CN101255036B - Foam powder insulation wall hollow brick and preparation method thereof - Google Patents

Foam powder insulation wall hollow brick and preparation method thereof Download PDF

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Publication number
CN101255036B
CN101255036B CN200810010916XA CN200810010916A CN101255036B CN 101255036 B CN101255036 B CN 101255036B CN 200810010916X A CN200810010916X A CN 200810010916XA CN 200810010916 A CN200810010916 A CN 200810010916A CN 101255036 B CN101255036 B CN 101255036B
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urea
powder
parts
hollow brick
weight
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CN200810010916XA
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CN101255036A (en
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刘兴国
刘广文
姜军
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刘兴国
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions 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
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • C04B2111/28Fire resistance, i.e. materials resistant to accidental fires or high temperatures
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

Abstract

The invention relates to a foam powder insulation wall hollow brick and method for the production thereof. The hollow brick comprises the following components by a weight ratio of cement: urea-formaldehyde foam powder: aggregate: PVA powder: water is 8-25:35-55:40-70:1- 8:0.1-2. The foam powder insulation wall hollow brick has advantages of simple preparation, low production cost, environmental friendliness, non-environment pollution, good compressive strength and good seismic performance. The inventive hollow brick requires no external wall heat insulating engineering in the south owing to the low thermal conductivity and saved energy. The hollow brick is easy-to-get in raw material and suitable for large production.

Description

Foam powder insulation wall hollow brick and preparation method thereof
Technical field
The present invention relates to a kind of hollow brick and preparation method thereof, particularly relate to a kind of foam powder insulation wall hollow brick made from the urea-formaldehyde foamed plastics powder and preparation method thereof.
Background technology
High speed development along with building trade, people are to new insulation, the demand of the materials for wall of environmental protection is also more and more urgent, publication number is CN1474010 for this reason, open day is 2004.02.11, the patent No. is that 03133634.5 Chinese invention patent " lightweight small size hollow concrete blocks and preparation method thereof " discloses a kind of holllow building block, the structure of this holllow building block is the middle layer that accompanies light hollow between two panels, wherein the used raw material of panel is cement, breeze, water and hardening accelerator, the used raw material in middle layer is cement, breeze, porous plastics, the mortar special adhesive, water and hardening accelerator.This building block is compared with traditional hollow brick to have from characteristics such as heavy and light, high insulating effect.But because this holllow building block is multilayered structure, so production technique more complicated.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of foam powder insulation wall hollow brick and preparation method thereof, and this hollow brick has good insulation, heat insulation characteristics, and production technique is simple, environmental protection, and free from environmental pollution, antidetonation grade height, ultimate compression strength are good.
The technical scheme that the present invention adopts for its technical problem of solution is:
Foam powder insulation wall hollow brick, formed according to the following number of weight ratio by following component:
Cement: urea-formaldehyde foamed plastics powder: aggregate: polyvinyl alcohol rubber powder: water=8-25: 35-55: 40-70: 1-8: 0.1-2.
Described foam powder insulation wall hollow brick, formed according to the following number of weight ratio by following component:
Cement: urea-formaldehyde foamed plastics powder: aggregate: polyvinyl alcohol rubber powder: water=10-20: 41-48: 50-60: 2-5: 0.5-1.
Described foam powder insulation wall hollow brick, formed according to the following number of weight ratio by following component:
Cement: urea-formaldehyde foamed plastics powder: aggregate: polyvinyl alcohol rubber powder: water=15: 45: 55: 3: 0.8.
The order number of described urea-formaldehyde foamed plastics powder is the 20-40 order.
Described aggregate is made up of hard granular rubble powder, slag and quartz sand.
Prepare the method for foam powder insulation wall hollow brick, comprise the steps:
After getting the cement, urea-formaldehyde foamed plastics powder, aggregate and the polyvinyl alcohol rubber powder that meet above-mentioned parts by weight and putting into stirrer and fully mix, the water that adds above-mentioned parts by weight stirs, the mixture of above-mentioned raw materials is poured in the brick press mould, and oven dry gets final product behind the one-step die casting.
Advantage and effect that the present invention has are:
1, foam powder insulation wall hollow brick integral body of the present invention is with these raw material one-step die castings of cement, urea-formaldehyde foamed plastics powder, aggregate, polyvinyl alcohol rubber powder and water, so preparation technology is simple.
2, because one of raw material of the present invention is the urea-formaldehyde foamed plastics powder, can produce voluntarily, be that the hollow brick of raw material production is compared with the porous plastics made from the polystyrene of recovery, and production cost is extremely low, and very environmental protection, and is free from environmental pollution.
3, the present invention is owing to be raw material with the low urea-formaldehyde foamed plastics powder of thermal conductivity, so the thermal conductivity of hollow brick of the present invention is very low, is 0.082-0.092w/ (mk).Therefore the present invention has increased cement intensity owing to added the polyvinyl alcohol rubber powder, and the ultimate compression strength of hollow brick of the present invention is 6.0Mpa, and the antidetonation grade is six grades.The water-intake rate of hollow brick of the present invention is 10%, and density is 750kg/m 3
4, the aggregate of hollow brick of the present invention is made up of hard granular rubble powder, slag and quartz sand, effectively raise porosity, reduced the thermal conductivity of product, improved heat-insulating property, save energy uses hollow brick of the present invention not need to do the exterior-wall heat insulation engineering in south.Meet national energy saving building walling product standard.
5, the present invention is owing to being raw material with the urea-formaldehyde foamed plastics powder, and therefore anti-fire-retardant, the burning grade is B 2Level, oxygen index is 33.6%.
6, the raw material of hollow brick of the present invention is easy to get, and is fit to scale operation.
Embodiment
The invention will be further described below by embodiment:
Embodiment 1:
Foam powder insulation wall hollow brick, formed by following parts by weight by following component:
8 parts of cement, 55 parts in urea-formaldehyde foamed plastics powder, 70 parts in aggregate, 8 parts of polyvinyl alcohol rubber powders, 2 parts in water.
Described urea-formaldehyde foamed plastics powder is ground into 20-40 purpose powder with urea-formaldehyde foam plastic heat-insulating board and makes.Disclosed in the Chinese invention patent that the preparation method of urea-formaldehyde foam plastic heat-insulating board is 200510046937.3 in the patent No., publication number is CN1736936.Describe in detail more below:
Described urea-formaldehyde foam plastic heat-insulating board is made up of by following parts by weight following component:
The urea-formaldehyde resin of 50 weight parts, the sodium lauryl sulphate of 1.5 weight parts, the phosphoric acid of 0.5 weight part, the oxalic acid of 0.5 weight part, the phenol of 0.15 weight part, the urea of 1 weight, the magnesium chloride of 0.5 weight part, the water of 48 weight parts.The umber that wherein is used for preparing the water that sour whipping agent is arranged is that 14.112 parts, the umber of sodium lauryl sulphate are that 0.735 part, the umber of phenol are that 0.075 part, the umber of urea are 0.5 part.The umber that wherein is used for preparing the water of anacidity whipping agent is that 14.688 parts, the umber of sodium lauryl sulphate are that 0.765 part, the umber of phenol are that 0.075 part, the umber of urea are 0.5 part, and the umber that is used for diluting the water of urea-formaldehyde resin is 19.2 parts.The urea-formaldehyde resin solution that uses among this preparation method must be the environment protection type urea formaldehyde resin solution that formaldehyde content meets national standard.
1. get the urea-formaldehyde resin of 50kg, add the water of 19.2kg, be diluted to solution;
2. the preparation of sour whipping agent is arranged: the water of getting 14.112kg, add the sodium lauryl sulphate of 0.735kg, the phenol of 0.075kg, the urea of 0.5kg, phosphoric acid, 0.5kg oxalic acid and the 0.5kg magnesium chloride of 0.5kg when heating to 30 ℃ simultaneously, stirred 1 hour when being warming up to 70 ℃, regulating pH value is 1~2;
8. the preparation of anacidity whipping agent: get the water of 14.688kg, add the sodium lauryl sulphate of 0.765kg, the phenol of 0.075kg and the urea of 0.5kg when heating to 30 ℃ simultaneously, stirred 1 hour when being warming up to 70 ℃;
4. get blisters: will have sour whipping agent and anacidity whipping agent to mix, high-speed stirring 2~5 minutes, 1400~2800 rev/mins of rotating speeds, the urea-formaldehyde resin that adds dilution, continued high-speed stirring 2~5 minutes, and blasted air with air compressor simultaneously and after the urea-formaldehyde foam that generates is even continuously, make it to flow in the extrusion equipment;
5. extrusion molding: the extrusion equipment internal pressure is 50kg/cm 2~100kg/cm 2, temperature is 40~60 ℃, the time is 1~2 hour, gets final product an extrusion molding;
6. dry: the foams after the extrusion molding are put into kiln, store a large amount of steam in the kiln, humidity is 70~85%, and temperature is at 50~70 ℃, and drying time is 6~10 hours, namely can be made into urea-formaldehyde foam plastic heat-insulating board.
Urea-formaldehyde foam plastic heat-insulating board is ground into 20-40 purpose powder makes the urea-formaldehyde foamed plastics powder, after 8 parts of cement, 55 parts in urea-formaldehyde foamed plastics powder, 70 parts in aggregate, polyvinyl alcohol rubber powder are put into stirrer for 8 parts and are fully mixed, adding water 2 parts stirs, the mixture of above-mentioned raw materials is poured in the brick press mould, and oven dry gets final product behind the one-step die casting.Employed polyvinyl alcohol rubber powder is the GPVAH-7088 polyvinyl alcohol rubber powder of being produced by Chengdu million river Chemical Industry Science Co., Ltd in the present embodiment.Described aggregate is made up of hard particulate state rubble powder, slag and quartz sand.
Embodiment 2:
Foam powder insulation wall hollow brick, formed by following parts by weight by following component:
25 parts of cement, 35 parts in urea-formaldehyde foamed plastics powder, 40 parts in aggregate, 1 part of polyvinyl alcohol rubber powder, 0.1 part in water, other is with embodiment 1.
Embodiment 3:
Foam powder insulation wall hollow brick, formed by following parts by weight by following component:
10 parts of cement, 48 parts in urea-formaldehyde foamed plastics powder, 60 parts in aggregate, 5 parts of polyvinyl alcohol rubber powders, 1 part in water, other is with embodiment 1.
Embodiment 4:
Foam powder insulation wall hollow brick, formed by following parts by weight by following component:
20 parts of cement, 41 parts in urea-formaldehyde foamed plastics powder, 50 parts in aggregate, 2 parts of polyvinyl alcohol rubber powders, 0.5 part in water, other is with embodiment 1.
Embodiment 5:
Foam powder insulation wall hollow brick, formed by following parts by weight by following component:
15 parts of cement, 45 parts in urea-formaldehyde foamed plastics powder, 55 parts in aggregate, 3 parts of polyvinyl alcohol rubber powders, 0.8 part in water, other is with embodiment 1.
Embodiment 6:
22 parts of cement, 52 parts in urea-formaldehyde foamed plastics powder, 58 parts in aggregate, 6 parts of polyvinyl alcohol rubber powders, 0.3 part in water, other is with embodiment 1.

Claims (6)

1. foam powder insulation wall hollow brick is characterized in that being made up of according to the following number of weight ratio following component:
Cement: urea-formaldehyde foamed plastics powder: aggregate: polyvinyl alcohol rubber powder: water=8-25: 35-55: 40-70: 1-8: 0.1-2;
Described urea-formaldehyde foamed plastics powder is ground into powder by urea-formaldehyde foam plastic heat-insulating board and makes, and described urea-formaldehyde foam plastic heat-insulating board is made up of by following parts by weight following component:
The urea-formaldehyde resin of 50 weight parts, the sodium lauryl sulphate of 1.5 weight parts, the phosphoric acid of 0.5 weight part, the oxalic acid of 0.5 weight part, the phenol of 0.15 weight part, the urea of 1 weight, the magnesium chloride of 0.5 weight part, the water of 18 weight parts; The umber that wherein is used for preparing the water that sour whipping agent is arranged is that 14.112 parts, the umber of sodium lauryl sulphate are that 0.735 part, the umber of phenol are that 0.075 part, the umber of urea are 0.5 part; The umber that wherein is used for preparing the water of anacidity whipping agent is that 14.688 parts, the umber of sodium lauryl sulphate are that 0.765 part, the umber of phenol are that 0.075 part, the umber of urea are 0.5 part, and the umber that is used for diluting the water of urea-formaldehyde resin is 19.2 parts.
2. foam powder insulation wall hollow brick according to claim 1 is characterized in that being made up of according to the following number of weight ratio following component:
Cement: urea-formaldehyde foamed plastics powder: aggregate: polyvinyl alcohol rubber powder: water=10-20: 41-48: 50-60: 2-5: 0.5-1.
3. foam powder insulation wall hollow brick according to claim 1 is characterized in that being made up of according to the following number of weight ratio following component:
Cement: urea-formaldehyde foamed plastics powder: aggregate: polyvinyl alcohol rubber powder: water=15: 45: 55: 3: 0.8.
4. according to each described foam powder insulation wall hollow brick of claim 1-3, the order number that it is characterized in that described urea-formaldehyde foamed plastics powder is the 20-40 order.
5. according to each described foam powder insulation wall hollow brick of claim 1-3, it is characterized in that described aggregate is made up of hard granular rubble powder, slag and quartz sand.
6. the method for preparing the described foam powder insulation wall hollow brick of claim 1 is characterized in that this method comprises the steps:
After getting the cement, urea-formaldehyde foamed plastics powder, aggregate and the polyvinyl alcohol rubber powder that meet above-mentioned parts by weight and putting into stirrer and fully mix, the water that adds above-mentioned parts by weight stirs, the mixture of above-mentioned raw materials is poured in the brick press mould, and oven dry gets final product behind the one-step die casting.
CN200810010916XA 2008-04-03 2008-04-03 Foam powder insulation wall hollow brick and preparation method thereof Expired - Fee Related CN101255036B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN101255036B true CN101255036B (en) 2013-07-03

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104211332A (en) * 2014-08-15 2014-12-17 五河鼎顺新型建材有限公司 Polyethylene foam plastic powder-containing heat insulation wall hollow brick and making method thereof
CN108101579A (en) * 2017-12-29 2018-06-01 合肥候鸟新型材料有限公司 A kind of insulating brick
CN108516790A (en) * 2018-04-28 2018-09-11 赤水市瑞泰建材有限公司 A kind of solid waste regeneration materials for wall and preparation method thereof

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