CN110432785A - A kind of heat resistant and wear resistant non-stick pan coating layer, preparation method and its non-stick pan - Google Patents
A kind of heat resistant and wear resistant non-stick pan coating layer, preparation method and its non-stick pan Download PDFInfo
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- CN110432785A CN110432785A CN201910531582.9A CN201910531582A CN110432785A CN 110432785 A CN110432785 A CN 110432785A CN 201910531582 A CN201910531582 A CN 201910531582A CN 110432785 A CN110432785 A CN 110432785A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
- A47J36/025—Vessels with non-stick features, e.g. coatings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/18—Processes for applying liquids or other fluent materials performed by dipping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0493—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases using vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
- B05D5/08—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/53—Base coat plus clear coat type
- B05D7/534—Base coat plus clear coat type the first layer being let to dry at least partially before applying the second layer
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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
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
-
- 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
- C09D171/00—Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
- C09D171/02—Polyalkylene oxides
-
- 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
- C09D5/08—Anti-corrosive 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
- 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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- Application Of Or Painting With Fluid Materials (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
The invention discloses a kind of preparation methods of heat resistant and wear resistant non-stick pan coating layer, the following steps are included: S1: silicon powder and molybdenum powder are placed in ball mill mixing in high speed ball mill, add deionized water and polyvinyl alcohol, it is configured to slurry A, continue ball milling 1h, then dip-coating obtains silicified molybdenum coating after dry, sintering on the inner surface of metal pan matrix；S2: diphenylethyllene phenol polyoxyethylene ether, silane coupling agent, cage-type silsesquioxane and sodium metasilicate are uniformly mixed, and obtain mixture A；S3: mixture A thermal jet is applied on silicified molybdenum coating, heat resistant and wear resistant non-stick pan coating layer is obtained.Non-stick pan coating layer prepared by the present invention not only increases the heat resistant and wear resistant performance of non-stick pan, prevent high temperature corrosion appeared in non-stick pan use process, oxidation and occur coating cracking, fall off, pit the problems such as generation, the many advantages such as stable performance and long life are made it have simultaneously, are more favorable for large-scale promotion application.
Description
Technical field
The present invention relates to the technical field of non-stick pan more particularly to a kind of heat resistant and wear resistant non-stick pan coating layers, preparation method
And its non-stick pan.
Background technique
The appearance of " non-stick pan " brings very big convenience to people's lives, and it is not small that people need not worry when cooking meat one again
The heart will be burnt, and fillet are sticked in pot wall when fried fish.There is no what relationships for the external form of this non-stick pan and ordinary pan, only only
It is the one strata tetrafluoroethene of inner surface overbrushing in pot, utilizes polytetrafluoroethylene (PTFE) excellent hot property, chemical property, easy to clean
This well received kitchen utensils have been made in performance and nontoxic performance.
Polytetrafluoroethylene (PTFE) has a birth defect, be exactly it bond strength it is not high, non-stick pan is not to be completely covered poly- four
Vinyl fluoride coating, and the non-stick pan of metal pan matrix is easy the corrosion by acidic materials, and the hot conditions more than 300 DEG C
It is lower to use under the collective effect with such as slice external forces, accelerate the oxidation corrosion situation and painting of non-stick pan metal pan matrix
The cracking of layer falls off and generation the problems such as pit, to seriously affect the service life and food safety of non-stick pan.
In consideration of it, it is urgent to provide a kind of heat resistant and wear resistant non-stick pan coating layer, under the conditions of so that it is met acid, applied at elevated temperature
Use demand and food safety demand, while making it have heat resistant and wear resistant, calamine cream advantage with long service life.
Summary of the invention
In place of the above the deficiencies in the prior art, the technical problem to be solved in the present invention is to be directed to its resistance to height of non-stick pan
The short problem of the deficiency and service life of warm wear-resisting property, provide a kind of heat resistant and wear resistant non-stick pan coating layer, preparation method and its
Non-stick pan improves the heat resistant and wear resistant performance of non-stick pan, prevents high temperature corrosion appeared in non-stick pan use process, oxygen
Change and occur coating cracking, fall off, pit the problems such as generation, while it is all to make it have stable performance and long life etc.
More advantages, are more favorable for large-scale promotion application.
To achieve the above objectives, the technical solution adopted by the present invention are as follows:
A kind of preparation method of heat resistant and wear resistant non-stick pan coating layer, the preparation method comprises the following steps:
S1: weighing silicon powder and molybdenum powder in molar ratio for 2:1, places it in ball mill mixing in high speed ball mill, is uniformly mixed
Afterwards, deionized water and polyvinyl alcohol are added, slurry A is configured to, the slurry A continues ball milling 1h in the ball mill, then soaks
It is coated on the inner surface of metal pan matrix, after 110 DEG C of dryings, then is sintered in 1400 DEG C of vacuum drying oven, obtain molybdenum disilicide painting
Layer；
S2: according to parts by weight, by 80~120 parts of diphenylethyllene phenol polyoxyethylene ether, 2~7 parts of silane coupling agents,
10~35 parts of cage-type silsesquioxanes and 0.5~2.5 part of sodium metasilicate are uniformly mixed, and obtain mixture A；
S3: the mixture A thermal jet that the step S2 is obtained is applied on the silicified molybdenum coating that the step S1 is obtained, is obtained
To heat resistant and wear resistant non-stick pan coating layer.
Preferably, the mass ratio of the deionized water, polyvinyl alcohol and silicon powder is 15~50:8~20:3~18.
Preferably, coating thickness of the slurry A on metal pan base inner surface is 5~20um, the sintering time
0.5-3.5h。
Preferably, the silane coupling agent is 3- (methacryloxypropyl) propyl trimethoxy silicane or/and vinyl three
Methoxy silane.
Preferably, the cage-type silsesquioxane is eight ethenyl cage model sesquialter siloxanes or/and eight 3- trifluoroacetyl oxygen
Base propyl cage-type silsesquioxane.
Preferably, the non-stick pan coating layer is with a thickness of 15~50um.
Preferably, in the step S3 of the heat resistant and wear resistant non-stick pan coating layer, 150~250 DEG C of the spraying temperature.
Preferably, the step S2 is obtained again after the obtained silicified molybdenum coating of the step S1 being pre-processed
Mixture A thermal jet is applied on the silicified molybdenum coating, and preprocess method is as follows:
According to parts by weight, by 3~10 parts of 4- trimethylsilyl phenyl boric acid pinacol esters, 12~18 parts of dimethylvinylsiloxies
Base phosphate, 1~2.5 part of sodium dihydrogen phosphate, 0.5~5 part of sodium citrate, 1.5~8.5 parts of sodium metasilicate and 50~100 parts go from
Sub- water mixing, obtains mixed liquid B；
The mixed liquid B is heated to 60 DEG C, by metal pan matrix be placed in the mixed liquid B sonic oscillation processing 60~
It 90 minutes, then moves into supersonic oscillations in 50~80 DEG C of hot water and handles 30~60 minutes, washing.
Correspondingly, the present invention also provides a kind of heat resistant and wear resistant non-stick pan coating layers of above method preparation.
Correspondingly, the present invention also provides a kind of non-stick pans including above-mentioned heat resistant and wear resistant non-stick pan coating layer.
Beneficial effects of the present invention:
Non-stick pan coating layer of the present invention is first in non-stick pan metallic substrate surface shape in such a way that surface physics are vapor-deposited
At one layer of molybdenum disilicide crystal layer, molybdenum disilicide crystal grain makes the coating being prepared have good acid resistance, high-temperature oxidation,
Also there is good wearability.
The present invention is by way of thermal spraying, by cage-type silsesquioxane and diphenylethyllene phenol polyoxyethylene ether, silicon
The copolymer that alkane coupling agent cross-linking reaction obtains is uniformly covered on molybdenum disilicide crystal layer, utilizes receiving for cage-type silsesquioxane
Rice three-dimensional structure can make the coating microcosmic surface being prepared have the characteristic of smooth densification, and non-stick pan can be protected not by Gao Wenre
The influence of corrosion extends the service life of non-stick pan, meanwhile, increase the corrosion member such as oxygen molecule, hydrone and organic solvent
The diffusion length of element in the coating, effectively delays non-stick pan corrosion phenomenon to occur；In addition, passing through cage-type silsesquioxane institute band
Fluoro-containing group makes non-stick pan have super-hydrophobic and corrosion resistant characteristic, enhances the not viscous effect and antioxygenic property of coating；It is logical
Cage-type silsesquioxane and sodium metasilicate synergistic effect are crossed, coating can be increased and metal substrate surface is connected in the form of strong chemical bond
It picks up and, so that the metal base of itself and non-stick pan is generated stronger binding force, prevent from cracking in coating use process, fall off, is recessed
The generation of phenomena such as hole.
Specific embodiment
It is described below for disclosing the present invention so that those skilled in the art can be realized the present invention.It is excellent in being described below
Embodiment is selected to be only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.
The present invention provides a kind of preparation method of heat resistant and wear resistant non-stick pan coating layer, and the preparation method includes following step
It is rapid:
S1: weighing silicon powder and molybdenum powder in molar ratio for 2:1, places it in ball mill mixing in high speed ball mill, is uniformly mixed
Afterwards, deionized water and polyvinyl alcohol are added, slurry A is configured to, the slurry A continues ball milling 1h in the ball mill, then soaks
It is coated on the inner surface of metal pan matrix, after 110 DEG C of dryings, then is sintered in 1400 DEG C of vacuum drying oven, obtain molybdenum disilicide painting
Layer；
S2: according to parts by weight, by 80~120 parts of diphenylethyllene phenol polyoxyethylene ether, 2~7 parts of silane coupling agents,
10~35 parts of cage-type silsesquioxanes and 0.5~2.5 part of sodium metasilicate are uniformly mixed, and obtain mixture A；
S3: the mixture A thermal jet that the step S2 is obtained is applied on the silicified molybdenum coating that the step S1 is obtained, is obtained
To heat resistant and wear resistant non-stick pan coating layer.
Preferably, again by the step S2 after the obtained silicified molybdenum coating of the step S1 being pre-processed
Obtained mixture A thermal jet is applied on the silicified molybdenum coating, and preprocess method is as follows:
According to parts by weight, by 3~10 parts of 4- trimethylsilyl phenyl boric acid pinacol esters, 12~18 parts of dimethylvinylsiloxies
Base phosphate, 1~2.5 part of sodium dihydrogen phosphate, 0.5~5 part of sodium citrate, 1.5~8.5 parts of sodium metasilicate and 50~100 parts go from
Sub- water mixing, obtains mixed liquid B；
The mixed liquid B is heated to 60 DEG C, by metal pan matrix be placed in the mixed liquid B sonic oscillation processing 60~
It 90 minutes, then moves into supersonic oscillations in 50~80 DEG C of hot water and handles 30~60 minutes, washing.
The present invention is chemically treated the silicified molybdenum coating on metal pan matrix by pre-treatment step, realization, with
The impurity being adsorbed on silicified molybdenum coating is removed, is subsequent to have the function that clean surface and activation silicified molybdenum coating
Hot-spraying technique prepare, the coating after making thermal spraying and molybdenum disilicide and metal pan basal body binding force are stronger.
By hot-spraying technique, crosslinking copolymers reaction in situ is carried out on silicified molybdenum coating, produces macromolecular
The polymer of cross-linked structure not only has coating microcosmic surface using the nanometer three-dimensional structure of cage-type silsesquioxane
The characteristic of smooth densification, can protect non-stick pan not influenced by High Temperature Hot-corrosion Behaviorof, extend the service life of non-stick pan, meanwhile,
The diffusion length of the eroded elements such as oxygen molecule, hydrone and organic solvent in the coating is increased, effectively non-stick pan is delayed to corrode
Phenomenon occurs；In addition, passing through the fluoro-containing group of cage-type silsesquioxane institute band, make non-stick pan that there is super-hydrophobic and corrosion resistant spy
Property, enhance the not viscous effect and antioxygenic property of coating；It is acted synergistically by cage-type silsesquioxane and sodium metasilicate, Ke Yizeng
Add coating to connect in the form of strong chemical bond with metal substrate surface, generates the metal base of itself and non-stick pan stronger
Binding force, prevent from cracking in coating use process, fall off, pit phenomena such as generation.
Preferably, the mass ratio of the deionized water in step S1, polyvinyl alcohol and silicon powder is 15~50:8
~20:3~18, preferred scheme be deionized water, polyvinyl alcohol and silicon powder mass ratio be 20~30:12~15:6~
12。
Preferably, coating thickness of the slurry A on metal pan base inner surface in step S1 be 5~
20um, the 0.5~3.5h of sintering time, preferred scheme, coating of the slurry A on metal pan base inner surface are thick
Degree is 8~12um, the 1~2h of sintering time.
The silicified molybdenum coating obtained by high temperature sintering not only has the non-stick pan coating layer being prepared good resistance to
Acid, high-temperature oxidation also has good wearability.
Preferably, the silane coupling agent is 3- (methacryloxypropyl) propyl trimethoxy silicane or/and second
Alkenyl trimethoxy silane, preferred scheme, the silane coupling agent is by 3- (methacryloxypropyl) propyl trimethoxy silicon
Alkane and vinyltrimethoxysilane composition, 3- (methacryloxypropyl) propyl trimethoxy silicane and vinyl trimethoxy
The mass ratio of base silane is 1:1~3.
By the synergistic effect of compound silane coupling agent, the polymer for obtaining cross-linked polymeric not only enhances and metal pan base
The binding force of body and silicified molybdenum coating, and to obtain coating more fine and close smooth for cross-linked polymeric, further improves coating
Heat resistant and wear resistant performance.
Preferably, the cage-type silsesquioxane is eight ethenyl cage model sesquialter siloxanes or/and eight 3- trifluoros
Acetyloxypropyl cage-type silsesquioxane, preferred scheme, the cage-type silsesquioxane is by eight ethenyl cage model sesquialters
Siloxanes and eight 3- trifluoroacetyl oxygroup propyl cage-type silsesquioxanes composition, the cage-type silsesquioxane are eight vinyl cages
The mass ratio of type silsesquioxane and eight 3- trifluoroacetyl oxygroup propyl cage-type silsesquioxanes is 1~5:1.
Pass through the combination of eight ethenyl cage model sesquialter siloxanes and eight 3- trifluoroacetyl oxygroup propyl cage-type silsesquioxanes
With the compound action of silane coupling agent, keep macromolecular structure more stable, high temperature resistance is more excellent, and coating is finer and close,
The advantages such as obdurability and bond strength.
Preferably, the non-stick pan coating layer is with a thickness of 15~50um, preferred scheme, the non-stick pan coating layer
With a thickness of 25~30um.
Preferably, in the step S3 of the heat resistant and wear resistant non-stick pan coating layer, the spraying temperature 150~250
DEG C, preferred scheme, in the step S3 of the heat resistant and wear resistant non-stick pan coating layer, 180~220 DEG C of the spraying temperature.
Correspondingly, the present invention also provides a kind of heat resistant and wear resistant non-stick pan coating layers of above method preparation.
Correspondingly, the present invention also provides a kind of non-stick pans including above-mentioned heat resistant and wear resistant non-stick pan coating layer.
For a further understanding of the present invention, technical solution provided by the invention is carried out specifically below with reference to embodiment
Bright, protection scope of the present invention is not limited by the following examples.
Embodiment 1
S1: weighing silicon powder and molybdenum powder in molar ratio for 2:1, places it in ball mill mixing in high speed ball mill, is uniformly mixed
Afterwards, deionized water and polyvinyl alcohol are added, slurry A is configured to, the slurry A continues ball milling 1h in the ball mill, then soaks
It is coated on the inner surface of metal pan matrix, after 110 DEG C of dryings, then is sintered in 1400 DEG C of vacuum drying oven, obtain molybdenum disilicide painting
Layer；Coating thickness of the slurry A on metal pan base inner surface is 10um, the sintering time 1.5h；The deionization
The mass ratio of water, polyvinyl alcohol and silicon powder is 15:8:3；
S2: according to parts by weight, by 80 parts of diphenylethyllene phenol polyoxyethylene ether, 2 parts of 3- (methacryloxypropyl) third
Base trimethoxy silane, 10 part of eight 3- trifluoroacetyl oxygroup propyl cage-type silsesquioxane and 0.5 part of sodium metasilicate are stirred
It is even, obtain mixture A；
S3: the mixture A thermal jet that the step S2 is obtained is applied on the silicified molybdenum coating that the step S1 is obtained, institute
210 DEG C of spraying temperature are stated, heat resistant and wear resistant non-stick pan coating layer, coating layer thickness 25um are obtained.
Embodiment 2
S1: weighing silicon powder and molybdenum powder in molar ratio for 2:1, places it in ball mill mixing in high speed ball mill, is uniformly mixed
Afterwards, deionized water and polyvinyl alcohol are added, slurry A is configured to, the slurry A continues ball milling 1h in the ball mill, then soaks
It is coated on the inner surface of metal pan matrix, after 110 DEG C of dryings, then is sintered in 1400 DEG C of vacuum drying oven, obtain molybdenum disilicide painting
Layer；Coating thickness of the slurry A on metal pan base inner surface is 5um, the sintering time 0.5h；The deionization
The mass ratio of water, polyvinyl alcohol and silicon powder is 35:12:10；
S2: according to parts by weight, by 100 parts of diphenylethyllene phenol polyoxyethylene ether, 3 parts of 3- (methacryloxypropyl) third
Base trimethoxy silane, 21 part of eight 3- trifluoroacetyl oxygroup propyl cage-type silsesquioxane and 1.3 parts of sodium metasilicate are stirred
It is even, obtain mixture A；
S3: the mixture A thermal jet that the step S2 is obtained is applied on the silicified molybdenum coating that the step S1 is obtained, institute
150 DEG C of spraying temperature are stated, heat resistant and wear resistant non-stick pan coating layer, coating layer thickness 15um are obtained.
Embodiment 3
S1: weighing silicon powder and molybdenum powder in molar ratio for 2:1, places it in ball mill mixing in high speed ball mill, is uniformly mixed
Afterwards, deionized water and polyvinyl alcohol are added, slurry A is configured to, the slurry A continues ball milling 1h in the ball mill, then soaks
It is coated on the inner surface of metal pan matrix, after 110 DEG C of dryings, then is sintered in 1400 DEG C of vacuum drying oven, obtain molybdenum disilicide painting
Layer；Coating thickness of the slurry A on metal pan base inner surface is 20um, the sintering time 3.5h；The deionization
The mass ratio of water, polyvinyl alcohol and silicon powder is 50:20:18；
S2: according to parts by weight, by 120 parts of diphenylethyllene phenol polyoxyethylene ether, 7 parts of vinyl trimethoxy silicon
Alkane, 35 part of eight ethenyl cage model sesquialter siloxane and 2.5 parts of sodium metasilicate are uniformly mixed, and obtain mixture A；
S3: the mixture A thermal jet that the step S2 is obtained is applied on the silicified molybdenum coating that the step S1 is obtained, institute
250 DEG C of spraying temperature are stated, heat resistant and wear resistant non-stick pan coating layer, coating layer thickness 50um are obtained.
Embodiment 4
The preparation method of the present embodiment heat resistant and wear resistant non-stick pan coating layer is similar to Example 1, and main difference is in
In the mixture A thermal jet for again obtaining the step S2 after being pre-processed the obtained silicified molybdenum coating of the step S1
It is applied on the silicified molybdenum coating, preprocess method is as follows:
By 3 parts of 4- trimethylsilyl phenyl boric acid pinacol esters, 12 parts of dimethyl ethenyl phosphates, 1 part of biphosphate
Sodium, 0.5 part of sodium citrate, 1.5 parts of sodium metasilicate and 50 parts of deionized water mixing, obtain mixed liquid B；
According to parts by weight, the mixed liquid B is heated to 60 DEG C, metal pan matrix is placed in the mixed liquid B and is surpassed
Sound oscillation is handled 60 minutes, is then moved into supersonic oscillations in 50 DEG C of hot water and is handled 60 minutes, washing.
The silane coupling agent is by 3- (methacryloxypropyl) propyl trimethoxy silicane and vinyltrimethoxysilane
The mass ratio of composition, 3- (methacryloxypropyl) propyl trimethoxy silicane and vinyltrimethoxysilane is 1:1.
The cage-type silsesquioxane is by eight ethenyl cage model sesquialter siloxanes and eight 3- trifluoroacetyl oxygroup propyl cage modles
Silsesquioxane composition, the cage-type silsesquioxane are eight ethenyl cage model sesquialter siloxanes and eight 3- trifluoroacetyl oxygroups third
The mass ratio of base cage-type silsesquioxane is 2:1.The non-stick pan coating layer is with a thickness of 20um.
Embodiment 5
The preparation method of the present embodiment heat resistant and wear resistant non-stick pan coating layer is similar to Example 2, and main difference is in
In the mixture A thermal jet for again obtaining the step S2 after being pre-processed the obtained silicified molybdenum coating of the step S1
It is applied on the silicified molybdenum coating, preprocess method is as follows:
According to parts by weight, by 7 parts of 4- trimethylsilyl phenyl boric acid pinacol esters, 15 parts of dimethyl ethenyl phosphoric acid
Ester, 1.8 parts of sodium dihydrogen phosphates, 2.6 parts of sodium citrates, 4.8 parts of sodium metasilicate and 70 parts of deionized water mixing, obtain mixed liquid B；
The mixed liquid B is heated to 60 DEG C, metal pan matrix is placed in sonic oscillation in the mixed liquid B and handles 80 points
Clock then moves into supersonic oscillations in 60 DEG C of hot water and handles 40 minutes, washing.
The silane coupling agent is by 3- (methacryloxypropyl) propyl trimethoxy silicane and vinyltrimethoxysilane
The mass ratio of composition, 3- (methacryloxypropyl) propyl trimethoxy silicane and vinyltrimethoxysilane is 1:2.
The cage-type silsesquioxane is by eight ethenyl cage model sesquialter siloxanes and eight 3- trifluoroacetyl oxygroup propyl cage modles
Silsesquioxane composition, the cage-type silsesquioxane are eight ethenyl cage model sesquialter siloxanes and eight 3- trifluoroacetyl oxygroups third
The mass ratio of base cage-type silsesquioxane is 3:1.The non-stick pan coating layer is with a thickness of 30um.
Embodiment 6
The preparation method of the present embodiment heat resistant and wear resistant non-stick pan coating layer is similar to Example 3, and main difference is in
In the mixture A thermal jet for again obtaining the step S2 after being pre-processed the obtained silicified molybdenum coating of the step S1
It is applied on the silicified molybdenum coating, preprocess method is as follows:
According to parts by weight, by 10 parts of 4- trimethylsilyl phenyl boric acid pinacol esters, 18 parts of dimethyl ethenyl phosphoric acid
Ester, 2.5 parts of sodium dihydrogen phosphates, 5 parts of sodium citrates, 8.5 parts of sodium metasilicate and 100 parts of deionized water mixing, obtain mixed liquid B；
The mixed liquid B is heated to 60 DEG C, metal pan matrix is placed in sonic oscillation in the mixed liquid B and handles 90 points
Clock then moves into supersonic oscillations in 80 DEG C of hot water and handles 30 minutes, washing.
The silane coupling agent is by 3- (methacryloxypropyl) propyl trimethoxy silicane and vinyltrimethoxysilane
The mass ratio of composition, 3- (methacryloxypropyl) propyl trimethoxy silicane and vinyltrimethoxysilane is 1:3.
The cage-type silsesquioxane is by eight ethenyl cage model sesquialter siloxanes and eight 3- trifluoroacetyl oxygroup propyl cage modles
Silsesquioxane composition, the cage-type silsesquioxane are eight ethenyl cage model sesquialter siloxanes and eight 3- trifluoroacetyl oxygroups third
The mass ratio of base cage-type silsesquioxane is 5:1.The non-stick pan coating layer is with a thickness of 25um.
By include the non-stick pan of coating that Examples 1 to 6 is prepared and coating material be polytetrafluoroethylene (PTFE) it is commercially available not
Viscous pot carries out the performance test of coating as a comparison case, and results of property is as shown in table 1:
Table 1
The adhesion test method of coating is GB9286-1998, and the test method of hardness is GB/T6739-1996, resistance to punching
The test method of hitting property is GB1732-93, and the test method of wearability is GB1768-1979, with the polishing of 250g counterweight lower grinding wheel
The weightless evaluation criterion as wearability after 200 circles.
The thermal stability of coating is characterized by measuring its 5% thermal weight loss temperature, and instrument is the same of Mei Tele company
Step thermal analyzer TGA/DSC1 carries out test characterization, sample test condition are as follows: in air atmosphere.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and
Improvement is both fallen in the range of claimed invention.
Claims (10)
1. a kind of preparation method of heat resistant and wear resistant non-stick pan coating layer, it is characterised in that: the preparation method comprises the following steps:
S1: weighing silicon powder and molybdenum powder in molar ratio for 2:1, places it in ball mill mixing in high speed ball mill, after mixing, then
Deionized water and polyvinyl alcohol is added, is configured to slurry A, the slurry A continues ball milling 1h in the ball mill, and then dip-coating is in gold
On the inner surface for belonging to pot matrix, after 110 DEG C of dryings, then it is sintered in 1400 DEG C of vacuum drying oven, obtains silicified molybdenum coating；
S2: according to parts by weight, by 80~120 parts of diphenylethyllene phenol polyoxyethylene ether, 2~7 parts of silane coupling agents, 10~
35 parts of cage-type silsesquioxanes and 0.5~2.5 part of sodium metasilicate are uniformly mixed, and obtain mixture A；
S3: the mixture A thermal jet that the step S2 is obtained is applied on the silicified molybdenum coating that the step S1 is obtained, is obtained resistance to
High-temperature wearable non-stick pan coating layer.
2. the preparation method of heat resistant and wear resistant non-stick pan coating layer as described in claim 1, which is characterized in that the deionization
The mass ratio of water, polyvinyl alcohol and silicon powder is 15~50:8~20:3~18.
3. the preparation method of heat resistant and wear resistant non-stick pan coating layer as described in claim 1, which is characterized in that the slurry A exists
Coating thickness on metal pan base inner surface is 5~20um, the sintering time 0.5-3.5h.
4. the preparation method of heat resistant and wear resistant non-stick pan coating layer as described in claim 1, which is characterized in that described silane coupled
Agent is 3- (methacryloxypropyl) propyl trimethoxy silicane or/and vinyltrimethoxysilane.
5. the preparation method of heat resistant and wear resistant non-stick pan coating layer as described in claim 1, which is characterized in that the cage model sesquialter
Siloxanes is eight ethenyl cage model sesquialter siloxanes or/and eight 3- trifluoroacetyl oxygroup propyl cage-type silsesquioxanes.
6. the preparation method of heat resistant and wear resistant non-stick pan coating layer as described in claim 1, which is characterized in that the non-stick pan applies
Layer is with a thickness of 15~50um.
7. the preparation method of heat resistant and wear resistant non-stick pan coating layer as described in claim 1, which is characterized in that the high temperature resistant is resistance to
In the step S3 for grinding non-stick pan coating layer, 150~250 DEG C of the spraying temperature.
8. the preparation method of heat resistant and wear resistant non-stick pan coating layer as described in claim 1, which is characterized in that by the step S1
The mixture A thermal jet that the step S2 is obtained is applied to the molybdenum disilicide again after being pre-processed by obtained silicified molybdenum coating
On coating, preprocess method is as follows:
According to parts by weight, by 3~10 parts of 4- trimethylsilyl phenyl boric acid pinacol esters, 12~18 parts of dimethyl ethenyl phosphorus
Acid esters, 1~2.5 part of sodium dihydrogen phosphate, 0.5~5 part of sodium citrate, 1.5~8.5 parts of sodium metasilicate and 50~100 parts of deionized waters
Mixing, obtains mixed liquid B；
The mixed liquid B is heated to 60 DEG C, metal pan matrix is placed in sonic oscillation in the mixed liquid B and handles 60~90 points
Clock then moves into supersonic oscillations in 50~80 DEG C of hot water and handles 30~60 minutes, washing.
9. a kind of heat resistant and wear resistant non-stick pan coating layer of claim 1-8 any one preparation.
10. a kind of non-stick pan including heat resistant and wear resistant non-stick pan coating layer as claimed in claim 9.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111361262A (en) * | 2020-03-02 | 2020-07-03 | 上海宝山大陆汽车配件股份有限公司 | High-temperature-resistant heat-insulating plate for automobile silencer and preparation method thereof |
| CN112138967A (en) * | 2020-09-15 | 2020-12-29 | 宁波太尔炊具有限公司 | Preparation method of wear-resistant ceramic coating non-stick pan |
| CN112426046A (en) * | 2020-10-29 | 2021-03-02 | 苏州加益不锈钢制品有限公司 | Heat conduction new material non-stick pan with annular concave-convex texture at bottom |
-
2019
- 2019-06-19 CN CN201910531582.9A patent/CN110432785A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111361262A (en) * | 2020-03-02 | 2020-07-03 | 上海宝山大陆汽车配件股份有限公司 | High-temperature-resistant heat-insulating plate for automobile silencer and preparation method thereof |
| CN112138967A (en) * | 2020-09-15 | 2020-12-29 | 宁波太尔炊具有限公司 | Preparation method of wear-resistant ceramic coating non-stick pan |
| CN112138967B (en) * | 2020-09-15 | 2022-05-17 | 宁波太尔炊具有限公司 | Preparation method of wear-resistant ceramic coating non-stick pan |
| CN112426046A (en) * | 2020-10-29 | 2021-03-02 | 苏州加益不锈钢制品有限公司 | Heat conduction new material non-stick pan with annular concave-convex texture at bottom |
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Application publication date: 20191112 |