CN101967064A - Protein foaming method for preparing porous ceramics composite material - Google Patents
Protein foaming method for preparing porous ceramics composite material Download PDFInfo
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Abstract
The invention discloses a protein foaming method for preparing a porous ceramics composite material, and relates to a method for preparing a composite material. The method solves the problem that toxic gas is generated to harm human health and pollute environment when a foaming agent is volatilized in a foaming method for preparing porous ceramics. The method comprises the following steps of: 1, preparing slurry; 2, preparing a sample; and 3, processing the sample into a required shape, sintering in a sintering furnace, and cooling with the furnace to room temperature to obtain the porous ceramics composite material. Compared with other methods, the method has the advantages that: a microstructure is controllable and is molded simply; and toxic gas and harmful substances polluting environment are not generated when proteins are decomposed. Polysaccharide macromolecules and water molecules form hydrogen bonds to keep the foaming stability; meanwhile, the polysaccharide macromolecules have net structures to improve the blank strength, adjust the fluidity of the slurry, improve the rheological properties of the slurry and make the foaming uniform.
Description
Technical field
The present invention relates to a kind of method for preparing matrix material.
Background technology
Advantages such as that porous ceramics has is high temperature resistant, wear-resistant, resistance to chemical attack, heat-shock resistance all have huge application potential in traditional industry such as chemical industry, the energy, oil etc. and high-technology field such as electronics, medicine, biological chemistry etc.Just at present, although porous ceramics has had development significantly, the technology of preparing of porous ceramics also becomes increasingly abundant.But still have a lot of problem letters to be solved.Foam process is compared with other technology, has unique advantage, and particularly the hole ceramic product of holding one's breath, the goods of Sheng Chaning have higher void content, and intensity is higher.Existing porous ceramics is because the adding of components such as foaming initiator, catalyzer and forming agent has increased process complexity, pore control difficulty.The whipping agent that traditional in addition foaming adopts produces toxic gas, harm people's health and contaminate environment when volatilization.Under the call of " low-carbon economy ", research serves as the Development patterns of basis preparation porous ceramics with less energy-consumption, low pollution, low emission nowadays.
Summary of the invention
The invention solves the whipping agent that adopts foaming to prepare porous ceramics and produce toxic gas when volatilization, harm people's health and problem of environment pollution caused provide a kind of method for preparing porous ceramic composite with the protein foaming.
The present invention is as follows with the method that the protein foaming prepares porous ceramic composite: one, 26.5g～158.8g aggregate, 40g～80g egg white, 3mL deionized water and 5g polysaccharide are mixed, add dispersion agent, the add-on of dispersion agent is 0.5% of an aggregate quality, disperse 12h with ball mill then, make aggregate volume content and be 10%～50% slip; Two, slip is poured in the tetrafluoroethylene mould, put into thermostatic drying chamber curing molding 30～90min of 75～85 ℃ again, after the demoulding, at room temperature place 12～48h, put into 110～130 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1200～1600 ℃, at 1200～1600 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite; Aggregate described in the step 1 is one or both the composition in ceramic powder and the ceramic fiber, and wherein ceramic powder is 100: 0～10 with the fiber quality ratio in the composition of ceramic powder and ceramic fiber; The particle diameter of described ceramic powder is 0.1 μ m～3 μ m; Described ceramic powder is a silicon oxide, a kind of or wherein several composition in aluminium sesquioxide, zirconium white, mullite, silicon carbide and the silicon nitride; Described ceramic fiber is that length is that 1～5mm, diameter are the chopped strand of 1～5 μ m, and described ceramic fiber is a silicon oxide fibre, sapphire whisker or mullite fiber; Polysaccharide described in the step 1 is a kind of or wherein several combination in sucrose, xanthan gum, carrageenin, agar, guar gum and the sodium alginate; Dispersion agent described in the step 1 is a kind of or wherein several combination in Trimethyllaurylammonium bromide, Sodium dodecylbenzene sulfonate, gum arabic and the ammonium polyacrylate.
Protein in the egg white is a kind of macromolecular compound, is amino acid whose enriched product, and amino acid whose putting in order determined the space structure of molecule, and these space structures are by acting on intramolecular hydrogen bond and ionization decision.Protein molecule among the present invention in the used egg white is attached to the surface of ceramic powder or dispersion agent, in the heating engineering, protein generation sex change, impel slip to solidify by the monomeric in-situ polymerization of organism, making part have certain intensity, is a kind of forming agent that has both foaming, bonding and solidification.Present method is compared controllable microstructure with additive method, and moulding simultaneously is simple, and the protein decomposition does not produce toxic gas, does not produce the objectionable impurities of contaminate environment.
Polysaccharide macro-molecular among the present invention and water molecules form hydrogen bond, can work to keep foamed stability, and polysaccharide macromolecular is a reticulated structure simultaneously, can increase blank strength, regulates the flowability of slip, has improved the rheological property of slip, makes uniform in foaming.
The prepared porous material perforate closed pore of the present invention is adjustable, can be applicable to the insulating brick of kiln, positions such as the thermal insulation tile of space shuttle and larynx occasion.
Description of drawings
Fig. 1 is the micro-structure diagram of embodiment 20 gained porous ceramic composites; Fig. 2 be embodiment 20 gained porous ceramic composites hole wall structure figure.
Embodiment
Technical solution of the present invention is not limited to following cited embodiment, also comprises the arbitrary combination between each embodiment.
Embodiment one: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: one, 26.5g～158.8g aggregate, 40g～80g egg white, 3mL deionized water and 5g polysaccharide are mixed, add dispersion agent, the add-on of dispersion agent is 0.5% of an aggregate quality, disperse 12h with ball mill then, make aggregate volume content and be 10%～50% slip; Two, slip is poured in the tetrafluoroethylene mould, put into thermostatic drying chamber curing molding 30～90min of 75～85 ℃ again, after the demoulding, at room temperature place 12～48h, put into 110～130 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1200～1600 ℃, at 1200～1600 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite; Aggregate described in the step 1 is one or both the composition in ceramic powder and the ceramic fiber, and wherein ceramic powder is 100: 0～10 with the fiber quality ratio in the composition of ceramic powder and ceramic fiber.
Used egg white mainly being made up of 9% protein, 88% water and 0.6% mineral substance by mass percentage in the present embodiment step 1, mean density is 1.01g/cm
3
Embodiment two: present embodiment and embodiment one are different is that the particle diameter of described ceramic powder is 0.1 μ m～3 μ m.Other is identical with embodiment one.
Embodiment three: what present embodiment was different with one of embodiment one or two is that described ceramic powder is a silicon oxide, a kind of or wherein several composition in aluminium sesquioxide, zirconium white, mullite, silicon carbide and the silicon nitride.Other is identical with one of embodiment one or two.
When ceramic powder is composition described in the present embodiment, between each composition be arbitrarily than.
Embodiment four: what present embodiment was different with one of embodiment one to three is that described ceramic fiber is that length is that 1～5mm, diameter are the chopped strand of 1～5 μ m, and described ceramic fiber is a silicon oxide fibre, sapphire whisker or mullite fiber.Other is identical with one of embodiment one to three.
When ceramic fiber is composition described in the present embodiment, between each composition be arbitrarily than.
Embodiment five: what present embodiment was different with one of embodiment one to four is that the polysaccharide described in the step 1 is a kind of or wherein several combination in sucrose, xanthan gum, carrageenin, agar, guar gum and the sodium alginate.Other is identical with one of embodiment one to four.
When polysaccharide is composition described in the present embodiment, between each composition be arbitrarily than.
Embodiment six: what present embodiment was different with one of embodiment one to five is that the dispersion agent described in the step 1 is a kind of or wherein several combination in Trimethyllaurylammonium bromide, Sodium dodecylbenzene sulfonate, gum arabic and the ammonium polyacrylate.Other is identical with one of embodiment one to five.
When dispersion agent is composition described in the present embodiment, between each composition be arbitrarily than.
Embodiment seven: present embodiment is different with one of embodiment one to six is that the volume content of aggregate in the described slip of step 1 is 15%～40%.Other is identical with one of embodiment one to six.
Embodiment eight: what present embodiment was different with one of embodiment one to seven is that the heat-up rate with 5 ℃/min is warming up to 1500 ℃ in the step 3.Other is identical with one of embodiment one to seven.
Embodiment nine: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: one, 26.5g aggregate, 40g egg white, 3mL deionized water and 5g polysaccharide are mixed, add dispersion agent, the add-on of dispersion agent is 0.5% of an aggregate quality, disperse 12h with ball mill then, make aggregate volume content and be 10% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 75 ℃ thermostatic drying chamber curing molding 30min again, after the demoulding, at room temperature place 12h, put into 110 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1200 ℃, at 1200 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
Embodiment ten: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: one, 158.8g aggregate, 80g egg white, 3mL deionized water and 5g polysaccharide are mixed, add dispersion agent, the add-on of dispersion agent is 0.5% of an aggregate quality, disperse 12h with ball mill then, make aggregate volume content and be 10%～50% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 85 ℃ thermostatic drying chamber curing molding 90min again, after the demoulding, at room temperature place 48h, put into 130 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1600 ℃, at 1600 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
Embodiment 11: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: the silicon oxide, 40g egg white, 3mL deionized water and the 5g sucrose that one, with the 53g particle diameter are 0.2 μ m mix, add the dispersion agent Trimethyllaurylammonium bromide, the add-on of dispersion agent Trimethyllaurylammonium bromide is 0.5% of a siliconoxide mass, disperse 12h with ball mill then, make the silicon oxide volume content and be 20% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 80 ℃ thermostatic drying chamber curing molding 60min again, after the demoulding, at room temperature place 24h, put into 120 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1200 ℃, at 1200 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
The porosity of present embodiment gained porous ceramic composite is 80%, and compressive strength is 8～10MPa, utilizes scanning electron microscopic observation to learn that the hole of porous ceramic composite is uniform, circular closed pore, and mean pore size is 0.4mm.
Embodiment 12: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: one, be that 2mm, diameter are that mullite chopped strand, 40g egg white, 3mL deionized water and the 5g sucrose of 3 μ m mixes with 53g length, add the dispersion agent Trimethyllaurylammonium bromide, the add-on of dispersion agent Trimethyllaurylammonium bromide is 0.5% of a mullite chopped strand quality, disperse 12h with ball mill then, make mullite chopped strand volume content and be 20% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 80 ℃ thermostatic drying chamber curing molding 60min again, after the demoulding, at room temperature place 24h, put into 120 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1300 ℃, at 1300 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
The porosity of present embodiment gained porous ceramic composite is 90%, and compressive strength is 6～10MPa, utilizes scanning electron microscopic observation to learn that the hole of porous ceramic composite is reticulated structure.
Embodiment 13: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: the aluminium sesquioxide, 40g egg white, 3mL deionized water and the 5g sucrose that one, with the 158.8g particle diameter are 0.2 μ m mix, add the dispersion agent Trimethyllaurylammonium bromide, the add-on of dispersion agent Trimethyllaurylammonium bromide is 0.5% of an aluminium sesquioxide quality, disperse 12h with ball mill then, make the aluminium sesquioxide volume content and be 40% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 80 ℃ thermostatic drying chamber curing molding 60min again, after the demoulding, at room temperature place 24h, put into 120 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1600 ℃, at 1600 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
The material porosity of this experiment method gained porous ceramics composite wood is 85%, and compressive strength is 10～12MPa, utilizes scanning electron microscopic observation to learn that the hole of porous ceramics composite wood is uniform, circular closed pore, and mean pore size is 0.3mm.
Embodiment 14: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: the zirconium white, 40g egg white, 3mL deionized water and the 5g sucrose that one, with the 158.8g particle diameter are 0.2 μ m mix, add the dispersion agent Trimethyllaurylammonium bromide, the add-on of dispersion agent Trimethyllaurylammonium bromide is 0.5% of a zirconium white quality, disperse 12h with ball mill then, make the zirconium white volume content and be 40% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 80 ℃ thermostatic drying chamber curing molding 60min again, after the demoulding, at room temperature place 24h, put into 120 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1500 ℃, at 1500 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
Embodiment 15: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: the silicon oxide, 40g egg white, 3mL deionized water and the 5g sucrose that one, with the 26.5g particle diameter are 0.2 μ m mix, add the dispersion agent Trimethyllaurylammonium bromide, the add-on of dispersion agent Trimethyllaurylammonium bromide is 0.5% of a siliconoxide mass, disperse 12h with ball mill then, make the silicon oxide volume content and be 10% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 80 ℃ thermostatic drying chamber curing molding 60min again, after the demoulding, at room temperature place 24h, put into 120 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1200 ℃, at 1200 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
Embodiment 16: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: the silicon oxide, 2.65g mullite fiber, 40g egg white, 3mL deionized water and the 5g sucrose that one, with the 53g particle diameter are 0.2 μ m mix, add the dispersion agent Trimethyllaurylammonium bromide, the add-on of dispersion agent Trimethyllaurylammonium bromide is 0.5% of silicon oxide and a mullite fiber quality, disperse 12h with ball mill then, make silicon oxide and mullite fiber volume content and be 20% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 80 ℃ thermostatic drying chamber curing molding 60min again, after the demoulding, at room temperature place 24h, put into 120 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1200 ℃, at 1200 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
Embodiment 17: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: the aluminium sesquioxide, 80g egg white, 3mL deionized water and the 5g sucrose that one, with the 53g particle diameter are 0.2 μ m mix, add the dispersion agent Trimethyllaurylammonium bromide, the add-on of dispersion agent Trimethyllaurylammonium bromide is 0.5% of an aluminium sesquioxide quality, disperse 12h with ball mill then, make the aluminium sesquioxide volume content and be 20% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 80 ℃ thermostatic drying chamber curing molding 60min again, after the demoulding, at room temperature place 24h, put into 120 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1200 ℃, at 1200 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
Embodiment 18: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: the silicon oxide, 40g egg white, 3mL deionized water and the 5g carrageenin that one, with the 53g particle diameter are 0.2 μ m mix, add the dispersion agent Trimethyllaurylammonium bromide, the add-on of dispersion agent Trimethyllaurylammonium bromide is 0.5% of a siliconoxide mass, disperse 12h with ball mill then, make the silicon oxide volume content and be 20% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 80 ℃ thermostatic drying chamber curing molding 60min again, after the demoulding, at room temperature place 24h, put into 120 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1200 ℃, at 1200 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
Embodiment 19: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: the silicon oxide, 40g egg white, 3mL deionized water and the 5g sucrose that one, with the 53g particle diameter are 0.2 μ m mix, add the dispersion agent ammonium polyacrylate, the add-on of dispersion agent ammonium polyacrylate is 0.5% of a siliconoxide mass, disperse 12h with ball mill then, make the silicon oxide volume content and be 20% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 80 ℃ thermostatic drying chamber curing molding 60min again, after the demoulding, at room temperature place 24h, put into 120 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1200 ℃, at 1200 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
Embodiment 20: it is as follows to prepare the method for porous ceramic composite with the protein foaming in the present embodiment: the silicon oxide, 40g egg white, 3mL deionized water and the 5g sucrose that one, with the 53g particle diameter are 0.2 μ m mix, add the dispersion agent Trimethyllaurylammonium bromide, the add-on of dispersion agent Trimethyllaurylammonium bromide is 0.5% of a siliconoxide mass, disperse 12h with ball mill then, make the silicon oxide volume content and be 20% slip; Two, slip is poured in the tetrafluoroethylene mould, put into 80 ℃ thermostatic drying chamber curing molding 60min again, after the demoulding, at room temperature place 24h, put into 120 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1300 ℃, at 1300 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite.
Claims (8)
1. the method for preparing porous ceramic composite with the protein foaming, it is characterized in that described to prepare the method for porous ceramic composite with the protein foaming as follows: one, 26.5g～158.8g aggregate, 40g～80g egg white, 3mL deionized water and 5g polysaccharide are mixed, add dispersion agent, the add-on of dispersion agent is 0.5% of an aggregate quality, disperse 12h with ball mill then, make aggregate volume content and be 10%～50% slip; Two, slip is poured in the tetrafluoroethylene mould, put into thermostatic drying chamber curing molding 30～90min of 75～85 ℃ again, after the demoulding, at room temperature place 12～48h, put into 110～130 ℃ of baking oven drying and mouldings then, get sample; Three, sample is processed into desired shape, put into sintering oven, the heat-up rate with 2 ℃/min is warming up to 230 ℃ then, at 230 ℃ of insulation 30min, heat-up rate with 2 ℃/min is warming up to 360 ℃, at 360 ℃ of insulation 1h, be warming up to 1000 ℃ with the heat-up rate of 2 ℃/min, at 1000 ℃ of insulation 1h, heat-up rate with 5 ℃/min is warming up to 1200～1600 ℃, at 1200～1600 ℃ of insulation 2h, cool to room temperature then with the furnace, promptly get porous ceramic composite; Aggregate described in the step 1 is one or both the composition in ceramic powder and the ceramic fiber, and wherein ceramic powder is 100: 0～10 with the fiber quality ratio in the composition of ceramic powder and ceramic fiber.
2. prepare the method for porous ceramic composite according to claim 1 is described with the protein foaming, the particle diameter that it is characterized in that described ceramic powder is 0.1 μ m～3 μ m.
3. according to claim 1 or the 2 described methods that prepare porous ceramic composite with the protein foaming, it is characterized in that described ceramic powder is a silicon oxide, a kind of or wherein several composition in aluminium sesquioxide, zirconium white, mullite, silicon carbide and the silicon nitride.
4. according to claim 1 or the 2 described methods that prepare porous ceramic composite with the protein foaming, it is characterized in that described ceramic fiber is that length is that 1～5mm, diameter are the chopped strand of 1～5 μ m, described ceramic fiber is a silicon oxide fibre, sapphire whisker or mullite fiber.
5. describedly prepare the method for porous ceramic composite according to claim 1 or 2, it is characterized in that the polysaccharide described in the step 1 is a kind of or wherein several combination in sucrose, xanthan gum, carrageenin, agar, guar gum and the sodium alginate with the protein foaming.
6. describedly prepare the method for porous ceramic composite according to claim 1 or 2, it is characterized in that the dispersion agent described in the step 1 is a kind of or wherein several combination in Trimethyllaurylammonium bromide, Sodium dodecylbenzene sulfonate, gum arabic and the ammonium polyacrylate with the protein foaming.
7. describedly prepare the method for porous ceramic composite with the protein foaming according to claim 1 or 2, the volume content that it is characterized in that aggregate in the described slip of step 1 is 15%～40%.
8. describedly prepare the method for porous ceramic composite according to claim 1 or 2, it is characterized in that the heat-up rate with 5 ℃/min is warming up to 1500 ℃ in the step 3 with the protein foaming.
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102627469A (en) * | 2012-04-18 | 2012-08-08 | 四川大学 | High-strength light foam ceramic plate and manufacturing method thereof |
| CN102718545A (en) * | 2012-01-01 | 2012-10-10 | 洛阳北苑特种陶瓷有限公司 | Preparation method of zirconia foamed light heat-insulating brick |
| CN102765126A (en) * | 2012-06-27 | 2012-11-07 | 中国人民解放军国防科学技术大学 | Curing and forming die for preparing foamed ceramic according to protein foaming method and preparation method of curing and forming die |
| CN102826868A (en) * | 2012-08-27 | 2012-12-19 | 中南大学 | Foaming agent for tailing sintering perforated brick and application thereof |
| CN103439021A (en) * | 2013-09-06 | 2013-12-11 | 常熟市天和陶瓷厂 | High temperature resistant ceramic thermocouple socket |
| CN104311118A (en) * | 2014-10-21 | 2015-01-28 | 武汉科技大学 | Super-light aluminum oxide foam ceramic and preparation method thereof |
| CN104311115A (en) * | 2014-10-21 | 2015-01-28 | 武汉科技大学 | Calcium hexa-aluminate foam ceramic and preparation method thereof |
| CN104311117A (en) * | 2014-10-21 | 2015-01-28 | 武汉科技大学 | Mullite foam ceramic and preparation method thereof |
| CN108675763A (en) * | 2018-05-29 | 2018-10-19 | 宜昌长江陶瓷有限责任公司 | Utilize the ceramic shower tray and its production method of waste production |
| CN108707771A (en) * | 2018-05-08 | 2018-10-26 | 中国人民解放军国防科技大学 | Silicon nitride foamed ceramic reinforced aluminum-based composite material and preparation method and application thereof |
| CN110862268A (en) * | 2019-12-04 | 2020-03-06 | 冷水江市汇鑫电子陶瓷有限公司 | Composite ceramic material and preparation method and application thereof |
| CN112591720A (en) * | 2020-12-15 | 2021-04-02 | 哈尔滨化兴软控科技有限公司 | Preparation method of porous aluminum nitride material |
| WO2021083270A1 (en) * | 2019-10-31 | 2021-05-06 | 中国石油化工股份有限公司 | Supported catalyst, preparation method therefor and application thereof |
| CN112778021A (en) * | 2021-03-26 | 2021-05-11 | 浙江忠信新型建材股份有限公司 | Porous light plastering gypsum and using method thereof |
| CN115141004A (en) * | 2022-08-11 | 2022-10-04 | 佛山欧神诺陶瓷有限公司 | Preparation method and application of high-strength ceramic rock plate |
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| CN102718545A (en) * | 2012-01-01 | 2012-10-10 | 洛阳北苑特种陶瓷有限公司 | Preparation method of zirconia foamed light heat-insulating brick |
| CN102627469A (en) * | 2012-04-18 | 2012-08-08 | 四川大学 | High-strength light foam ceramic plate and manufacturing method thereof |
| CN102765126A (en) * | 2012-06-27 | 2012-11-07 | 中国人民解放军国防科学技术大学 | Curing and forming die for preparing foamed ceramic according to protein foaming method and preparation method of curing and forming die |
| CN102765126B (en) * | 2012-06-27 | 2014-12-03 | 中国人民解放军国防科学技术大学 | Method for preparing foamed ceramic by protein foaming |
| CN102826868A (en) * | 2012-08-27 | 2012-12-19 | 中南大学 | Foaming agent for tailing sintering perforated brick and application thereof |
| CN103439021A (en) * | 2013-09-06 | 2013-12-11 | 常熟市天和陶瓷厂 | High temperature resistant ceramic thermocouple socket |
| CN104311115B (en) * | 2014-10-21 | 2016-03-16 | 武汉科技大学 | A kind of calcium hexaluminate foamed ceramics and preparation method thereof |
| CN104311117A (en) * | 2014-10-21 | 2015-01-28 | 武汉科技大学 | Mullite foam ceramic and preparation method thereof |
| CN104311117B (en) * | 2014-10-21 | 2016-01-13 | 武汉科技大学 | A kind of mullite foamed ceramics and preparation method thereof |
| CN104311118A (en) * | 2014-10-21 | 2015-01-28 | 武汉科技大学 | Super-light aluminum oxide foam ceramic and preparation method thereof |
| CN104311115A (en) * | 2014-10-21 | 2015-01-28 | 武汉科技大学 | Calcium hexa-aluminate foam ceramic and preparation method thereof |
| CN108707771A (en) * | 2018-05-08 | 2018-10-26 | 中国人民解放军国防科技大学 | Silicon nitride foamed ceramic reinforced aluminum-based composite material and preparation method and application thereof |
| CN108675763A (en) * | 2018-05-29 | 2018-10-19 | 宜昌长江陶瓷有限责任公司 | Utilize the ceramic shower tray and its production method of waste production |
| CN108675763B (en) * | 2018-05-29 | 2021-07-06 | 宜昌长江陶瓷有限责任公司 | Ceramic shower basin produced by using wastes and production method thereof |
| WO2021083270A1 (en) * | 2019-10-31 | 2021-05-06 | 中国石油化工股份有限公司 | Supported catalyst, preparation method therefor and application thereof |
| CN110862268A (en) * | 2019-12-04 | 2020-03-06 | 冷水江市汇鑫电子陶瓷有限公司 | Composite ceramic material and preparation method and application thereof |
| CN110862268B (en) * | 2019-12-04 | 2023-07-21 | 冷水江市汇鑫电子陶瓷有限公司 | Composite ceramic material and preparation method and application thereof |
| CN112591720A (en) * | 2020-12-15 | 2021-04-02 | 哈尔滨化兴软控科技有限公司 | Preparation method of porous aluminum nitride material |
| CN112778021A (en) * | 2021-03-26 | 2021-05-11 | 浙江忠信新型建材股份有限公司 | Porous light plastering gypsum and using method thereof |
| CN115141004A (en) * | 2022-08-11 | 2022-10-04 | 佛山欧神诺陶瓷有限公司 | Preparation method and application of high-strength ceramic rock plate |
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