CN107417240A - It is a kind of non-burning brick and preparation method thereof with excellent rupture strength - Google Patents
It is a kind of non-burning brick and preparation method thereof with excellent rupture strength Download PDFInfo
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- CN107417240A CN107417240A CN201710596299.5A CN201710596299A CN107417240A CN 107417240 A CN107417240 A CN 107417240A CN 201710596299 A CN201710596299 A CN 201710596299A CN 107417240 A CN107417240 A CN 107417240A
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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
- C04B28/30—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 magnesium cements or similar cements
- C04B28/32—Magnesium oxychloride cements, e.g. Sorel cement
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Abstract
There is the non-burning brick of excellent rupture strength the invention discloses a kind of, its raw material includes the general cement of silicon 42.5, rubble, middle sand, nano-calcium carbonate, miberal powder, nano silicon, nano aluminium oxide, flyash, talcum powder, iron chloride, magnesium chloride, magnesia, modified carbon fiber, asbestos fibre, straw, sepiolite, polystyrene emulsion, venamul, styrene-acrylic emulsion, styrene-butadiene emulsion, water reducer, accelerator, thickener, polyvinyl alcohol, dispersant, diffusant, water, silane coupler KH 570 and modified additive.The present invention also proposes a kind of above-mentioned non-burning brick preparation method with excellent rupture strength.What the present invention was prepared non-burning brick has excellent rupture strength.
Description
Technical field
The present invention relates to non-burning brick technical field, more particularly to a kind of non-burning brick and its system with excellent rupture strength
Preparation Method.
Background technology
Non-burning brick is to be used as master by the use of flyash, cinder, gangue, mine tailings, residue of chemical industry or natural sand, tidal land mud etc.
Raw material is wanted, a kind of novel wall material manufactured without high-temperature calcination.Traditional non-burning brick rupture strength is low, transports and unloads
It is easy to be broken during load, have impact on non-burning brick service efficiency, therefore needs design one kind badly there is excellent rupture strength
Non-burning brick solve the problems of the prior art.
The content of the invention
To solve technical problem present in background technology, the present invention proposes a kind of non-burning brick with excellent rupture strength
And preparation method thereof, there is excellent rupture strength.
Proposed by the present invention a kind of non-burning brick with excellent rupture strength, its raw material includes by weight：General silicon 42.5
Cement 30-50 parts, rubble 60-80 parts, middle sand 20-30 parts, nano-calcium carbonate 5-15 parts, miberal powder 4-6 parts, nano silicon 4-
6 parts, nano aluminium oxide 2-5 parts, flyash 3-6 parts, talcum powder 2-6 parts, iron chloride 1-4 parts, magnesium chloride 3-6 parts, magnesia 1-5
Part, modified carbon fiber 2-6 parts, asbestos fibre 1-5 parts, straw 2-5 parts, sepiolite 3-8 parts, polystyrene emulsion 4-6 parts,
Venamul 2-5 parts, styrene-acrylic emulsion 3-6 parts, styrene-butadiene emulsion 2-6 parts, water reducer 3-5 parts, accelerator 2-5 parts, increasing
Thick dose of 1-3 part, polyvinyl alcohol 2-5 parts, dispersant 1-4 parts, diffusant 3-6 parts, water 20-30 parts, Silane coupling reagent KH-570 4-
8 parts, modified additive 4-6 parts.
Preferably, modified carbon fiber is prepared by following technique：Carbon fiber is cleaned into 46-52h by acetone extraction, so
Afterwards using sulfuric acid as electrolyte, deionized water is solvent, adds the tetraethylene-glycol that mass fraction is 0.5-1.5% and is made into electrolysis
Liquid, using carbon fiber as anode, graphite is negative electrode, and at room temperature, polymerization electric current is 85-95mA, polymerization time is that 50-70s is carried out
Electrolysis polymerization, then cleaned with deionized water to remove the electrolyte ion of remained on surface and unconverted monomer, then
10-14h is dried in 45-55 DEG C of vacuum drying oven, room temperature is cooled to and obtains modified carbon fiber.
Preferably, in the preparation technology of modified carbon fiber, carbon fiber, sulfuric acid and mass fraction are 0.5-1.5% three contractings
The weight ratio of tetraethylene glycol is 2-5：3-6：2-6.
Preferably, the raw material of modified additive includes by weight：The wooden calcium carbonate 6-12 parts of alkalescence, water 15-25 parts, three
Monoethanolamine 4-8 parts, rosin 3-6 parts, calcium hydroxide 2-4 parts, surfactant A ES 1-4 parts, water-loss reducer 2-5 parts, carboxymethyl are fine
Tie up plain 1-3 parts, defoamer 2-5 parts.
Preferably, modified additive is prepared by following technique：The wooden calcium carbonate of alkalescence is dissolved in water, then added
Triethanolamine is well mixed, and adjusts pH to 7.2-8.2, then adds rosin and calcium hydroxide is well mixed, be subsequently added into surface
Activating agent AES, water-loss reducer, carboxymethyl cellulose and defoamer are well mixed, and are warming up to 45-55 DEG C, are incubated 1.5-3.5h, in
1500-2500r/min rotating speeds stir 2-4h, are cooled to room temperature and obtain modified additive.
Preferably, the continuous size fraction of rubble is 25.5-31.5mm.
Preferably, the modulus of fineness of middle sand is 2.9-3.2, particle diameter 2.0-3.0nm.
A kind of non-burning brick preparation method with excellent rupture strength of the present invention, comprises the following steps：
S1, by polystyrene emulsion, venamul, styrene-acrylic emulsion and styrene-butadiene emulsion add reactor in, rise
Temperature stirs 35-45min to 80-90 DEG C, in 400-500r/min, is cooled to room temperature and produces material A；
S2, by rubble, middle sand, nano-calcium carbonate, miberal powder, nano silicon, nano aluminium oxide, flyash, talcum powder,
Iron chloride, magnesium chloride, magnesia and sepiolite are ground to 40-60 mesh granular materials, and it is fine then to add modified carbon fiber, asbestos
Dimension, straw and Silane coupling reagent KH-570 are well mixed, and are stirred 35-55min in 500-600r/min, are produced material B；
S3, by material A, material B, the cement of general silicon 42.5, water reducer, accelerator, thickener, polyvinyl alcohol, dispersant, expansion
Powder, water and modified additive are well mixed, and are stirred 20-50min in 850-1250r/min, 50-60 DEG C are warming up to, in 450-
650r/min stirs 25-45min, and material C is obtained after being cooled to room temperature；
S4, with Non-fired brick moulding machine under 25-35MPa pressure material C is compressing non-burning brick；
S5, spontaneously dry maintenance 6-8d at normal temperatures with spraying.
In the present invention, in the preparation technology of modified carbon fiber, deionized water is that solvent is not involved in reacting, so deionized water
Dosage be not restricted.
The present invention's is a kind of non-burning brick with excellent rupture strength, its raw material include the general cement of silicon 42.5, rubble, in
Sand, nano-calcium carbonate, miberal powder, nano silicon, nano aluminium oxide, flyash, talcum powder, iron chloride, magnesium chloride, oxidation
Magnesium, modified carbon fiber, asbestos fibre, straw, sepiolite, polystyrene emulsion, venamul, phenylpropyl alcohol breast
Liquid, styrene-butadiene emulsion, water reducer, accelerator, thickener, polyvinyl alcohol, dispersant, diffusant, water, Silane coupling reagent KH-570 and
Modified additive.Wherein using the general cement of silicon 42.5 as binder materials, with rubble, middle sand, nano-calcium carbonate, miberal powder, nano-silica
SiClx, nano aluminium oxide, flyash, talcum powder, iron chloride, magnesium chloride, magnesia, modified carbon fiber, asbestos fibre, plant straw
Stalk and sepiolite are aggregate, using polystyrene emulsion, venamul, styrene-acrylic emulsion and styrene-butadiene emulsion as reinforcing property
Additive, addition water reducer, accelerator, thickener, polyvinyl alcohol, dispersant, diffusant, water, Silane coupling reagent KH-570 and
Modified additive, by the cooperation of binder materials, aggregate, reinforcing property additive and auxiliary agent, is suppressed as auxiliary agent by being pressurized
And be shaped as it is non-burning brick, obtain it is non-burning brick there is excellent rupture strength, rupture strength has reached 13.9MPa.Wherein add
Polystyrene emulsion, venamul, styrene-acrylic emulsion and styrene-butadiene emulsion, can be substituted by the metal cation in aggregate
Hydrogen in polyacrylic acid group forms metal organic salt, due to interconnection effect of the metal cation to polymer, makes raw material
Generation condenses and hardening.Acid ion generates metal complex with metal ion crosslinked in raw material in styrene-acrylic emulsion, makes raw material
With very high compression strength and rupture strength, by adding silane coupler, realize between reinforcing property additive and aggregate
Effective combination.Silica, alumina content are higher in the flyash wherein added in aggregate, and have after high temperature sintering
Higher activity, further effect, drated calcium aluminate and hydrated calcium silicate can be generated with the calcium hydroxide formed during hydrated cementitious
Gel, so as to promote cement further hardening and the further raising of intensity.The addition of the water reducer of addition is effectively improved water
Dispersiveness of the mud in water, so as to improve the capillary structure of hardened paste, reduce the porosity of cement matrix；Accelerator
Addition improves the hydration of cement, so as to shorten its presetting period.The water main chain of thickener passes through hydrogen with surrounding water molecules
Key associate, improve its fluid volume, reduce Particle free activity space, so as to improve system viscosity or by point
The raising of viscosity is realized in the winding of subchain itself.The addition of polyvinyl alcohol polymer, in hydration process, polymer beads are gradual
It is limited in pore, and close accumulation horizon is formed in cement gel and aggregate surface, and gradually aggregation turns into continuous thin
Film, hydrated reaction product is bonded together into a complete network structure, so that the collagen of white cement base adhesive
Intensity be improved significantly.The modified carbon fiber added in aggregate is by the way that carbon fiber is cleaned by acetone extraction, then with sulphur
Acid is electrolyte, and deionized water is solvent, adds tetraethylene-glycol and is made into electrolyte, and using carbon fiber as anode, graphite is the moon
Pole, at room temperature, electrolysis polymerization is carried out, then cleaned with deionized water to remove the electrolyte ion of remained on surface and not
The monomer of polymerization, then dried in vacuum drying oven, be cooled to room temperature and obtain modified carbon fiber, can by modified carbon fiber
More uniform polymeric layer is formed, improves the binding ability between organic polymer, and then effectively increase the present invention
Non-burning brick rupture strength.Then the modified additive added in auxiliary agent is added by the way that the wooden calcium carbonate of alkalescence is dissolved in water
Triethanolamine is well mixed, and adjusts pH, is then added rosin and calcium hydroxide and is well mixed, be subsequently added into surfactant A ES,
Water-loss reducer, carboxymethyl cellulose and defoamer are well mixed, and are incubated after heating, be cooled to after stirring room temperature obtain being modified it is additional
Agent, apply in the non-burning brick preparation of the present invention, non-burning brick processability can be effectively improved, it is strong to improve non-burning brick anti-folding
Degree.
Embodiment
The present invention is described in detail with reference to specific embodiment, it should be appreciated that embodiment is served only for illustrating this hair
It is bright, rather than for limiting the invention, any modification made on the basis of the present invention, equivalent substitution etc. are in this hair
In bright protection domain.
In embodiment, the parts by weight of the general cement of silicon 42.5 can be 30 parts, 35 parts, 40 parts, 45 parts, 50 parts；It is broken
The parts by weight of stone can be 60 parts, 65 parts, 70 parts, 75 parts, 80 parts；The parts by weight of middle sand can be 20 parts, 21 parts, 22 parts, 23
Part, 24 parts, 25 parts, 26 parts, 27 parts, 28 parts, 29 parts, 30 parts；The parts by weight of nano-calcium carbonate can be 5 parts, 6 parts, 7 parts, 8
Part, 9 parts, 10 parts, 11 parts, 12 parts, 13 parts, 14 parts, 15 parts；The parts by weight of miberal powder can be 4 parts, 4.5 parts, 5 parts, 5.5 parts, 6
Part；The parts by weight of nano silicon can be 4 parts, 4.5 parts, 5 parts, 5.5 parts, 6 parts；The parts by weight of nano aluminium oxide can be
2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts；The parts by weight of flyash can be 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5
Part, 5.5 parts, 6 parts；The parts by weight of talcum powder can be 2 parts, 3 parts, 4 parts, 5 parts, 6 parts；The parts by weight of iron chloride can be 1 part,
1.5 parts, 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts；The parts by weight of magnesium chloride can be 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts, 5.5
Part, 6 parts；The parts by weight of magnesia can be 1 part, 2 parts, 3 parts, 4 parts, 5 parts；The parts by weight of modified carbon fiber can be 2 parts, 3
Part, 4 parts, 5 parts, 6 parts；The parts by weight of asbestos fibre can be 1 part, 2 parts, 3 parts, 4 parts, 5 parts；The parts by weight of straw can be with
For 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts；The parts by weight of sepiolite can be 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5
Part, 5.5 parts, 6 parts, 6.5 parts, 7 parts, 7.5 parts, 8 parts；The parts by weight of polystyrene emulsion can be 4 parts, 4.5 parts, 5 parts, 5.5
Part, 6 parts；The parts by weight of venamul can be 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts；Phenylpropyl alcohol breast
The parts by weight of liquid can be 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts, 5.5 parts, 6 parts；The parts by weight of styrene-butadiene emulsion can be 2 parts, 3
Part, 4 parts, 5 parts, 6 parts；The parts by weight of water reducer can be 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts；The parts by weight of accelerator can be with
For 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts；The parts by weight of thickener can be 1 part, 1.5 parts, 2 parts, 2.5 parts, 3
Part；The parts by weight of polyvinyl alcohol can be 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5 parts；The parts by weight of dispersant can be with
For 1 part, 1.5 parts, 2 parts, 2.5 parts, 3 parts, 3.5 parts, 4 parts；The parts by weight of diffusant can be 3 parts, 3.5 parts, 4 parts, 4.5 parts, 5
Part, 5.5 parts, 6 parts；The parts by weight of water can be 20 parts, 21 parts, 22 parts, 23 parts, 24 parts, 25 parts, 26 parts, 27 parts, 28 parts, 29
Part, 30 parts；The parts by weight of Silane coupling reagent KH-570 can be 4 parts, 4.5 parts, 5 parts, 5.5 parts, 6 parts, 6.5 parts, 7 parts, 7.5
Part, 8 parts；The parts by weight of modified additive can be 4 parts, 4.5 parts, 5 parts, 5.5 parts, 6 parts.
Embodiment 1
Proposed by the present invention a kind of non-burning brick with excellent rupture strength, its raw material includes by weight：General silicon 42.5
40 parts of cement, 70 parts of rubble, 25 parts of middle sand, 10 parts of nano-calcium carbonate, 5 parts of miberal powder, 5 parts of nano silicon, nano aluminium oxide
3.5 parts, 4.5 parts of flyash, 4 parts of talcum powder, 2.5 parts of iron chloride, 4.5 parts of magnesium chloride, 3 parts of magnesia, 4 parts of modified carbon fiber,
2.5 parts of asbestos fibre, 3.5 parts of straw, 5.5 parts of sepiolite, 5 parts of polystyrene emulsion, venamul 3.5
Part, 4.5 parts of styrene-acrylic emulsion, 4 parts of styrene-butadiene emulsion, 4 parts of water reducer, 3.5 parts of accelerator, 2 parts of thickener, polyvinyl alcohol 3.5 part, point
2.5 parts of powder, 4.5 parts of diffusant, 25 parts of water, 6 parts of Silane coupling reagent KH-570,5 parts of modified additive.
Modified carbon fiber is prepared by following technique：3.5 parts of carbon fibers are cleaned by acetone extraction by weight
49h, then using 4.5 parts of sulfuric acid as electrolyte, deionized water is solvent, adds the three contracting tetrems two that 4 parts of mass fractions are 1.0%
Alcohol is made into electrolyte, and using carbon fiber as anode, graphite is negative electrode, and at room temperature, polymerization electric current is 90mA, polymerization time 60s
Electrolysis polymerization is carried out, is then cleaned with deionized water to remove the electrolyte ion of remained on surface and unconverted monomer,
Then 12h is dried in 50 DEG C of vacuum drying ovens, room temperature is cooled to and obtains modified carbon fiber.
Modified additive is prepared by following technique：9 parts of wooden calcium carbonate of alkalescence are added into 20 parts of water dissolvings by weight,
Then 6 parts of triethanolamines are added to be well mixed, adjust pH to 7.7,4.5 parts of rosin is then added and 3 parts of calcium hydroxide mixing is equal
It is even, it is equal to be subsequently added into 2.5 parts of surfactant A ES, 3.5 parts of water-loss reducers, 2 parts of carboxymethyl celluloses and 3.5 parts of defoamer mixing
It is even, 50 DEG C are warming up to, is incubated 2.5h, 3h is stirred in 2000r/min rotating speeds, is cooled to room temperature and obtains modified additive.
The continuous size fraction of rubble is 28.5mm.The modulus of fineness of middle sand is 3.05, particle diameter 2.5nm.
A kind of non-burning brick preparation method with excellent rupture strength of the present invention, comprises the following steps：
S1, by polystyrene emulsion, venamul, styrene-acrylic emulsion and styrene-butadiene emulsion add reactor in, rise
Temperature stirs 40min to 85 DEG C, in 450r/min, is cooled to room temperature and produces material A；
S2, by rubble, middle sand, nano-calcium carbonate, miberal powder, nano silicon, nano aluminium oxide, flyash, talcum powder,
Iron chloride, magnesium chloride, magnesia and sepiolite are ground to 50 mesh granular materials, then add modified carbon fiber, asbestos fibre,
Straw and Silane coupling reagent KH-570 are well mixed, and are stirred 45min in 550r/min, are produced material B；
S3, by material A, material B, the cement of general silicon 42.5, water reducer, accelerator, thickener, polyvinyl alcohol, dispersant, expansion
Powder, water and modified additive are well mixed, and are stirred 35min in 1050r/min, are warming up to 55 DEG C, are stirred in 550r/min
35min, material C is obtained after being cooled to room temperature；
S4, with Non-fired brick moulding machine under 30MPa pressure material C is compressing non-burning brick；
S5, spontaneously dry maintenance 7d at normal temperatures with spraying.
Embodiment 2
Proposed by the present invention a kind of non-burning brick with excellent rupture strength, its raw material includes by weight：General silicon 42.5
30 parts of cement, 80 parts of rubble, 20 parts of middle sand, 15 parts of nano-calcium carbonate, 4 parts of miberal powder, 6 parts of nano silicon, nano aluminium oxide 2
Part, 6 parts of flyash, 2 parts of talcum powder, 4 parts of iron chloride, 3 parts of magnesium chloride, 5 parts of magnesia, 2 parts of modified carbon fiber, asbestos fibre 5
Part, 2 parts of straw, 8 parts of sepiolite, 4 parts of polystyrene emulsion, 5 parts of venamul, 3 parts of styrene-acrylic emulsion, butylbenzene
6 parts of emulsion, 3 parts of water reducer, 5 parts of accelerator, 1 part of thickener, 5 parts of polyvinyl alcohol, 1 part of dispersant, 6 parts of diffusant, 20 parts of water,
8 parts of Silane coupling reagent KH-570,4 parts of modified additive.
Modified carbon fiber is prepared by following technique：2 parts of carbon fibers are cleaned into 52h by acetone extraction by weight,
Then using 3 parts of sulfuric acid as electrolyte, deionized water is solvent, adds the tetraethylene-glycol that 6 parts of mass fractions are 0.5% and is made into
Electrolyte, using carbon fiber as anode, graphite is negative electrode, and at room temperature, polymerization electric current is 95mA, polymerization time is that 50s carries out electricity
Depolymerize, then cleaned with deionized water to remove the electrolyte ion of remained on surface and unconverted monomer, Ran Houyu
10h is dried in 55 DEG C of vacuum drying ovens, room temperature is cooled to and obtains modified carbon fiber.
Modified additive is prepared by following technique：6 parts of wooden calcium carbonate of alkalescence are added into 25 parts of water dissolvings by weight,
Then 4 parts of triethanolamines are added to be well mixed, pH to 8.2 is adjusted, then adds 3 parts of rosin and 4 parts of calcium hydroxides are well mixed,
It is subsequently added into 1 part of surfactant A ES, 5 parts of water-loss reducers, 1 part of carboxymethyl cellulose and 5 parts of defoamers to be well mixed, is warming up to
45 DEG C, 3.5h is incubated, 4h is stirred in 1500r/min rotating speeds, is cooled to room temperature and obtains modified additive.
The continuous size fraction of rubble is 25.5mm.The modulus of fineness of middle sand is 3.2, particle diameter 2.0nm.
A kind of non-burning brick preparation method with excellent rupture strength of the present invention, comprises the following steps：
S1, by polystyrene emulsion, venamul, styrene-acrylic emulsion and styrene-butadiene emulsion add reactor in, rise
Temperature stirs 35min to 80 DEG C, in 500r/min, is cooled to room temperature and produces material A；
S2, by rubble, middle sand, nano-calcium carbonate, miberal powder, nano silicon, nano aluminium oxide, flyash, talcum powder,
Iron chloride, magnesium chloride, magnesia and sepiolite are ground to 60 mesh granular materials, then add modified carbon fiber, asbestos fibre,
Straw and Silane coupling reagent KH-570 are well mixed, and are stirred 55min in 500r/min, are produced material B；
S3, by material A, material B, the cement of general silicon 42.5, water reducer, accelerator, thickener, polyvinyl alcohol, dispersant, expansion
Powder, water and modified additive are well mixed, and are stirred 50min in 850r/min, are warming up to 50 DEG C, are stirred in 650r/min
25min, material C is obtained after being cooled to room temperature；
S4, with Non-fired brick moulding machine under 35MPa pressure material C is compressing non-burning brick；
S5, spontaneously dry maintenance 6d at normal temperatures with spraying.
Embodiment 3
Proposed by the present invention a kind of non-burning brick with excellent rupture strength, its raw material includes by weight：General silicon 42.5
50 parts of cement, 60 parts of rubble, 30 parts of middle sand, 5 parts of nano-calcium carbonate, 6 parts of miberal powder, 4 parts of nano silicon, nano aluminium oxide 5
Part, 3 parts of flyash, 6 parts of talcum powder, 1 part of iron chloride, 6 parts of magnesium chloride, 1 part of magnesia, 6 parts of modified carbon fiber, asbestos fibre 1
Part, 5 parts of straw, 3 parts of sepiolite, 6 parts of polystyrene emulsion, 2 parts of venamul, 6 parts of styrene-acrylic emulsion, butylbenzene
2 parts of emulsion, 5 parts of water reducer, 2 parts of accelerator, 3 parts of thickener, 2 parts of polyvinyl alcohol, 4 parts of dispersant, 3 parts of diffusant, 30 parts of water,
4 parts of Silane coupling reagent KH-570,6 parts of modified additive.
Modified carbon fiber is prepared by following technique：5 parts of carbon fibers are cleaned into 46h by acetone extraction by weight,
Then using 6 parts of sulfuric acid as electrolyte, deionized water is solvent, adds the tetraethylene-glycol that 2 parts of mass fractions are 1.5% and is made into
Electrolyte, using carbon fiber as anode, graphite is negative electrode, and at room temperature, polymerization electric current is 85mA, polymerization time is that 70s carries out electricity
Depolymerize, then cleaned with deionized water to remove the electrolyte ion of remained on surface and unconverted monomer, Ran Houyu
14h is dried in 45 DEG C of vacuum drying ovens, room temperature is cooled to and obtains modified carbon fiber.
Modified additive is prepared by following technique：By weight by 12 parts of wooden calcium carbonate of alkalescence add 15 parts it is water-soluble
Solution, then add 8 parts of triethanolamines and be well mixed, adjust pH to 7.2, then add 6 parts of rosin and 2 parts of calcium hydroxide mixing are equal
It is even, it is subsequently added into 4 parts of surfactant A ES, 2 parts of water-loss reducers, 3 parts of carboxymethyl celluloses and 2 parts of defoamers and is well mixed, heats up
To 55 DEG C, 1.5h is incubated, 2h is stirred in 2500r/min rotating speeds, is cooled to room temperature and obtains modified additive.
The continuous size fraction of rubble is 31.5mm.The modulus of fineness of middle sand is 2.9, particle diameter 3.0nm.
A kind of non-burning brick preparation method with excellent rupture strength of the present invention, comprises the following steps：
S1, by polystyrene emulsion, venamul, styrene-acrylic emulsion and styrene-butadiene emulsion add reactor in, rise
Temperature stirs 45min to 90 DEG C, in 400r/min, is cooled to room temperature and produces material A；
S2, by rubble, middle sand, nano-calcium carbonate, miberal powder, nano silicon, nano aluminium oxide, flyash, talcum powder,
Iron chloride, magnesium chloride, magnesia and sepiolite are ground to 40 mesh granular materials, then add modified carbon fiber, asbestos fibre,
Straw and Silane coupling reagent KH-570 are well mixed, and are stirred 35min in 600r/min, are produced material B；
S3, by material A, material B, the cement of general silicon 42.5, water reducer, accelerator, thickener, polyvinyl alcohol, dispersant, expansion
Powder, water and modified additive are well mixed, and are stirred 20min in 1250r/min, are warming up to 60 DEG C, are stirred in 450r/min
45min, material C is obtained after being cooled to room temperature；
S4, with Non-fired brick moulding machine under 25MPa pressure material C is compressing non-burning brick；
S5, spontaneously dry maintenance 8d at normal temperatures with spraying.
Embodiment 4
Proposed by the present invention a kind of non-burning brick with excellent rupture strength, its raw material includes by weight：General silicon 42.5
35 parts of cement, 75 parts of rubble, 22 parts of middle sand, 12 parts of nano-calcium carbonate, 4.5 parts of miberal powder, 5.5 parts of nano silicon, nano oxygen
Change 3 parts of aluminium, 5 parts of flyash, 3 parts of talcum powder, 3 parts of iron chloride, 4 parts of magnesium chloride, 4 parts of magnesia, 3 parts of modified carbon fiber, asbestos
4 parts of fiber, 3 parts of straw, 7 parts of sepiolite, 4.5 parts of polystyrene emulsion, 4 parts of venamul, styrene-acrylic emulsion 4
Part, 5 parts of styrene-butadiene emulsion, 3.5 parts of water reducer, 4 parts of accelerator, 1.5 parts of thickener, 4 parts of polyvinyl alcohol, 2 parts of dispersant, diffusant
5 parts, 22 parts of water, 7 parts of Silane coupling reagent KH-570,4.5 parts of modified additive.
Modified carbon fiber is prepared by following technique：3 parts of carbon fibers are cleaned into 51h by acetone extraction by weight,
Then using 4 parts of sulfuric acid as electrolyte, deionized water is solvent, adds the tetraethylene-glycol that 5 parts of mass fractions are 0.8% and is made into
Electrolyte, using carbon fiber as anode, graphite is negative electrode, and at room temperature, polymerization electric current is 92mA, polymerization time is that 55s carries out electricity
Depolymerize, then cleaned with deionized water to remove the electrolyte ion of remained on surface and unconverted monomer, Ran Houyu
11h is dried in 52 DEG C of vacuum drying ovens, room temperature is cooled to and obtains modified carbon fiber.
Modified additive is prepared by following technique：7 parts of wooden calcium carbonate of alkalescence are added into 22 parts of water dissolvings by weight,
Then 5 parts of triethanolamines are added to be well mixed, adjust pH to 8.1,4 parts of rosin is then added and 3.5 parts of calcium hydroxide mixing is equal
It is even, it is subsequently added into 2 parts of surfactant A ES, 4 parts of water-loss reducers, 1.5 parts of carboxymethyl celluloses and 4 parts of defoamers and is well mixed, rises
Temperature is incubated 3.2h to 48 DEG C, stirs 3.5h in 1800r/min rotating speeds, is cooled to room temperature and obtains modified additive.
The continuous size fraction of rubble is 25.8mm.The modulus of fineness of middle sand is 3.1, particle diameter 2.2nm.
A kind of non-burning brick preparation method with excellent rupture strength of the present invention, comprises the following steps：
S1, by polystyrene emulsion, venamul, styrene-acrylic emulsion and styrene-butadiene emulsion add reactor in, rise
Temperature stirs 38min to 82 DEG C, in 480r/min, is cooled to room temperature and produces material A；
S2, by rubble, middle sand, nano-calcium carbonate, miberal powder, nano silicon, nano aluminium oxide, flyash, talcum powder,
Iron chloride, magnesium chloride, magnesia and sepiolite are ground to 55 mesh granular materials, then add modified carbon fiber, asbestos fibre,
Straw and Silane coupling reagent KH-570 are well mixed, and are stirred 52min in 520r/min, are produced material B；
S3, by material A, material B, the cement of general silicon 42.5, water reducer, accelerator, thickener, polyvinyl alcohol, dispersant, expansion
Powder, water and modified additive are well mixed, and are stirred 45min in 880r/min, are warming up to 52 DEG C, are stirred in 620r/min
28min, material C is obtained after being cooled to room temperature；
S4, with Non-fired brick moulding machine under 34MPa pressure material C is compressing non-burning brick；
S5, spontaneously dry maintenance 6.5d at normal temperatures with spraying.
Embodiment 5
Proposed by the present invention a kind of non-burning brick with excellent rupture strength, its raw material includes by weight：General silicon 42.5
It is 45 parts of cement, 65 parts of rubble, 28 parts of middle sand, 8 parts of nano-calcium carbonate, 5.5 parts of miberal powder, 4.5 parts of nano silicon, nano oxidized
4 parts of aluminium, 4 parts of flyash, 5 parts of talcum powder, 2 parts of iron chloride, 5 parts of magnesium chloride, 2 parts of magnesia, 5 parts of modified carbon fiber, asbestos are fine
2 parts of dimension, 4 parts of straw, 4 parts of sepiolite, 5.5 parts of polystyrene emulsion, 3 parts of venamul, styrene-acrylic emulsion 5
Part, 3 parts of styrene-butadiene emulsion, 4.5 parts of water reducer, 3 parts of accelerator, 2.5 parts of thickener, 3 parts of polyvinyl alcohol, 3 parts of dispersant, diffusant
4 parts, 28 parts of water, 5 parts of Silane coupling reagent KH-570,5.5 parts of modified additive.
Modified carbon fiber is prepared by following technique：4 parts of carbon fibers are cleaned into 47h by acetone extraction by weight,
Then using 5 parts of sulfuric acid as electrolyte, deionized water is solvent, adds the tetraethylene-glycol that 3 parts of mass fractions are 1.2% and is made into
Electrolyte, using carbon fiber as anode, graphite is negative electrode, and at room temperature, polymerization electric current is 88mA, polymerization time is that 65s carries out electricity
Depolymerize, then cleaned with deionized water to remove the electrolyte ion of remained on surface and unconverted monomer, Ran Houyu
13h is dried in 48 DEG C of vacuum drying ovens, room temperature is cooled to and obtains modified carbon fiber.
Modified additive is prepared by following technique：By weight by 11 parts of wooden calcium carbonate of alkalescence add 18 parts it is water-soluble
Solution, then add 7 parts of triethanolamines and be well mixed, adjust pH to 7.3, then add 5 parts of rosin and 2.5 parts of calcium hydroxide mixing
Uniformly, 3 parts of surfactant A ES, 3 parts of water-loss reducers, 2.5 parts of carboxymethyl celluloses and 3 parts of defoamers are subsequently added into be well mixed,
52 DEG C are warming up to, is incubated 1.8h, 2.5h is stirred in 2200r/min rotating speeds, is cooled to room temperature and obtains modified additive.
The continuous size fraction of rubble is 31.2mm.The modulus of fineness of middle sand is 3.0, particle diameter 2.8nm.
A kind of non-burning brick preparation method with excellent rupture strength of the present invention, comprises the following steps：
S1, by polystyrene emulsion, venamul, styrene-acrylic emulsion and styrene-butadiene emulsion add reactor in, rise
Temperature stirs 42min to 88 DEG C, in 420r/min, is cooled to room temperature and produces material A；
S2, by rubble, middle sand, nano-calcium carbonate, miberal powder, nano silicon, nano aluminium oxide, flyash, talcum powder,
Iron chloride, magnesium chloride, magnesia and sepiolite are ground to 45-55 mesh granular materials, and it is fine then to add modified carbon fiber, asbestos
Dimension, straw and Silane coupling reagent KH-570 are well mixed, and are stirred 52min in 520r/min, are produced material B；
S3, by material A, material B, the cement of general silicon 42.5, water reducer, accelerator, thickener, polyvinyl alcohol, dispersant, expansion
Powder, water and modified additive are well mixed, and are stirred 45min in 880r/min, are warming up to 52 DEG C, are stirred in 620r/min
28min, material C is obtained after being cooled to room temperature；
S4, with Non-fired brick moulding machine under 34MPa pressure material C is compressing non-burning brick；
S5, spontaneously dry maintenance 6.5d at normal temperatures with spraying.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (8)
- It is 1. a kind of non-burning brick with excellent rupture strength, it is characterised in that its raw material includes by weight：The general cement of silicon 42.5 30-50 parts, rubble 60-80 parts, middle sand 20-30 parts, nano-calcium carbonate 5-15 parts, miberal powder 4-6 parts, nano silicon 4-6 parts, Nano aluminium oxide 2-5 parts, flyash 3-6 parts, talcum powder 2-6 parts, iron chloride 1-4 parts, magnesium chloride 3-6 parts, magnesia 1-5 parts, It is modified carbon fiber 2-6 parts, asbestos fibre 1-5 parts, straw 2-5 parts, sepiolite 3-8 parts, polystyrene emulsion 4-6 parts, poly- Vinyl acetate emulsion 2-5 parts, styrene-acrylic emulsion 3-6 parts, styrene-butadiene emulsion 2-6 parts, water reducer 3-5 parts, accelerator 2-5 parts, thickening Agent 1-3 parts, polyvinyl alcohol 2-5 parts, dispersant 1-4 parts, diffusant 3-6 parts, water 20-30 parts, Silane coupling reagent KH-570 4-8 Part, modified additive 4-6 parts.
- It is 2. according to claim 1 non-burning brick with excellent rupture strength, it is characterised in that modified carbon fiber is by as follows It is prepared by technique：By carbon fiber by acetone extraction cleaning 46-52h, then using sulfuric acid as electrolyte, deionized water is molten Agent, add the tetraethylene-glycol that mass fraction is 0.5-1.5% and be made into electrolyte, using carbon fiber as anode, graphite is negative electrode, At room temperature, polymerize electric current be 85-95mA, polymerization time be 50-70s carry out electrolysis polymerization, then carried out clearly with deionized water Wash to remove the electrolyte ion of remained on surface and unconverted monomer, 10-14h then dried in 45-55 DEG C of vacuum drying oven, It is cooled to room temperature and obtains modified carbon fiber.
- It is 3. according to claim 1 or 2 non-burning brick with excellent rupture strength, it is characterised in that modified carbon fiber In preparation technology, the weight ratio for the tetraethylene-glycol that carbon fiber, sulfuric acid and mass fraction are 0.5-1.5% is 2-5：3-6：2- 6。
- 4. there is the non-burning brick of excellent rupture strength according to claim any one of 1-3, it is characterised in that modification is additional The raw material of agent includes by weight：The wooden calcium carbonate 6-12 parts of alkalescence, water 15-25 parts, triethanolamine 4-8 parts, rosin 3-6 parts, Calcium hydroxide 2-4 parts, surfactant A ES 1-4 parts, water-loss reducer 2-5 parts, carboxymethyl cellulose 1-3 parts, defoamer 2-5 parts.
- 5. there is the non-burning brick of excellent rupture strength according to claim any one of 1-4, it is characterised in that modification is additional Agent is prepared by following technique：The wooden calcium carbonate of alkalescence is dissolved in water, triethanolamine is then added and is well mixed, adjust pH To 7.2-8.2, then add rosin and calcium hydroxide is well mixed, be subsequently added into surfactant A ES, water-loss reducer, carboxymethyl Cellulose and defoamer are well mixed, and are warming up to 45-55 DEG C, are incubated 1.5-3.5h, and 2- is stirred in 1500-2500r/min rotating speeds 4h, it is cooled to room temperature and obtains modified additive.
- 6. there is the non-burning brick of excellent rupture strength according to claim any one of 1-5, it is characterised in that the company of rubble Continuous grade is 25.5-31.5mm.
- 7. according to claim any one of 1-6 have excellent rupture strength it is non-burning brick, it is characterised in that middle sand it is thin Degree modulus is 2.9-3.2, particle diameter 2.0-3.0nm.
- 8. a kind of non-burning brick preparation method with excellent rupture strength according to claim any one of 1-7, it is special Sign is, comprises the following steps：S1, by polystyrene emulsion, venamul, styrene-acrylic emulsion and styrene-butadiene emulsion add reactor in, be warming up to 80-90 DEG C, 35-45min is stirred in 400-500r/min, room temperature is cooled to and produces material A；S2, by rubble, middle sand, nano-calcium carbonate, miberal powder, nano silicon, nano aluminium oxide, flyash, talcum powder, chlorination Iron, magnesium chloride, magnesia and sepiolite are ground to 40-60 mesh granular materials, then add modified carbon fiber, asbestos fibre, Straw and Silane coupling reagent KH-570 are well mixed, and are stirred 35-55min in 500-600r/min, are produced material B；S3, by material A, material B, the cement of general silicon 42.5, water reducer, accelerator, thickener, polyvinyl alcohol, dispersant, diffusion Agent, water and modified additive are well mixed, and are stirred 20-50min in 850-1250r/min, 50-60 DEG C are warming up to, in 450- 650r/min stirs 25-45min, and material C is obtained after being cooled to room temperature；S4, with Non-fired brick moulding machine under 25-35MPa pressure material C is compressing non-burning brick；S5, spontaneously dry maintenance 6-8d at normal temperatures with spraying.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108640606A (en) * | 2018-05-30 | 2018-10-12 | 王雪峰 | A kind of composite sludge is non-burning brick |
| CN110746173A (en) * | 2019-11-25 | 2020-02-04 | 和县明生环保材料有限责任公司 | Preparation method of baking-free brick with good freezing resistance |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150118484A1 (en) * | 2011-11-02 | 2015-04-30 | Shanghai Ape Stone Co., Ltd | Environment-friendly natural-like artificial stone containing fly ash and the method for producing the artificial stone |
| CN106186966A (en) * | 2016-07-26 | 2016-12-07 | 蚌埠市方阵商品混凝土有限公司 | A kind of concrete with excellent durability energy |
-
2017
- 2017-07-20 CN CN201710596299.5A patent/CN107417240A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150118484A1 (en) * | 2011-11-02 | 2015-04-30 | Shanghai Ape Stone Co., Ltd | Environment-friendly natural-like artificial stone containing fly ash and the method for producing the artificial stone |
| CN106186966A (en) * | 2016-07-26 | 2016-12-07 | 蚌埠市方阵商品混凝土有限公司 | A kind of concrete with excellent durability energy |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108640606A (en) * | 2018-05-30 | 2018-10-12 | 王雪峰 | A kind of composite sludge is non-burning brick |
| CN110746173A (en) * | 2019-11-25 | 2020-02-04 | 和县明生环保材料有限责任公司 | Preparation method of baking-free brick with good freezing resistance |
| CN110746173B (en) * | 2019-11-25 | 2022-03-25 | 和县明生环保材料有限责任公司 | Preparation method of baking-free brick with good freezing resistance |
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Application publication date: 20171201 |