CN108977044A - A kind of silo wall special coating and preparation method thereof - Google Patents
A kind of silo wall special coating and preparation method thereof Download PDFInfo
- Publication number
- CN108977044A CN108977044A CN201810901467.1A CN201810901467A CN108977044A CN 108977044 A CN108977044 A CN 108977044A CN 201810901467 A CN201810901467 A CN 201810901467A CN 108977044 A CN108977044 A CN 108977044A
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- parts
- silo wall
- wall special
- special coating
- coating
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Classifications
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
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- C09D175/08—Polyurethanes from polyethers
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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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
- 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
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
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- C08K3/00—Use of inorganic substances as compounding ingredients
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- C08K2003/321—Phosphates
- C08K2003/322—Ammonium phosphate
- C08K2003/323—Ammonium polyphosphate
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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Abstract
The invention discloses a kind of silo wall special coatings and preparation method thereof, using polyurethane, hollow glass micropearl, blast-furnace cinder, titanium dioxide, bamboo carbon, vermiculite power, perfluoro hexyl ethyl alcohol, tributyl 2-acetylcitrate, polyethylene wax, organosilicon, defoaming agent, thickener, fire retardant and dispersing agent as raw material, coating obtained, resistance to low temperature is very high, it is moisture-proof strong, very strong waterproofness, enhance the mechanical strength and adhesive force of paint film, prevent crackle, it prevents ultraviolet light and moisture from penetrating, extends the paint film service life；Heat-insulation and heat-preservation, moisture resistance, insect prevention, fire line are strong.
Description
Technical field
The present invention relates to paint fields, and in particular to a kind of silo wall special coating and preparation method thereof.
Background technique
Silo, i.e. the function building object of grain reservation.China is a large agricultural country, and the production and storage of grain have long-drawn-out
Long history, the historical relic being largely unearthed in the late five decades according to China and historical Textual Research, Chinese infant farming initiation is in paleolith
Advanced stage in epoch is developed in the epoch new period (away from about 10,000 years or so modern).And the storage of grain is the continuation of agricultural cultivation, storage
Technology is the development along with agricultural.Into after the epoch new period, with the development of infant farming, agricultural production
It reaches a certain scale, residue occurs in grain, just gradually develops to storage by grain processing.
Currently, the building trade in China is to implement country in relation to energy saving, environmental protection regulation and policy, improve the summer
Hot winter cold Thermal Environment of Residential Buildings improves the energy utilization rate of heating and air-conditioning, and national requirements is in hot-summer and cold-winter area to building
Exterior wall is thermally shielded heat insulating work.The silo that China has been built, it should according to the heat-insulated measure for protecting indoor low temperature, carry out silo
Surrounding external wall reconstruction；Meanwhile later newly-built silo must carry out heat-insulated guarantor's low temperature measure of surrounding exterior wall.
Silo surrounding exterior wall carries out the heat-insulated measure for protecting low temperature: adding heat insulating work in the surfaces externally and internally of exterior wall.That is wall
External surface adds insulation contractors, also adds indoor low temperature engineering in wall-body energy saving.
Polyurethane material is the current best thermal insulation material of performance in the world.Main chain constitutional repeating unit Han-NHCOO-
One quasi polymer.Due to not dissolving in non-polar group containing highly polar carbamate groups, have good oil resistivity, toughness,
Wearability, resistance to ag(e)ing and adhesiveness.
Polyurethane resin is widely used, and is had excellent performance.It as the substrates such as steel construction, woodenware surface coating in use,
It is formed by that coating machinery performance is good, wearability is good, hardness is high, water-fast, chemically-resistant, resistance to ag(e)ing are excellent, belongs to high-performance painting
Material, application field includes floor coating, kitchen furniture coating, office furniture coating, mechanical equipment (OEM) coating.
Polyurethane building exterior coating is a kind of excellent ornament materials with excellent mechanical endurance, resistance to medium.
With the enhancing of people's environmental consciousness, the advantages that polyurethane exterior wall coating is nontoxic, inexpensive, safe, non-ignitable, shows huge city
Prospect, but existing polyurethane building exterior coating has that low at film hardness, film formation time is long, water-fast using upper at it
The defects of property, acid resistance, alkali resistance, abrasion resistance, stain resistant, poor artificial ageing resistance, also rarely has and specialize in for silo
Coating, the requirement for silo coating for wall surface is higher.For silo coating for wall surface on rainy day, moisture resistance is very low at present, and heat preservation is made
With also bad, without fire protecting performance.
Summary of the invention
The purpose of the present invention is overcome the deficiencies of the prior art and provide a kind of silo wall special coating and its preparation side
Method has the characteristics that heat-insulation and heat-preservation, moisture resistance, insect prevention, fire line.
Silo wall special coating, the raw material including following parts by weight:
100~120 parts of polyurethane；
50~70 parts of hollow glass micropearl；
20~50 parts of blast-furnace cinder；
20~50 parts of titanium dioxide；
15~30 parts of bamboo carbon；
15~20 parts of vermiculite power；
15~20 parts of perfluoro hexyl ethyl alcohol；
3~5 parts of tributyl 2-acetylcitrate；
5~8 parts of polyethylene wax；
1~3 part of organosilicon；
3~5 parts of defoaming agent；
3~5 parts of thickener；
3~5 parts of fire retardant；
3~5 parts of dispersing agent.
The polyurethane is phenolic resin modified polyurethane, passes through polymethylene multi-phenenyl isocyanate and polyether polyol
The synthesizing isocyanate base capping polyether polyols performed polymer under 66~70 DEG C of constant temperature, then it is successively dewatered poly- with vacuum environment
Ethoxylated polyhydric alcohol, amine terminated polyether, phenolic resin and trimethylolpropane hybrid reaction, prepare phenolic resin modified polyurethane；
The average grain diameter of the hollow glass micropearl is 500~1200nm；
The blast-furnace cinder is granulated blast-furnace slag through drying, grinding, is made, mesh number is 150~250 mesh；
The titanium dioxide is rutile type titanium white；
The bamboo carbon, mesh number are 150~250 mesh；
The vermiculite power, mesh number are 150~250 mesh；
The partial size of the polyethylene wax is 0.3~5 μm；
The organosilicon is that the one or more kinds of of polysiloxanes, silicone oil, silicon rubber, silicone resin and silane coupling agent mix
Close object；
The defoaming agent is polyoxyethylene polyoxypropylene pentaerythrite ether, polyoxyethylene polyoxy propyl alcohol amidogen ether, polyoxypropylene glyceryl
The one or more of ether or polyoxypropylene；
The thickener, be methylcellulose, hydroxypropyl methyl cellulose, sodium carboxymethylcellulose, hydroxyethyl cellulose one
Kind or any two kinds of mixing；
The fire retardant, the fire retardant are aluminium hydroxide, antimony oxide, antimony oxide tetrabromobisphenol A, ammonium polyphosphate
Mixing, weight ratio 1:2:1:1；
The dispersing agent is one of BYK104S, BYK108, BYK110, BYK161, BYK163, BYK180 or a kind of with
On.
The production method of silo wall special coating, comprising the following steps:
(1), polyethylene wax and organosilicon are weighed according to the ratio, after mixing, be added polyurethane, 90~140 DEG C grind 1.5~
3 hours；
(2), after the mixture in (1) is cooled to 40~50 DEG C, blast-furnace cinder, vermiculite power, perfluoro hexyl ethyl alcohol and second are weighed
Acyl tributyl citrate, which is added in the mixture in (1), is uniformly mixed to obtain mixture；
(3), the mixture in (2) is added hollow glass micropearl, titanium dioxide and bamboo carbon and is uniformly mixed, and then carries out at ultrasonic wave
Reason, ultrasonic treatment time are 18~25min, and ultrasonication temperature is 55~65 DEG C, obtain mixture；
(4), defoaming agent, thickener, fire retardant and dispersing agent is added in the mixture in (3), is uniformly mixed；
(5), the mixture for obtaining (4) keeps the temperature 0.5~1.5 hour in 55~60 DEG C to get silo wall special coating.
Compared with prior art, present invention substantive distinguishing features outstanding and significant progress are:
1, polyurethane coating has that excellent wearability, excellent chemicals-resistant and oil resistivity, adhesive force be strong, curability at low temperatures
Energy, high-decoration energy, performance diversity, adjustability.By the improvement of formula, the film of polyurethane can be made the painting of high rigidity
Film can also be made the fabulous elastic film of flexibility, greatly reinforce the application range of polyurethane coating, high temperature resistant, low temperature
Property, non-toxic after curing of coating, the low voc coating of environment-friendly type.
The high performance polyurethane coating of the present invention has moisture-proof, waterproof performance.Rate of closed hole belongs to hydrophobicity 90% or more
Material will not increase thermal coefficient because of the moisture absorption, and metope will not seep water, and have ideal impermeability.With excellent anti-corruption
Corrosion energy has more superior resistance to air and resistance to steam performance.Porosity stable structure, in humidity, couple corrosion, fungi, algae
Under the external factor such as growth, will not all it be destroyed.Long service life, excellent durability.Chemical property is stablized, tasteless, nontoxic,
It is pollution-free.
2, hollow glass micropearl (Hollow glass microspheres) it is a kind of glass by special working process
Microballon, is mainly characterized by that density is smaller compared with glass microballoon, and thermal conductivity is worse.Hollow glass micropearl has compression strength high, molten
The features such as point is high, resistivity is high, thermal conductivity coefficient and Thermal Contraction Coefficient are small, has oleophylic, hydrophobicity performance, is very easy to be scattered in resin
In equal organic materials.
Glass microballoon has the smallest specific surface area and low oil absorbency, can greatly reduce other in coating and respectively produce making for composition
Dosage.The surface more resist chemical of glass microballoon vitreous matter, has reflex to light.Therefore, paint coatings have antifouling, anti-
Burn into antiultraviolet, anti-xanthochromia and anti-scratch effect.Contain thin gas inside compact arranged hollow glass micropearl,
Thermal coefficient is low, so paint coatings have extraordinary heat insulation and preservation effect.Hollow glass micropearl can effectively enhance coating
Flowing, levelability.There is preferable cold-and-heat resistent shrinkage containing gas in hollow glass micropearl, thus enhance the elasticity of coating,
Greatly reduce coating to cause to crack because being expanded with heat and contract with cold and fall off.Under the premise of high filler loading capacity, the viscosity increase of coating is not
Obviously, therefore the usage amount of solvent can be reduced, and can be reduced the discharge amount of coating toxic gas in use, be effectively reduced
VOC index.
3, polyurethane uses extensive binder material as a kind of, has preferable wearability, but contain in its molecule
Highly polar group carbamate groups and urea vessel used to hold grain at the imperial sacrifice, surface can be relatively high, and slip friction factor bigger than normal is also easy to produce frictional heat.?
The filler of various enhancements is added in polyurethane, the wearability of polyurethane can be improved.
Polyethylene wax has good lubricity and dispersibility, is added to coating as lubrication prescription, and when film forming is precipitated and with thin
Microparticle floats on coating surface, plays the role of texture, delustring and smooth scratch resistant；The organosilicon of low-surface-energy promotes poly- second
The result that alkene wax is spread to coating surface.As silicone content increases in coating, the roughness of coating significantly increased, and is added
The flat and smooth of coating surface of a small amount of organosilicon is this is because organosilicon is easy to be enriched in coating table with lower surface energy
Face keeps the coating to be formed fuller.And as silicone content further increases, polyethylene wax particle is distributed in coating surface
It is more more dense；With increasing for content of polyethylene wax, the hardness of coating increases, and adhesive force is in a slight decrease.Because of polyethylene wax
It is long chain alkane structure, matter itself is crisp, and hardness is big, and after blend solution film forming, polyethylene wax particle floats on coating surface, causes
The hardness of coating increases.
2 kinds of lubricants of polyethylene wax and organosilicon have certain synergistic effect, while using the friction that can lead to coating
Coefficient relatively further decreases.This is because organosilicon and polyethylene wax interact, coating surface is made to be enriched with more polyethylene
Wax keeps the coefficient of friction of coating smaller.
5, titanium dioxide,titanium dioxide, be a kind of important inorganic chemical product, coating, ink, papermaking,
There is important use in the industry such as plastic, rubber, chemical fibre, ceramics.Titanium dioxide, main component are titanium dioxide (TiO2) white face
Material.Scientific name is titanium dioxide, molecular formula TiO2It is a kind of polycrystalline compounds, particle has grid system in regularly arranged.
The relative density of titanium dioxide is minimum.
The coating manufactured with titanium dioxide, bright in luster, covering power is high, and strong coloring force is low-consuming, wide in variety, to medium
Stability can play a protective role, and can enhance the mechanical strength and adhesive force of paint film, prevent crackle, prevent ultraviolet light and moisture
Through the extension paint film service life.
6, a kind of blast-furnace cinder, the waste residue being discharged from blast furnace when blast-furnace cinder is manUfaCtUre of pig iron, can improve coating
Micro-structure improves size distribution of the material in coating, generates dense packing filing effect, optimize the pore structure of coating, i.e.,
Big hole number is reduced, and small hole number increases, and average pore size reduces, and it is more reasonable to be distributed, and voidage reduces.The cracking resistance of coating can be improved
Property, frost resistance, improve intensity.
7, bamboo charcoal is another completely new environment-friendly materials with excellent performance of bamboo timber resource exploitation.By bamboo through excessively high
After the dry charring process processing of temperature, bamboo charcoal is formed.Bamboo charcoal has very strong adsorption-decomposition function ability, can hygroscopic desiccation, smelly eliminating antibacterial
And there is anion the performances such as to penetrate.
It using the porous property easily absorbed of bamboo charcoal, can make coating that there is damping effect, it is existing that moist and overdrying can be effectively reduced
As.And bamboo charcoal naturally has the function of formaldehyde adsorption, and coating is made to have more environmentally-friendly effect.It can effectively contain window knot
The environment of dew and indoor mould hyperplasia.Also have that sustainable release anion, potent mould proof anti-pollution, scrub resistance are good, paint simultaneously
The persistently beautiful characteristics such as durable of film.
8, vermiculite power,Vermiculite powder, vermiculite is a kind of hydrate, is black clouds in blocky, sheet and granular
The product of the natural minerals weathering alteration such as mother.Its interlayer hydrone increases 18-25 times through high temperature sintering, volume.Rich in nitrogen, phosphorus,
The ingredients such as potassium, aluminium, iron, magnesium, silicate.Vermiculite has a higher layer charge number, thus cation exchange capacity with higher and compared with
Strong cation exch ange adsorption ability.Feature is: light, liquid manure absorption property is good, without putrefaction, good inorganic heat insulation material.
Vermiculite power has the characteristic porous, light, fusing point is high, can be used as high temperature thermal insulation material and fire-retardant insulating material, protects
Warm nature can exceed that many thermal insulation materials.Since vermiculite power has, light, loose, smooth, radius-thickness ratio is big, adhesive force is strong, resistance to height again
The features such as warm, can be used for the manufacture of coating, can prevent coating from precipitating, enhance product performance.
9, the fire retardant that the present invention uses is aluminium hydroxide, antimony oxide, antimony oxide tetrabromobisphenol A and polyphosphoric acid
Ammonium mixing, the fire retardant mechanism of different flame retardant are different, and to fully take into account the dual work of substance heated rear physics and chemistry
With.After antimony oxide is heated, melts to form glassy coating in polymer surface, make high molecular material itself and fire
Flame and oxygen separate, and prevent burning, and the independent Use Limitation fruit of material is unobvious.The effect of the fire retardant of amine or amine is released for pyrolytic
It releases non-flammable compressive gas (such as ammonia), achievees the purpose that starvation.Aluminium hydroxide is a kind of higher fire retardant of thermal capacity, it
It undergoes phase transition, be dehydrated, decompose at high temperature, reduce material burn area temperature.Tetrabromobisphenol A discharges hydrogen bromide at high temperature,
With generate compound condensation under high molecular material high temperature, form protective layer, prevent the oxicracking of periphery high molecular material, or be
A kind of free radical scavenger.The present invention selects a reasonable fire retardant collocation, reaches good flame retardant effect.
Addition fire retardant can not allow material to obtain the ability fully against raging fire, but it can still reduce fire hair
It is raw, and valuable escape time is won to fall into the people in the scene of a fire.
10, perfluoro hexyl ethyl alcohol is fluorocarbon, firm carbon-fluorine bond in molecular structure, so that carbon fluorination is closed
Object has very strong waterproofness, has the chemical substances such as fabulous chemical inertness, paint film acid and alkali resistance, salt and a variety of chemical solvents, is
Substrate provides protective barrier；Paint film is tough and tensile, and surface hardness height, impact resistance, anti-buckling, wearability are good, shows splendid physics
Mechanical performance；Fluororine-carbon coating has extremely low surface energy, surface dirt can be self-cleaning by rainwater, fabulous hydrophobicity；It is excellent with its
Good adhesive force, basic display preferably invest the characteristic of any material out.High-decoration；Containing a large amount of F-C key, determine that it is super
Strong stability, not dusting, colour-fast, long service life.
11, tributyl 2-acetylcitrate,tributyl O-acetylcitrate, it is nontoxic plasticizer, citric acid ester type
There is stabilization to most resins, have dissolubility strong, oil resistivity, light resistance are good, and have good fungus resistance, can be used as
A kind of good versatility plasticizer.
12, silo wall special coating of the invention, polyurethane coating resistance to low temperature used is very high, moisture-proof strong；Addition
Hollow glass micropearl, heat insulating ability are very strong；Blast-furnace cinder improves size distribution of the material in coating；Titanium dioxide enhances paint film
Mechanical strength and adhesive force, prevent crackle, prevent ultraviolet light and moisture from penetrating, extend the paint film service life；Bamboo charcoal has very strong suction
Attached capacity of decomposition, sustainable release anion, potent mould proof anti-pollution, scrub resistance are good, paint film is persistently beautiful durable；Perfluoro hexyl
Ethyl alcohol makes coating have very strong waterproofness；Tributyl 2-acetylcitrate, nontoxic plasticizer, dissolubility is strong, oil resistivity, fast light
Property is good, and has good fungus resistance；Polyethylene wax and organosilicon, which are blended, to be added in coating, and the hardness of coating increases；It adds fire-retardant
Agent has good flame retardant effect.
Specific embodiment
The present invention will be further explained with reference to the examples below, as described below, is only to preferable implementation of the invention
Example, not limits the present invention, any person skilled in the art is possibly also with the disclosure above
Technology contents changed or be modified as the equivalent embodiment changed on an equal basis.Without departing from the concept of the present invention, foundation
Technical spirit any simple modification, equivalent change and modification made to the above embodiment of the invention, all fall within of the invention
In protection scope.
Embodiment 1
Silo wall special coating, the raw material including following parts by weight: 100 parts of polyurethane；50 parts of hollow glass micropearl；Blast furnace
20 parts of slag；20 parts of titanium dioxide；15 parts of bamboo carbon；15 parts of vermiculite power；15 parts of perfluoro hexyl ethyl alcohol；3 parts of tributyl 2-acetylcitrate；
5 parts of polyethylene wax；1 part of organosilicon；3 parts of defoaming agent；3 parts of thickener；3 parts of fire retardant；3 parts of dispersing agent.
The average grain diameter of the hollow glass micropearl is 500nm；The blast-furnace cinder, be granulated blast-furnace slag through drying,
Grinding is made, and mesh number is 150 mesh；The bamboo carbon, mesh number are 150 mesh；The vermiculite power, mesh number are 150 mesh；The polyethylene
The partial size of wax is 0.3 μm；The organosilicon is silicone oil；The defoaming agent is polyoxyethylene polyoxypropylene pentaerythrite ether；Institute
Thickener is stated, is methylcellulose；The dispersing agent is BYK104S.
The production method of silo wall special coating, comprising the following steps:
(1), polyethylene wax and organosilicon are weighed according to the ratio, after mixing, polyurethane are added, are ground 1.5 hours at 90 DEG C；
(2), after the mixture in (1) is cooled to 40 DEG C, blast-furnace cinder, vermiculite power, perfluoro hexyl ethyl alcohol and acetyl lemon are weighed
Lemon acid tributyl, which is added in the mixture in (1), is uniformly mixed to obtain mixture；
(3), the mixture in (2) is added hollow glass micropearl, titanium dioxide and bamboo carbon and is uniformly mixed, and then carries out at ultrasonic wave
Reason, ultrasonic treatment time 18min, ultrasonication temperature are 55 DEG C, obtain mixture；
(4), defoaming agent, thickener, fire retardant and dispersing agent is added in the mixture in (3), is uniformly mixed；
(5), the mixture for obtaining (4) keeps the temperature 0.5 hour in 55 DEG C to get silo wall special coating.
Embodiment 2
Silo wall special coating, the raw material including following parts by weight: 110 parts of polyurethane；60 parts of hollow glass micropearl；Blast furnace
30 parts of slag；30 parts of titanium dioxide；20 parts of bamboo carbon；17 parts of vermiculite power；17 parts of perfluoro hexyl ethyl alcohol；4 parts of tributyl 2-acetylcitrate；
6 parts of polyethylene wax；2 parts of organosilicon；4 parts of defoaming agent；4 parts of thickener；4 parts of fire retardant；4 parts of dispersing agent.
The average grain diameter of the hollow glass micropearl is 700nm；The blast-furnace cinder, be granulated blast-furnace slag through drying,
Grinding is made, and mesh number is 200 mesh；The bamboo carbon, mesh number are 200 mesh；The vermiculite power, mesh number are 200 mesh；The polyethylene
The partial size of wax is 1 μm；The organosilicon is silicone oil；The defoaming agent is polyoxyethylene polyoxy propyl alcohol amidogen ether；The thickener,
For hydroxypropyl methyl cellulose；The dispersing agent is BYK108.
The production method of silo wall special coating, comprising the following steps:
(1), polyethylene wax and organosilicon are weighed according to the ratio, after mixing, polyurethane are added, are ground 2 hours at 100 DEG C；
(2), after the mixture in (1) is cooled to 45 DEG C, blast-furnace cinder, vermiculite power, perfluoro hexyl ethyl alcohol and acetyl lemon are weighed
Lemon acid tributyl, which is added in the mixture in (1), is uniformly mixed to obtain mixture；
(3), the mixture in (2) is added hollow glass micropearl, titanium dioxide and bamboo carbon and is uniformly mixed, and then carries out at ultrasonic wave
Reason, ultrasonic treatment time 20min, ultrasonication temperature are 60 DEG C, obtain mixture；
(4), defoaming agent, thickener, fire retardant and dispersing agent is added in the mixture in (3), is uniformly mixed；
(5), the mixture for obtaining (4) keeps the temperature 0.5 hour in 60 DEG C to get silo wall special coating.
Embodiment 3
Silo wall special coating, the raw material including following parts by weight: 120 parts of polyurethane；65 parts of hollow glass micropearl；Blast furnace
40 parts of slag；40 parts of titanium dioxide；25 parts of bamboo carbon；17 parts of vermiculite power；17 parts of perfluoro hexyl ethyl alcohol；5 parts of tributyl 2-acetylcitrate；
7 parts of polyethylene wax；3 parts of organosilicon；4 parts of defoaming agent；4 parts of thickener；4 parts of fire retardant；4 parts of dispersing agent.
The average grain diameter of the hollow glass micropearl is 800nm；The blast-furnace cinder, be granulated blast-furnace slag through drying,
Grinding is made, and mesh number is 250 mesh；The bamboo carbon, mesh number are 250 mesh；The vermiculite power, mesh number are 250 mesh；The polyethylene
The partial size of wax is 1.5 μm；The organosilicon is silicone oil；The defoaming agent is polypropylene glycerol aether；The thickener is carboxylic
Sodium carboxymethylcellulose pyce；The dispersing agent is BYK161.
The production method of silo wall special coating, comprising the following steps:
(1), polyethylene wax and organosilicon are weighed according to the ratio, after mixing, polyurethane are added, are ground 2.5 hours at 120 DEG C；
(2), after the mixture in (1) is cooled to 45 DEG C, blast-furnace cinder, vermiculite power, perfluoro hexyl ethyl alcohol and acetyl lemon are weighed
Lemon acid tributyl, which is added in the mixture in (1), is uniformly mixed to obtain mixture；
(3), the mixture in (2) is added hollow glass micropearl, titanium dioxide and bamboo carbon and is uniformly mixed, and then carries out at ultrasonic wave
Reason, ultrasonic treatment time 25min, ultrasonication temperature are 60 DEG C, obtain mixture；
(4), defoaming agent, thickener, fire retardant and dispersing agent is added in the mixture in (3), is uniformly mixed；
(5), the mixture for obtaining (4) keeps the temperature 1.0 hours in 60 DEG C to get silo wall special coating.
Embodiment 4
Silo wall special coating, the raw material including following parts by weight: 120 parts of polyurethane；70 parts of hollow glass micropearl；Blast furnace
50 parts of slag；50 parts of titanium dioxide；30 parts of bamboo carbon；20 parts of vermiculite power；20 parts of perfluoro hexyl ethyl alcohol；5 parts of tributyl 2-acetylcitrate；
8 parts of polyethylene wax；3 parts of organosilicon；5 parts of defoaming agent；5 parts of thickener；5 parts of fire retardant；5 parts of dispersing agent.
The average grain diameter of the hollow glass micropearl is 1000nm；The blast-furnace cinder, be granulated blast-furnace slag through drying,
Grinding is made, and mesh number is 250 mesh；The bamboo carbon, mesh number are 250 mesh；The vermiculite power, mesh number are 250 mesh；The polyethylene
The partial size of wax is 1.5 μm；The organosilicon is silicone oil；The defoaming agent is polypropylene glycerol aether；The thickener is hydroxyl
Ethyl cellulose；The dispersing agent is BYK163.
The production method of silo wall special coating, comprising the following steps:
(1), polyethylene wax and organosilicon are weighed according to the ratio, after mixing, polyurethane are added, are ground 3 hours at 140 DEG C；
(2), after the mixture in (1) is cooled to 50 DEG C, blast-furnace cinder, vermiculite power, perfluoro hexyl ethyl alcohol and acetyl lemon are weighed
Lemon acid tributyl, which is added in the mixture in (1), is uniformly mixed to obtain mixture；
(3), the mixture in (2) is added hollow glass micropearl, titanium dioxide and bamboo carbon and is uniformly mixed, and then carries out at ultrasonic wave
Reason, ultrasonic treatment time 25min, ultrasonication temperature are 65 DEG C, obtain mixture；
(4), defoaming agent, thickener, fire retardant and dispersing agent is added in the mixture in (3), is uniformly mixed；
(5), the mixture for obtaining (4) keeps the temperature 1.5 hours in 60 DEG C to get silo wall special coating.
Coating made from Examples 1 to 4 and the coating that market is sold are compared:
It follows that coating produced by the present invention has good water resistance, thermal and insulating performance, the characteristics such as anti-flammability are very
It is good.
Claims (9)
1. silo wall special coating, which is characterized in that silo wall special coating, the raw material including following parts by weight:
100~120 parts of polyurethane；
50~70 parts of hollow glass micropearl；
20~50 parts of blast-furnace cinder；
20~50 parts of titanium dioxide；
15~30 parts of bamboo carbon；
15~20 parts of vermiculite power；
15~20 parts of perfluoro hexyl ethyl alcohol；
3~5 parts of tributyl 2-acetylcitrate；
5~8 parts of polyethylene wax；
1~3 part of organosilicon；
3~5 parts of defoaming agent；
3~5 parts of thickener；
3~5 parts of fire retardant；
3~5 parts of dispersing agent；
The production method of silo wall special coating, comprising the following steps:
(1), polyethylene wax and organosilicon are weighed according to the ratio, after mixing, be added polyurethane, 90~140 DEG C grind 1.5~
3 hours；
(2), after the mixture in (1) is cooled to 40~50 DEG C, blast-furnace cinder, vermiculite power, perfluoro hexyl ethyl alcohol and second are weighed
Acyl tributyl citrate, which is added in the mixture in (1), is uniformly mixed to obtain mixture；
(3), the mixture in (2) is added hollow glass micropearl, titanium dioxide and bamboo carbon and is uniformly mixed, and then carries out at ultrasonic wave
Reason, ultrasonic treatment time are 18~25min, and ultrasonication temperature is 55~65 DEG C, obtain mixture；
(4), defoaming agent, thickener, fire retardant and dispersing agent is added in the mixture in (3), is uniformly mixed；
(5), the mixture for obtaining (4) keeps the temperature 0.5~1.5 hour in 55~60 DEG C to get silo wall special coating.
2. silo wall special coating according to claim 1, which is characterized in that the polyurethane is phenolic resin modified poly- ammonia
Ester, by polymethylene multi-phenenyl isocyanate and polyether polyol, synthesizing isocyanate base sealing end is poly- under 66~70 DEG C of constant temperature
Ethoxylated polyhydric alcohol performed polymer, then successively with the dewatered polyether polyol of vacuum environment, amine terminated polyether, phenolic resin and three hydroxyl first
Base propane hybrid reaction, prepares phenolic resin modified polyurethane.
3. silo wall special coating according to claim 1, which is characterized in that the average grain diameter of the hollow glass micropearl is
500~1200nm；The blast-furnace cinder is granulated blast-furnace slag through drying, grinding, is made, mesh number is 150~250 mesh；It is described
Bamboo carbon, mesh number are 150~250 mesh；The vermiculite power, mesh number are 150~250 mesh；The partial size of the polyethylene wax is 0.3~5 μ
m。
4. silo wall special coating according to claim 1, which is characterized in that the titanium dioxide is rutile type titanium white.
5. silo wall special coating according to claim 1, which is characterized in that the organosilicon, be polysiloxanes, silicone oil,
One or more kinds of mixtures of silicon rubber, silicone resin and silane coupling agent.
6. silo wall special coating according to claim 1, which is characterized in that the defoaming agent is polyoxyethylene polyoxy third
The one or more of alkene pentaerythrite ether, polyoxyethylene polyoxy propyl alcohol amidogen ether, polypropylene glycerol aether or polyoxypropylene.
7. silo wall special coating according to claim 1, which is characterized in that the thickener is methylcellulose, hydroxypropyl
One kind or any two kinds of mixing of ylmethyl cellulose, sodium carboxymethylcellulose, hydroxyethyl cellulose.
8. silo wall special coating according to claim 1, which is characterized in that the fire retardant, the fire retardant are hydrogen-oxygen
Change aluminium, antimony oxide, antimony oxide tetrabromobisphenol A, ammonium polyphosphate mixing, weight ratio 1:2:1:1.
9. silo wall special coating according to claim 1, which is characterized in that the dispersing agent, be BYK104S, BYK108,
One of BYK110, BYK161, BYK163, BYK180 or more than one.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810901467.1A CN108977044A (en) | 2018-08-09 | 2018-08-09 | A kind of silo wall special coating and preparation method thereof |
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| CN201810901467.1A CN108977044A (en) | 2018-08-09 | 2018-08-09 | A kind of silo wall special coating and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111187544A (en) * | 2019-12-16 | 2020-05-22 | 江门市壹家美环境工程有限公司 | Odorless environment-friendly coating |
| CN113980542A (en) * | 2021-11-15 | 2022-01-28 | 河南工业大学 | Granary outer wall heat-insulating coating prepared by recycling hot-melt type reflective coating and construction method thereof |
| CN114806335A (en) * | 2022-04-29 | 2022-07-29 | 安徽盛城新型材料有限公司 | Processing method of anti-corrosion and sun-proof finish paint for building wall surface |
| CN115311780A (en) * | 2022-08-15 | 2022-11-08 | 广东便捷神科技股份有限公司 | Replenishment system of automatic beverage vending machine and replenishment method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111187544A (en) * | 2019-12-16 | 2020-05-22 | 江门市壹家美环境工程有限公司 | Odorless environment-friendly coating |
| CN113980542A (en) * | 2021-11-15 | 2022-01-28 | 河南工业大学 | Granary outer wall heat-insulating coating prepared by recycling hot-melt type reflective coating and construction method thereof |
| CN113980542B (en) * | 2021-11-15 | 2022-08-05 | 河南工业大学 | Granary outer wall heat-insulating coating prepared by recycling hot-melt type reflective coating and construction method thereof |
| CN114806335A (en) * | 2022-04-29 | 2022-07-29 | 安徽盛城新型材料有限公司 | Processing method of anti-corrosion and sun-proof finish paint for building wall surface |
| CN115311780A (en) * | 2022-08-15 | 2022-11-08 | 广东便捷神科技股份有限公司 | Replenishment system of automatic beverage vending machine and replenishment method thereof |
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Application publication date: 20181211 |