CN105439628A - Refractory thermal-insulation aerated brick and preparation method thereof - Google Patents

Refractory thermal-insulation aerated brick and preparation method thereof Download PDF

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Publication number
CN105439628A
CN105439628A CN201510996341.3A CN201510996341A CN105439628A CN 105439628 A CN105439628 A CN 105439628A CN 201510996341 A CN201510996341 A CN 201510996341A CN 105439628 A CN105439628 A CN 105439628A
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China
Prior art keywords
parts
powder
added
stir
favorable
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Pending
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CN201510996341.3A
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Chinese (zh)
Inventor
石玉伟
梅林�
周明
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TONGLING FENGZE BUILDING MATERIALS TECHNOLOGY Co Ltd
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TONGLING FENGZE BUILDING MATERIALS TECHNOLOGY Co Ltd
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Priority to CN201510996341.3A priority Critical patent/CN105439628A/en
Publication of CN105439628A publication Critical patent/CN105439628A/en
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Classifications

    • 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
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/40—Compounds containing silicon, titanium or zirconium or other organo-metallic compounds; Organo-clays; Organo-inorganic complexes
    • C04B24/42—Organo-silicon compounds
    • C04B24/425—Organo-modified inorganic compounds, e.g. organo-clays
    • 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
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
    • 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
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
    • 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
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
    • C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
    • 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
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength

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

Abstract

The invention discloses a refractory thermal-insulation aerated brick which is prepared from the following raw materials in parts by weight: 20-30 parts of expanded perlite powder, 10-15 parts of mullite powder, 20-30 parts of cement, 3-5 parts of aluminum silicate fiber, 3-5 parts of organic silicon resin YR3370, 2-4 parts of phenolic resin, 0.3-0.5 part of sodium petroleum sulfonate, 3-5 parts of antimony trioxide, 0.3-0.5 part of silane coupling agent KH-570, 0.1-0.2 part of aluminum powder, 1-2 parts of pentaerythritol and 5-10 parts of modified silica sol. The aerated brick has the advantages of favorable water and permeation resistance, favorable crack resistance, favorable compression resistance, high durability, favorable fire resistance, favorable thermal-insulation effect and high practicality, and is suitable for use under high-temperature conditions.

Description

A kind of fire resistant heat preserving aerated bricks and preparation method thereof
Technical field
The present invention relates to building material technical field, particularly relate to a kind of fire resistant heat preserving aerated bricks and preparation method thereof.
Background technology
Aerated bricks is for main raw material with siliceous material (sand, flyash and containing silicon tailings etc.) and calcareous material (lime, cement), admixture foaming agent (aluminium powder), a kind of lightweight made by technological processs such as batching, stirring, cast, precuring, cutting, steam pressure, maintenances, the New Building Materials of porous, there is the good characteristics such as quality is light, resistivity against fire strong, high insulating effect, processibility are good, price is low, be a kind of ideal materials for wall, replaced traditional materials for walls such as common brick gradually and be widely used.But, the water-intake rate of aerated bricks is high, there is impervious, that resistance to cleavage is poor problem, in application process, easily produce crack, the easy bubbling of its facing, to come off, have impact on use properties and construction quality, and the fire resistant heat preserving poor-performing of common aerated bricks, be not suitable for the place needing high temperature, market potential demand cannot be met, need further exploitation and improve.
Summary of the invention
The object of the invention is exactly the defect in order to make up prior art, provides a kind of fire resistant heat preserving aerated bricks and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of fire resistant heat preserving aerated bricks, it is obtained by the raw material of following weight parts:
Swelling perlite powder 20-30, mullite powder 10-15, cement 20-30, aluminum silicate fiber 3-5, silicone resin YR33703-5, resol 2-4, petroleum sodium sulfonate 0.3-0.5, antimonous oxide 3-5, Silane coupling reagent KH-570 0.3-0.5, aluminium powder 0.1-0.2, tetramethylolmethane 1-2, modified silicasol 5-10;
Wherein modified silicasol is made up of the raw material of following weight part: alkenyl succinic anhydride 0.3-0.5, guar gum 0.3-0.5, and solid content is the silicon sol 10-15 of 30-40%, sodium lignosulfonate 0.3-0.5, water 10-15; Sodium lignosulfonate and alkenyl succinic anhydride are first added to the water to stir by the preparation method of modified silicasol, then add guar gum 60-80 DEG C and stir 0.5-1h, add silicon sol and stir, to obtain final product after cooling.
A preparation method for fire resistant heat preserving aerated bricks, comprises the following steps:
(1) raw material is taken by weight, first silicone resin YR3370, resol and Silane coupling reagent KH-570 are added in the dehydrated alcohol of 6-10 times of weight and mix, then swelling perlite powder, mullite powder, aluminium silicate fiber peacekeeping cement mixing 1-2h is added, grind 2-4h after drying, obtain modified powder;
(2) petroleum sodium sulfonate is added 600-800r/min in suitable quantity of water and stir 10-15min, the modified powder then added in aluminium powder and (1) stirs 5-10min under 50-100r/min condition, obtains mixed slurry;
(3) be poured into mould after being mixed with all the other raw materials by the mixed slurry in (2) and at 50-70 DEG C precuring 1-2 hour, fragment of brick is cut into after the demoulding, so fragment of brick to be sent in autoclave steam-cured 3-5 hour under 0.4-0.6MPa, 160-180 DEG C of condition, obtain fire resistant heat preserving aerated bricks.
Advantage of the present invention is:
The present invention carries out surface coating modification by silicone resin and resol to swelling perlite powder, mullite powder, aluminium silicate fiber peacekeeping cement mixing powder, effectively improves adhesive property and the water resistance of powder, plays effect of enhancing simultaneously; By alkenyl succinic anhydride, guar gum modified silicasol, promote the adhesion property of silicon sol; After each raw material is composite, obtained aerated bricks has good water proof anti-seepage, resistance to cleavage, and crushing resistance is good, weather resistance is high, and fire performance is good, high insulating effect, uses under being applicable to hot conditions, practical.
Embodiment
A kind of fire resistant heat preserving aerated bricks, it is obtained by the raw material of following weight parts:
Swelling perlite powder 20, mullite powder 10, cement 20, aluminum silicate fiber 3, silicone resin YR33703, resol 2, petroleum sodium sulfonate 0.3, antimonous oxide 3, Silane coupling reagent KH-570 0.3, aluminium powder 0.1, tetramethylolmethane 1, modified silicasol 5;
Wherein modified silicasol is made up of the raw material of following weight part: alkenyl succinic anhydride 0.3, guar gum 0.3, and solid content is the silicon sol 10 of 30%, sodium lignosulfonate 0.3, water 10; Sodium lignosulfonate and alkenyl succinic anhydride are first added to the water to stir by the preparation method of modified silicasol, then add guar gum 60 DEG C and stir 0.5h, add silicon sol and stir, to obtain final product after cooling.
A preparation method for fire resistant heat preserving aerated bricks, comprises the following steps:
(1) raw material is taken by weight, first silicone resin YR3370, resol and Silane coupling reagent KH-570 are added in the dehydrated alcohol of 6 times of weight and mix, then swelling perlite powder, mullite powder, aluminium silicate fiber peacekeeping cement mixing 1h is added, grind 2h after drying, obtain modified powder;
(2) petroleum sodium sulfonate is added 600r/min in suitable quantity of water and stir 10min, the modified powder then added in aluminium powder and (1) stirs 5min under 50r/min condition, obtains mixed slurry;
(3) be poured into mould after being mixed with all the other raw materials by the mixed slurry in (2) and precuring 1 hour at 50 DEG C, after the demoulding, cut into fragment of brick, so fragment of brick to be sent in autoclave under 0.4MPa, 160 DEG C of conditions steam-cured 3 hours, obtain fire resistant heat preserving aerated bricks.
Above-mentioned obtained aerated bricks the performance test results is as follows:
Thermal conductivity: 0.124W/mK;
Ultimate compression strength: 8.9MPa;
Dried contract: 0.17mm/m;
Refractory temperature: 700 DEG C;
Impervious: permeate completely under 0.03MPa hydraulic pressure time >=10h.

Claims (2)

1. a fire resistant heat preserving aerated bricks, is characterized in that, it is obtained by the raw material of following weight parts:
Swelling perlite powder 20-30, mullite powder 10-15, cement 20-30, aluminum silicate fiber 3-5, silicone resin YR33703-5, resol 2-4, petroleum sodium sulfonate 0.3-0.5, antimonous oxide 3-5, Silane coupling reagent KH-570 0.3-0.5, aluminium powder 0.1-0.2, tetramethylolmethane 1-2, modified silicasol 5-10;
Described modified silicasol is made up of the raw material of following weight part: alkenyl succinic anhydride 0.3-0.5, guar gum 0.3-0.5, and solid content is the silicon sol 10-15 of 30-40%, sodium lignosulfonate 0.3-0.5, water 10-15; Sodium lignosulfonate and alkenyl succinic anhydride are first added to the water to stir by the preparation method of modified silicasol, then add guar gum 60-80 DEG C and stir 0.5-1h, add silicon sol and stir, to obtain final product after cooling.
2. the preparation method of a kind of fire resistant heat preserving aerated bricks according to claim 1, is characterized in that, comprise the following steps:
(1) raw material is taken by weight, first silicone resin YR3370, resol and Silane coupling reagent KH-570 are added in the dehydrated alcohol of 6-10 times of weight and mix, then swelling perlite powder, mullite powder, aluminium silicate fiber peacekeeping cement mixing 1-2h is added, grind 2-4h after drying, obtain modified powder;
(2) petroleum sodium sulfonate is added 600-800r/min in suitable quantity of water and stir 10-15min, the modified powder then added in aluminium powder and (1) stirs 5-10min under 50-100r/min condition, obtains mixed slurry;
(3) be poured into mould after being mixed with all the other raw materials by the mixed slurry in (2) and at 50-70 DEG C precuring 1-2 hour, fragment of brick is cut into after the demoulding, so fragment of brick to be sent in autoclave steam-cured 3-5 hour under 0.4-0.6MPa, 160-180 DEG C of condition, obtain fire resistant heat preserving aerated bricks.
CN201510996341.3A 2015-12-24 2015-12-24 Refractory thermal-insulation aerated brick and preparation method thereof Pending CN105439628A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105985134A (en) * 2016-04-06 2016-10-05 铜陵丰泽建材科技有限公司 Sound-insulation heat-preservation aerated brick and preparation method thereof
CN105985077A (en) * 2016-04-06 2016-10-05 铜陵丰泽建材科技有限公司 Epoxy emulsion-containing high-strength aerated brick and preparation method thereof
CN105985135A (en) * 2016-04-06 2016-10-05 铜陵丰泽建材科技有限公司 Anti-freezing aerated brick and preparation method thereof
CN105985137A (en) * 2016-04-06 2016-10-05 铜陵丰泽建材科技有限公司 Rare-earth-containing corrosion-resistant aerated brick and preparation method thereof
CN105985136A (en) * 2016-04-06 2016-10-05 铜陵丰泽建材科技有限公司 Wear-resistant antifouling aerated brick and preparation method thereof
CN113929419A (en) * 2021-11-05 2022-01-14 山东天玉建材科技股份有限公司 Preparation method of autoclaved aerated concrete/aluminum silicate composite material and obtained product

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102887722A (en) * 2012-09-03 2013-01-23 蚌埠爱民汽车服务有限公司五河新型环保建材厂 Aerated brick produced by using palygorskite and processing method of aerated brick
CN103467006A (en) * 2013-08-05 2013-12-25 安徽中龙建材科技有限公司 Aerated concrete block with high thermal insulation property
CN103833407A (en) * 2014-01-14 2014-06-04 安徽盛仁新型建材有限公司 Papermaking waste residue aerated brick and manufacturing method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102887722A (en) * 2012-09-03 2013-01-23 蚌埠爱民汽车服务有限公司五河新型环保建材厂 Aerated brick produced by using palygorskite and processing method of aerated brick
CN103467006A (en) * 2013-08-05 2013-12-25 安徽中龙建材科技有限公司 Aerated concrete block with high thermal insulation property
CN103833407A (en) * 2014-01-14 2014-06-04 安徽盛仁新型建材有限公司 Papermaking waste residue aerated brick and manufacturing method thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105985134A (en) * 2016-04-06 2016-10-05 铜陵丰泽建材科技有限公司 Sound-insulation heat-preservation aerated brick and preparation method thereof
CN105985077A (en) * 2016-04-06 2016-10-05 铜陵丰泽建材科技有限公司 Epoxy emulsion-containing high-strength aerated brick and preparation method thereof
CN105985135A (en) * 2016-04-06 2016-10-05 铜陵丰泽建材科技有限公司 Anti-freezing aerated brick and preparation method thereof
CN105985137A (en) * 2016-04-06 2016-10-05 铜陵丰泽建材科技有限公司 Rare-earth-containing corrosion-resistant aerated brick and preparation method thereof
CN105985136A (en) * 2016-04-06 2016-10-05 铜陵丰泽建材科技有限公司 Wear-resistant antifouling aerated brick and preparation method thereof
CN113929419A (en) * 2021-11-05 2022-01-14 山东天玉建材科技股份有限公司 Preparation method of autoclaved aerated concrete/aluminum silicate composite material and obtained product

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Application publication date: 20160330