CN106518031A - Preparation method of high-diatomite-content internal wall brick - Google Patents

Preparation method of high-diatomite-content internal wall brick Download PDF

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Publication number
CN106518031A
CN106518031A CN201611014077.XA CN201611014077A CN106518031A CN 106518031 A CN106518031 A CN 106518031A CN 201611014077 A CN201611014077 A CN 201611014077A CN 106518031 A CN106518031 A CN 106518031A
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mesh
preparation
diatomite
internal wall
parts
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王福明
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YINGKOU BOHAI TECHNOLOGY Co Ltd
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YINGKOU BOHAI TECHNOLOGY Co Ltd
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Priority to CN201611014077.XA priority Critical patent/CN106518031A/en
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    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/14—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silica
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/6303—Inorganic additives
    • C04B35/6316—Binders based on silicon compounds
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3232—Titanium oxides or titanates, e.g. rutile or anatase
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3427—Silicates other than clay, e.g. water glass
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/349—Clays, e.g. bentonites, smectites such as montmorillonite, vermiculites or kaolines, e.g. illite, talc or sepiolite
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

The invention discloses a preparation method of a high-diatomite-content internal wall brick. The preparation method comprises the following steps: accurately adding materials in proportion, putting the materials into a horizontal type high-speed dispersion machine, uniformly dispersing, grinding the mixed materials, sieving by virtue of a 200-mesh sieve, drying, and carrying out a dry method grinding process, so as to obtain a diatomite mixture; and mixing the diatomite mixture with titanium dioxide, tourmaline and a binder in a certain proportion, adding a certain amount of water, so as to prepare a diatomine surface brick mixed material, compressing the mixed material into a green brick at a certain condition, drying the green brick, putting the green brick into an intermediate-temperature resistance furnace, and roasting, so as to obtain the high-diatomite-content internal wall brick. The high-diatomite-content internal wall brick prepared by virtue of the preparation method has unique hygroscopicity and moisture releasability and has a function of decomposing harmful components such as formaldehyde through photocatalysis; and furthermore, the preparation method is simple in procedure and low in cost and has excellent industrial popularization prospects.

Description

A kind of preparation method of high diatomite content internal wall brick
Technical field
The present invention relates to the application of diatomite material, more particularly to a kind of preparation method of high diatomite content internal wall brick.
Background technology
Diatomite is, after ancient times unicellular rudimentary plant diatom remains are piled up, to be formed through certain geology diagenesis One kind there is porous biogenic deposit rock, be to deposit what is formed by the dead later remains of diatom, main mineral constituent egg White stone and its mutation, chemical composition are mainly SiO2, and containing a small amount of Al2O3、Fe2O3、CaO、Na2O, MgO etc. and organic matter Deng impurity.There is the microcellular structure of multistage, a large amount of, ordered arrangement on diatom wall shell so that diatomite has many excellent special Performance.Light weight, porosity height, imbibition ability of immigrants, chemical stability are high, fusing point is high, with relative Incoercibility, matter it is soft, Many excellent properties such as sound insulation, wear-resisting, heat-resisting, therefore diatomite at home and abroad has been obtained for extensive exploitation and application.
In order to mitigate the weight of building, a large amount of Light Wall construction materials just arise at the historic moment.With diatomite as raw material Fired brick has that density is little, intensity is high, insulation, sound insulation, it is heat-insulated, inhale the performance such as damp proof and enjoy favor.Diatomaceous incorporation Often increase by 10%, density reduces 102.3kg/m3, compression strength reduction 1.185MPa, water absorption rate raising 4.235%, apparent porosity is carried High by 2.52%, every piece of weight reduction 0.148kg of solid diatomite Lightweight clinker brick of 240 × 115 × 53mm builds skyscraper When can adjust proportion scale as needed to change the density and intensity of brick, diatomite is both to prepare light thermal insulation board, silicic acid Calcium insulation material, Sigur brick, diatomaceous unsetting heat-barrier material, the good raw material of insulating tube, and waterproof is anti- One of raw material for oozing.
The content of the invention
In order to meet existing people for the requirement of construction material, the drawbacks of solution in diatomite development process, the present invention A kind of preparation method of diatomite vegetarian noodles brick, raw material proportioning are provided：30 parts of the diatomite of 300 mesh ~ 350 mesh, 10 parts of rubber powder, methyl 0.3 part of cellulose, 10 parts of the talcum powder of 700 mesh ~ 900 mesh, 14.3 parts of the dry powder of 400 mesh ~ 600 mesh, 300 mesh ~ 350 purposes are white 5 parts of cement, 5 parts of the kaolin of 700 mesh ~ 900 mesh, 5 parts of the attapulgite of 500 mesh ~ 700 mesh, 5 parts of titanium dioxide, the weight of 1250 mesh 15 parts of calcium, 0.4 part of wood-fibred；
Preparation method comprises the steps：
It is uniformly dispersed during horizontal high-speed dispersion machine is put into after add in proportion, after mixed raw mill 200 mesh sieve are crossed, after being dried, dry milling process is taken, diatom earth mixtures is obtained；
After diatom earth mixtures is mixed according to a certain percentage with titanium dioxide, tourmaline, binding agent, a certain amount of water is added, The compound of prepared diatomin face brick, compound is pressed into adobe under certain condition, and adobe is put into middle temperature electricity after being dried Resistance kiln roasting, i.e., high diatomite content internal wall brick.
Preferably, the titanium dioxide is preferably anatase titanium dioxide, and content of titanium dioxide is more than 95%.
Preferably, in the compound preparation process, diatom earth mixtures accounts for compound gross mass 66～89%, titanium dioxide Titanium accounts for 5～13%, tourmaline and accounts for 5～15%, sodium metasilicate and accounts for 1～6%.
Preferably, in the compound preparation process, the addition of water is the 5～15% of diatomite compound gross mass.
Preferably, in the shaping pressing process, pressing process be under the pressure of 2.5～3.0MPa, pressurize 10～ 40S。
Preferably, in the sintering procedure, roasting technique is, 850 are allowed to warm to the speed for heating up 4 DEG C per minute～ 1100 DEG C, 2～3h of constant temperature calcining closes stove, naturally cools to normal temperature.
Beneficial effect：Obtained in of the invention, the color of diatomite inner wall brick is homogeneous, has good adhesive effect with cement, complete The relevant demand of full up sufficient interior decoration.The product also has following performance simultaneously：
（1）Unique moisture absorption and desorption property, the water absorption rate of this product is 27.00%-38.95%, when in air, humidity ratio is larger, can To absorb a part of vapor, and certain hydrone can be released when humidity ratio is less in air, and then play regulation The effect of air humidity；
（2）The function of the harmful components such as photocatalysis Decomposition formaldehyde, due to the titanium dioxide containing 5%-13% in vegetarian noodles brick, can In the presence of seeing light, photocatalysis Decomposition effect can be played to noxious materials such as the formaldehyde that discharges in ornament materials, it is right to reduce The body harm of indoor occupant.
（3）Anion releasing purifies the air of a room.Tourmaline is a kind of more satisfactory purification of air solid dielectric, as A part for material composition in vegetarian noodles brick, the absorption and release to moisture content can produce waterfall effect, by water-molecule dissociation into just Anion.Negative ions group swum in atmosphere everywhere, not only with sterilizing ability, while people suck negative oxygen which decomposites from Son, makes room air more pure and fresh, makes people in high spirits, with good health-care effect.
Specific embodiment
Below by embodiment, the present invention is described in detail.
The present invention provides a kind of preparation method of high diatomite content internal wall brick, raw material proportioning：The diatom of 300 mesh ~ 350 mesh 30 parts of soil, 10 parts of rubber powder, 0.3 part of methylcellulose, 10 parts of the talcum powder of 700 mesh ~ 900 mesh, the dry powder of 400 mesh ~ 600 mesh 14.3 parts, 5 parts of the white cement of 300 mesh ~ 350 mesh, 5 parts of the kaolin of 700 mesh ~ 900 mesh, the attapulgite 5 of 500 mesh ~ 700 mesh Part, 5 parts of titanium dioxide, 15 parts of the coarse whiting of 1250 mesh, 0.4 part of wood-fibred；
Preparation method comprises the steps：
It is uniformly dispersed during horizontal high-speed dispersion machine is put into after add in proportion, after mixed raw mill 200 mesh sieve are crossed, after being dried, dry milling process is taken, diatom earth mixtures is obtained；
After diatom earth mixtures is mixed according to a certain percentage with titanium dioxide, tourmaline, binding agent, a certain amount of water is added, The compound of prepared diatomin face brick, compound is pressed into adobe under certain condition, and adobe is put into middle temperature electricity after being dried Resistance kiln roasting, i.e., high diatomite content internal wall brick.
Further, the titanium dioxide is preferably anatase titanium dioxide, and content of titanium dioxide is more than 95%.
Further, during the dry grinding, ratio of grinding media to material is 2～3:1, milling time is 10～15min, preferred side It is 2 that case is ratio of grinding media to material:1, milling time is 10min.
Further, the diatomite essence grogs footpath is less than 15 μm.
Further, the dry run, 100～110 DEG C of baking temperature, drying time be 20～60min, preferred version For 110 DEG C of baking temperature, drying time is 40min.
Further, in the compound preparation process, diatom earth mixtures accounts for compound gross mass 66～89%, dioxy Change titanium and account for 5～13%, tourmaline and account for 5～15%, sodium metasilicate and account for 1～6%.
Further, in the compound preparation process, the addition of water is the 5～15% of diatomite compound gross mass, Preferred version is the 10% of diatomite compound gross mass for the addition of water.
Further, in the shaping pressing process, pressing process be under the pressure of 2.5～3.0MPa, pressurize 10～ 40S, preferred version are the pressurize 20S under the pressure of 2.5MPa for pressing process.
Further, in the sintering procedure, roasting technique is to be allowed to warm to 850 with the speed for heating up 4 DEG C per minute ～1100 DEG C, 2～3h of constant temperature calcining closes stove, naturally cools to normal temperature, and it is 1000 DEG C that preferred version is sintering temperature, during roasting Between be 2h.
Embodiment
30 parts of the diatomite of 300 mesh, 10 parts of rubber powder, 0.3 part of methylcellulose, 10 parts of the talcum powder of 900 mesh, 600 purposes 14.3 parts of dry powder, 5 parts of the white cement of 350 mesh, 5 parts of the kaolin of 900 mesh, 5 parts of the attapulgite of 500 mesh, 5 parts of titanium dioxide, 0.4 part of 15 parts of the coarse whiting of 1250 mesh, wood-fibred；Divide during horizontal high-speed dispersion machine is put into after add in proportion Dissipate uniform, 200 mesh sieve are crossed after mixed raw mill, after being dried, dry milling process is taken, diatom earth mixtures is obtained； Mixture is crushed so as to which particle diameter can pass through 200 mesh sieves；It has been placed in drying kiln by the diatomite of 200 mesh sieves, 25min is dried at 105 DEG C；Diatomite after taking-up drying carries out secondary in small, broken bits so as to particle diameter≤15 μm, and diatomite in powder is obtained Body；Diatomite essence soil is mixed by mass percentage with titanium dioxide, tourmaline, sodium metasilicate, is stirred, is prepared mixed Close material, wherein diatomite essence soil accounts for compound gross mass 79%, titanium dioxide and accounts for 10%, tourmaline and account for 10%, sodium metasilicate and accounts for 1%；To Add water in diatomite powder, control its addition be diatomite powder gross mass 10%, make diatomite base substrate compound；Will In hydraulic press of the compound more than 200 tons, under the pressure of 2.8MPa, pressurize 30S, suppress long 160mm, width 80mm, The adobe of thick 15mm;The adobe being pressed into is put in dry kiln, 20min is dried at 105 DEG C；Dried adobe is put Entering in calcining furnace, 950 DEG C being allowed to warm to the speed for heating up 4 DEG C per minute, then constant temperature calcining 3h closes stove, natural cooling To normal temperature, that is, obtain diatomite vegetarian noodles brick.
Above content is the further description done to the present invention with reference to optimal technical scheme, it is impossible to assert invention It is embodied as being only limitted to these explanations.For general technical staff of the technical field of the invention, without departing from the present invention Design on the premise of, can also make it is simple deduce and replace, should all be considered as protection scope of the present invention.

Claims (6)

1. a kind of preparation method of high diatomite content internal wall brick, it is characterised in that raw material proportioning：The diatom of 300 mesh ~ 350 mesh 30 parts of soil, 10 parts of rubber powder, 0.3 part of methylcellulose, 10 parts of the talcum powder of 700 mesh ~ 900 mesh, the dry powder of 400 mesh ~ 600 mesh 14.3 parts, 5 parts of the white cement of 300 mesh ~ 350 mesh, 5 parts of the kaolin of 700 mesh ~ 900 mesh, the attapulgite 5 of 500 mesh ~ 700 mesh Part, 5 parts of titanium dioxide, 15 parts of the coarse whiting of 1250 mesh, 0.4 part of wood-fibred；
Preparation method comprises the steps：
It is uniformly dispersed during horizontal high-speed dispersion machine is put into after add in proportion, after mixed raw mill 200 mesh sieve are crossed, after being dried, dry milling process is taken, diatom earth mixtures is obtained；
After diatom earth mixtures is mixed according to a certain percentage with titanium dioxide, tourmaline, binding agent, a certain amount of water is added, The compound of prepared diatomin face brick, compound is pressed into adobe under certain condition, and adobe is put into middle temperature electricity after being dried Resistance kiln roasting, i.e., high diatomite content internal wall brick.
2. the preparation method of high diatomite content internal wall brick according to claim 1, it is characterised in that the titanium dioxide is excellent Elect anatase titanium dioxide as, content of titanium dioxide is more than 95%.
3. the preparation method of high diatomite content internal wall brick according to claim 1, it is characterised in that the compound system During standby, diatom earth mixtures accounts for compound gross mass 66～89%, titanium dioxide and accounts for 5～13%, tourmaline and accounts for 5～15%, silicon Sour sodium accounts for 1～6%.
4. the preparation method of high diatomite content internal wall brick according to claim 1, it is characterised in that the compound system During standby, the addition of water is the 5～15% of diatomite compound gross mass.
5. the preparation method of high diatomite content internal wall brick according to claim 1, it is characterised in that the shaping compacting During, pressing process is 10～40S of pressurize under the pressure of 2.5～3.0MPa.
6. the preparation method of high diatomite content internal wall brick according to claim 1, it is characterised in that the sintering procedure In, roasting technique is to be allowed to warm to 850～1100 DEG C with the speed for heating up 4 DEG C per minute, and 2～3h of constant temperature calcining closes stove, Naturally cool to normal temperature.
CN201611014077.XA 2016-11-18 2016-11-18 Preparation method of high-diatomite-content internal wall brick Pending CN106518031A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113307553A (en) * 2021-06-01 2021-08-27 临江市和合新型装饰材料有限公司 Efficient mixed environment-friendly product prepared by deep processing of diatomite waste and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113307553A (en) * 2021-06-01 2021-08-27 临江市和合新型装饰材料有限公司 Efficient mixed environment-friendly product prepared by deep processing of diatomite waste and preparation method thereof

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