CN105601112A - Far-infrared enamel material and preparation method and application thereof - Google Patents
Far-infrared enamel material and preparation method and application thereof Download PDFInfo
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- CN105601112A CN105601112A CN201511025578.3A CN201511025578A CN105601112A CN 105601112 A CN105601112 A CN 105601112A CN 201511025578 A CN201511025578 A CN 201511025578A CN 105601112 A CN105601112 A CN 105601112A
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
- C03C8/14—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2204/00—Glasses, glazes or enamels with special properties
- C03C2204/02—Antibacterial glass, glaze or enamel
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Abstract
The invention provides a far-infrared enamel material and a preparation method and application thereof. The far-infrared enamel material comprises a matrix agent, an adhesive agent, an assistant agent and far-infrared powder. The far-infrared powder is selected from at least one of silicon carbide, iron oxide, manganese dioxide, cobalt oxide and molybdenum oxide. The far-infrared enamel material has good high temperature resistance, acid resistance, alkali resistance, scraping resistance, corrosion resistance and other performance, has a low sintering temperature, is good in adherence and binding force for metal base materials, and has ideal far-infrared performance.
Description
Technical field
The present invention relates to material technology field, concrete, relate to far infrared enamel material and its preparation method and application.
Background technology
Enamel material is with its high-grade outward appearance, remarkable rub resistance, acid and alkali-resistance, corrosion-resistant, resistance to elevated temperatures and good easilyClean-up performance is subject to paying close attention to widely and studying always. The internal work environment temperature of the kitchen appliance such as micro-wave oven and baking box productHeight, Long Term Contact greasy dirt, acid alkaline flavoring and cleaning agent, very easily contact with sharp, sharp objects, and micro-wave ovenAnd micro-wave oven annex long term exposure is under microwave environment, these all require micro-wave oven, oven inner container and micro-wave oven, baking boxThat the outer surface of accessory class product will have is high temperature resistant, acid and alkali-resistance, scratch-resistant, the performance such as corrosion-resistant; In addition, due to baking box withBaking tray accessory product, is most commonly used to cooking food, so the heat that baking box sends can be better more by food absorption, and abilityMake cooking food better effects if, used time shorter.
But the relevant enamel technology of current baking box and baking box related accessories also exists certain problem, is mainly manifested in:1) metallic substrate surface is carried out after enamel spraying material processed, and poor adhesive force easily produces burst porcelain, affects outward appearance and use; 2)Existing baking box and related accessories series products are high by frit for porcelain enamel sintering temperature, and power consumption and yield rate are low; 3) do not there is far infraredPerformance, baked goods effect is poor. Above problem has restricted the application of enamel material on baking box and accessory class product.
Thereby current enamel technology still haves much room for improvement.
Summary of the invention
The following discovery of the present invention based on inventor completes:
Baking box and baking box accessory class product application enamel technology are more at present, the annex tables such as the inner bag of baking box, the baking tray of baking boxFace is processed and is mostly adopted enamel material. But because 800 DEG C of above high temperature of enamel Technology Need just can be by vitreous enamel at presentMaterial sintering, in metallic substrate surface, causes inner bag, the distortion of baking tray base material, not only power consumption, and also yield rate is low. Existing baking boxSeries products exists the adherence between glaze and metal base relative poor with enamel, in process of production and product rushedWhile hitting, cause coming off of enamel layer. In addition, the frit for porcelain enamel that existing baking box series products uses does not have far infrared performance, leadsCause baked goods effect relative mistake, capacity usage ratio is low.
The present invention is intended to solve at least to a certain extent one of technical problem in correlation technique. For this reason, inventor is through excessiveAmount is explored and experimental verification, has proposed that a kind of sintering temperature is low, strong adhesion or have the far red of good far-infrared functionalExternal enamel coating material.
In view of this, in one aspect of the invention, the invention provides a kind of far infrared enamel material. According to of the present inventionEmbodiment, this far infrared enamel material comprises: base stock, adhesive agent, adjuvant and far infrared powder, wherein, far awayInfrared powder is at least one being selected from carborundum, di-iron trioxide, manganese dioxide, cobalt sesquioxide, molybdenum oxide. Send outA person of good sense finds, according to this far infrared enamel material of the embodiment of the present invention, has good high temperature resistant, acid and alkali-resistance, scratch resistanceWipe, when the performance such as corrosion-resistant, by the acting in conjunction of far infrared powder and other components, this far infrared enamel material toolHave desirable far infrared performance, capacity usage ratio is higher, can further improve its result of use. In addition, this enamel materialHave lower sintering temperature, sintering, in the time of substrate surface, can not cause the distortion of base material, not only Jie Neng Jian Mao, and non-defective unitRate is higher, and meanwhile, the adherence of this far infrared enamel material and metal base is good, adhesion is strong, enamel material difficult drop-off,Appearance, result of use is better.
According to embodiments of the invention, base stock comprise following one of at least: the oxide of the first major element; The 3rd main groupThe oxide of element; The oxide of the 4th major element; The oxide of the 4th subgroup element.
According to embodiments of the invention, the oxide of the first major element be selected from sodium oxide molybdena, potassium oxide, rubidium oxide in extremelyFew a kind of; The oxide of the 3rd major element is alundum (Al2O3); The oxide of the 4th major element is silica, oxidationAt least one in tin; The oxide of the 4th subgroup element is at least one being selected from titanium dioxide, zirconium dioxide.
According to embodiments of the invention, adhesive agent comprise following one of at least: the oxide of the 5th major element; The second subgroupThe oxide of element.
According to embodiments of the invention, the oxide of the 5th major element is to be selected from antimony oxide, bismuth oxide extremelyFew a kind of; The oxide of the second subgroup element is zinc oxide.
According to embodiments of the invention, adjuvant comprise following one of at least: the oxide of the 5th subgroup element; The 7th subgroupThe oxide of element; The fluoride of the second major element; The oxide of lanthanide series; The oxide of the 8th family's metallic element.
According to embodiments of the invention, the oxide of the 5th subgroup element is at least one in vanadic anhydride, niobium pentaoxideKind; The oxide of the 7th subgroup element is manganese dioxide; The oxide of the 8th family's metallic element is for being selected from di-iron trioxide, oxygenChange at least one in cobalt; The fluoride of the second major element is calcirm-fluoride; The oxide of lanthanide series is for being selected from three oxidations twoAt least one in cerium, neodymium oxide.
According to embodiments of the invention, based on the gross mass of far infrared enamel material, according to mass percent meter, far infrared is warded offCeramic material comprises: base stock 72%～86%; Adhesive agent 5%～10%; Adjuvant 7%～15%; Far infrared powder 2%～3%.
According to embodiments of the invention, based on the gross mass of far infrared enamel material, according to mass percent meter, this far infraredEnamel material comprises: the oxide 12%～25% of the first major element; The oxide 10%～15% of the 3rd major element;The oxide 25%～35% of the 4th major element; The oxide 15%～22% of the 4th subgroup element; The 5th major elementOxide 3%～6%; The oxide 1%～3% of the 5th subgroup element; The oxide 2%～5% of the 7th subgroup element; TheThe oxide 3%～5% of eight family's metallic elements; The oxide 2%～4% of the second subgroup metallic element; The fluorine of the second major elementCompound 1%～2%; The oxide 0.01%～0.02% of lanthanide series; And the mass fraction of far infrared powder is 2%～3%.
According to embodiments of the invention, this far infrared enamel material further comprises: suspension stabilizer.
According to embodiments of the invention, suspension stabilizer is xanthans.
According to embodiments of the invention, based on the gross mass of far infrared enamel material, the mass fraction of suspension stabilizer is1％～2％。
According to embodiments of the invention, the granularity of far infrared enamel material is not less than 45 microns (being not less than 325 orders).
In another aspect of this invention, the invention provides a kind of method of preparing foregoing far infrared enamel material. RootAccording to embodiments of the invention, the method comprises: (1) mixes glaze, obtains glaze material mixture, and wherein, glaze contains baseBody agent, adhesive agent, and adjuvant; (2) glaze material mixture is carried out to melt process, obtain glaze liquation; (3) by glazeMaterial liquation, to carry out successively Water Quenching and drying and processing, obtains frit; (4) frit and far infrared powder are carried out to ball milling placeReason, obtains enamel material. Inventor finds, utilizes according to the method for the embodiment of the present invention, can prepare fast and effectivelyObtain the enamel material that sintering temperature is low, strong with metal base binding ability, far infrared performance is desirable, and simple to operate, sideJust, easily realize.
According to embodiments of the invention, in step (4), far infrared powder, suspension stabilizer and frit are carried out to ball milling placeReason.
In one side more of the present invention, the invention provides a kind of firing equipment. According to embodiments of the invention, this society's heatingEquipment comprises: body; And the lip-deep coating of at least a portion that is formed on body, this coating is by foregoing far redExternal enamel coating material forms. This firing equipment has all feature and advantage of foregoing far infrared enamel material, at this notRepeat one by one again.
The invention provides a kind of far infrared enamel material and preparation method thereof, and firing equipment, be intended to solve current baking boxAnd baking box accessory class product just can be by frit for porcelain enamel sintering at metal base table with 800 DEG C of above high temperature of frit for porcelain enamel needsFace, causes the distortion of inner bag, baking tray base material, consumes energy high and yield rate is low, and the adherence between glaze and metal base relativelyPoor, in process of production and when product is subject to impacting, cause coming off of enamel layer, the frit for porcelain enamel that baking box series products usesDo not there is far infrared performance, cause baked goods effect relative mistake, the problem such as capacity usage ratio is low. Enamel material of the present inventionUse the first main group metal oxide, because the outermost layer of alkali metal atom only has an electronics, therefore given alkali metal oxygenThe extensive chemical activity of compound is utilized the mixed alkali effect of multiple the first major element oxide, therefore for enamel material simultaneouslyCan effectively reduce its sintering temperature, improve the compactness of material; The oxide that uses lanthanide series, can effectively improve and ward offSurface physics effect and the chemical action of ceramic material and metal base, improve enamel material compactness and with metal base tableThe adhesive force of face; Adding of the oxide of the 4th subgroup element, can effectively improve glossiness and the chemically stable of enamel materialProperty, and can increase the covering power of enamel material, and can there is to a certain extent anti-microbial property; The second major elementAdding of fluoride, can make the enamel material surface effect after sintering better, and reduces the burst porcelain of enamel layer; XanthansAs suspension stabilizer, can make the more mixing of homogeneous of the each component of enamel material; Adding of far infrared powder, can make enamelMaterial has good far infrared performance. Enamel material of the present invention, by collaborative, the comprehensive function mutually between each component,There is better adherence ability, can, at lower temperature, can complete the sintering of enamel material, improved enamel productYield rate time reduce the consumption of the energy. Add far-infrared material simultaneously, can make baking box and accessory class product cure foodThing has better effect.
The present invention at least has following beneficial effect:
1) in far infrared enamel material formula of the present invention, more used and there is the material that reduces glaze sintering temperature, joinedSuitable flux of working as, adhesive agent, can reach the object that reduces glaze sintering temperature, significantly improves yield rate, reduces energyThe consumption in source, makes enamel material be applied in more widely in baking box and baking box class accessory product.
2) far infrared enamel material of the present invention has used the adhesive agent with better adhesion property, makes the enamel material can be betterAdhere to base material.
3) in far infrared enamel material of the present invention, added the powder with far infrared performance, and acted synergistically with other components,Make enamel material of the present invention both there is the key property of enamel material, there is again far infrared performance.
Brief description of the drawings
Fig. 1 has shown according to the flow chart of the method for preparing far infrared enamel material of the embodiment of the present invention.
Detailed description of the invention
Describe embodiments of the invention below in detail. Embodiment described below is exemplary, only for explaining the present invention,And can not be interpreted as limitation of the present invention. Unreceipted concrete technology or condition in embodiment, according to the document in this areaDescribed technology or condition or carry out according to product description. The unreceipted person of production firm of agents useful for same or instrument, isCan be by the conventional products of commercial acquisition.
In one aspect of the invention, the invention provides a kind of far infrared enamel material. According to embodiments of the invention, shouldFar infrared enamel material comprises: base stock, adhesive agent, adjuvant and far infrared powder, wherein, far infrared powder isBe selected from least one in carborundum, di-iron trioxide, manganese dioxide, cobalt sesquioxide, molybdenum oxide. Inventor's discovery,According to this far infrared enamel material of the embodiment of the present invention, there is good high temperature resistant, acid and alkali-resistance, scratch-resistant, corrosion-resistantEtc. the performance time, by the acting in conjunction of far infrared powder and other components, this far infrared enamel material has desirable far awayInfrared property, capacity usage ratio is higher, can further improve its result of use, and in addition, this enamel material has lowerSintering temperature, sintering, in the time of substrate surface, can not cause the distortion of base material, not only Jie Neng Jian Mao, and yields is higher, withTime, the adherence of this far infrared enamel material and metal base is good, adhesion is strong, enamel material difficult drop-off, and appearance,Result of use is better.
According to embodiments of the invention, base stock can comprise following one of at least: the oxide of the first major element; TheThe oxide of three major elements; The oxide of the 4th major element; The oxide of the 4th subgroup element. According to the invention processThe far infrared enamel material of example, the first main group metal oxide, because outermost layer only has an electronics, has therefore been given alkali metalOxide extensive chemical activity is utilized the mixed alkali effect of multiple the first major element oxide simultaneously, can for enamel materialEffectively reduce its sintering temperature, improve the compactness of material; Adding of the 3rd major element oxide, can reduce enamel materialThe absorption microwave property of material, improves the delivery efficiency of microwave, and can improve the mechanical performance of enamel material, has simultaneouslyGood far infrared performance; Adding of the 4th major element oxide, can effectively improve enamel material chemical durability andThe mechanical performance of material; Adding of the oxide of the 4th subgroup element, can effectively improve the glossiness of enamel material with chemicalStability, and can increase the covering power of enamel material, and can there is to a certain extent anti-microbial property.
According to embodiments of the invention, the concrete kind of above-mentioned base stock is not particularly limited, and those skilled in the art can rootSelect flexibly according to actual needs. In some embodiments of the invention, the oxide of the first major element for be selected from sodium oxide molybdena,At least one in potassium oxide, rubidium oxide; The oxide of the 3rd major element is alundum (Al2O3); The oxygen of the 4th major elementCompound is at least one in silica, tin oxide; The oxide of the 4th subgroup element is for being selected from titanium dioxide, titanium dioxideAt least one in zirconium. Thus, be conducive to further reduce the sintering temperature of enamel material, the microwave that improves enamel material is defeatedGo out the serviceabilities such as efficiency, physical and chemical performance, mechanical performance, outward appearance expressive force. And better phase of above-mentioned each concrete compositionMutually synergy, more effectively performance reduce sintering temperature, improve far infrared performance, improve compactness and with the adhering to of base materialThe effects such as property.
According to embodiments of the invention, adhesive agent can comprise following one of at least: the oxide of the 5th major element; SecondThe oxide of subgroup element. According to embodiments of the invention, adding of the oxide of the 5th major element, can improve enamelThe physical property of material, also can improve the adherence ability of enamel material and metal base; Adding of the second subgroup metal oxide,Can make enamel material better be attached to metallic substrate surface.
According to embodiments of the invention, the concrete kind of above-mentioned adhesive agent is not particularly limited, and those skilled in the art can rootSelect flexibly according to actual conditions. In some embodiments of the invention, the oxide of the 5th major element is for being selected from three oxidations twoAt least one in antimony, bismuth oxide; The oxide of the second subgroup element is zinc oxide. Thus, above-mentioned adhesive agent are passableMore effectively act synergistically with other components, and then can further improve the adhesion of enamel material and metal base, enamelMaterial difficult drop-off.
According to embodiments of the invention, adjuvant comprise following one of at least: the oxide of the 5th subgroup element; The 7th subgroupThe oxide of element; The fluoride of the second major element; The oxide of lanthanide series; The oxide of the 8th family's metallic element.Inventor's discovery, adding of the oxide of the 5th subgroup element, can improve the compactness of enamel material layer, and has preferablyFluxing action; Adding of the 7th subgroup element oxide, can improve the far infrared performance of enamel material; The second major elementAdding of fluoride, can make the enamel material surface effect after sintering better, and reduces the burst porcelain of enamel layer; The 8th familyAdding of metal oxide, can play toning and the effect that increases adhesion property, there is the extraordinary far infrared of effect simultaneouslyPerformance; Adding of the oxide of lanthanide series, can effectively improve surface physics effect and the change of enamel material and metal baseEffect, improves the compactness of enamel material and the adhesive force with metallic substrate surface.
According to embodiments of the invention, the concrete kind of above-mentioned adjuvant is not particularly limited, and those skilled in the art can rootSelect flexibly according to needs. In some embodiments of the invention, the oxide of the 5th subgroup element is vanadic anhydride, five oxygenChange at least one in two niobiums; The oxide of the 7th subgroup element is manganese dioxide; The oxide of the 8th family's metallic element is choosingAt least one in di-iron trioxide, cobalt oxide; The fluoride of the second major element is calcirm-fluoride; The oxidation of lanthanide seriesThing is at least one being selected from cerium sesquioxide, neodymium oxide. Thus, above-mentioned each concrete composition can be better mutualSynergy, more effectively performance reduces sintering temperature, improves far infrared performance, improves compactness and the tack with base materialEtc. effect.
According to embodiments of the invention, in this far infrared enamel material, the concrete proportioning of each component is not particularly limited, this areaTechnical staff can adjust flexibly according to actual conditions. According to embodiments of the invention, based on far infrared enamel materialGross mass, according to mass percent meter, far infrared enamel material comprises: base stock 72%～86%; Adhesive agent 5%～10%;Adjuvant 7%～15%; Far infrared powder 2%～3%. Thus, each component can be carried out proportioning with optimal ratio, makesMust this far infrared enamel material have desirable sintering temperature and low, high compactness, satisfactory outward appearance, high adherence andExcellent far infrared performance etc.
In preferred embodiments more of the present invention, based on the gross mass of far infrared enamel material, according to mass percent meter,This far infrared enamel material comprises: the oxide 12%～25% of the first major element; The oxide 10% of the 3rd major element～15%; The oxide 25%～35% of the 4th major element; The oxide 15%～22% of the 4th subgroup element; The 5th main group unitThe oxide 3%～6% of element; The oxide 1%～3% of the 5th subgroup element; The oxide 2%～5% of the 7th subgroup element;The oxide 3%～5% of the 8th family's metallic element; The oxide 2%～4% of the second subgroup metallic element; The second major elementFluoride 1%～2%; The oxide 0.01%～0.02% of lanthanide series; The mass fraction of far infrared powder is 2%～3%. ByThis, each component can be carried out proportioning with optimal ratio, is conducive to each component synergy each other, not only hasExcellent far infrared performance, also help this far infrared enamel material of further reduction sintering temperature, improve compactness, makeIt has satisfactory outward appearance, high adherence etc.
Need to illustrate, because the oxide content of billows series elements is lower, its content can calculate in such a way: except billowsThe quality of the raw material outside the oxide of series elements is according to one of percentage hundred, and based on except the oxide of billows series elementsThe gross mass of raw material, the mass fraction of the oxide of billows series elements can be 0.01%～0.02%.
According to embodiments of the invention, this far infrared enamel material can further include: suspension stabilizer. Invention human hairExisting, adding of suspension stabilizer, can make far infrared enamel material have good dispersiveness, and each component mixes,Can in subsequent processing steps, not produce the phenomenons such as layering and affect serviceability.
According to embodiments of the invention, the concrete kind of suspension stabilizer is not particularly limited, as long as can effective performance carryThe effect of polymolecularity. In some embodiments of the invention, suspension stabilizer can be xanthans. Thus, makeThe more mixing of homogeneous of the each component of far infrared enamel material, has desirable dispersiveness, and then improves the serviceability of enamel material.
According to embodiments of the invention, the consumption of suspension stabilizer is not particularly limited, and those skilled in the art can be according to needSelect. In preferred embodiments more of the present invention, based on the gross mass of far infrared enamel material, the matter of suspension stabilizerAmount mark is 1%～2%. Thus, can play a role with optimal proportioning, neither can cause because content is too low dispersivenessCan be undesirable, also can not cause because of too high levels the waste of material, and can be better and other materials act synergistically, makeObtain enamel material and there is desirable serviceability.
According to embodiments of the invention, the granularity of far infrared enamel material is not less than 325 orders. Thus, be conducive to subsequent applications.
In another aspect of this invention, the invention provides a kind of method of preparing foregoing far infrared enamel material. RootAccording to embodiments of the invention, the method comprises the following steps:
S100: glaze is mixed, obtain glaze material mixture, wherein, glaze contains base stock, adhesive agent, and adjuvant.Thus, by the mutual synergy of above-mentioned each component, the enamel material preparing has lower sintering temperature, can notCause the distortion of matrix, yields is high, and appearance.
According to embodiments of the invention, the concrete kind of the each component in above-mentioned glaze, proportioning and the concrete effect that can bring into playWith in foregoing far infrared enamel material, describe consistent, this is no longer going to repeat them.
S200: glaze material mixture is carried out to melt process, obtain glaze liquation. Thus, can be effectively by each group in glazeDivide and mix, be conducive to improve the serviceability of far infrared enamel material.
According to embodiments of the invention, the concrete mode of melt process is not particularly limited, as long as it is molten effectively to obtain glazeLiquid. In some embodiments of the invention, can in the kiln of 900-1100 degree Celsius, carry out described melt process.Thus, simple to operate, convenient and swift.
S300: glaze liquation, to carry out successively Water Quenching and drying and processing, is obtained to frit.
According to embodiments of the invention, in this step, glaze liquation can be placed in to cold water and carry out cold quenching processing, then,The frit that cold quenching processing is obtained is put into drying baker and is carried out drying and processing, obtains frit. Thus, simple, convenient fastVictory, is easy to realize.
S400: frit and far infrared powder are carried out to ball-milling treatment, obtain enamel material.
According to embodiments of the invention, in this step, frit and far infrared powder are put into ball mill device jointly and carry out ballMill, the granularity of the enamel material that ball milling obtains is not less than 325 orders. Thus, be conducive to subsequent applications. In addition, in this stepIn, introduce far infrared powder simultaneously, with other component actings in conjunction, can significantly provide the far red of this far infrared enamel materialOuter performance, while being applied to the products such as baking box, has the capacity usage ratio of better Baking Effect and Geng Gao.
According to some embodiments of the present invention, in this step, can be further by frit, far infrared powder and suspending stabilizedAgent is jointly put into ball mill device and is carried out ball milling, obtains granularity and is not less than 325 object far infrared enamel materials. Thus, pass throughAdd suspension stabilizer, can make the more mixing of homogeneous of the each component of far infrared enamel material, there is desirable dispersive property,Be conducive to improve the result of use of far infrared enamel material.
Inventor find, utilize according to the method for the embodiment of the present invention, can prepare fast and effectively sintering temperature low,Far infrared performance ideal, with the strong far infrared enamel material of metal base binding ability, and simple, convenient, easily realExisting, old lower, good economy performance.
In one side more of the present invention, the invention provides a kind of firing equipment. According to embodiments of the invention, this heating is establishedStandby comprising: body; And the lip-deep coating of at least a portion that is formed on body, this coating is by foregoing far infraredEnamel material forms. This firing equipment has all feature and advantage of foregoing enamel material, superfluous no longer one by one at thisState.
According to embodiments of the invention, the concrete kind of this firing equipment is not particularly limited, for example, include but not limited to microwaveStove, baking box, baking tray and annex thereof etc. Particularly, in above-mentioned firing equipment, can utilize above-mentioned enamel material micro-The surfaces of the outer surface of ripple stove, baking box etc. and annex thereof (inner bag, the baking tray etc. of such as baking box) etc. form enamel coating, byThis, when this firing equipment can have good high temperature resistant, acid and alkali-resistance, scratch-resistant, the performance such as corrosion-resistant, enamelSintering temperature is lower, can not cause the distortion of matrix, and compactness is good, and outward appearance meets the requirements, and has desirable far red simultaneouslyOuter performance, Baking Effect adds, capacity usage ratio is high, and good with the adherence of metal base, adhesion is strong, enamel materialDifficult drop-off.
Describe embodiments of the invention below in detail.
Embodiment 1
As follows, preparation far infrared enamel material:
1) by the first main group metal oxide 10%Na2O、10％K2O、5％Rb2The oxide of O, the 3rd major element12％Al2O3, the 4th major element oxide 22%SiO2、3％SnO2, the 4th subgroup element oxide 16%TiO2、4％ZrO2, the 5th major element oxide 1%Sb2O3、2％Bi2O3, the 5th subgroup oxide 1%V2O5, the 7th pairThe oxide 3%MnO of family2, the 8th family metal oxide 3%Fe2O3, 1%CoO, the second subgroup metal oxide 2%ZnO,The second major element fluoride 1%CaF2, lanthanide series oxide 0.02%Ce2O3Evenly mix, be placed in the kiln of 900 DEG CMelting in stove, enters the material after melting in cold water and carries out Water Quenching, the frit after Water Quenching is put into baking oven and dryDry, make frit;
2) by 1) in the frit and far infrared powder 2%SiC, the 1%Co that make2O3, 1% xanthans carries out ball-milling treatment togetherObtain enamel powdered frits more than 325 orders, can obtain having the enamel material of far infrared performance.
Embodiment 2
As follows, preparation far infrared enamel material:
1) by the first main group metal oxide 6%Na2O、8％K2O、3％Rb2The oxide of O, the 3rd major element15％Al2O3, the 4th major element oxide 20%SiO2、6％SnO2, the 4th subgroup element oxide 13%TiO2、6％ZrO2, the 5th major element oxide 2%Sb2O3、4％Bi2O3, the 5th subgroup oxide 2%Nb2O5, the 7th pairThe oxide 4%MnO of family2, the 8th family metal oxide 3%Fe2O3, the second subgroup metal oxide 3%ZnO, the second main groupElement fluorine compound 1%CaF2, lanthanide series oxide 0.02%Nd2O3Evenly mix, be placed in the kiln melting of 1050 DEG C,Material after melting is entered in cold water and carries out Water Quenching, the frit after Water Quenching is put into baking oven and dry, make moltenPiece;
2) by 1) in the frit and far infrared powder 2%SiC, the 1%MoO that make3, 1% xanthans carries out ball-milling treatment togetherObtain enamel powdered frits more than 325 orders, can obtain having the enamel material of far infrared performance.
Embodiment 3
As follows, preparation far infrared enamel material:
1) by the first main group metal oxide 6%K2O、6％Rb2The oxide 10%Al of O, the 3rd major element2O3,The oxide 25%SiO of four major elements2、10％SnO2, the 4th subgroup element oxide 12%TiO2、8％ZrO2,The oxide 3%Sb of five major elements2O3、3％Bi2O3, the 5th subgroup oxide 2%V2O5，1％Nb2O5, the 7th subgroupOxide 5%MnO2, the 8th family metal oxide 1%Fe2O3With 2%CoO, the second subgroup metal oxide 2%ZnO,The second major element fluoride 1%CaF2, lanthanide series oxide 0.02%Nd2O3Evenly mix, be placed in the kiln of 1100 DEG CMelting in stove, enters the material after melting in cold water and carries out Water Quenching, the frit after Water Quenching is put into baking oven and dryDry, make frit;
2) by 1) in the frit and the far infrared powder 1%Co that make2O3、1％MoO3, 1% xanthans carries out ball milling place togetherReason obtains enamel powdered frits more than 325 orders, can obtain having the enamel material of far infrared performance.
Embodiment 4
As follows, preparation far infrared enamel material:
1) by the first main group metal oxide 6%Na2O、8％K2O、6％Rb2The oxide of O, the 3rd major element10％Al2O3, the 4th major element oxide 20%SiO2、5％SnO2, the 4th subgroup element oxide 17%TiO2、5％ZrO2, the 5th major element oxide 4%Sb2O3、1％Bi2O3, the 5th subgroup oxide 1%V2O5And 1%Nb2O5，The 7th subgroup oxide 2%MnO2, the 8th family metal oxide 2%Fe2O3, 1%CoO, the second subgroup metal oxide4%ZnO, the second major element fluoride 2%CaF2, lanthanide series oxide 0.01%Ce2O3And 0.01%Nd2O3AllEven mixing, is placed in the kiln melting of 1000 DEG C, the material after melting is entered in cold water and carries out Water Quenching, by shrend placeFrit after reason is put into baking oven dries, and makes frit;
2) by 1) in the frit and far infrared powder 1%SiC, the 2%Co that make2O3, 2% xanthans carries out ball-milling treatment togetherObtain powdered frits more than 325 orders, can obtain having the enamel material of far infrared performance.
Embodiment 5
As follows, preparation far infrared enamel material:
1) by the first main group metal oxide 9%Na2O and 13%K2The oxide 12%Al of O, the 3rd major element2O3、The oxide 18%SiO of the 4th major element2、8％SnO2, the 4th subgroup element oxide 20%TiO2、2％ZrO2、The oxide 2%Sb of the 5th major element2O3、1％Bi2O3, the 5th subgroup oxide 1%V2O5And 1%Nb2O5, the 7thSubgroup oxide 2%MnO2, the 8th family metal oxide 3%Fe2O3, 2%CoO, the second subgroup metal oxide 2%ZnO,The second major element fluoride 1%CaF2, lanthanide series oxide 0.01%Ce2O3And 0.01%Nd2O3Evenly mix, putMelting in the kiln of 950 DEG C, enters the material after melting in cold water and carries out Water Quenching, by the frit after Water QuenchingPut into baking oven and dry, make frit;
2) by 1) in the frit and far infrared powder 1%SiC, the 1%MoO that make3, 1% xanthans carries out ball-milling treatment togetherObtain powdered frits more than 325 orders, can obtain having the enamel material of far infrared performance.
Embodiment 6
1) preparation method of model
According to identical spraying coating process, spray the existing enamel material (SiO of 35～50 quality % by static gun respectively2，10～The TiO of 40 quality %2, the B of 16～25 quality %2O3, the alkali metal oxide of 1～5 quality %, the Fe of 8～15 quality %2O3，The MnO of 1～2 quality %2) and the present invention in the prepared enamel material of embodiment 1～embodiment 5 thick in 0.6mmThe metallic substrate surface of 10cm*10cm, and it is carried out to sintering, the sintering of existing enamel material and enamel material of the present inventionTemperature is in table 1.
2) adopt identical technique to be sprayed on formed objects, shape the enamel material of existing enamel material and embodiment 1～5In the oven inner container of shape, and inner bag is contained in respectively in the baking box of same model. By identical toast (size, shape, systemMake method etc.), be placed on identical curing in utensil, be placed in respectively prior art enamel baking box and the embodiment of the present invention 1～5In far infrared enamel baking box, (all the other parameters of baking box are all identical), arranges identical curing the time (3min), and toast is driedRoasting, after 3min, determines the upper Color uniformity and colouring area on toast surface, the results are shown in Table 2.
The existing enamel material of table 1 and enamel material of the present invention are in the contrast of sintering temperature
Can obviously be found out by table 1, the sintering temperature of the enamel material that the present invention makes will be starkly lower than existing enamel technologySintering temperature, can largely reduce the consumption of the energy, and the model obtaining is observed, 500 degrees Celsius of left and rightSintering temperature under metal base do not deform.
The existing enamel material of table 2 and enamel material of the present invention are in the contrast of Baking Effect
| Baking Effect | |
| Prior art | Surface coloring is inhomogeneous, stained area 70% |
| Embodiment 1 | Surface coloring is even, and colourity is good, stained area 95% |
| Embodiment 2 | Surface coloring is even, and colourity is good, stained area 95% |
| Embodiment 3 | Surface coloring is even, and colourity is good, stained area 95% |
| Embodiment 4 | Surface coloring is even, and colourity is good, stained area 95% |
| Embodiment 5 | Surface coloring is even, and colourity is good, stained area 95% |
Can obviously be found out by table 2, the Baking Effect of the antibacterial enamel material that the present invention makes will be apparently higher than existing enamel skillArt, can meet the demand of consumer for kitchen electricity series products sterilization far infrared performance.
In the description of this description, reference term " embodiment ", " some embodiment ", " example ", " concrete example ",Or the description of " some examples " etc. means specific features, structure, material or the feature bag described in conjunction with this embodiment or exampleBe contained at least one embodiment of the present invention or example. In this manual, not necessary to the schematic statement of above-mentioned termFor be identical embodiment or example. And specific features, structure, material or the feature of description can be arbitraryIn individual or multiple embodiment or example with suitable mode combination. In addition, not conflicting in the situation that, the skill of this areaArt personnel can carry out combination by the feature of the different embodiment that describe in this description or example and different embodiment or exampleAnd combination.
Although illustrated and described embodiments of the invention above, be understandable that, above-described embodiment is exemplary,Can not be interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-described embodimentChange, amendment, replacement and modification.
Claims (16)
1. a far infrared enamel material, is characterized in that, comprising:
Base stock;
Adhesive agent;
Adjuvant; And
Far infrared powder, described far infrared powder for be selected from carborundum, di-iron trioxide, manganese dioxide, cobalt sesquioxide,At least one in molybdenum oxide.
2. far infrared enamel material according to claim 1, is characterized in that, described base stock comprise following at least itOne:
The oxide of the first major element;
The oxide of the 3rd major element;
The oxide of the 4th major element;
The oxide of the 4th subgroup element.
3. far infrared enamel material according to claim 2, is characterized in that, the oxide of described the first major elementFor being selected from least one in sodium oxide molybdena, potassium oxide, rubidium oxide;
The oxide of described the 3rd major element is alundum (Al2O3);
The oxide of described the 4th major element is at least one in silica, tin oxide;
The oxide of described the 4th subgroup element is at least one being selected from titanium dioxide, zirconium dioxide.
4. far infrared enamel material according to claim 1, is characterized in that, described adhesive agent comprise following at least itOne:
The oxide of the 5th major element;
The oxide of the second subgroup element.
5. far infrared enamel material according to claim 4, is characterized in that, the oxide of described the 5th major elementFor being selected from least one in antimony oxide, bismuth oxide;
The oxide of described the second subgroup element is zinc oxide.
6. far infrared enamel material according to claim 1, is characterized in that, described adjuvant comprise following at least itOne:
The oxide of the 5th subgroup element;
The oxide of the 7th subgroup element;
The fluoride of the second major element;
The oxide of lanthanide series;
The oxide of the 8th family's metallic element.
7. far infrared enamel material according to claim 6, is characterized in that, the oxide of described the 5th subgroup elementFor at least one in vanadic anhydride, niobium pentaoxide;
The oxide of described the 7th subgroup element is manganese dioxide;
The fluoride of described the second major element is calcirm-fluoride;
The oxide of described lanthanide series is at least one being selected from cerium sesquioxide, neodymium oxide;
The oxide of described the 8th family's metallic element is at least one being selected from di-iron trioxide, cobalt oxide.
8. according to the far infrared enamel material described in any one in claim 1-7, it is characterized in that, based on described far infraredThe gross mass of enamel material, according to mass percent meter, described far infrared enamel material comprises:
Described base stock 72%～86%;
Described adhesive agent 5%～10%;
Described adjuvant 7%～15%;
Described far infrared powder 2%～3%.
9. far infrared enamel material according to claim 8, is characterized in that, based on described far infrared enamel materialGross mass, according to mass percent meter, described far infrared enamel material comprises:
The oxide 12%～25% of the first major element;
The oxide 10%～15% of the 3rd major element;
The oxide 25%～35% of the 4th major element;
The oxide 15%～22% of the 4th subgroup element;
The oxide 3%～6% of the 5th major element;
The oxide 1%～3% of the 5th subgroup element;
The oxide 2%～5% of the 7th subgroup element;
The oxide 3%～5% of the 8th family's metallic element;
The oxide 2%～4% of the second subgroup metallic element;
The fluoride 1%～2% of the second major element;
The oxide 0.01%～0.02% of lanthanide series;
Far infrared powder 2%～3%.
10. according to the far infrared enamel material described in any one in claim 1-7, it is characterized in that, further comprise:Suspension stabilizer.
11. far infrared enamel materials according to claim 10, is characterized in that, described suspension stabilizer is xanthans.
12. far infrared enamel materials according to claim 11, is characterized in that, based on described far infrared enamel materialGross mass, the mass fraction of described suspension stabilizer is 1%～2%.
13. methods according to claim 1, is characterized in that, the granularity of described far infrared enamel material is not less than 45Micron.
Prepare the method for the far infrared enamel material described in any one in claim 1～13 for 14. 1 kinds, it is characterized in that, bagDraw together:
(1) glaze is mixed, obtain glaze material mixture, wherein, described glaze contains base stock, adhesive agent, and auxiliaryAgent;
(2) described glaze material mixture is carried out to melt process, obtain glaze liquation;
(3) described glaze liquation is carried out to Water Quenching and drying and processing successively, obtain frit;
(4) described frit and far infrared powder are carried out to ball-milling treatment, obtain enamel material.
15. methods according to claim 14, is characterized in that, in step (4), by described far infrared powder,Suspension stabilizer and described frit carry out described ball-milling treatment.
16. 1 kinds of firing equipments, is characterized in that, comprising:
Body; And
Coating, described coating formation is at least a portion surface of described body, and described coating is by appointing in claim 1～13Far infrared enamel material described in one forms.
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