CN106431288A - Macadam-shaped loess lightweight aggregate with air purification function - Google Patents
Macadam-shaped loess lightweight aggregate with air purification function Download PDFInfo
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- CN106431288A CN106431288A CN201610847302.1A CN201610847302A CN106431288A CN 106431288 A CN106431288 A CN 106431288A CN 201610847302 A CN201610847302 A CN 201610847302A CN 106431288 A CN106431288 A CN 106431288A
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- loess
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- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
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- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
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Abstract
The invention discloses a macadam-shaped loess lightweight aggregate with an air purification function. According to the technical scheme, the loess lightweight aggregate is characterized in that materials include attapulgite clay powder with an air purification function, loess, activated claw waste residues, white carbon black, activated aluminum oxide, sodium aluminate, hollow microspheres, lauryl sodium sulfate, boron mud photocatalyst spraying liquid capable of being scrubbed and the like; the materials are subjected to stirring, extruding and granulating, drying, crushing, screening, calcinating, heat preserving, screening, soaking, drying, screening and sealing and packaging to prepare the macadam-shaped loess lightweight aggregate with the air purification function. The macadam-shaped loess lightweight aggregate with the air purification function has the advantages of being large in specific surface area, low in accumulation density, high in lightweight strength, high in moisture rate and excellent in adsorption and purification performance; the aggregate is suitable for being placed in rooms, furniture cabinets, vehicles, airplanes, ships or other buildings to adsorb and degrade formaldehyde, ammonia, benzene, TVOC and other pollutants so that the long-term air purification aim can be achieved.
Description
Technical field
The present invention relates to haydite is and in particular to a kind of gravel has the loess light ceramic of air purification function.
Background technology
The air purifying preparation supplied in the market has following several types：Absorbent-type air purifying preparation, covering type taste removal
Product and Breakdown type taste removal product.Absorbent-type air purifying preparation is using materials such as activated carbon, bamboo charcoal, molecular sieve, mineral
The performances such as physical absorption, chemisorbed, catalysis oxidation and reduction remove the purification product of pollutant；Covering type taste removal product is profit
Cover the various abnormal flavour of in the air with the fragrance of aromatic hydrocarbon, abnormal flavour is not in fact removed, simply by a lot of air fresheners
With a kind of odor type, abnormal flavour is covered；Breakdown type air clearing product is more rare on the market.
Chinese patent Authorization Notice No.：CN 103861421 B, authorized announcement date：On November 18th, 2015, entitled " one
Kind of air purifying preparation ", discloses that " a kind of air purifying preparation, its preparing raw material is contained by mass fraction：Diatomite in powder, zeolite powder,
Medical stone powder, tourmaline powder, activated carbon powder, sepiolite powder, titanium dioxide powder, and adopt and prepare with the following method：1) by kieselguhr
Powder, zeolite powder, medical stone powder, tourmaline powder, activated carbon powder, sepiolite powder, titanium dioxide powder mixing；2) by step 1) gained mix
Compound pelletize；3) baking step 2) gained mixture after pelletize.The air purifying preparation specific surface that the present invention is obtained is big and uniform,
Good to the adsorption-decomposition function effect of in the air harmful substance, it is for interior, the depollution of environment of the closing space such as in-car and various sky
The ideal chose material of gas purifier ".
The weak point of above-mentioned patent is：(1) diatomite in powder, zeolite powder, medical stone powder, tourmaline powder, activated carbon powder and sea
Afrodite powder, not through necessary modification, is difficult to really play the effect of its effective purify air.(2) gained mixed powder
Adopt granulating disc pelletize after the clear water stirring adding 20-30%, be a kind of circular granular of a diameter of 1.2-1.6mm.Should
Mixed powder itself normal moisture content of invention is more than 10%, and the circular granular moisture content after the pelletize that adds water will be greater than 30%, and
Drying temperature, in the case of less than 100 DEG C, is difficult to dry circular granular in 3 hours.Kieselguhr, zeolite, Maifanitum,
After tourmaline and meerschaum carry out heat treatment process at 250～450 DEG C, its absorption property is relatively good, and this is the technology of this area
Personnel know altogether；The circular granular of this invention is dried in the case of less than 100 DEG C, can not effectively improve the work of purify air
With, and the comprcssive strength of circular granular also very little, gently one pinched with handss, circular granular will be crumbed as powdered.
The spheroidal air purifying preparation of supply, molecular sieve, desiccant or other spherical granules on market, in pelletize
It is first powdery dispensing to be processed into the bead that a kind of diameter is less than 0.5 millimeter in journey, then by the vaporific aqueous solution preparing, spray
Spill in the bead in on-stream comminutor, then powdery dispensing is trickled down on the surface of moistening bead, through being repeated several times
Spray vaporific aqueous solution and trickle down on the surface of moistening bead by powdery dispensing, through the parcel of layer upon layer, bead
Volume constantly increase, be finally completed the overall process of pelletize, be prepared into a kind of spherical granules, due to spherical granules internal junction
Structure is very closely knit, greatly reduces the effective specific surface area of spherical granules, the proportion of spherical granules and bulk density all than
Larger, directly influence the absorption purifying effect of spherical granules.
Content of the invention
The purpose of the present invention is to overcome weak point in prior art, provides a kind of gravel to have air purification function
Loess light ceramic.
Gravel has the dispensing of the loess light ceramic of air purification function by the attapulgite with air purification function
Potter's clay powder, loess, active white clay waste slag, white carbon, precipitated calcium carbonate, light magnesium oxide, activated alumina, sodium aluminate, hollow
Microballon, gesso, expanded perlite, sodium lauryl sulphate and washable loess photocatalytic spray liquid composition.
Gravel has the production method of the loess light ceramic of air purification function：Gravel had purify air work(
Can loess light ceramic semi-finished product dispensing be stirred, extruder grain, drying, broken, screening, roasting, insulation, screening,
Soak, dry, sieving, packing the loess light ceramic for gravel with air purification function.
The attapulgite potter's clay powder with air purification function is by high viscous Concave-convex clay rod, attapulite constant humidity amendment, sky
So mineral adsorption filtering agent, Cacumen Platycladi, aluminium silicate fiber peacekeeping polyacrylamide composition, has preferable caking property, plasticity, touches
Degeneration, fire resistance and heat stability, can effectively adsorb the harmful substances such as formaldehyde in air, ammonia and benzene, environmental protection and enhancement
People's is healthy, and the present invention is from fineness of the particles≤0.074 millimeter of the attapulgite potter's clay powder with air purification function.
Loess is mainly made up of minimum powdered granule, and being dried, under semiarid weather conditions, they are mutual
Between combine very tight, as long as general with the naked eye it is seen that having of all sizes and variform between granule
Hole and hole, so be generally referred to as macroporous soil by loess；The porous of loess are rotted and water pair with diagenesis, root system of plant
About it is often more important that relevant with special weather conditions, typical loess porosity is higher, the present invention selects for effect of loess etc.
Fineness of the particles≤0.074 millimeter with loess.
Active hargil is a kind of odorless, tasteless, nontoxic white or cream-coloured powder or granule, and the activity after decolouring is white
Soil loses activity and becomes active white clay waste slag, some oily factories all by these active white clay waste slags abandon, if cannot and
When process, produces after the organic fermentation of lipid in active white clay waste slag and goes mouldy and stench, the not only wasting of resources, pollute environment and
Groundwater quality, and fire hazardous, will cause certain loss to society and enterprise；The present invention selects active white clay waste slag
Fineness of the particles≤0.149 millimeter.
White carbon is a kind of ultra tiny inorganic porous property material, due to its particle diameter very little, has that specific surface area is big, surface is inhaled
Attached power is strong, chemical purity is high, dispersive property is good, superior stability, reinforcing, thickening property, adhesive force and thixotropy etc. are special
Performance.
Precipitated calcium carbonate fine particles, surface are rougher, and specific surface area is big, and precipitated calcium carbonate also has and do not settle, easily point
Dissipate, the characteristic such as good luster, the present invention selects fineness of the particles≤0.074 millimeter of precipitated calcium carbonate.
Light magnesium oxide is the white loose unformed powder of lightweight, odorless, tasteless, and nontoxic, volume shared by light magnesium oxide is about
About the three times of heavy-burned magnesia, there are extremely fireproof heat-insulating property, reinforcing agent, adhesive, the present invention selects light magnesium oxide
Fineness of the particles≤0.074 millimeter.
Activated alumina is the solid material of a kind of porous, high degree of dispersion, has very big surface area, and its micropore surface has
Standby characteristic required by catalytic action, such as absorption property, surface activity, excellent heat stability etc., so be widely used as
The catalyst of chemical reaction and catalyst carrier, the present invention selects fineness of the particles≤0.074 millimeter of activated alumina.
Sodium aluminate also known as sodium metaaluminate, are a kind of general chemical article, white, odorless, tasteless, in alkaline solid,
Easily absorb moisture content and carbon dioxide in atmosphere, the present invention selects fineness of the particles≤0.074 millimeter of sodium aluminate.
Natural dihydrate gypsum is also called Gypsum Fibrosum, through calcining, levigate obtain gesso, Gypsum Fibrosum preparata has more micropore
Structure, is allowed to have excellent sound insulation, heat-insulated and fire protecting performance, and the present invention selects fineness of the particles≤0.074 millimeter of gesso.
Cenosphere outward appearance is canescence, is a kind of loose, good fluidity powder body material, cenosphere proportion is little, table
Face is smooth, intensity is big, easily disperse, the present invention select the fineness of the particles of cenosphere≤≤ 0.149 millimeter.
Perlite is expanded and becomes a kind of lightweight, multifunctional novel shaped material, have that apparent density is light, heat conductivity is low,
The features such as chemical stability is good, the present invention selects fineness of the particles≤0.074 millimeter of expanded perlite.
Sodium lauryl sulphate is white or faint yellow powdery, is dissolved in water, insensitive to alkali and hard water, has decontamination, breast
Change and excellent foaming power, be a kind of nontoxic anion surfactant.
Washable loess photocatalytic spray liquid is sprayed on building or decorative material surface, under the irradiation of light, Ke Yichi
Continuous constantly absorption and the pollutant such as degradation of formaldehyde, ammonia, benzene,toluene,xylene, TVOC, and have extremely strong sterilization, deodorization,
Mould proof, anti-fouling and self-cleaning and the function of purify air.
The technical scheme is that：
1st, gravel has the dispensing of the loess light ceramic of air purification function and is made up of following component by weight percentage：Broken
Stone shape have the loess light ceramic semi-finished product 55～95% of air purification function and washable loess photocatalytic spray liquid 5～
45%.
2nd, gravel has the production method of the loess light ceramic of air purification function：(1) first washable loess light is touched
Matchmaker's spray coating liquor is put in fermentation vat, then the loess light ceramic semi-finished product that gravel is had air purification function are slowly added to soak
In washable loess photocatalytic spray liquid in bubble pond, gravel has in the loess light ceramic semi-finished product of air purification function
Outer micropore, constantly sucks washable loess photocatalytic spray liquid, until in saturation；(2) take out from fermentation vat and be filled
The gravel of washable loess photocatalytic spray liquid has the loess light ceramic of air purification function, is transported to low temperature rotary
Dried in drying oven, drying temperature controls at 150～180 DEG C, and drying time controlled at 1～3 hour；(3) by oven drying at low temperature
The loess light ceramic that gravel afterwards has air purification function is transported in vibrosieve and is sieved, and weeds out less than 0.25 milli
The powder of rice, packs the finished product of the loess light ceramic for gravel with air purification function.
3rd, gravel has the dispensing of the loess light ceramic semi-finished product of air purification function by weight percentage by following
Group is grouped into：Have the attapulgite potter's clay powder 10～45% of air purification function, loess 5～25%, active white clay waste slag 2～
10%th, white carbon 1～8%, precipitated calcium carbonate 1～5%, light magnesium oxide 1～5%, activated alumina 1～5%, sodium aluminate
0.5～5%, cenosphere 0.5～5%, gesso 0.5～5%, expanded perlite 0.5～5%, sodium lauryl sulphate
0.5～5% and water 10～40%.
4th, gravel has the production method of the loess light ceramic semi-finished product of air purification function：(1) gravel is had
In the stirring mixer that the dispensing input of the loess light ceramic semi-finished product of air purification function has operated, stirring is mixed into broken
Stone shape has the mixture of the loess light ceramic of air purification function；By gravel have air purification function loess light
The mixture of matter haydite is transported in Squeezinggranulator, and extruder grain is a kind of cylindrical particle, (3) conveys cylindrical particle
Dried in swinging drying oven, drying temperature controls at 200～250 DEG C, and drying time controlled at 1～4 hour；(4) will
Cylindrical particle after drying is transported in disintegrating machine and is crushed, and carrying out screening after crushing is irregular gravel granule,
The fineness of the particles of gravel granule controls at 0.5～6 millimeter；(5) by the irregular gravel granule input swinging after screening
Roasting kiln roasting, at 650～750 DEG C, roasting time controlled at 1～3 hour the temperature control of combustor；(6) by after roasting
It is incubated in irregular gravel granule input rustless steel cylinder storehouse, temperature retention time controlled at 8～24 hours；(7) by insulation cooling
Irregular gravel granule afterwards is transported in vibrosieve and is sieved, and after weeding out the powder less than 0.25 millimeter, is broken
Stone shape has the loess light ceramic semi-finished product of air purification function.
The production method the 5th, with the attapulgite potter's clay powder of air purification function is：(1) will there is the recessed of air purification function
Pulverized in input pulverizer after the dispensing mixing of convex rod potter's clay powder, the compound particles fineness after pulverizing is less than 0.5 millimeter；
(2) pulverulent mixture is added and soak in old pond that to carry out soaking old process with water be semi-finished product, soak old time control and exist
7～30 days；(3) semi-finished product are inputted in vacuum-extruder and be squeezed into cylindrical bar, the diameter control of cylindrical bar exists
2～10 millimeters；(4) cylindrical bar is input to cement threshing ground and carries out dry in the sun, the cylindrical bar water content after dry in the sun is little
In 15%；(5) pulverizing will be carried out for powder in the cylindrical bar input grinding machine after dry in the sun, the fineness of the particles of powder is little
In 0.074 millimeter.
The dispensing with the attapulgite potter's clay powder of air purification function is made up of following component by weight percentage：High viscous recessed
Convex rod stone clay 35～60%, attapulite constant humidity amendment 10～35%, natural-minerals adsorptive filter medium 5～20%, Cacumen Platycladi 2
～15%, alumina silicate fibre 1～5% and polyacrylamide 0.1～3%.
The attapulgite potter's clay powder with air purification function is applied on 2 25th, 2011 using by the present inventor
" having the attapulgite potter's clay powder of air purification function ", Chinese patent Authorization Notice No. is：CN 102173743 B, Granted publication
Day：On July 25th, 2012.
High viscous Concave-convex clay rod is to be glued using the attapulgite that the processing technique improving viscosity of attapulgite clay produces
Soil, from the attapulgite clay of mining area exploitation, needs the weathering through 30～120 days；Modification processing method is：With weight
Percentage ratio calculates, and takes the attapulgite clay after weathering 94～98%, is uniformly added into 2～6% sodium carbonate, common input leaching
In bubble pond, clear water is added to carry out soaking ageing, soak time is 72～120 hours；Take the attapulgite clay after immersion, input
It is stirred in blender, and by the attapulgite clay after stirring, is extruded into thin slice through extruder, its THICKNESS CONTROL is 0.5～2
Millimeter, attapulgite clay thin slice carries out dry in the sun, the attapulgite clay thin slice after dry in the sun, its water content≤15%；Dispensing
Calculated in weight percent：Attapulgite clay 94～98% after dry in the sun, High hydrophilous resin 0.5～5% and cellulose 0.5～
3%, above-mentioned dispensing is stirred, after stirring, in input grinding machine, carries out pulverizing, fineness of the particles≤0.074 millimeter；
Above-mentioned production technology is " to improve viscosity of attapulgite clay using filed in 20 days June in 2005 of the present inventor
Processing technique ", Chinese patent Authorization Notice No. is：CN 1317067C, authorized announcement date：On May 23rd, 2007.
The detection method of high viscous Concave-convex clay rod：Take 28.0g attapulgite clay powder sample, add homogenizer
In suspension cup, add 372g water, suspension cup is placed on homogenizer, stir under 11000 revs/min of rotating speed
20 minutes, then by the beaker that high-speed stirred sample suspension pours 250mL into, tested using NDJ-1 type rotating cylinder viscometer
The viscosity of suspension, tested viscosity value >=2200 mPa s is high viscous Concave-convex clay rod.
6th, the dispensing of washable loess photocatalytic spray liquid is made up of following component by weight percentage：Loess 5～12%,
Attapulgite clay after the acidify 4～10%, high viscous Concave-convex clay rod 2～8%, nano titanium oxide 1～5%, white carbon 1
～5%, nano silver-supported antibacterial powder 0.5～5%, nano magnesia 0.5～5%, nano zirconium dioxide 0～5%, nano aluminium oxide
0～5%, nano zine oxide 0～5%, polyvinyl alcohol 0.5～5%, Polyethylene Glycol 0.1～3%, polydimethylsiloxane 0.1～
2% and deionized water 50～82%；
The production method of washable loess photocatalytic spray liquid：(1) the dispensing of washable loess photocatalytic spray liquid is inputted
Carry out strong stirring, dispersion and emulsifying in the high speed dispersor of operating, be then ground to washable Huang in input three-roll grinder
The semi-finished product of native photocatalytic spray liquid；(2), by the semi-finished product input colloid mill of washable loess photocatalytic spray liquid, enter again
Row dispersion, emulsifying, pulverizing, homogenizing, froth breaking and grinding；(3) solid particle in the washable loess photocatalytic spray liquid after grinding
Granularity≤0.01 millimeter, canned for washable loess photocatalytic spray liquid.
Washable loess photocatalytic spray liquid is using by the applicant's " washable Huang filed in 07 month 29 days in 2016
Native photocatalytic spray liquid ", Chinese Patent Application No. is：201610613137.3.
Heretofore described PCm is weight percentage.
Having in the attapulgite potter's clay powder of air purification function in the present invention has substantial amounts of micropore and activated carbon, has relatively
Caking property well, plasticity, thixotropy, fire resistance and heat stability, can effectively adsorb formaldehyde in air, ammonia and benzene etc. and be harmful to
Material.
It is primary raw material using the attapulgite potter's clay powder with air purification function, produce gravel and there is purify air work(
The loess light ceramic of energy, has given full play to the effective efficiency of the attapulgite potter's clay powder with air purification function.
Loess is referred to as macroporous soil, and typical loess porosity is higher, advantageously reduces gravel and has air purification function
The bulk density of loess light ceramic and increase within porosity.
In roasting process, the lipid in active white clay waste slag and organic common gravel of participating in have active white clay waste slag
Have the roasting of the loess light ceramic of air purification function, improve the heat of combustion-gas flow, not only can save energy, also favourable
The inside in gravel with the loess light ceramic of air purification function can be grilled thoroughly completely, increase gravel and have purify air
The porosity within loess light ceramic of function.
White carbon, light magnesium oxide, activated alumina and sodium aluminate can improve the Huang that gravel has air purification function
The absorbability of native light ceramic has the granule strength of the loess light ceramic of air purification function with increase gravel.
Gravel has in the dispensing of loess light ceramic semi-finished product of air purification function and adopts sodium lauryl sulphate,
Be conducive to produce substantial amounts of foam in stirring mixed process, to increase the loess lightweight that gravel has air purification function
Micropore within haydite.
Precipitated calcium carbonate, gesso, cenosphere and expanded perlite can reduce gravel and have air purification function
Loess light ceramic bulk density, increase gravel and there is the hole within loess light ceramic of air purification function
Rate.
The gravel sucking washable loess photocatalytic spray liquid has loess light ceramic half one-tenth of air purification function
Product, have the loess light ceramic of air purification function, under the irradiation of light, gravel has only after drying for gravel
The loess light ceramic changing air function can continual adsorb and the pollutant such as degradation of formaldehyde, ammonia, benzene and TVOC, and has
There are extremely strong sterilization, the function of deodorization, mould proof, anti-fouling and self-cleaning and purify air.
The loess light ceramic cylindrical particle moisture content that gravel after extruder grain has air purification function is more than
30%, it is delivered directly to swinging roaster high temperature roasting, in high-temperature calcination process, the surface of cylindrical particle first starts
Sintering curing, and the water vapour of inside is difficult to rapid evaporation out, cylindrical particle will produce explosion, nor can be by circle
Grill thoroughly inside cylindrical particle.
The present invention first cylindrical particle is transported in swinging drying oven and slowly carries out prebake, and drying temperature controls
150～250 DEG C, then the cylindrical particle after drying is transported in disintegrating machine and is crushed, broken after carry out screening for not advising
Gravel granule then, finally by the irregular gravel granule input swinging roasting kiln roasting after screening, combustor
Temperature control at 650～750 DEG C it can be ensured that irregular gravel granule is grilled thoroughly in roasting process, and can also
Save more than 25% fuel.
It is still up to more than 600 DEG C in temperature in irregular gravel granule after roasting, will be irregular after roasting
Gravel granule input rustless steel cylinder storehouse in be incubated, it is possible to use the waste heat of itself, continue to irregular gravel
Grain uniformly heats, not only can ensure that will grill thoroughly completely inside irregular gravel granule moreover it is possible to play uniformly dispersing heat and
The effect of slow cooling, to improve the inherent quality that gravel has the loess light ceramic semi-finished product of air purification function.
The loess light ceramic semi-finished product that gravel has air purification function are a kind of irregular gravel granules, table
There is substantial amounts of micropore face and inside, and are a kind of open pores, open pore not only each other insertion also communicate with the external world, increased pottery
The effective ratio area of grain, intensity and reduction bulk density, and absorption and the purification of haydite can be greatly improved in actual use
The effect of air.
The loess light ceramic that gravel has air purification function has that specific surface area is big, bulk density is low, lightweight is strong
Spend, hydroscopicity is high, absorption and the superior feature of purifying property, the loess light ceramic that gravel has air purification function exists
There is no dust under drying regime, the pollutant such as the substantial amounts of formaldehyde of in the air, ammonia, benzene and TVOC can be adsorbed, be immersed in water all the year round
In also will not produce disintegrate.
The gravel sucking washable loess photocatalytic spray liquid has the loess light ceramic of air purification function, be
Degraded on the basis of absorption, improve gravel comprehensively and there is the loess light ceramic absorption of air purification function and purify
The ability of air.
The loess light ceramic that gravel has air purification function uses through long, adsorbs a certain amount of pollution
After thing, loess photocatalyst degradation capability begins to decline, and can present saturation, using 90～100 DEG C of hot water, will locate
Gravel in saturation has the loess light ceramic of air purification function and carries out backwash, and cleaning sticks to gravel tool
There is loess photo-catalyst film or the microgranule inside and outside the loess light ceramic of air purification function, after cleaning up, by new preparation
Washable loess photocatalytic spray liquid, sprays or is dipped into gravel and have inside and outside the loess light ceramic of air purification function,
And dried or dry, can continue to play the work of the loess light ceramic purify air that gravel has air purification function
With.
The microgranule waste residue washing down can be used for planting bracketplant, Aloe, Folium Sansevieriae Trifasclatae, pocket Cortex cocois radiciss, Caulis Hederae Sinensiies and Epipremnum aureum (Linde et Andre) (Bunting.)
In green plantss, the interior thing that stays not decomposed of microgranule waste residue slowly will be adsorbed by green plantss such as bracketplant, Aloe, Folium Sansevieriae Trifasclataes
Decompose, new pollution will not be produced.
Gravel have air purification function loess light ceramic be applied to placement indoors, furniture cabinet, vehicle, fly
In machine, ship, subway, tunnel, highway baffle, military installations, ornament materials, public place or other building, enter
Row absorption and the pollutant such as degradation of formaldehyde, ammonia, benzene, TVOC, to reach the purpose of long-time purify air.
Specific embodiment
With reference to embodiment, the invention will be further described：
1st, gravel has the dispensing of the loess light ceramic of air purification function and is made up of following component by weight percentage：Broken
Stone shape has the loess light ceramic semi-finished product 85% of air purification function and washable loess photocatalytic spray liquid 15%.
2nd, gravel has the production method of the loess light ceramic of air purification function：(1) first washable loess light is touched
Matchmaker's spray coating liquor is put in fermentation vat, then the loess light ceramic semi-finished product that gravel is had air purification function are slowly added to soak
In washable loess photocatalytic spray liquid in bubble pond, gravel has in the loess light ceramic semi-finished product of air purification function
Outer micropore, constantly sucks washable loess photocatalytic spray liquid, until in saturation；(2) take out from fermentation vat and be filled
The gravel of washable loess photocatalytic spray liquid has the loess light ceramic of air purification function, is transported to low temperature rotary
Dried in drying oven, drying temperature controls at 160～170 DEG C, and drying time controlled at 2 hours；(3) by after oven drying at low temperature
Gravel there is the loess light ceramic of air purification function be transported in vibrosieve and sieved, weed out less than 0.25 millimeter
Powder, pack the finished product of the loess light ceramic for gravel with air purification function.
3rd, gravel has the dispensing of the loess light ceramic semi-finished product of air purification function by weight percentage by following
Group is grouped into：There is the attapulgite potter's clay powder 38% of air purification function, loess 10%, active white clay waste slag 4%, white carbon
4%th, precipitated calcium carbonate 2%, light magnesium oxide 2%, activated alumina 3%, sodium aluminate 2%, cenosphere 1%, gesso
1%th, expanded perlite 1%, sodium lauryl sulphate 2% and water 30%.
4th, gravel has the production method of the loess light ceramic semi-finished product of air purification function：(1) gravel is had
In the stirring mixer that the dispensing input of the loess light ceramic semi-finished product of air purification function has operated, stirring is mixed into broken
Stone shape has the mixture of the loess light ceramic of air purification function；By gravel have air purification function loess light
The mixture of matter haydite is transported in Squeezinggranulator, and extruder grain is a kind of cylindrical particle, (3) conveys cylindrical particle
Dried in swinging drying oven, drying temperature controls at 220～230 DEG C, and drying time controlled at 1 hour；(4) will dry
Cylindrical particle after dry is transported in disintegrating machine and is crushed, and carrying out screening after crushing is irregular gravel granule, broken
The fineness of the particles of stone shape granule controls at 0.5～5 millimeter；(5) by the irregular gravel granule input swinging roasting after screening
Burn kiln roasting, at 650～660 DEG C, roasting time controlled at 1 hour the temperature control of combustor；(6) by not advising after roasting
It is incubated in gravel granule input rustless steel cylinder storehouse then, temperature retention time controlled at 16 hours；(7) after insulation being cooled down not
The gravel granule of rule is transported in vibrosieve and is sieved, and after weeding out the powder less than 0.25 millimeter, is gravel tool
There are the loess light ceramic semi-finished product of air purification function.
Claims (3)
1. a kind of gravel has the loess light ceramic of air purification function it is characterised in that gravel has purify air
The dispensing of the loess light ceramic of function is made up of following component by weight percentage：Gravel has the Huang of air purification function
Native light ceramic semi-finished product 55～95% and washable loess photocatalytic spray liquid 5～45%；
Described gravel has the dispensing of the loess light ceramic semi-finished product of air purification function by weight percentage by following group
It is grouped into：Have the attapulgite potter's clay powder 10～45% of air purification function, loess 5～25%, active white clay waste slag 2～
10%th, white carbon 1～8%, precipitated calcium carbonate 1～5%, light magnesium oxide 1～5%, activated alumina 1～5%, sodium aluminate
0.5～5%, cenosphere 0.5～5%, gesso 0.5～5%, expanded perlite 0.5～5%, sodium lauryl sulphate
0.5～5% and water 10～40%；
Gravel has the production method of the loess light ceramic semi-finished product of air purification function：(1) gravel had purification empty
In the stirring mixer that the dispensing input of the loess light ceramic semi-finished product of airway dysfunction has operated, stirring is mixed into gravel tool
There is the mixture of the loess light ceramic of air purification function；(2) gravel had the loess light ceramic of air purification function
Mixture be transported in Squeezinggranulator, extruder grain be a kind of cylindrical particle, (3) cylindrical particle is transported to revolution
Dried in formula drying oven, drying temperature controls at 200～250 DEG C, and drying time controlled at 1～4 hour；(4) after drying
Cylindrical particle be transported in disintegrating machine and crushed, broken after to carry out screening be irregular gravel granule, gravel
The fineness of the particles of granule controls at 0.5～6 millimeter；(5) by the irregular gravel granule input swinging roaster after screening
Middle roasting, at 650～750 DEG C, roasting time controlled at 1～3 hour the temperature control of combustor；(6) will be irregular after roasting
Gravel granule input rustless steel cylinder storehouse in be incubated, temperature retention time controls at 8～24 hours；(7) after insulation being cooled down not
The gravel granule of rule is transported in vibrosieve and is sieved, and after weeding out the powder less than 0.25 millimeter, is gravel tool
There are the loess light ceramic semi-finished product of air purification function；
The dispensing of described washable loess photocatalytic spray liquid is made up of following component by weight percentage：Loess 5～12%, acid
Attapulgite clay 4～10% after change, high viscous Concave-convex clay rod 2～8%, nano titanium oxide 1～5%, white carbon 1～
5%th, nano silver-supported antibacterial powder 0.5～5%, nano magnesia 0.5～5%, nano zirconium dioxide 0～5%, nano aluminium oxide 0
～5%, nano zine oxide 0～5%, polyvinyl alcohol 0.5～5%, Polyethylene Glycol 0.1～3%, polydimethylsiloxane 0.1～
2% and deionized water 50～82%；
The production method of washable loess photocatalytic spray liquid：(1) the dispensing of washable loess photocatalytic spray liquid is inputted
Carry out strong stirring, dispersion and emulsifying in the high speed dispersor of operating, be then ground to washable Huang in input three-roll grinder
The semi-finished product of native photocatalytic spray liquid；(2), by the semi-finished product input colloid mill of washable loess photocatalytic spray liquid, enter again
Row dispersion, emulsifying, pulverizing, homogenizing, froth breaking and grinding；(3) solid particle in the washable loess photocatalytic spray liquid after grinding
Granularity≤0.01 millimeter, canned for washable loess photocatalytic spray liquid.
2. gravel according to claim 1 has the loess light ceramic of air purification function it is characterised in that having
Fineness of the particles≤0.074 millimeter of the attapulgite potter's clay powder of air purification function, fineness of the particles≤0.074 millimeter of loess, live
Fineness of the particles≤0.149 millimeter of property hargil waste residue, fineness of the particles≤0.074 millimeter of precipitated calcium carbonate, light magnesium oxide
Fineness of the particles≤0.074 millimeter, fineness of the particles≤0.074 millimeter of activated alumina, fineness of the particles≤0.074 milli of sodium aluminate
Rice, fineness of the particles≤0.149 millimeter of cenosphere, fineness of the particles≤0.074 millimeter of gesso, expanded perlite
Grain fineness≤0.074 millimeter.
3. gravel according to claim 1 has the loess light ceramic of air purification function it is characterised in that rubble
Shape has the production method of the loess light ceramic of air purification function：(1) first washable loess photocatalytic spray liquid is put into leaching
Bubble pond in, then the loess light ceramic semi-finished product that gravel is had air purification function be slowly added to washable in fermentation vat
In loess photocatalytic spray liquid, gravel has the micropore inside and outside the loess light ceramic semi-finished product of air purification function, constantly
Suction washable loess photocatalytic spray liquid, until in saturation；(2) take out from fermentation vat and be filled washable loess light
The gravel of catalyzed spraying liquid has the loess light ceramic of air purification function, is transported in low temperature rotary drying oven and carries out
Dry, drying temperature controls at 150～180 DEG C, and drying time controlled at 1～3 hour；(3) the gravel after oven drying at low temperature is had
The loess light ceramic having air purification function is transported in vibrosieve and is sieved, and weeds out the powder less than 0.25 millimeter,
Pack the finished product of the loess light ceramic for gravel with air purification function.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610847302.1A CN106431288A (en) | 2016-09-24 | 2016-09-24 | Macadam-shaped loess lightweight aggregate with air purification function |
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| CN201610847302.1A CN106431288A (en) | 2016-09-24 | 2016-09-24 | Macadam-shaped loess lightweight aggregate with air purification function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112808243A (en) * | 2021-01-07 | 2021-05-18 | 广州宝力环保科技有限公司 | Air purifying agent for efficiently removing formaldehyde |
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