CN106396512A - Low price and high hardness fly ash brick - Google Patents
Low price and high hardness fly ash brick Download PDFInfo
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- CN106396512A CN106396512A CN201610740553.XA CN201610740553A CN106396512A CN 106396512 A CN106396512 A CN 106396512A CN 201610740553 A CN201610740553 A CN 201610740553A CN 106396512 A CN106396512 A CN 106396512A
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Classifications
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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
-
- 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
- C04B38/08—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding porous substances
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a low price and high hardness fly ash brick, which comprises the following raw materials by weight: 20-40 parts of waste stone, 10-30 parts of fly ash, 20-40 parts of cement, 5-10 parts of alumina, 5-15 parts of calcium hydroxide, 5-10 parts of zeolite powder, 5-15 parts of clay, 10-20 parts of hard clay, 5-15 parts of modified lecithin, and 10-20 parts of beta-cyclodextrin. Specifically, the modified lecithin is prepared by the process of: mixing lecithin and water evenly, under nitrogen protection, adding a ferric iron salt and a bivalent iron salt and performing mixing at room temperature, then adding ammonia water, conducting heating, further performing mixing, carrying out standing, magnetic separation and washing to neutral, adding modified silica, conducting water homogenization treatment, and performing spray drying. The low price and high hardness fly ash brick provided by the invention has the advantages of low cost, high hardness and light weight.
Description
Technical field
The present invention relates to flyash brick technical field, more particularly, to a kind of cheap hardness high fly-ash brick.
Background technology
In recent years, with the continuous development of building trade, the enhancing of environmental consciousness, much traditional low output high energy work consuming
The product that industry produces all gradually is eliminated, in present brick material produces, the fine coal that made for primary raw material with flyash, lime
Grey brick material is used in a large number, but requires because skyscraper brick must reach certain degree of hardness, is badly in need of a kind of price at present low
Honest and clean, hardness is high, lightweight flyash brick.
Content of the invention
The technical problem being existed based on background technology, the present invention proposes a kind of cheap hardness high fly-ash brick, becomes
This is cheap, and hardness is high, lightweight.
A kind of cheap hardness high fly-ash brick proposed by the present invention, its raw material includes by weight：Waste material of stone 20
～40 parts, 10～30 parts of flyash, 20～40 parts of cement, 5～10 parts of aluminum oxide, 5～15 parts of calcium hydroxide, zeolite powder 5～10
Part, 5～15 parts of clay, 10～20 parts of hard (china) clay, 5～15 parts of modified lecithin, 10～20 parts of beta-schardinger dextrin.
Preferably, modified lecithin adopts following technique preparation：Lecithin, water are mixed, under nitrogen protection, adds
Trivalent iron salt, the stirring of divalent iron salt mixed at room temperature, add ammoniacal liquor, heat up, and continue stirring, standing, Magneto separate, wash to neutrality,
Add improved silica, water homogeneity to process, be spray-dried and obtain modified lecithin.
Preferably, improved silica adopts following technique preparation：Cetyl trimethylammonium bromide, water mixing are stirred
Mix, add NaOH stirring, add tetraethyl orthosilicate mix and blend, room temperature is aged, washing, vacuum drying, air atmosphere is calcined,
Add toluene, the stirring of 3- aminopropyl triethoxysilane, washing, be dried to obtain improved silica.
Preferably, improved silica adopts following technique preparation：By cetyl trimethylammonium bromide, water mix and blend
5～15min, adds NaOH to stir 30～50min, and mixing speed is 600～800r/min, adds tetraethyl orthosilicate mixing
Stirring 4～6h, mixing speed is 50～100r/min, and room temperature is aged 1～2 day, and washing is vacuum dried 2～6h, and air atmosphere is calcined
4～6h, calcining heat is 350～420 DEG C, adds toluene, 3- aminopropyl triethoxysilane to stir 20～50min, stirring temperature
Spend for 60～70 DEG C, washing, be dried to obtain improved silica.
Preferably, improved silica adopts following technique preparation：By weight by 0.5～1.2 part of cetyl front three
Base ammonium bromide, 20～30 parts of water mix and blend 5～15min, add 0.1～0.4 part of NaOH to stir 30～50min, stirring
Speed is 600～800r/min, adds 5～12 parts of tetraethyl orthosilicate mix and blend 4～6h, and mixing speed is 50～100r/
Min, room temperature is aged 1～2 day, washing, is vacuum dried 2～6h, and air atmosphere calcines 4～6h, and calcining heat is 350～420 DEG C, plus
Enter 20～30 parts of toluene, 1～2 part of 3- aminopropyl triethoxysilane stirs 20～50min, whipping temp is 60～70 DEG C, washes
Wash, be dried to obtain improved silica.
Preferably, modified lecithin adopts following technique preparation：Lecithin, water are mixed, under nitrogen protection, adds
Trivalent iron salt, divalent iron salt mixed at room temperature stir 20～40min, and mixing speed is 1000～1300r/min, adds ammoniacal liquor, rises
Temperature, to 80～100 DEG C, continues stirring 40～100min, stands 1～3h, Magneto separate, washs to neutrality, adds modified titanium dioxide
Silicon, water homogeneity process 20～50min, and homogeneous pressure is 5～20MPa, is spray-dried and obtains modified lecithin.
Preferably, modified lecithin adopts following technique preparation：By weight by 10～20 parts of lecithin, 40～100 parts
Water mixes, under nitrogen protection, add 5～10 parts of trivalent iron salts, 1～4 part of divalent iron salt mixed at room temperature stirring 20～
40min, mixing speed is 1000～1300r/min, the ammoniacal liquor adding 30～40 parts of concentration to be 30～40%, it is warming up to 80～
100 DEG C, continue stirring 40～100min, stand 1～3h, Magneto separate, wash to neutrality, add 1～5 part of improved silica, 5
～15 parts of water homogeneity process 20～50min, and homogeneous pressure is 5～20MPa, is spray-dried and obtains modified lecithin.
The present invention is prepared using common process.
The present invention is cooperated with aluminum oxide, calcium hydroxide using flyash, generates and have hydraulic glue in the presence of water
The compound of solidifying property, extreme hardness, good endurance, it can be firmly cemented together remaining, and coordinates with modified lecithin
Effect, on the premise of further enhancing Article Stiffness Determination, can effectively reduce the weight of the present invention, Anti-bacterium effect is good simultaneously, brick
High yield rate；The modified lecithin particle diameter of the present invention is little, and specific surface area is big, be easy to waste material of stone, flyash, cement,
Aluminum oxide, calcium hydroxide, zeolite powder, clay, hard (china) clay combine, and have distinctive magnetic response, can pass through externally-applied magnetic field
It is oriented, brick row is fabulous, high yield rate, adds the homogeneous process of improved silica further, compatibility is fabulous, not only has
Certain adhesion strength, and Anti-bacterium effect is good, simultaneously because its porous, with beta-schardinger dextrin mating reaction, adhesion strength pole
Height, on the premise of ensureing extreme hardness, cheap, lightweight.
Specific embodiment
Below, by specific embodiment, technical scheme is described in detail.
Embodiment 1
A kind of cheap hardness high fly-ash brick proposed by the present invention, its raw material includes by weight：Waste material of stone 20
Part, 30 parts of flyash, 20 parts of cement, 10 parts of aluminum oxide, 5 parts of calcium hydroxide, 10 parts of zeolite powder, 5 parts of clay, hard (china) clay 20
Part, 5 parts of modified lecithin, 20 parts of beta-schardinger dextrin.
Embodiment 2
A kind of cheap hardness high fly-ash brick proposed by the present invention, its raw material includes by weight：Waste material of stone 40
Part, 10 parts of flyash, 40 parts of cement, 5 parts of aluminum oxide, 15 parts of calcium hydroxide, 5 parts of zeolite powder, 15 parts of clay, hard (china) clay 10
Part, 15 parts of modified lecithin, 10 parts of beta-schardinger dextrin.
Modified lecithin adopts following technique preparation：Lecithin, water are mixed, under nitrogen protection, adds ferric iron
Salt, the stirring of divalent iron salt mixed at room temperature, add ammoniacal liquor, heat up, and continue stirring, standing, Magneto separate, wash to neutrality, addition changes
Property silica, water homogeneity process, be spray-dried obtain modified lecithin.
Improved silica adopts following technique preparation：By cetyl trimethylammonium bromide, water mix and blend, add hydrogen
Sodium oxide molybdena stirs, addition tetraethyl orthosilicate mix and blend, and room temperature is aged, washing, vacuum drying, and air atmosphere is calcined, addition toluene,
3- aminopropyl triethoxysilane stirs, washing, is dried to obtain improved silica.
Embodiment 3
A kind of cheap hardness high fly-ash brick proposed by the present invention, its raw material includes by weight：Waste material of stone 25
Part, 25 parts of flyash, 25 parts of cement, 9 parts of aluminum oxide, 8 parts of calcium hydroxide, 8 parts of zeolite powder, 8 parts of clay, 15 parts of hard (china) clay,
10 parts of modified lecithin, 18 parts of beta-schardinger dextrin.
Modified lecithin adopts following technique preparation：By weight 10 parts of lecithin, 100 parts of water are mixed, nitrogen
Under protection, 5 parts of trivalent iron salts, 4 parts of divalent iron salt mixed at room temperature are added to stir 20min, mixing speed is 1300r/min, adds
30 parts of concentration is 40% ammoniacal liquor, is warming up to 80 DEG C, continues stirring 100min, stands 1h, Magneto separate, washs to neutrality, adds 5
Part improved silica, 5 parts of water homogeneity process 50min, and homogeneous pressure is 5MPa, is spray-dried and obtains modified lecithin.
Improved silica adopts following technique preparation：By weight by 1.2 parts of cetyl trimethylammonium bromides, 20 parts
Water mix and blend 5min, adds 0.4 part of NaOH to stir 30min, and mixing speed is 800r/min, adds 5 parts of positive silicic acid second
Ester mix and blend 6h, mixing speed is 50r/min, and room temperature is aged 2 days, and washing is vacuum dried 2h, and air atmosphere calcines 6h, calcining
Temperature is 350 DEG C, adds 30 parts of toluene, 1 part of 3- aminopropyl triethoxysilane to stir 50min, whipping temp is 60 DEG C, washes
Wash, be dried to obtain improved silica.
Embodiment 4
A kind of cheap hardness high fly-ash brick proposed by the present invention, its raw material includes by weight：Waste material of stone 35
Part, 15 parts of flyash, 35 parts of cement, 7 parts of aluminum oxide, 12 parts of calcium hydroxide, 6 parts of zeolite powder, 12 parts of clay, hard (china) clay 13
Part, 14 parts of modified lecithin, 16 parts of beta-schardinger dextrin.
Modified lecithin adopts following technique preparation：By weight 20 parts of lecithin, 40 parts of water are mixed, nitrogen is protected
Under shield, 10 parts of trivalent iron salts, 1 part of divalent iron salt mixed at room temperature are added to stir 40min, mixing speed is 1000r/min, adds 40
Part concentration is 30% ammoniacal liquor, is warming up to 100 DEG C, continues stirring 40min, stands 3h, Magneto separate, washs to neutrality, adds 1 part
Improved silica, 15 parts of water homogeneity process 20min, and homogeneous pressure is 20MPa, is spray-dried and obtains modified lecithin.
Improved silica adopts following technique preparation：By weight by 0.5 part of cetyl trimethylammonium bromide, 30 parts
Water mix and blend 15min, adds 0.1 part of NaOH to stir 50min, and mixing speed is 600r/min, adds 12 parts of positive silicic acid
Ethyl ester mix and blend 4h, mixing speed is 100r/min, and room temperature is aged 1 day, and washing is vacuum dried 6h, and air atmosphere calcines 4h, forges
Burn temperature and be 420 DEG C, add 20 parts of toluene, 2 parts of 3- aminopropyl triethoxysilanes to stir 20min, whipping temp is 70 DEG C, washes
Wash, be dried to obtain improved silica.
Embodiment 5
A kind of cheap hardness high fly-ash brick proposed by the present invention, its raw material includes by weight：Waste material of stone 30
Part, 20 parts of flyash, 30 parts of cement, 8 parts of aluminum oxide, 10 parts of calcium hydroxide, 7 parts of zeolite powder, 10 parts of clay, hard (china) clay 14
Part, 12 parts of modified lecithin, 17 parts of beta-schardinger dextrin.
Modified lecithin adopts following technique preparation：Lecithin, water are mixed, under nitrogen protection, adds ferric iron
Salt, divalent iron salt mixed at room temperature stirring 30min, mixing speed is 1200r/min, adds ammoniacal liquor, is warming up to 90 DEG C, continues stirring
70min, stands 2h, Magneto separate, washs to neutrality, adds improved silica, water homogeneity to process 35min, homogeneous pressure is
13MPa, is spray-dried and obtains modified lecithin.
Improved silica adopts following technique preparation：By cetyl trimethylammonium bromide, water mix and blend 10min,
Add NaOH stirring 40min, mixing speed is 700r/min, adds tetraethyl orthosilicate mix and blend 5h, mixing speed is
70r/min, room temperature ageing 1.5 days, washing, it is vacuum dried 4h, air atmosphere calcines 5h, calcining heat is 390 DEG C, addition toluene,
3- aminopropyl triethoxysilane stirs 35min, and whipping temp is 65 DEG C, and washing is dried to obtain improved silica.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.
Claims (7)
1. a kind of cheap hardness high fly-ash brick is it is characterised in that its raw material includes by weight：Waste material of stone 20～40
Part, 10～30 parts of flyash, 20～40 parts of cement, 5～10 parts of aluminum oxide, 5～15 parts of calcium hydroxide, 5～10 parts of zeolite powder, stick
5～15 parts of soil, 10～20 parts of hard (china) clay, 5～15 parts of modified lecithin, 10～20 parts of beta-schardinger dextrin.
2. according to claim 1 cheap hardness high fly-ash brick it is characterised in that modified lecithin adopt following work
Prepared by skill：Lecithin, water are mixed, under nitrogen protection, adds trivalent iron salt, the stirring of divalent iron salt mixed at room temperature, add
Ammoniacal liquor, heats up, and continues stirring, standing, Magneto separate, washs to neutrality, adds improved silica, water homogeneity to process, spraying
It is dried to obtain modified lecithin.
3. according to claim 2 cheap hardness high fly-ash brick it is characterised in that improved silica is using as follows
Prepared by technique：By cetyl trimethylammonium bromide, water mix and blend, add NaOH stirring, add tetraethyl orthosilicate to mix
Close stirring, room temperature is aged, washing, vacuum drying, air atmosphere is calcined, and adds toluene, the stirring of 3- aminopropyl triethoxysilane, washes
Wash, be dried to obtain improved silica.
4. according to Claims 2 or 3 cheap hardness high fly-ash brick it is characterised in that improved silica adopt
Following technique preparation：By cetyl trimethylammonium bromide, water mix and blend 5～15min, add NaOH stirring 30～
50min, mixing speed is 600～800r/min, adds tetraethyl orthosilicate mix and blend 4～6h, and mixing speed is 50～100r/
Min, room temperature is aged 1～2 day, washing, is vacuum dried 2～6h, and air atmosphere calcines 4～6h, and calcining heat is 350～420 DEG C, plus
Enter toluene, 3- aminopropyl triethoxysilane stirs 20～50min, whipping temp is 60～70 DEG C, washing, is dried to obtain modification
Silica.
5. according to any one of claim 2-4 cheap hardness high fly-ash brick it is characterised in that improved silica
Using the preparation of following technique：By weight by 0.5～1.2 part of cetyl trimethylammonium bromide, 20～30 parts of water mix and blends 5
～15min, adds 0.1～0.4 part of NaOH to stir 30～50min, and mixing speed is 600～800r/min, adds 5～12
Part tetraethyl orthosilicate mix and blend 4～6h, mixing speed is 50～100r/min, and room temperature is aged 1～2 day, washing, vacuum drying
2～6h, air atmosphere calcines 4～6h, and calcining heat is 350～420 DEG C, adds 20～30 parts of toluene, 1～2 part of 3- aminopropyl three
Ethoxysilane stirs 20～50min, and whipping temp is 60～70 DEG C, and washing is dried to obtain improved silica.
6. according to any one of claim 1-5 cheap hardness high fly-ash brick it is characterised in that modified lecithin is adopted
With the preparation of following technique：Lecithin, water are mixed, under nitrogen protection, adds trivalent iron salt, divalent iron salt mixed at room temperature to stir
Mix 20～40min, mixing speed is 1000～1300r/min, adds ammoniacal liquor, is warming up to 80～100 DEG C, continue stirring 40～
100min, stands 1～3h, Magneto separate, washs to neutrality, adds improved silica, water homogeneity to process 20～50min, even
Matter pressure is 5～20MPa, is spray-dried and obtains modified lecithin.
7. according to any one of claim 1-6 cheap hardness high fly-ash brick it is characterised in that modified lecithin is adopted
With the preparation of following technique：By weight 10～20 parts of lecithin, 40～100 parts of water are mixed, under nitrogen protection, add 5
～10 parts of trivalent iron salts, 1～4 part of divalent iron salt mixed at room temperature stir 20～40min, and mixing speed is 1000～1300r/min,
The ammoniacal liquor adding 30～40 parts of concentration to be 30～40%, is warming up to 80～100 DEG C, continues stirring 40～100min, and standing 1～
3h, Magneto separate, wash to neutrality, add 1～5 part of improved silica, 5～15 parts of water homogeneity to process 20～50min, homogeneous
Pressure is 5～20MPa, is spray-dried and obtains modified lecithin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610740553.XA CN106396512A (en) | 2016-08-26 | 2016-08-26 | Low price and high hardness fly ash brick |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610740553.XA CN106396512A (en) | 2016-08-26 | 2016-08-26 | Low price and high hardness fly ash brick |
Publications (1)
| Publication Number | Publication Date |
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| CN106396512A true CN106396512A (en) | 2017-02-15 |
Family
ID=58002390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610740553.XA Pending CN106396512A (en) | 2016-08-26 | 2016-08-26 | Low price and high hardness fly ash brick |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108658612A (en) * | 2018-05-18 | 2018-10-16 | 赵顺全 | A kind of preparation method of refratory insulating brick |
| CN108892417A (en) * | 2018-07-28 | 2018-11-27 | 万玉梅 | A kind of alkaline-resisting waterproof glass cotton plate |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101090018A (en) * | 2007-04-30 | 2007-12-19 | 吉林大学 | Silica-magnetic composite micropartical and its preparation method |
| CN102114411A (en) * | 2011-01-18 | 2011-07-06 | 湖南师范大学 | Lecithin magnetic nano-composite and preparation method and application thereof |
| CN105272095A (en) * | 2015-10-17 | 2016-01-27 | 无为县华标新型墙体材料有限公司 | Light fly-ash brick |
-
2016
- 2016-08-26 CN CN201610740553.XA patent/CN106396512A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101090018A (en) * | 2007-04-30 | 2007-12-19 | 吉林大学 | Silica-magnetic composite micropartical and its preparation method |
| CN102114411A (en) * | 2011-01-18 | 2011-07-06 | 湖南师范大学 | Lecithin magnetic nano-composite and preparation method and application thereof |
| CN105272095A (en) * | 2015-10-17 | 2016-01-27 | 无为县华标新型墙体材料有限公司 | Light fly-ash brick |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108658612A (en) * | 2018-05-18 | 2018-10-16 | 赵顺全 | A kind of preparation method of refratory insulating brick |
| CN108658612B (en) * | 2018-05-18 | 2021-02-02 | 山东银山耐火材料有限公司 | Preparation method of refractory heat-insulating brick |
| CN108892417A (en) * | 2018-07-28 | 2018-11-27 | 万玉梅 | A kind of alkaline-resisting waterproof glass cotton plate |
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