint for outdoor power equipment, which is the same as embodiment 3, but is different from embodiment 3 in that the sepiolite in the present embodiment is modified sepiolite by the following method:
1. putting the sepiolite into a hydrochloric acid aqueous solution with the mass water diversion of 10%, stirring for 6 hours at the temperature of 60 ℃ at the rotating speed of 200r/min, then carrying out suction filtration, washing until the PH is 7, and drying to obtain the acidified sepiolite;
2. adding the acidified sepiolite into absolute ethyl alcohol, then adding sodium dodecyl sulfate and a silane coupling agent KH550, placing in a high-speed disperser, dispersing for 5min at the normal temperature at the rotating speed of 500r/min, then adding water, then reducing the rotating speed to 200r/min, continuing dispersing for 2h, carrying out suction filtration, washing until the pH value is 7, and drying.
Wherein the proportion of each component is as follows: hydrochloric acid aqueous solution: sepiolite: anhydrous ethanol: sodium lauryl sulfate: silane coupling agent KH 550: the water is: 20 ml: 1 g: 50 ml: 0.2 g: 0.05 g.
Example 7
The present embodiment provides a paint for outdoor power equipment, which is the same as in embodiment 6, but is different from embodiment 6 in that the modified sepiolite in the present embodiment comprises the following components in proportion: hydrochloric acid aqueous solution: sepiolite: anhydrous ethanol: sodium lauryl sulfate: silane coupling agent KH 550: the water is: 20 ml: 1 g: 50 ml: 0.25 g: 0.055 g. The pigment is iron oxide red. The paint in this example also contains 69110.8 weight portions of light stabilizer and 0.6 weight portion of 2-hydroxy-4-methoxybenzophenone. In the preparation method of the paint, the stabilizing agent 6911 and the 2-hydroxy-4-methoxybenzophenone are added together with the flame retardant and the moisture-proof agent.
Example 8
The present embodiment provides a paint for outdoor power equipment, which is the same as in embodiment 6, but is different from embodiment 6 in that the modified sepiolite in the present embodiment comprises the following components in proportion: hydrochloric acid aqueous solution: sepiolite: anhydrous ethanol: sodium lauryl sulfate: silane coupling agent KH 550: the water is: 20 ml: 1 g: 50 ml: 0.3 g: 0.06 g. The paint in this example also contains 69110.7 weight portions of light stabilizer and 0.6 weight portion of 2-hydroxy-4-methoxybenzophenone. In the preparation method of the paint, the stabilizing agent 6911 and the 2-hydroxy-4-methoxybenzophenone are added together with the flame retardant and the moisture-proof agent.
The sepiolite is firstly acidified, the impurities of the sepiolite are removed, the specific surface area of the sepiolite is increased, the purity is improved, and then the sepiolite is modified by the sodium dodecyl sulfate and the silane coupling agent, so that the compatibility and the stability between the sepiolite and raw lacquer, epoxy resin and tung oil are improved, and the waterproof performance of the raw lacquer is improved.
The light stabilizer 6911 can inhibit the photo-oxidative process and improve the photo-oxidative aging resistance of the paint, and the 2-hydroxy-4-methoxybenzophenone can absorb ultraviolet light and improve the thermal stability and the light stability of the paint.
Comparative example 1
This comparative example provides a paint for outdoor power equipment similar to example 1 but different from example 1 in that sepiolite is absent from this comparative example.
Comparative example 2
This comparative example provides a paint for outdoor power equipment similar to example 1, but unlike example 1, hydroxypropyl methylcellulose is absent in this comparative example.
Comparative example 3
This comparative example provides a paint for outdoor power equipment similar to example 1, but unlike example 1, lacking a flame retardant.
Comparative example 4
This comparative example provides a paint for outdoor power equipment similar to example 1, but unlike example 1, the moisture resistant agent is absent in this comparative example.
The detection method comprises the following steps:
adhesion testing of paints, see GB/T9286-1998; and (4) testing the water resistance, referring to GB/T1733-1993, A method, soaking for 12 hours, and recording the qualified quantity of three test plates.
And (4) testing the flame retardant performance, referring to GB/T12441-.
The aging resistance test method refers to GB/T1766-1995: and (3) irradiating the paint film under a 340nm ultraviolet lamp. The light intensity is 0.5W/m2The irradiation distance is 40cm, the temperature is set to be 38 ℃, the humidity is set to be 50%, and the raining is set to be 15min every two hours; after 7 days of irradiation, the light loss and the cracking rating were determined, respectively. 3 coating panels were used as parallel panels during the experiment.
The test results are shown in Table 2.
TABLE 2 test results of examples and comparative examples
Figure 98980DEST_PATH_IMAGE002
As can be seen from table 2: the paints of examples 1 to 8 all showed good adhesion, water resistance, flame retardancy and ageing resistance. The adhesive force is 0 or 1 grade, the cutting edge is smooth, and a little coating of an individual sample falls off at the intersection of the cuts; after the sample is soaked in water, the surface of the sample has no phenomena of light loss, color change, bubbling, wrinkling, falling, rusting and the like, and the water resistance is good; cell combustion method, carbonization volume less than 22 cm3The flame retardant property is good; after aging treatment, the light loss rate is less than 19%, the cracking grade is 1 grade or 2 grade, a plurality of cracks exist, and the aging resistance is good. Example 6 sepiolite was modified, and examples 7 and 8 were supplemented with light stabilizers, the paint showed the best resistance to aging. The sepiolite is absent in the comparative example 1, the hydroxypropyl methyl cellulose is absent in the comparative example 2, the flame retardant is absent in the comparative example 3, the moisture-proof agent is absent in the comparative example, and the paint performance is reduced, so that the formula and the process adaptability are good.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims (6)

1. A paint for outdoor power equipment, which is characterized in that: the feed is prepared from the following raw materials in parts by weight: 40-50 parts of raw lacquer, 18-25 parts of boiled tung oil, 6-14 parts of pigment, 10-15 parts of epoxy resin, 4.5-6 parts of sepiolite, 2.2-3.8 parts of hydroxypropyl methyl cellulose, 2.7-3.5 parts of flame retardant, 1.8-2.6 parts of moisture-proof agent and 65-80 parts of solvent.
2. The paint for outdoor electric power equipment according to claim 1, wherein: the feed is prepared from the following raw materials in parts by weight: 42-48 parts of raw lacquer, 20-24 parts of boiled tung oil, 7-12 parts of pigment, 11-14 parts of epoxy resin, 4.8-5.5 parts of sepiolite, 2.5-3.5 parts of hydroxypropyl methyl cellulose, 2.8-3.5 parts of flame retardant, 2-2.5 parts of moisture-proof agent and 68-75 parts of solvent.
3. A paint for outdoor electrical equipment, according to claim 1 or 2, characterized in that: the pigment is one or more of titanium dioxide, zinc oxide, lithopone, cadmium red, iron red, cadmium yellow, iron yellow, chromium green, iron blue, ultramarine and carbon black.
4. A paint for outdoor electrical equipment, according to claim 1 or 2, characterized in that: the flame retardant is decabromodiphenyl ether or hexabromocyclododecane.
5. A paint for outdoor electrical equipment, according to claim 1 or 2, characterized in that: the moisture-proof agent is calcium chloride or calcium carbonate.
6. A paint for outdoor electrical equipment, according to claim 1 or 2, characterized in that: the solvent is n-butanol or isobutanol.
CN202110212246.5A 2021-02-25 2021-02-25 Paint for outdoor power equipment Pending CN112920712A (en)

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CN103897591A (en) * 2014-04-28 2014-07-02 湖南预制家技术研究有限公司 Preparation method of raw-lacquer-based wall coating and application technology thereof
CN105368319A (en) * 2015-12-15 2016-03-02 吴振宇 Abrasion-resisting raw lacquer coating for concentration table and preparation method thereof
CN106281016A (en) * 2016-08-24 2017-01-04 哈尔滨漆艺之星科技发展有限公司 A kind of anti-corrosive paint mortar and preparation method thereof
CN110066599A (en) * 2019-05-09 2019-07-30 闽江学院 Food-grade laccol base tung oil composite coating and preparation method thereof

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* Cited by examiner, † Cited by third party
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