CN110041822A - A kind of preparation method of safety and environmental protection high-performance non-sticking lining material - Google Patents
A kind of preparation method of safety and environmental protection high-performance non-sticking lining material Download PDFInfo
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- CN110041822A CN110041822A CN201910136976.4A CN201910136976A CN110041822A CN 110041822 A CN110041822 A CN 110041822A CN 201910136976 A CN201910136976 A CN 201910136976A CN 110041822 A CN110041822 A CN 110041822A
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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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
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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
- C09D7/65—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
- C08K3/02—Elements
- C08K2003/023—Silicon
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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
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0812—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
- C08K2003/2227—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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The present invention relates to a kind of preparation methods of safety and environmental protection high-performance non-sticking lining material, belong to technical field of coatings.For the present invention using organic siliconresin and polytetrafluoroethylene (PTFE) as raw material, polyamide is curing agent, prepares a kind of safety and environmental protection high-performance non-sticking lining material, which can solidify at room temperature, be securely attached on matrix surface, and soil resistance is strong；Using the synergistic effect between different ceramic powders, very fine and close coating is formed, to improve the thermal stability of coating；Organic siliconresin can form anti-sticking shallow layer in substrate surface using its reactivity, bridging property and film forming, good to the cementability of metal base, without primary coat, good with the compatibility of inorganic filler, solidification temperature is low, and has excellent temperature tolerance, electrical insulating property, humidity and non-stick；Ionic compound and covalent compound have high hardness, because covalent bond is that strong combination is strong, constitute spacial framework, form strong combination, non-sticking lining is made to reach higher wearability.
Description
Technical field
The present invention relates to a kind of preparation methods of safety and environmental protection high-performance non-sticking lining material, belong to technical field of coatings.
Background technique
The food that the pot of the metal materials such as cast iron, stainless steel, aluminium and aluminium alloy is most generally used as people for a long time
Product cooking tools have that easily leading to food phenomena such as viscous pot, burn occurs, and not only breaks up food appearance, and be easy
Cause food to generate the harmful components such as BaP, acrylamide, is detrimental to health.In addition, the food for being adhered to pot surface is residual
Slag also carrys out difficulty to the cleaning tape of cookware.And non-stick pan is given because having many advantages, such as easy to clean, pan-fried/cooked food non-stick pan, few oil smoke
People's lives have made great convenience, so since the advent of the world is just by the favor of people.
Currently, the material for the non-sticking lining that market is used to make non-stick pan is mainly a kind of coating of entitled Teflon, this
Kind substance is the general name of fluorine resin, including polytetrafluoroethylene (PTFE) (PEFT), perfluoroethylene-propylene and various fluorinated copolymers, is had
The advantages that chemical property stabilization, Waterproofing/oilproofing, self-lubrication, is able to satisfy people and wants to not occurring the viscous pot of food in cooking process
It asks.But this material, there is also many defects, the health risk especially contained is just more and more closed by people
Note.Firstly, the intensity for the surface non-sticking lining that Teflon long paint is formed is not high, cannot be cooked using spades, and even if only using
The shield slice such as silica gel shovel and wood shovel is cooked, and in use for some time, coating is also easy to appear scuffing and falls off, and influences to produce
Product structure and performance, and lead to food there are foreign matter risks；Secondly, the use temperature of teflon coatings is generally no more than 250
DEG C, and be accustomed to according to the culinary art of Chinese, for the dish of many quick-frieds, kettle temperature at least also between 300~500 DEG C,
Therefore people are difficult to strict control when in use, are easy to damage because of high temperature；Third, studies have found that, teflon material is 400
DEG C or more at a high temperature of can release ten several pernicious gases, have strong impulse effect to lung, and Teflon produced
The ingredient for having to add a kind of entitled perfluorooctanoic acid (PFOA) in journey, all expresses in many reports to its safety
Worry.
It is safe and healthy, energy saving, green, environmentally friendly etc. to become following kitchen and bath's revolution with the continuous propulsion of Chinese kitchen and bath's revolution
The mainstream of development.The performance that the non-stick pan coating layer technology of preparing that modern times grow up respectively has length, and obtains non-sticking lining
Respectively there are advantage and disadvantage.Therefore, it needs to develop a kind of environmentally friendly, heat resistant and wear resistant in view of the deficiencies of the prior art, have good
Comprehensive performance non-sticking lining material.
Summary of the invention
The technical problems to be solved by the invention: for existing Teflon long paint formed surface non-sticking lining intensity not
High, the problem of wearing no resistance, provide a kind of preparation method of safety and environmental protection high-performance non-sticking lining material.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
(1) fluorocarbon resin, organic siliconresin, coupling agent A151, catalyst dibutyltin dilaurylate, toluene are taken, by organosilicon
Fluorocarbon resin, catalyst two is added to get mixed slurry in resin and coupling agent A151 mixing, stir process in mixed slurry
Dibutyl tin laurate and toluene, insulated and stirred processing after matrix slurry vacuum distillation processing, and are protected to get matrix slurry
40~60min of temperature, is cooled to room temperature to get modified organic silicone resin；
(2) take modified organic silicone resin, filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), dispersant B YK161, curing agent poly-
Amide, mass fraction are 10% ethanol solution, by modified organic silicone resin, filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), are divided
Powder BYK161, curing agent polyamide and mass fraction are the mixing of 10% ethanol solution, and ultrasonic disperse and stir process are to get mixed
Liquid is closed, is filtered up to non-viscous paint；Non-viscous paint is coated uniformly on clean the bottom of a pan base inner surface, room temperature curing and heat
Processing is cooled to room temperature up to safety and environmental protection high-performance non-sticking lining material.
Fluorocarbon resin described in step (1), organic siliconresin, coupling agent A151, catalyst dibutyltin dilaurylate, first
Ratio between benzene are as follows: according to parts by weight, weigh respectively 1~5 part of fluorocarbon resin, 20~30 parts of organic siliconresins, 0.1~
0.3 part of coupling agent A151,1~3 part of catalyst dibutyltin dilaurylate, 1~5 part of toluene.
Organic siliconresin and coupling agent A151 are mixed described in step (1), stir process step are as follows: by organic siliconresin
It is mixed with coupling agent A151, low whipping speed is 500~600r/min, 20~30min of uniform stirring under room temperature.
Fluorocarbon resin, catalyst dibutyltin dilaurylate and toluene is added described in step (1) in mixed slurry, protects
Warm stir process step are as follows: fluorocarbon resin, catalyst dibutyltin dilaurylate and toluene are added in mixed slurry, in temperature
It is 45~55 DEG C, mixing speed is 2~3h of insulated and stirred under 700~800r/min.
Matrix slurry is evaporated under reduced pressure processing step described in step (1) are as follows: by matrix slurry temperature be 55~60 DEG C,
Vacuum degree is that 30~50min is evaporated under reduced pressure under 1.3~2kPa.
The preparation step of filler described in step (2) are as follows: by aluminium oxide ceramics powder, silicon carbide ceramics powder and silicon aluminium alloy powder
End mixing is 130~180r/min in revolving speed, and argon gas protects lower 8~10h of ball milling to get filler.
Modified organic silicone resin, filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), dispersing agent described in step (2)
The ratio of BYK161, curing agent polyamide, mass fraction between 10% ethanol solution are as follows: according to parts by weight, weigh 60 respectively
~80 parts of modified organic silicone resins, 10~20 parts of fillers, 1~10 part of nanometer silicon carbide whiskers, 5~10 parts of polytetrafluoroethylene (PTFE), 1~
3 parts of dispersant B YK161,1~3 part of curing agent polyamide, 30~40 parts of mass fractions are 10% ethanol solution.
Ultrasonic disperse described in step (2) and stir process step are as follows: by modified organic silicone resin, filler, nano silicon carbide
Silicon wafer palpus, polytetrafluoroethylene (PTFE), dispersant B YK161, curing agent polyamide and mass fraction are the mixing of 10% ethanol solution, ultrasound point
After dissipating 1~2h, 4~6h is stirred in the case where revolving speed is 210~300r/min.
Room temperature curing described in step (2) and heat treatment step are as follows: non-viscous paint is coated uniformly on to clean the bottom of a pan base
On internal surface, after solidifying 20~30min at room temperature, 1~2h is heat-treated at being 200~240 DEG C in temperature.
The mass ratio of the aluminium oxide ceramics powder, silicon carbide ceramics powder and silico-aluminum powder is 2: 1: 1.
The present invention is compared with other methods, and advantageous effects are:
(1) for the present invention using fluorocarbon resin modified organic silicone resin and polytetrafluoroethylene (PTFE) as raw material, polyamide is curing agent, is prepared
A kind of safety and environmental protection high-performance non-sticking lining material, the coating can solidify at room temperature, be securely attached on matrix surface, prevent
Dirt is strong；Using the synergistic effect between different ceramic powders, very fine and close coating is formed, to improve the thermostabilization of coating
Property；Organic siliconresin can form anti-sticking shallow layer in substrate surface, to Metal Substrate using its reactivity, bridging property and film forming
The cementability of material is good, is not necessarily to primary coat, and good with the compatibility of inorganic filler, solidification temperature is low, and has excellent temperature tolerance, electricity
Insulating properties, humidity and non-stick；Ionic compound and covalent compound have high hardness, especially covalent compound, this is
Because covalent bond is that strong combination is strong, there is very strong directionality in space, constitutes spacial framework, forms strong combination, part oxygen
Compound it is strong by force between ionic bond and covalent bond, be good for strong not as good as covalent bond, hardness is slightly lower, and non-sticking lining is made to reach higher
Wearability；When ceramic powder being added in non-viscous paint, material is resisted the crack extesion that stress induces and can be significantly suppressed, and splits
Extension occurs under the action of stress for line when encountering particle, due to the high intensity of particle and the small coefficient of expansion, crackle quilt
" nail " ties, and to continue extension and bigger energy is necessarily required to go to penetrate particle or crack deflection occurs, increase interfacial area, from
And increase the consumption of energy, improve the intensity and toughness of material；
(2) present invention is carried out aluminium oxide ceramics powder, silicon carbide ceramics powder and silico-aluminum powder using the method for mechanical mixture
It is used in mixed way, ceramic powder has good high-temperature oxidation resistance and wearability, and silico-aluminum powder has good intensity and tough
Degree, the safety and environmental protection high-performance non-sticking lining material being compounded to form not only had had the intensity and toughness of metal, but also had ceramic material
High temperature resistant, high-temperature oxidation resistant, it is wear-resisting, corrosion-resistant the advantages that；Aluminium oxide is one of high temperature heat-resistant compound, has hardness high, anti-
A series of good characteristics such as corrosive nature is good, thermal stability is good, in safety and environmental protection high-performance non-sticking lining material preparation process,
Aluminium oxide ceramics powder is added to promote the stability of safety and environmental protection high-performance non-sticking lining material, aluminium oxide there are crystallines in more
State, with α-Al2O3It is most stable, most fine and close；It just should be the good and small coefficient of expansion of its higher mechanical strength, thermal stability,
Aluminium oxide ceramics powder is introduced in safety and environmental protection high-performance non-sticking lining material can be improved safety and environmental protection high-performance non-sticking lining material
Hardness, reduce the coefficient of expansion, in addition aluminium oxide can also improve the opacity and light of safety and environmental protection high-performance non-sticking lining material
Pool etc..
Specific embodiment
According to parts by weight, 1~5 part of fluorocarbon resin, 20~30 parts of organic siliconresins, 0.1~0.3 part of coupling are weighed respectively
Agent A151,1~3 part of catalyst dibutyltin dilaurylate, 1~5 part of toluene mix organic siliconresin and coupling agent A151,
Low whipping speed is 500~600r/min, and 20~30min of uniform stirring adds in mixed slurry under room temperature to get mixed slurry
Enter fluorocarbon resin, catalyst dibutyltin dilaurylate and toluene, is 45~55 DEG C in temperature, mixing speed is 700~800r/
2~3h of insulated and stirred is under min to get matrix slurry, in temperature is 55~60 DEG C by matrix slurry, vacuum degree is 1.3~2kPa
After 30~50min of lower vacuum distillation, and 40~60min is kept the temperature, is cooled to room temperature to get modified organic silicone resin；In mass ratio 2
: mix aluminium oxide ceramics powder, silicon carbide ceramics powder and silico-aluminum powder at 1: 1, is 130~180r/min, argon gas in revolving speed
Protect lower 8~10h of ball milling to get filler；According to parts by weight, 60~80 parts of modified organic silicone resins, 10~20 are weighed respectively
Part filler, 1~10 part of nanometer silicon carbide whiskers, 5~10 parts of polytetrafluoroethylene (PTFE), 1~3 part of dispersant B YK161,1~3 part of solidification
Agent polyamide, 30~40 parts of mass fractions are 10% ethanol solution, by modified organic silicone resin, filler, nanometer silicon carbide whiskers,
Polytetrafluoroethylene (PTFE), dispersant B YK161, curing agent polyamide and mass fraction are the mixing of 10% ethanol solution, 1~2h of ultrasonic disperse
Afterwards, 4~6h is stirred to get mixed liquor in the case where revolving speed is 210~300r/min, filter up to non-viscous paint；Non-viscous paint is equal
It is even to be coated on clean the bottom of a pan base inner surface, after solidifying 20~30min at room temperature, heat at being 200~240 DEG C in temperature
1~2h is handled, is cooled to room temperature up to safety and environmental protection high-performance non-sticking lining material.
Fluorocarbon resin, organic siliconresin, coupling agent A151, catalyst dibutyltin dilaurylate, toluene are taken, by organosilicon
Fluorocarbon resin, catalyst two is added to get mixed slurry in resin and coupling agent A151 mixing, stir process in mixed slurry
Dibutyl tin laurate and toluene, insulated and stirred processing after matrix slurry vacuum distillation processing, and are protected to get matrix slurry
Warm 40min, is cooled to room temperature to get modified organic silicone resin；It takes modified organic silicone resin, filler, nanometer silicon carbide whiskers, gather
Tetrafluoroethene, dispersant B YK161, curing agent polyamide, mass fraction are 10% ethanol solution, by modified organic silicone resin, are filled out
Material, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), dispersant B YK161, curing agent polyamide and mass fraction are 10% ethanol solution
Mixing, ultrasonic disperse and stir process filter to get mixed liquor up to non-viscous paint；Non-viscous paint is coated uniformly on completely
The bottom of a pan base inner surface on, room temperature curing is simultaneously heat-treated, and is cooled to room temperature up to safety and environmental protection high-performance non-sticking lining material.
Fluorocarbon resin, organic siliconresin, coupling agent A151, catalyst dibutyltin dilaurylate, the ratio between toluene are as follows: by weight
Number meter weighs 1 part of fluorocarbon resin, 20 parts of organic siliconresins, 0.1 part of coupling agent A151,1 part of catalyst dibutyltin cinnamic acid two respectively
Butyl tin, 1 part of toluene.Organic siliconresin and coupling agent A151 are mixed, stir process step are as follows: by organic siliconresin and coupling
Agent A151 is mixed, low whipping speed 500r/min, uniform stirring 20min under room temperature.In mixed slurry be added fluorocarbon resin,
Catalyst dibutyltin dilaurylate and toluene, insulated and stirred processing step are as follows: fluorocarbon resin, catalysis are added in mixed slurry
Agent dibutyl tin dilaurate and toluene are 45 DEG C in temperature, and mixing speed is insulated and stirred 2h under 700r/min.Matrix is starched
Material vacuum distillation processing step are as follows: by matrix slurry temperature be 55 DEG C, vacuum degree be 1.3kPa under be evaporated under reduced pressure 30min.It fills out
The preparation step of material are as follows: aluminium oxide ceramics powder, silicon carbide ceramics powder and silico-aluminum powder are mixed, are 130r/ in revolving speed
Min, argon gas protect lower ball milling 8h to get filler.Modified organic silicone resin, filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE),
The ratio of dispersant B YK161, curing agent polyamide, mass fraction between 10% ethanol solution are as follows: according to parts by weight, respectively
Weigh 60 parts of modified organic silicone resins, 10 parts of fillers, 1 part of nanometer silicon carbide whiskers, 5 parts of polytetrafluoroethylene (PTFE), 1 part of dispersing agent
BYK161,1 part of curing agent polyamide, 30 parts of mass fractions are 10% ethanol solution.Ultrasonic disperse and stir process step are as follows: will
Modified organic silicone resin, filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), dispersant B YK161, curing agent polyamide and quality
Score is that 10% ethanol solution mixes, and after ultrasonic disperse 1h, stirs 4h in the case where revolving speed is 210r/min.Room temperature curing is simultaneously heat-treated
Step are as follows: be coated uniformly on non-viscous paint on clean the bottom of a pan base inner surface, after solidifying 20min at room temperature, in temperature
It is to be heat-treated 1h at 200 DEG C.The mass ratio of aluminium oxide ceramics powder, silicon carbide ceramics powder and silico-aluminum powder is 2: 1: 1.
Fluorocarbon resin, organic siliconresin, coupling agent A151, catalyst dibutyltin dilaurylate, toluene are taken, by organosilicon
Fluorocarbon resin, catalyst two is added to get mixed slurry in resin and coupling agent A151 mixing, stir process in mixed slurry
Dibutyl tin laurate and toluene, insulated and stirred processing after matrix slurry vacuum distillation processing, and are protected to get matrix slurry
Warm 50min, is cooled to room temperature to get modified organic silicone resin；It takes modified organic silicone resin, filler, nanometer silicon carbide whiskers, gather
Tetrafluoroethene, dispersant B YK161, curing agent polyamide, mass fraction are 10% ethanol solution, by modified organic silicone resin, are filled out
Material, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), dispersant B YK161, curing agent polyamide and mass fraction are 10% ethanol solution
Mixing, ultrasonic disperse and stir process filter to get mixed liquor up to non-viscous paint；Non-viscous paint is coated uniformly on completely
The bottom of a pan base inner surface on, room temperature curing is simultaneously heat-treated, and is cooled to room temperature up to safety and environmental protection high-performance non-sticking lining material.
Fluorocarbon resin, organic siliconresin, coupling agent A151, catalyst dibutyltin dilaurylate, the ratio between toluene are as follows: by weight
Number meter weighs 3 parts of fluorocarbon resins, 25 parts of organic siliconresins, 0.2 part of coupling agent A151,2 parts of catalyst dibutyltin cinnamic acids two respectively
Butyl tin, 3 parts of toluene.Organic siliconresin and coupling agent A151 are mixed, stir process step are as follows: by organic siliconresin and coupling
Agent A151 is mixed, low whipping speed 550r/min, uniform stirring 25min under room temperature.In mixed slurry be added fluorocarbon resin,
Catalyst dibutyltin dilaurylate and toluene, insulated and stirred processing step are as follows: fluorocarbon resin, catalysis are added in mixed slurry
Agent dibutyl tin dilaurate and toluene are 50 DEG C in temperature, and mixing speed is insulated and stirred 2.5h under 750r/min.By matrix
Slurry be evaporated under reduced pressure processing step are as follows: by matrix slurry temperature be 57 DEG C, vacuum degree be 1.7kPa under be evaporated under reduced pressure 40min.
The preparation step of filler are as follows: aluminium oxide ceramics powder, silicon carbide ceramics powder and silico-aluminum powder are mixed, are 155r/ in revolving speed
Min, argon gas protect lower ball milling 9h to get filler.Modified organic silicone resin, filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE),
The ratio of dispersant B YK161, curing agent polyamide, mass fraction between 10% ethanol solution are as follows: according to parts by weight, respectively
Weigh 70 parts of modified organic silicone resins, 15 parts of fillers, 5 parts of nanometer silicon carbide whiskers, 7 parts of polytetrafluoroethylene (PTFE), 2 parts of dispersing agents
BYK161,2 parts of curing agent polyamide, 35 parts of mass fractions are 10% ethanol solution.Ultrasonic disperse and stir process step are as follows: will
Modified organic silicone resin, filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), dispersant B YK161, curing agent polyamide and quality
Score is that 10% ethanol solution mixes, and after ultrasonic disperse 1.5h, stirs 5h in the case where revolving speed is 255r/min.At room temperature curing and heat
Manage step are as follows: non-viscous paint is coated uniformly on clean the bottom of a pan base inner surface, after solidifying 25min at room temperature, in temperature
Degree is to be heat-treated 1.5h at 220 DEG C.The mass ratio of aluminium oxide ceramics powder, silicon carbide ceramics powder and silico-aluminum powder is 2: 1: 1.
Fluorocarbon resin, organic siliconresin, coupling agent A151, catalyst dibutyltin dilaurylate, toluene are taken, by organosilicon
Fluorocarbon resin, catalyst two is added to get mixed slurry in resin and coupling agent A151 mixing, stir process in mixed slurry
Dibutyl tin laurate and toluene, insulated and stirred processing after matrix slurry vacuum distillation processing, and are protected to get matrix slurry
Warm 60min, is cooled to room temperature to get modified organic silicone resin；It takes modified organic silicone resin, filler, nanometer silicon carbide whiskers, gather
Tetrafluoroethene, dispersant B YK161, curing agent polyamide, mass fraction are 10% ethanol solution, by modified organic silicone resin, are filled out
Material, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), dispersant B YK161, curing agent polyamide and mass fraction are 10% ethanol solution
Mixing, ultrasonic disperse and stir process filter to get mixed liquor up to non-viscous paint；Non-viscous paint is coated uniformly on completely
The bottom of a pan base inner surface on, room temperature curing is simultaneously heat-treated, and is cooled to room temperature up to safety and environmental protection high-performance non-sticking lining material.
Fluorocarbon resin, organic siliconresin, coupling agent A151, catalyst dibutyltin dilaurylate, the ratio between toluene are as follows: by weight
Number meter weighs 5 parts of fluorocarbon resins, 30 parts of organic siliconresins, 0.3 part of coupling agent A151,3 parts of catalyst dibutyltin cinnamic acids two respectively
Butyl tin, 5 parts of toluene.Organic siliconresin and coupling agent A151 are mixed, stir process step are as follows: by organic siliconresin and coupling
Agent A151 is mixed, low whipping speed 600r/min, uniform stirring 30min under room temperature.In mixed slurry be added fluorocarbon resin,
Catalyst dibutyltin dilaurylate and toluene, insulated and stirred processing step are as follows: fluorocarbon resin, catalysis are added in mixed slurry
Agent dibutyl tin dilaurate and toluene are 55 DEG C in temperature, and mixing speed is insulated and stirred 3h under 800r/min.Matrix is starched
Material vacuum distillation processing step are as follows: by matrix slurry temperature be 60 DEG C, vacuum degree be 2kPa under be evaporated under reduced pressure 50min.Filler
Preparation step are as follows: by aluminium oxide ceramics powder, silicon carbide ceramics powder and silico-aluminum powder mix, revolving speed be 180r/min,
Argon gas protects lower ball milling 10h to get filler.Modified organic silicone resin, filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), dispersion
The ratio of agent BYK161, curing agent polyamide, mass fraction between 10% ethanol solution are as follows: according to parts by weight, weigh respectively
80 parts of modified organic silicone resins, 20 parts of fillers, 10 parts of nanometer silicon carbide whiskers, 10 parts of polytetrafluoroethylene (PTFE), 3 parts of dispersing agents
BYK161,3 parts of curing agent polyamide, 40 parts of mass fractions are 10% ethanol solution.Ultrasonic disperse and stir process step are as follows: will
Modified organic silicone resin, filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), dispersant B YK161, curing agent polyamide and quality
Score is that 10% ethanol solution mixes, and after ultrasonic disperse 2h, stirs 6h in the case where revolving speed is 300r/min.Room temperature curing is simultaneously heat-treated
Step are as follows: be coated uniformly on non-viscous paint on clean the bottom of a pan base inner surface, after solidifying 30min at room temperature, in temperature
It is to be heat-treated 2h at 240 DEG C.The mass ratio of aluminium oxide ceramics powder, silicon carbide ceramics powder and silico-aluminum powder is 2: 1: 1.
Safety and environmental protection high-performance non-sticking lining material prepared by the present invention is detected, specific testing result such as following table table
1:
1 safety and environmental protection high-performance non-sticking lining material property of table characterization
Safety and environmental protection high-performance non-sticking lining prepared by the present invention as shown in Table 1, intensity is high, and impact resistance is good, and wear-resisting property is excellent
It is different, it can be widely applied to non-stick pan market.
Claims (10)
1. a kind of preparation method of safety and environmental protection high-performance non-sticking lining material, it is characterised in that specific preparation step are as follows:
(1) fluorocarbon resin, organic siliconresin, coupling agent A151, catalyst dibutyltin dilaurylate, toluene are taken, by organosilicon
Fluorocarbon resin, catalyst two is added to get mixed slurry in resin and coupling agent A151 mixing, stir process in mixed slurry
Dibutyl tin laurate and toluene, insulated and stirred processing after matrix slurry vacuum distillation processing, and are protected to get matrix slurry
40~60min of temperature, is cooled to room temperature to get modified organic silicone resin；
(2) take modified organic silicone resin, filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), dispersant B YK161, curing agent poly-
Amide, mass fraction are 10% ethanol solution, by modified organic silicone resin, filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), are divided
Powder BYK161, curing agent polyamide and mass fraction are the mixing of 10% ethanol solution, and ultrasonic disperse and stir process are to get mixed
Liquid is closed, is filtered up to non-viscous paint；Non-viscous paint is coated uniformly on clean the bottom of a pan base inner surface, room temperature curing and heat
Processing is cooled to room temperature up to safety and environmental protection high-performance non-sticking lining material.
2. a kind of preparation method of safety and environmental protection high-performance non-sticking lining material according to claim 1, it is characterised in that:
Fluorocarbon resin described in step (1), organic siliconresin, coupling agent A151, catalyst dibutyltin dilaurylate, between toluene
Ratio are as follows: according to parts by weight, weigh 1~5 part of fluorocarbon resin, 20~30 parts of organic siliconresins, 0.1~0.3 part of coupling respectively
Agent A151,1~3 part of catalyst dibutyltin dilaurylate, 1~5 part of toluene.
3. a kind of preparation method of safety and environmental protection high-performance non-sticking lining material according to claim 1, it is characterised in that:
Organic siliconresin and coupling agent A151 are mixed described in step (1), stir process step are as follows: by organic siliconresin and coupling agent
A151 mixing, low whipping speed are 500~600r/min, 20~30min of uniform stirring under room temperature.
4. a kind of preparation method of safety and environmental protection high-performance non-sticking lining material according to claim 1, it is characterised in that:
Fluorocarbon resin, catalyst dibutyltin dilaurylate and toluene are added described in step (1) in mixed slurry, at insulated and stirred
Manage step are as follows: fluorocarbon resin, catalyst dibutyltin dilaurylate and toluene are added in mixed slurry, is 45~55 in temperature
DEG C, mixing speed is 2~3h of insulated and stirred under 700~800r/min.
5. a kind of preparation method of safety and environmental protection high-performance non-sticking lining material according to claim 1, it is characterised in that:
Matrix slurry is evaporated under reduced pressure processing step described in step (1) are as follows: by matrix slurry in temperature be 55~60 DEG C, vacuum degree is
30~50min is evaporated under reduced pressure under 1.3~2kPa.
6. a kind of preparation method of safety and environmental protection high-performance non-sticking lining material according to claim 1, it is characterised in that:
The preparation step of filler described in step (2) are as follows: aluminium oxide ceramics powder, silicon carbide ceramics powder and silico-aluminum powder are mixed,
It is 130~180r/min in revolving speed, argon gas protects lower 8~10h of ball milling to get filler.
7. a kind of preparation method of safety and environmental protection high-performance non-sticking lining material according to claim 1, it is characterised in that:
Modified organic silicone resin described in step (2), filler, nanometer silicon carbide whiskers, polytetrafluoroethylene (PTFE), dispersant B YK161, solidification
The ratio of agent polyamide, mass fraction between 10% ethanol solution are as follows: according to parts by weight, weigh 60~80 parts of modifications respectively
Organic siliconresin, 10~20 parts of fillers, 1~10 part of nanometer silicon carbide whiskers, 5~10 parts of polytetrafluoroethylene (PTFE), 1~3 part of dispersing agent
BYK161,1~3 part of curing agent polyamide, 30~40 parts of mass fractions are 10% ethanol solution.
8. a kind of preparation method of safety and environmental protection high-performance non-sticking lining material according to claim 1, it is characterised in that:
Ultrasonic disperse described in step (2) and stir process step are as follows: by modified organic silicone resin, filler, nanometer silicon carbide whiskers, gather
Tetrafluoroethene, dispersant B YK161, curing agent polyamide and mass fraction are the mixing of 10% ethanol solution, 1~2h of ultrasonic disperse
Afterwards, 4~6h is stirred in the case where revolving speed is 210~300r/min.
9. a kind of preparation method of safety and environmental protection high-performance non-sticking lining material according to claim 1, it is characterised in that:
Room temperature curing described in step (2) and heat treatment step are as follows: non-viscous paint is coated uniformly on to clean the bottom of a pan base inner surface
On, after solidifying 20~30min at room temperature, 1~2h is heat-treated at being 200~240 DEG C in temperature.
10. a kind of preparation method of safety and environmental protection high-performance non-sticking lining material according to claim 6, feature exist
In: the mass ratio of the aluminium oxide ceramics powder, silicon carbide ceramics powder and silico-aluminum powder is 2: 1: 1.
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| CN112773202A (en) * | 2019-11-08 | 2021-05-11 | 佛山市顺德区美的电热电器制造有限公司 | Composite coating, preparation method, pot and cooking utensil |
| CN114145651A (en) * | 2020-09-07 | 2022-03-08 | 佛山市顺德区美的电热电器制造有限公司 | Paste, cooking container, preparation method of cooking container and cooking equipment |
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| CN101330986A (en) * | 2005-12-14 | 2008-12-24 | 杜邦三井氟化物有限公司 | Non-stick coating composition comprising diamond particles and substrate having the composition applied thereto |
| CN103360875A (en) * | 2013-08-07 | 2013-10-23 | 常州市特种涂料有限公司 | Durable scrawling-preventive anti-paste paint capable of being repeatedly coated, and preparation method thereof |
| CN103665386A (en) * | 2012-11-28 | 2014-03-26 | 苏州大学 | Fluorosilicone resin, preparation method and application thereof |
| CN105925176A (en) * | 2016-04-22 | 2016-09-07 | 宁波高新区夏远科技有限公司 | Nonstick pan coating layer, and production method and nonstick pan thereof |
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| CN101330986A (en) * | 2005-12-14 | 2008-12-24 | 杜邦三井氟化物有限公司 | Non-stick coating composition comprising diamond particles and substrate having the composition applied thereto |
| CN103665386A (en) * | 2012-11-28 | 2014-03-26 | 苏州大学 | Fluorosilicone resin, preparation method and application thereof |
| CN103360875A (en) * | 2013-08-07 | 2013-10-23 | 常州市特种涂料有限公司 | Durable scrawling-preventive anti-paste paint capable of being repeatedly coated, and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112773202A (en) * | 2019-11-08 | 2021-05-11 | 佛山市顺德区美的电热电器制造有限公司 | Composite coating, preparation method, pot and cooking utensil |
| CN112773202B (en) * | 2019-11-08 | 2022-06-03 | 佛山市顺德区美的电热电器制造有限公司 | Composite coating, preparation method, cookware and cooking utensil |
| CN114145651A (en) * | 2020-09-07 | 2022-03-08 | 佛山市顺德区美的电热电器制造有限公司 | Paste, cooking container, preparation method of cooking container and cooking equipment |
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Application publication date: 20190723 |