CN1597624A - Multipore sintered paving material and manufacturing method thereof - Google Patents
Multipore sintered paving material and manufacturing method thereof Download PDFInfo
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- CN1597624A CN1597624A CNA2004100563012A CN200410056301A CN1597624A CN 1597624 A CN1597624 A CN 1597624A CN A2004100563012 A CNA2004100563012 A CN A2004100563012A CN 200410056301 A CN200410056301 A CN 200410056301A CN 1597624 A CN1597624 A CN 1597624A
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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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/38—Fibrous materials; Whiskers
- C04B14/46—Rock wool ; Ceramic or silicate fibres
- C04B14/4687—Non-oxide ceramics
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/26—Producing shaped prefabricated articles from the material by slip-casting, i.e. by casting a suspension or dispersion of the material in a liquid-absorbent or porous mould, the liquid being allowed to soak into or pass through the walls of the mould; Moulds therefor ; specially for manufacturing articles starting from a ceramic slip; Moulds therefor
- B28B1/265—Producing shaped prefabricated articles from the material by slip-casting, i.e. by casting a suspension or dispersion of the material in a liquid-absorbent or porous mould, the liquid being allowed to soak into or pass through the walls of the mould; Moulds therefor ; specially for manufacturing articles starting from a ceramic slip; Moulds therefor pressure being applied on the slip in the filled mould or on the moulded article in the mould, e.g. pneumatically, by compressing slip in a closed mould
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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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/06—Combustion residues, e.g. purification products of smoke, fumes or exhaust gases
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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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
-
- 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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/0038—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by superficial sintering or bonding of particulate matter
- C04B38/0041—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by superficial sintering or bonding of particulate matter the particulate matter having preselected particle sizes
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/18—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders
- E01C7/26—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders mixed with other materials, e.g. cement, rubber, leather, fibre
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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
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/38—Fibrous materials; Whiskers
- C04B14/42—Glass
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Architecture (AREA)
- Dispersion Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Road Paving Structures (AREA)
- Porous Artificial Stone Or Porous Ceramic Products (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
Provided is a porous sintered paving material having excellent mechanical strength and resistance to wear as well as excellent water permeability and water holding property and being useful as a heat island phenomenon suppressing measure by providing or bonding it on a wall face, the rooftop, a road surface or the like in various buildings and civil engineering structures and to provide its manufacturing method. This porous sintered paving material has a multilayer structure in which a porous water holding layer constituted using clinker ash as an aggregate composed of the porous sintered paving material obtained by adding water to raw material mixture composed of aggregate, hydraulic cement, and glass powders, mixing and molding them, and baking the obtained moldings and having particle diameter of 7 mm or less and a porous reinforced layer constituted using porcelain ceramic crushed objects having particle diameter of 6 mm or less as aggregate are laminated using the porous reinforced layer as a surface layer. Its manufacturing method is provided.
Description
Technical field
The present invention relates to porous sintering pavior and manufacture method thereof, particularly relate to water-permeable or water-retentivity excellence, be suitable for porous sintering pavior and the manufacture method thereof used as the countermeasure that suppresses so-called heat island phenomenon, this porous sintering pavior mainly is in the buildings or civil construction thing of the city portion in building, road, park etc., lay or sticking its outside of establishing, for example the road surface of the marina in the protective wall of Jian Zhu outside wall surface, roofdeck and roof etc., motorway etc., park etc.
Background technology
In recent years, the temperature and the periphery that observe city portion are in a ratio of the so-called heat island phenomenon of pyritous, in the life of city portion, various problems have been caused, as heatstroke or because the influence that produces that photo-chemical smog causes to human body to the obstacle of eye or respiratory organs etc., or generation concentration of local heavy rain etc.
Therefore, discussed the countermeasure that is used to relax this heat island phenomenon, as one of them, the metope, roofdeck, road surface etc. of having discussed buildings in the portion of city or civil construction thing are afforested or water-retentivity is paved the way, existing so far a plurality of motions.
For example, in patent the 2nd, 756, in No. 934 communiques, proposed by following operation, manufacturing has water-retentivity and water-permeable, method as the useful porous sintered article of pave the way building materials or vegetation baseplate material, that is: formation adds up to 50-85 weight % by coal ash powder and clinker ash, the hydraulicity cement of the clayey raw material of poly-piece clay etc. and slag cement etc. adds up to 15-30 weight % (still, hydraulicity cement is with respect to clayey raw material 1 weight portion, amount with the scope of 0.3-0.5 weight portion is in harmonious proportion), and the sintering of the broken slag of blast furnace water etc. is adjusted the feedstock composition that material 0-20 weight % constitutes, after drying, in sintering procedure,, fire with 1000-1200 ℃ temperature through the hydrothermal reaction process that produces by the alkaline water steam that contains CaO.
But, in the method, as aggregate, use the mixture of the clinker ash of following flyash of particle diameter 0.5mm and particle diameter 0.5-1mm, go up excellently in physical strength (flexural strength), but exist water-intake rate or coefficient of permeability lower as pavior, water-permeable or water-retentivity are not necessarily abundant, in addition, or skid easily, the insufficient problem of the wear resistance of being exactly is arranged again owing to produce moss etc.
In addition, in patent the 3rd, 158, in No. 086 communique, proposed by following operation, manufacturing has water-retentivity and water-permeable, as the water-permeable and water retention material, filtering material, scavenging material, sound absorbent material, vegetation is with material etc., the method of coarse particle sintered compact with hole of useful continuous air bubbles, that is: compounding ingredient is that molten slag ash aggregate in the 1.5mm-10.0mm scope is with weight ratio 45%-80% by granularity, the porous matter sintered glass ceramics composition that is made of soda-lime glass and hydraulicity cement constitutes with weight ratio 20%-55%, and, with respect to the use level of these compounding ingredients, in scope with weight ratio 10%-25%, adding is shaped mixes with moisture, through 20 minutes-60 minutes maintenance reaction process, the constituent after the granulation is filled in the vibration shaping type frame, at forming face pressure 5kg/cm
2-30kg/cm
2Scope in, shaping tabular or bulk, at this molding of maintenance sclerosis, carry out drying after, in 1000 ℃-1200 ℃ temperature range, fire.
But, in the method, since with the clinker ash of granularity 1.5mm-10.0mm as aggregate, the hole that 100 μ m (0.1mm)-5000 μ m (5mm) are arranged between aggregate particles is so water-intake rate or coefficient of permeability are more excellent on water-permeable or water-retentivity than higher, but the physical strength (flexural strength) as pavior is low, particularly, not necessarily be suitable as in use, have the people to climb up the pavior of laying on the road surface etc. of marina in park of its first-class load in effect.
And, because these porous sintered articles in the past, any as its main aggregate element, all be to use the soft clinker ash of material of discharging from Coal-fired power plant, so wear resistance deficiency, from this point, also be not suitable for as being used for the pave the way pavior of the purposes used etc. of road surface, in addition, owing to, use hydraulicity cement, exist in use as the tackiness agent of aggregate, the slow stripping of its cement composition produces the problem that extremely white granular residue thing is the so-called white crystallization phenomenon of emersion state on the surface of pavior.
The 2nd, 756, No. 934 communiques of [patent documentation 1] patent
The 3rd, 158, No. 086 communique of [patent documentation 2] patent
Therefore, present inventors to not only as the countermeasure that suppresses heat island phenomenon with desired on water-permeable or water-retentivity excellence, and develop as the desired pavior also excellent on physical strength or wear resistance of pavior, Yan Jiu result is with keen determination, found by having by the porous quality guarantee water layer that with the clinker ash below the particle diameter 7mm is aggregate, with mincing with the porcelain matter ceramics powder below the particle diameter 6mm is that the porous sintered article of multi-ply construction of porous matter enhancement Layer of aggregate forms, a plurality of pores with 0.1-100 μ m, can not damage the characteristic of the clinker ash of the excellent water retention property of performance, but give its excellent physical strength or wear resistance, particularly, go for using, thereby finished the present invention as the pavior that the countermeasure that suppresses heat island phenomenon is used.
Therefore, the purpose of this invention is to provide a kind of as the also useful porous sintering pavior of the countermeasure that suppresses heat island phenomenon, this porous sintering pavior is except not only on water-permeable or water-retentivity, and on physical strength or wear resistance also outside the excellence, also there is not white crystallization phenomenon, in various buildingss or civil construction thing, be applicable on its wall, roofdeck, road surface etc. that the upper berth is if sticking establishing.
In addition, other purposes of the present invention provide a kind of as the also manufacture method of useful porous sintering pavior of the countermeasure that suppresses heat island phenomenon, this porous sintering pavior is not only on water-permeable or water-retentivity, and it is also excellent on physical strength or wear resistance, in various buildingss or civil construction thing, be applicable on its wall, roofdeck, road surface etc. that the upper berth is if sticking establishing.
Summary of the invention
Promptly, the present invention is a kind of porous sintering pavior, be to constitute by porous sintered article, this porous sintered article is to mix add interpolation water in the raw mix that is made of aggregate, hydraulicity cement and glass powder after, be configured as the shape of regulation, resulting shaping thing fired obtain, above-mentioned porous sintered article has multi-ply construction, this multi-ply construction is to be that upper layer carries out lamination and forms with porous quality guarantee water layer and porous matter enhancement Layer with above-mentioned porous matter enhancement Layer, and this porous quality guarantee water layer is an aggregate with the clinker ash below the particle diameter 7mm; This porous matter enhancement Layer is an aggregate with the porcelain potting porcelain crushed material below the particle diameter 6mm.
In addition, the present invention is a kind of manufacture method of porous sintering pavior, be by moisture amount 5-20 weight %, add in the raw mix that the following glass powder 15-30 weight % of clinker ash 40-70 weight %, hydraulicity cement 15-30 weight % that particle diameter 7mm is following and particle diameter 2mm constitutes and add water, the moisture amount that will include the clinker ash contained humidity is adjusted to 10-20 weight %, above-mentioned raw materials mixture and interpolation water are mixed the mixture that modulation porous quality guarantee water layer is used; In addition, in the raw mix that constitutes by porcelain potting porcelain crushed material 50-90 weight %, hydraulicity cement 5-25 weight % below the particle diameter 6mm and the glass powder 5-25 weight % below the particle diameter 2mm, add and add water, the moisture amount is adjusted to 5-15 weight %, above-mentioned raw materials mixture and interpolation water are mixed the mixture that modulation porous matter enhancement Layer is used; The mixture lamination that mixture that above-mentioned porous quality guarantee water layer uses and porous matter enhancement Layer are used is shaped; After resulting multilevel shaping thing maintained drying, fire with 1000-1200 ℃.
Porous sintering pavior of the present invention is the porous sintered article with multi-ply construction, it is the porous quality guarantee water layer of aggregate and to mince with the porcelain matter ceramics powder below the particle diameter 6mm be the porous matter enhancement Layer of aggregate that this multi-ply construction has with the clinker ash below the particle diameter 7mm, be above-mentioned porous matter enhancement Layer to be carried out lamination as upper layer form, by the excellent water-retentivity of porous quality guarantee water layer performance; In addition, bring into play as necessary physical strength of pavior and excellent abrasive by porous matter enhancement Layer; In addition, owing to be to be the porous sintered article of raw material with aggregate, hydraulicity cement and glass powder, so can bring into play water-permeable as the necessary excellence of pavior.
Here, about the multi-ply construction of porous sintered article of the present invention,, for example, can be to be basal layer with porous quality guarantee water layer as long as carry out lamination as upper layer to major general's porous matter enhancement Layer, in addition, be 2 layers of structure on top layer with porous matter enhancement Layer; In addition, also can be porous quality guarantee water layer by porous matter enhancement Layer, 3 layers of structure that sandwiched with sandwich-like; Having, can also be that porous quality guarantee water layer and porous matter enhancement Layer are carried out the multi-ply construction more than 4 layers of mutual lamination again.
In addition, in porous sintering pavior of the present invention, about the porous quality guarantee water layer of formation multi-ply construction and the thickness of porous matter enhancement Layer, depend on thickness or the water retention property and the physical strength etc. of the desired integral body of pavior of required finished product, but ratio about the thickness of these porous quality guarantee water layers and porous matter enhancement Layer, if consider the water retention property in the pavior of finished product and the balance of physical strength, then the ratio (T/D) of the thickness (D) of thickness of porous quality guarantee water layer (T) and porous matter enhancement Layer is generally 3-11, preferably in the scope of 5-10.
In the present invention, when making the porous sintering pavior, the clinker ash that uses as raw material for the porous quality guarantee water layer that forms porous sintered article its moisture amount usually is 5-20 weight %, through screening, with big being cut into below the particle diameter 7mm of particle diameter, preferably use below the 3mm.If this particle diameter is greater than 7mm, physical strength deficiency then, in addition, because the interparticle space of clinker ash increases, so water-retentivity also reduces.
In addition, about the hydraulicity cement that cooperates as being used for together forming the raw material of porous quality guarantee water layer with this clinker ash, can list for example slag cement, silicate cement, fly ash cement, high-alumina cement, white cement etc., these also can mix more than 2 kinds and use except only can using wherein a kind separately.About this hydraulicity cement, from the viewpoint of economy or recirculation etc., preferably slag cement.
Have again, as the glass powder that is used for forming the raw material of porous quality guarantee water layer jointly and cooperates with above-mentioned clinker ash and hydraulicity cement, be fusion when firing, auxilliary mutually with above-mentioned hydraulicity cement, between the particle of aggregate (clinker ash), one side forms hole, one side specifically, is that the glass cullet (soda-lime glass) of sheet glass, bottle glass etc. are pulverized partly in conjunction with between these aggregate particles, use below the formed 2mm, preferably 0.6mm is following.
Above-mentioned clinker ash, hydraulicity cement and glass powder are with clinker ash 40-70 weight %, preferably 55-65 weight %, hydraulicity cement 15-30 weight %, preferably before and after the 20 weight % and glass powder 15-30 weight %, the ratio that is preferably 20 weight % front and back cooperates, as the raw mix that is used to form porous quality guarantee water layer.About clinker ash, if its cooperation ratio is lower than 40 weight %, then can not obtain required water-retentivity, otherwise, if be higher than 70 weight %, physical strength deficiency then, in addition, about hydraulicity cement, if its cooperation ratio is lower than 15 weight %, physical strength deficiency then, otherwise, if be higher than 30 weight %, then water-retentivity reduces, and has again, about glass powder, if its cooperation ratio is lower than 15 weight %, then physical strength deficiency, otherwise if be higher than 30 weight %, then water-retentivity reduces.
Raw mix about the porous quality guarantee water layer that is used to form such acquisition, then, add and add water, the moisture amount that will include the clinker ash contained humidity is adjusted to 10-20 weight %, mix, be configured as the shape of regulation, at this moment, raw mix and add the mixing of water so long as can carry out well-mixed stirrer to these and get final product, be not particularly limited, for example can list hand blender, biaxial rneader, tipping mixer, pan mixer etc., or has a rotating disk, the reverse-flow high-speed mixing stirrer of fixed wall scraper plate and whipping appts (the strange stirrer of the Airy of the strange corporate system of Airy), or do not have paddle wheel diffusive mixing formula stirrer (thousand generation the field skill grind all-round stirrer (OmniMixer) of industrial's system etc.
When being mixed for forming the raw mix of this porous quality guarantee water layer and adding water, preferably add lentamente and add water, thorough mixing makes whole homogeneous, thus the mixture that modulation porous quality guarantee water layer is used.
On the other hand, when making the porous sintering pavior, the employed porcelain matter of raw material ceramics powder as the porous matter enhancement Layer that is used to form porous sintered article minces, for example the unacceptable product of snitaryware, ceramic tile, tableware etc. is pulverized, screened, the cutting that particle diameter is big, obtain the following material of particle diameter 6mm, preferably use the material of 0.5-4mm.If this particle diameter is greater than 6mm, then the physical strength deficiency in addition, if less than 0.5mm, then might produce the water-permeable deficiency.
In addition, the hydraulicity cement and the glass powder that cooperate as the raw material that is used to form porous matter enhancement Layer are identical with the hydraulicity cement and the glass powder that use as being used to form the raw material of above-mentioned porous quality guarantee water layer.
Above-mentioned porcelain matter ceramics powder minces, hydraulicity cement and glass powder are with the porcelain matter ceramics powder 50-90 weight % that minces, be preferably 65-75 weight %, hydraulicity cement 5-25 weight %, be preferably 12-18 weight % and glass powder 5-25 weight %, the ratio that is preferably 10-25 weight % cooperates, as the raw mix that is used to form porous matter enhancement Layer.Mince about porcelain matter ceramics powder, its cooperation ratio is if be lower than 50 weight %, then water-permeable deficiency, otherwise, if be higher than 90 weight %, then physical strength deficiency, in addition, about hydraulicity cement, its cooperation ratio is if be lower than 5 weight %, then in manufacturing processed, the undercapacity of multilevel shaping thing, be difficult to handle, otherwise, if be higher than 25 weight %, water-permeable deficiency then, have, about glass powder, its cooperation ratio is if be lower than 5 weight % again, physical strength deficiency then, otherwise, if be higher than 25 weight %, then water-permeable deficiency.
About being used to form the raw mix of this porous matter enhancement Layer, also be then to add to add water, the moisture amount is adjusted to 5-15 weight %, mix, be configured as the shape of regulation, at this moment, raw mix and the mixing of adding water, get final product so long as can carry out well-mixed stirrer these, be not particularly limited, for example can list hand blender, biaxial rneader, tipping mixer, pan mixer etc., or reverse-flow high-speed mixing stirrer (the strange stirrer of Airy), the diffusive mixing formula stirrer (OmniMixer) of no paddle wheel etc.
When being mixed for forming the raw mix of this porous matter enhancement Layer and adding water, preferably at first with about 70% output mixing raw material mixture, then, make output reach 100%, one side slowly adds adds water, one side is mixed fully, makes whole homogeneous, thus the mixture that modulation porous matter enhancement Layer is used.
In addition, in the mixture that mixture that above-mentioned porous quality guarantee water layer is used or porous matter enhancement Layer are used, as required, in the scope of harmless purport of the present invention, also can add the 3rd composition of pigment, flying dust etc.
Then, the mixture that mixture that the porous quality guarantee water layer that is obtained is used and porous matter enhancement Layer are used carries out lamination and is shaped, and makes it to become required multilevel shaping thing.
Manufacturing process about this multilevel shaping thing, have no particular limits, for example can list mixture that mixture that porous quality guarantee water layer is used and porous matter enhancement Layer use successively, perhaps repeatedly inject the method for carrying out in the mould as required repeatedly, or at first, any one party in the mixture that porous quality guarantee water layer is used and porous matter enhancement Layer is used is injected in the mould, form the shaping thing, then, on the shaping thing that is obtained, inject the opposing party's mixture, form the shaping thing, such operation is carried out once, or the method for repeatedly carrying out repeatedly as required etc.
The mixture that these porous quality guarantee water layers are used and porous matter enhancement Layer is used, then, method by drawing or vibration shaping etc., form the shape of the regulation that is suitable as pavior, for example, the writing board shape of long 200-500mm * wide 200-500mm * thick 20-100mm, or has a writing board shape of concavo-convex pattern on the surface, have, be fit to one side and form pattern on the wall of the road surface in park or buildings, one side is laid or the different shape of sticking shape of establishing etc.
So, about these porous quality guarantee water layers with and the molding condition of the mixture used of porous matter enhancement Layer, for example be 5-250kg/cm under the situation of drawing
2, be preferably in 50-100kg/cm
2Surface pressure under carry out, in addition, under the situation of vibration shaping, usually, be to be 2000-6000rpm, and amplitude is 0.2-1.2mm at vibration number, preferably vibration number is 3000-5000rpm, and amplitude is under the condition of 0.3-0.7mm, at additional 0.05-5kg/cm
2, 0.1-1kg/cm preferably
2Surface pressure under carry out.Additional surface pressure during about drawing or vibration shaping, if cross low then physical strength deficiency, otherwise, if too high, then water-retentivity or water-permeable deficiency.
Multilevel shaping thing about such acquisition maintains it, hardens until the hydration reaction owing to hydraulicity cement, and preferably the be shaped flexural strength of thing of the maintenance of shaping thing of this moment reaches 8kg/cm
2More than, be more preferably and reach 10kg/cm
2About, if the flexural strength of the shaping thing after the maintenance is lower than 8kg/cm
2, then damaged easily when firing, it is difficult that its processing becomes.
The maintenance of this multilevel shaping thing is after mixture is shaped, should place 1-4 days by the shaping thing, preferably 1-2 days, maintenance naturally, in addition, also can be with 30-80 ℃, preferably 50 ℃ of front and back, carrying out 3-4 hour, also can be 3-4 hour steam maintenance, have again, also these can be maintained naturally and steam maintenance combination is carried out.
The above-mentioned maintenance that is through with, the multilevel shaping thing that reaches the flexural strength of regulation is then fired, and becomes the pavior of finished product.Firing of this multilevel shaping thing is at firing temperature 1000-1200 ℃, preferably 1100-1200 ℃, and firing time 1.5-30 hour, preferably carry out under 2-4 hour the condition, in addition, about baking apparatus, so long as can satisfy above-mentioned firing temperature 1000-1200 ℃ of firing condition, and firing time 1.5-30 hour device, which kind of device can, for example, the batch type that can be to use the device of shuttle kiln etc. to carry out, in addition, the continous way that for example also can use roller hearth furnace to carry out.If firing temperature is lower than 1000 ℃, then produce unsintered part, the intensity of pavior reduces, and in addition, if be higher than 1200 ℃, then the multilevel shaping thing is integrally fused, can not keep the shape of finished product.
The porous sintering pavior that the method according to this invention obtained is the porous sintered article that has the multi-ply construction of porous quality guarantee water layer and porous matter enhancement Layer lamination, usually, loose density is 1.1-1.5, be preferably 1.2-1.4, flexural strength (JIS A 5411 standards, air dried condition) is 3-8N/mm
2, be preferably 3-5N/mm
2, water-intake rate (JIS A 5209 standards, volume converts) is 15-40vol%, is preferably 25-35vol%, water-permeable (interlocking association method) is 0.03 * 10
-2-2.5 * 10
-2Cm/S is preferably 0.3 * 10
-2-2.5 * 10
-2M/S, and wear resistance (JIS A 5029) is below 0.1g, performs to have below the 0.05g, in addition, the interim setting without exposes the cement composition stripping experiment of carrying out the experiment by resembling, and do not produce white crystallization phenomenon.
The effect of invention
According to the present invention, can provide a kind of as the also useful porous sintering pavior of the countermeasure that suppresses heat island phenomenon, in addition, its manufacture method can also be provided, this porous sintering pavior is not only on water-permeable or water-retentivity, and also excellent on physical strength or wear resistance, in various buildingss or civil construction thing, be applicable on its wall, roofdeck, road surface etc. that the upper berth is if sticking establishing.
Embodiment
Below, according to embodiment and comparative example, specify appropriate embodiment of the present invention.
[embodiment 1-10]
Through screening, surpass molten slag ash (before and after the moisture amount 10wt%) below the particle diameter 3mm of 3mm and slag cement B kind and glass cullet (three and chemical company's system) pulverizing with having cut particle diameter, make, through screening, cooperate with having cut the glass powder that surpasses below the particle diameter 0.6mm of 0.6mm with the raw mix of using as porous quality guarantee water layer in the ratio shown in the table 1.
The raw mix that this porous quality guarantee water layer is used is in the reverse-flow high-speed mixing stirrer (the strange formula stirrer of Airy) of packing into of the ratio shown in the table 1, at first, do not add interpolation water, after mixing, slowly add and add water, the moisture amount that makes the moisture that comprises in the molten slag ash is about 15 weight %, and thorough mixing obtains the mixture that porous quality guarantee water layer is used.
In addition, through screening, with removed particle diameter less than 0.5mm and particle diameter surpass behind the 4mm, particle diameter is the porcelain matter ceramics powder of 0.5-4mm (the native corporate system of gloomy system down that minces, trade(brand)name: potsherd powder 8 orders/cun), with slag cement same as described above, and glass powder same as described above is by the cooperation of the ratio shown in the table 1, the raw mix of using as porous matter enhancement Layer.
The raw mix that this porous matter enhancement Layer is used is in the ratio shown in the table 1, pack into the diffusive mixing formula stirrer (OmniMixer) of no paddle wheel, at first, do not add interpolation water, the output with 70% rises to 100% with output after mixing, slowly add and add water, make the moisture amount reach about 10 weight %, thorough mixing obtains the mixture that porous matter enhancement Layer is used.
Then, at first, the mixture that the porous quality guarantee water layer of the amount of Table 1 is used is filled in the mould of press-forming machine (back rattan ironworker institute corporate system), then, fills the mixture that the porous matter enhancement Layer of the amount of Table 1 is used in the above, at surface pressure 50kg/cm
2Condition under, vibration shaping is configured as the writing board shape of long 300mm * wide 300mm * thick 60mm.
The multilevel shaping thing and its backing plate that are obtained are together taken out from mould, placed 4 days, by maintaining naturally.The maintenance of shaping thing reaches 10kg/cm with flexural strength
2About carry out for standard.
Then, use roller hearth furnace, at firing temperature 1100-1200 ℃, 5-30 minute firing time (time that keeps firing temperature), fire speed 200-250mm/ branch, and under warming and cooling rate 2-10 ℃/minute the condition, fire the multilevel shaping thing after the maintenance, obtain the porous sintering pavior of each embodiment 1-10.
The porous sintering pavior of each the embodiment 1-10 that is obtained, the ratio of the thickness of its porous quality guarantee water layer and porous matter enhancement Layer is as shown in table 1 like that.
About the porous sintering pavior of each embodiment 1-10 of being obtained, measure its loose density, flexural strength (JIS A 5411 standards, air dried condition), water-intake rate (JIS A 5209 standards, volume convert), water-permeable (interlocking association method (イ Application one ロ Star キ Application グ Block ロ Star Network association method)) and wear resistance (JIS A 5029).
In addition, porous sintering pavior about each embodiment 1-10, the interim setting without, resemble the cement composition stripping experiment that exposes testing, whether find white crystallization phenomenon by inquiry, ◎: do not see white crystallization phenomenon, zero: only see white crystallization phenomenon on a small quantity, *: see in a large number white crystallization phenomenon 4 stages, estimate.
The evaluation result of the physical properties of the porous sintering pavior of each the embodiment 1-10 that is measured and the white crystallization phenomenon of discovery is as shown in table 1.
[embodiment 11]
As the molten slag ash, identical with the foregoing description 6 except use particle diameter 3-5mm, the porous sintering pavior of acquisition embodiment 11.
About the porous sintering pavior of the embodiment 11 that obtained, identical with the situation of the various embodiments described above, when measuring its physical properties, find the evaluation of white crystallization phenomenon.
The result is as shown in table 1.
[table 1]
| Embodiment No. | ||||||||||||
| ????1 | ????2 | ????3 | ????4 | ????5 | ????6 | ????7 | ????8 | ????9 | ????10 | ????11 | ||
| Porous quality guarantee water layer raw material is formed (wt%) | ||||||||||||
| Clinker ash | ????40 | ????50 | ????60 | ????60 | ????60 | ????60 | ????60 | ????60 | ????60 | ????70 | ????60 | |
| Slag cement | ????30 | ????25 | ????15 | ????20 | ????20 | ????20 | ????20 | ????20 | ????20 | ????15 | ????20 | |
| Glass powder | ????30 | ????25 | ????25 | ????20 | ????20 | ????20 | ????20 | ????20 | ????20 | ????15 | ????20 | |
| Porous matter enhancement Layer raw material is formed (wt%) | ||||||||||||
| Porcelain matter ceramics powder minces | ????70 | ????70 | ????70 | ????70 | ????70 | ????70 | ????50 | ????70 | ????90 | ????70 | ????70 | |
| Slag cement | ????10 | ????10 | ????10 | ????10 | ????10 | ????10 | ????25 | ????10 | ????5 | ????10 | ????10 | |
| Glass powder | ????20 | ????20 | ????20 | ????20 | ????20 | ????20 | ????25 | ????20 | ????5 | ????20 | ????20 | |
| Additional surface pressure (kg/cm during shaping 2) | ????50 | ????50 | ????50 | ????10 | ????50 | ????50 | ????50 | ????200 | ????50 | ????50 | ????50 | |
| The ratio of thickness (T/D) | ????5 | ????5 | ????5 | ????5 | ????11 | ????5 | ????5 | ????5 | ????5 | ????5 | ????5 | |
| Physical properties | Loose density | ????1.44 | ????1.34 | ????1.3 | ????1.25 | ????1.3 | ????1.3 | ????1.3 | ????1.36 | ????1.3 | ????1.3 | ????1.3 |
| Flexural strength (N/mm 2) | ????5.5 | ????4.5 | ????4.0 | ????3.0 | ????3.8 | ????4.0 | ????4.1 | ????5.0 | ????3.6 | ????3.0 | ????3.7 | |
| Water-intake rate (vol%) | ????12 | ????18 | ????20 | ????27 | ????28 | ????28 | ????26 | ????23 | ????27 | ????27 | ????24 | |
| Water-permeable (* 10 -1cm/S) | ????0.08 | ????0.03 | ????0.71 | ????2.3 | ????0.3 | ????0.31 | ????0.04 | ????0.8 | ????0.32 | ????0.37 | ????0.3 | |
| Wear resistance (wearing and tearing decrement g) | ????0.05 | ????0.03 | ????0.04 | ????0.03 | ????0.03 | ????0.03 | ????0.06 | ????0.03 | ????0.07 | ????0.03 | ????0.04 | |
| Find the evaluation result of white crystallization phenomenon | ????○ | ????◎ | ????◎ | ????◎ | ????○ | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | ????◎ | |
[comparative example 1]
Only use to have the mixture of using with the porous quality guarantee water layer of embodiment 6 same compositions, identical with embodiment 6, the porous sintering pavior of acquisition comparative example 1.
About the porous sintering pavior of the comparative example 1 that obtained, identical with the situation of the various embodiments described above, when measuring its physical properties, find the evaluation of white crystallization phenomenon.
The result is as shown in table 2.
[comparative example 2]
Only use to have the mixture of using with the porous matter enhancement Layer of embodiment 6 same compositions, identical with embodiment 6, the porous sintering pavior of acquisition comparative example 2.
About the porous sintering pavior of the comparative example 2 that obtained, identical with the situation of the various embodiments described above, when measuring its physical properties, find the evaluation of white crystallization phenomenon.
The result is as shown in table 2.
[comparative example 3]
Remove as clinker ash, use particle diameter to surpass 7mm but beyond below the 12mm, identical with the foregoing description 6, obtain the porous sintering pavior of comparative example 3.
About the porous sintering pavior of the comparative example 3 that obtained, identical with the situation of the various embodiments described above, when measuring its physical properties, find the evaluation of white crystallization phenomenon.
The result is as shown in table 2.
[comparative example 4]
Remove and to mince, use particle diameter to surpass 6mm but beyond below the 10mm as porcelain matter ceramics powder, identical with the foregoing description 6, obtain the porous sintering pavior of comparative example 4.
About the porous sintering pavior of the comparative example 4 that obtained, identical with the situation of the various embodiments described above, measuring its physical properties simultaneously, find the evaluation of white crystallization phenomenon.
The result is as shown in table 2.
[table 2]
| Comparative example No. | |||||
| ??1 | ??2 | ??3 | ??4 | ||
| Physical properties | Loose density | ??1.25 | ??1.9 | ??1.3 | ??1.3 |
| Flexural strength (N/mm 2) | ??3.8 | ??9.2 | ??2.8 | ??2.9 | |
| Water-intake rate (vol%) | ??29 | ??5.7 | ??24 | ??25 | |
| Water-permeable (* 10 -2cm/S) | ??0.28 | ??2.1 | ??0.31 | ??0.31 | |
| Wear resistance (wearing and tearing decrement g) | ??0.13 | ??0.03 | ??0.05 | ??0.04 | |
| Find the evaluation result of white crystallization phenomenon | ??× | ??○ | ??◎ | ??◎ | |
The possibility of utilizing on the industry
Multipore sintered paving material of the present invention is water penetration or water-retaining property excellence not only, also excellent on mechanical strength or wearability, in various buildings or civil construction thing, be applicable to lay or sticking establishing on its wall, roofdeck, road surface etc., particularly using as the countermeasure that suppresses heat island phenomenon is useful also.
In addition, method of the present invention is the also method of useful multipore sintered paving material of countermeasure that is well suited for the such heat island phenomenon of conduct inhibition in the industry manufacturing.
Claims (7)
1. porous sintering pavior, be to constitute by porous sintered article, this porous sintered article is to mix add interpolation water in the raw mix that is made of aggregate, hydraulicity cement and glass powder after, be configured as the shape of regulation, resulting shaping thing fired obtain, it is characterized in that, above-mentioned porous sintered article has multi-ply construction, this multi-ply construction is to be that upper layer carries out lamination and forms with porous quality guarantee water layer and porous matter enhancement Layer with above-mentioned porous matter enhancement Layer, and this porous quality guarantee water layer is an aggregate with the clinker ash below the particle diameter 7mm; This porous matter enhancement Layer is an aggregate with the porcelain potting porcelain crushed material below the particle diameter 6mm.
2. porous sintering pavior as claimed in claim 1 is characterized in that, porous sintered article, and the ratio (T/D) of the thickness (T) of its porous quality guarantee water layer and the thickness (D) of porous matter enhancement Layer is in the scope of 3-11.
3. the manufacture method of a porous sintering pavior, it is characterized in that, be by moisture amount 5-20 weight %, add in the raw mix that the following glass powder 15-30 weight % of clinker ash 40-70 weight %, hydraulicity cement 15-30 weight % that particle diameter 7mm is following and particle diameter 2mm constitutes and add water, the moisture amount that will include the clinker ash contained humidity is adjusted to 10-20 weight %, above-mentioned raw materials mixture and interpolation water are mixed the mixture that modulation porous quality guarantee water layer is used;
In addition, in the raw mix that porcelain potting porcelain crushed material 50-90 weight %, hydraulicity cement 5-25 weight % and the glass powder 5-25 weight % below the particle diameter 2mm by particle diameter 6mm constitute, add and add water, the moisture amount is adjusted to 5-15 weight %, above-mentioned raw materials mixture and interpolation water are mixed the mixture that modulation porous matter enhancement Layer is used;
The mixture lamination that mixture that above-mentioned porous quality guarantee water layer uses and porous matter enhancement Layer are used is shaped;
After resulting multilevel shaping thing maintained drying, fire with 1000-1200 ℃.
4. the manufacture method of porous sintering pavior as claimed in claim 3, it is characterized in that, porous quality guarantee water layer with and the shaping of the mixture used of porous matter enhancement Layer, be that mixture that mixture that porous quality guarantee water layer is used and porous matter enhancement Layer are used injects successively in the mould and carries out.
5. the manufacture method of porous sintering pavior as claimed in claim 3, it is characterized in that, porous quality guarantee water layer is used and the shaping of the mixture that porous matter enhancement Layer is used is undertaken by following method, promptly, with porous quality guarantee water layer with and any one party of the mixture used of porous matter enhancement Layer inject in the mould, form the shaping thing, then, on resulting shaping thing, inject the opposing party's mixture, form the shaping thing.
6. as the manufacture method of claim 4 or 5 described porous sintering paviors, it is characterized in that porous quality guarantee water layer is used and the shaping of the mixture that porous matter enhancement Layer is used, and is at 5-250kg/cm
2Surface pressure under, undertaken by drawing.
7. as the manufacture method of claim 4 or 5 described porous sintering paviors, it is characterized in that porous quality guarantee water layer is used and the shaping of the mixture that porous matter enhancement Layer is used, and is at additional 0.05-5kg/cm
2Surface pressure under, undertaken by vibration shaping.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003290266A JP4488404B2 (en) | 2003-08-08 | 2003-08-08 | Porous sintered pavement material and manufacturing method thereof |
| JP290266/2003 | 2003-08-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1597624A true CN1597624A (en) | 2005-03-23 |
| CN100482613C CN100482613C (en) | 2009-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100563012A Expired - Fee Related CN100482613C (en) | 2003-08-08 | 2004-08-06 | Multipore sintered paving material and manufacturing method thereof |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4488404B2 (en) |
| KR (1) | KR100611331B1 (en) |
| CN (1) | CN100482613C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112979335A (en) * | 2021-02-08 | 2021-06-18 | 哈尔滨化兴软控科技有限公司 | Preparation method of aluminum nitride porous raw material |
| CN113338102A (en) * | 2021-07-02 | 2021-09-03 | 西安建筑科技大学 | Ecological water permeable brick applied to sponge city construction and preparation method thereof |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5084501B2 (en) * | 2005-05-31 | 2012-11-28 | 株式会社森生テクノ | Water-retaining molded body and method for producing the same |
| JP2008215039A (en) * | 2007-03-07 | 2008-09-18 | National Institute Of Advanced Industrial & Technology | Water-retention/permeation pavement block and its manufacturing method |
| JP4865906B1 (en) * | 2010-12-27 | 2012-02-01 | 英生 住野 | Structure of outdoor parking lot and its paving method |
| AU2013206165B2 (en) * | 2012-06-14 | 2019-01-17 | Island Block & Paving Pty Ltd | Bricks and blocks |
| CN109371775B (en) * | 2018-11-23 | 2023-12-12 | 西南交通大学 | Road traffic lane permeable pavement structure and paving method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2756934B2 (en) * | 1995-07-10 | 1998-05-25 | 株式会社テトラ | Sinter from coal ash as raw material and method for producing the same |
| JP3158086B2 (en) * | 1997-11-06 | 2001-04-23 | 株式会社テトラ | Coarse particle sintered body and method for producing the same |
| JP2002327402A (en) * | 2001-03-01 | 2002-11-15 | Toray Ind Inc | Permeable block and its manufacturing method |
-
2003
- 2003-08-08 JP JP2003290266A patent/JP4488404B2/en not_active Expired - Fee Related
-
2004
- 2004-07-29 KR KR20040059650A patent/KR100611331B1/en not_active IP Right Cessation
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112979335A (en) * | 2021-02-08 | 2021-06-18 | 哈尔滨化兴软控科技有限公司 | Preparation method of aluminum nitride porous raw material |
| CN112979335B (en) * | 2021-02-08 | 2022-07-01 | 哈尔滨化兴软控科技有限公司 | Preparation method of aluminum nitride porous raw material |
| CN113338102A (en) * | 2021-07-02 | 2021-09-03 | 西安建筑科技大学 | Ecological water permeable brick applied to sponge city construction and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20050016033A (en) | 2005-02-21 |
| CN100482613C (en) | 2009-04-29 |
| KR100611331B1 (en) | 2006-08-11 |
| JP2005060971A (en) | 2005-03-10 |
| JP4488404B2 (en) | 2010-06-23 |
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