CN101412608B - Composite foam mortar, and preparation and construction method thereof - Google Patents

Composite foam mortar, and preparation and construction method thereof Download PDF

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Publication number
CN101412608B
CN101412608B CN2008102172172A CN200810217217A CN101412608B CN 101412608 B CN101412608 B CN 101412608B CN 2008102172172 A CN2008102172172 A CN 2008102172172A CN 200810217217 A CN200810217217 A CN 200810217217A CN 101412608 B CN101412608 B CN 101412608B
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Prior art keywords
mortar
percent
composite foam
aggregate
foam
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CN2008102172172A
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CN101412608A (en
Inventor
李少强
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Shenzhen Guangtian group Limited by Share Ltd
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SHENZHEN GUANGTIAN DECORATION GROUP CO Ltd
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Classifications

    • 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
    • C04B28/04Portland cements
    • 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
    • C04B2111/00474Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00482Coating or impregnation materials
    • 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 composite foam mortar, which is prepared from the components by the following weight percentage through mechanically and evenly stirring: 20 to 30 percent of ordinary Portland cement, 5 to 8 percent of white lime, 8 to 10 percent of fly ash, 15 to 20 percent of light aggregate, 30 to 40 percent of heavy aggregate, 1.6 to 2.0 percent of foam initiator, and 3.0 to 5.0 percent of strength-keeping rubber powder, wherein the light aggregate is an inorganic vitrification hollow microsphere material; the heavy aggregate is a mixture of sand and coarse whiting powder; and the foam initiator is a mixture of an anionic surfactant and a foam stabilizer. The 30 to 50 weight percent of composite foam mortar is diluted by water, is constructed on a wall surface by a mortar mixer with instant mixed spray coating, and is scraped evenly by a running rule or a putty knife. The composite foam mortar can be constructed by adopting a mechanical guniting technology, thus the construction efficiency and the construction quality are improved, the material dosage on a unit area is reduced, and the cost is reduced. The composite foam mortar also has the advantages of water resistance and heat insulation, improved crack resistance, good compatibility with base layer brickworks, and simple and practical process; besides, the composite foam mortar is applicable to waterproof and heat insulation decoration engineering on the inner and outer surfaces of the outer walls of all buildings, in particular to the moist environments with high requirements on water resistance and heat insulation in south China.

Description

A kind of composite foam mortar and preparation method thereof and constructional method
Technical field
The present invention relates to a kind of mortar for building, especially relate to a kind of composite foam mortar and production technique thereof and constructional method.
Background technology
After the high speed steady progression of commerical ready-mixed concrete, commodity mortar will become the new trend that urban architecture already develops.The development building dry powder and mortar will play important effect to guaranteeing quality product, convenient construction, minimizing environmental pollution.Development of special purposes mortar can substitute some imported products, solve the special requirement of some engineerings to material property.The development building dry powder and mortar will play important effect to guaranteeing quality product, convenient construction, minimizing environmental pollution.The waterproof thermal-insulated decorative system of high-efficiency and energy-saving type composite exterior wall is the practice of innovation of energy-saving dry-mix aspect the building energy conservation decoration; Energy-saving composite foam mortar then be to the general goods dry-mix to the feeling free to try of energy-conserving and environment-protective direction Application and Development, be the country's green construction material supporting energetically to promote and the application project of green building construction field.Popular adhesive polystyrene granule heat-insulating mortar and common inorganic heat insulation mortar can't be used the machinery whitewashing in the market, and operating efficiency is low, and construction quality is poor, and the cost cost of unit surface is high.
Summary of the invention
The technical problem that the present invention will solve is: provide that a kind of raw material is easy to get, cheap and energy-saving composite foam mortar that can mechanically spraying.
For addressing the above problem, the present invention provides a kind of composite foam mortar, it is characterized in that, and by ordinary Portland cement, white lime, flyash, light-weight aggregate, heavy aggregate, the foam initiator is formed with guarantor's strong rubber powder, and the weight ratio of each component is:
Ordinary Portland cement 20-30
White lime 5-8
Flyash 8-10
Light-weight aggregate 15-20
Heavy aggregate 30-40
Foam initiator 1.6-2.0
Protect strong rubber powder 3.0-5.0;
Said light-weight aggregate is inorganic vitreous hollow microporous material;
Said heavy aggregate is the mixture of sand and dicalcium powder;
Said foam initiator is the mixture of AS and suds-stabilizing agent.
The weight ratio of said each component is:
Ordinary Portland cement 20
White lime 5
Flyash 10
Light-weight aggregate 20
Heavy aggregate 40
Foam initiator 2.0
Protect strong rubber powder 3.0.
AS mixes with weight ratio 3:1 with suds-stabilizing agent in the said foam initiator.
Said white lime aperture is less than 0.05mm.
Said flyash specification is more than the II level.
The sand in the said heavy aggregate and the weight ratio of dicalcium powder are 4:1.
The specification of said sand is 0-0.25mm; Said dicalcium powder specification is 0-0.1mm.
Said ordinary Portland cement is the cement that is greater than or equal to the R325 model.
Described composite foam mortar preparation method is: with ordinary Portland cement, white lime and flyash, and light-weight aggregate, heavy aggregate, foam initiator and protect the strong rubber powder and add successively, mixing machinery stirs and gets final product.
Described composite foam mortar, its constructional method is: said composite foam mortar is added water in the weight percentage ratio of 30-50%, and employing can mix the grey pulp grinder of spraying immediately constructs in metope, wipes off with guiding ruler or grey cutter to get final product again.
The mixture that the said foam initiator that the present invention adopts is AS and suds-stabilizing agent can be introduced stable foam, and the foam stabilization of moulding is remained to till the gelling sclerosis; Said guarantor's strong rubber powder is new modified latex powder, has water retention property and powerful redispersable latex powder morning, and is bonding through intermolecular forces, strengthens bonding strength and tensile strength to all base materials, reduces Young's modulus; Thickening, strengthen water-retentivity, improve workability, prolong opening/operable time, increase cementability, play balanced bonding effect, strengthen the anti-downslide property of mortar integral body; And improve hydrated reaction of cement speed promotion mortar hardening, improve the mortar early strength.Composite foam mortar by weight proportion preparation of the present invention is done the standard that apparent density (Kg/ cubic meter) can reach GB II type≤400; Thermal conductivity (the standard of W/ (m.K) 25 ℃≤0.085, ultimate compression strength (Mpa)>=0.4; This technology has solved the present situation that popular adhesive polystyrene granule heat-insulating mortar and common inorganic heat insulation mortar in the market can't be used the machinery whitewashing; Adopt the machinery whitewashing to improve operating efficiency and construction quality, adopt foaming technique to increase porosity; Reduce the material usage of unit surface, reduced the cost cost of unit surface.
Composite foam mortar of the present invention; Also reached save energy; Waterproof thermal-insulated, cracking resistance strengthens;, features simple and practical process good with the consistency of basic unit masonry, unit square rice cheap is applicable to the waterproof thermal-insulated decorative engineering of all external wall surfaces externally and internallies to be specially adapted to the environment that China south is moist rainy, waterproof and heat-insulating is had relatively high expectations.
Embodiment
Embodiment 1
According to weight proportion, with 20 parts of the ordinary Portland cements that is greater than or equal to the R325 model, the aperture is less than 5 parts of the white limes of 0.05mm; Specification is 10 parts in the above flyash of II level, 20 parts of light-weight aggregates, 40 parts of heavy aggregates; 2.0 parts of foam initiators (Guangzhou Honsea Chemistry Co., Ltd.); Protect 3 parts in strong rubber powder (Guangzhou positive great chemical industry ltd), add successively by above-mentioned weight ratio, mixing machinery stirs and promptly obtains composite foam mortar of the present invention.Said light-weight aggregate is inorganic vitreous hollow microporous material, is 740 type cenospheres of Xinyang, Henan China Henan mining company.Above-mentioned guarantor's strong rubber powder is new modified latex powder; Above-mentioned heavy aggregate is that the sand of 0-0.25mm and dicalcium powder that specification is 0-0.1mm are by weight mixing for 4:1 by specification; Above-mentioned foam initiator is mixed with weight ratio 3:1 by AS and suds-stabilizing agent.
Method of use: the water that above-mentioned foam mortar is added 30% weight ratio dilutes, and employing can mix the grey pulp grinder of spraying immediately constructs in metope, wipes off with guiding ruler or grey cutter to get final product again.
Embodiment 2
According to weight proportion, with 25 parts of ordinary Portland cements, 8 parts of white limes, 5 parts in flyash; 15 parts of light-weight aggregates, 42 parts of heavy aggregates, 2.0 parts of foam initiators; Protect 3 parts in strong rubber powder, add successively by above-mentioned weight ratio, mixing machinery stirs and promptly obtains composite foam mortar of the present invention.Wherein, the specification of each component and producer's model are with embodiment 1.
Method of use is with embodiment 1, and wherein the water addition ratio example is 50% weight percentage.
Changed the ratio that cement and flyash and weight gather materials in the present embodiment 2, discovery can make dry density obviously reduce, and heat-insulating property is slightly influential, but can reach technique effect of the present invention.
Embodiment 3
According to weight proportion, with 30 parts of ordinary Portland cements, 5 parts of white limes, 8 parts in flyash, 20 parts of light-weight aggregates, 32 parts of heavy aggregates, 1.6 parts of foam initiators are protected 3.4 parts in strong rubber powder, add successively by above-mentioned weight ratio, and mixing machinery stirs and gets final product.Wherein, the specification of each component and producer's model are with embodiment 1.
Method of use is with embodiment 1, and wherein the water addition ratio example is 40% weight percentage.
Present embodiment 3 has changed the consumption of foam initiator, finds dry density is slightly reduced, and the heat-insulating property influence is little, but can reach technique effect of the present invention.
Embodiment 4
According to weight proportion, with 20 parts of ordinary Portland cements, 5 parts of white limes, 7 parts in flyash, 20 parts of light-weight aggregates, 40 parts of heavy aggregates, 1.6 parts of foam initiators are protected 5.4 parts in strong rubber powder, add successively by above-mentioned weight ratio, and mixing machinery stirs and gets final product.Wherein, the specification of each component and producer's model are with embodiment 1.
Method of use is with embodiment 1, and wherein the water addition ratio example is 35% weight percentage.
Present embodiment 4 has increased the consumption of protecting the strong rubber powder, obviously improves ultimate compression strength, but cost is improved.

Claims (4)

1. a composite foam mortar is characterized in that, by ordinary Portland cement, and white lime, flyash, light-weight aggregate, heavy aggregate, the foam initiator is formed with guarantor's strong rubber powder, and the weight ratio of each component is:
Said light-weight aggregate is inorganic vitreous hollow microporous material;
Said heavy aggregate is the mixture of sand and dicalcium powder;
Said foam initiator is the mixture of AS and suds-stabilizing agent;
AS mixes with weight ratio with suds-stabilizing agent at 3: 1 in the said foam initiator;
The sand in the said heavy aggregate and the weight ratio of dicalcium powder are 4: 1;
Said white lime aperture is less than 0.05mm;
Said flyash specification is more than the II level;
The specification of said sand is 0-0.25mm; Said dicalcium powder specification is 0-0.1mm;
Said ordinary Portland cement is the cement that is greater than or equal to the R325 model.
2. composite foam mortar according to claim 1 is characterized in that, the weight ratio of said each component is:
3. the constructional method of the described composite foam mortar of claim 1 is: said composite foam mortar is added water 30-50% weight percentage, and employing can mix the grey pulp grinder of spraying immediately constructs in metope, wipes off with guiding ruler or grey cutter to get final product again.
4. the described composite foam mortar preparation method of claim 1 is: with ordinary Portland cement, white lime and flyash, and light-weight aggregate, heavy aggregate, foam initiator and protect the strong rubber powder and add successively, mixing machinery stirs and gets final product.
CN2008102172172A 2008-11-03 2008-11-03 Composite foam mortar, and preparation and construction method thereof Active CN101412608B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2008102172172A CN101412608B (en) 2008-11-03 2008-11-03 Composite foam mortar, and preparation and construction method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2008102172172A CN101412608B (en) 2008-11-03 2008-11-03 Composite foam mortar, and preparation and construction method thereof

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CN101412608A CN101412608A (en) 2009-04-22
CN101412608B true CN101412608B (en) 2012-05-23

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101696103B (en) * 2009-10-29 2013-07-03 深圳广田装饰集团股份有限公司 Masonry mortar for light building wall and construction method thereof
CN101786847B (en) * 2010-01-19 2012-06-13 深圳广田装饰集团股份有限公司 Repair mortar and construction method thereof
CN102503311A (en) * 2011-11-08 2012-06-20 中南大学 Cement-based waterproof and crack-resistant material suitable for foundation bed of railroad bed in expansive rock area
CN102584317A (en) * 2012-03-13 2012-07-18 邓安仲 Method for preparing foam concrete by using physical self-foaming
CN103396154B (en) * 2013-07-17 2014-12-31 中国矿业大学 Inorganic cured foam material for surface leaking stoppage of shallow buried coal seam mining area
CN108863216B (en) * 2018-07-10 2021-04-27 中冶武汉冶金建筑研究院有限公司 Inorganic foaming thermal insulation mortar capable of being sprayed

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1163873A (en) * 1997-01-31 1997-11-05 赵家成 Flyash (cinder) building mortar
US6638355B2 (en) * 1994-12-19 2003-10-28 David M. Shulman Synthetic aggregate and method of producing the same
CN1712385A (en) * 2004-06-23 2005-12-28 牛宁民 Cement foamer
CN1861543A (en) * 2005-05-12 2006-11-15 刘峰岳 Gypsum base plastering mortar and gypsum base gravity flowing levelling mortar

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6638355B2 (en) * 1994-12-19 2003-10-28 David M. Shulman Synthetic aggregate and method of producing the same
CN1163873A (en) * 1997-01-31 1997-11-05 赵家成 Flyash (cinder) building mortar
CN1712385A (en) * 2004-06-23 2005-12-28 牛宁民 Cement foamer
CN1861543A (en) * 2005-05-12 2006-11-15 刘峰岳 Gypsum base plastering mortar and gypsum base gravity flowing levelling mortar

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Owner name: SHENZHEN GUANGTIAN DECORATION GROUP CO., LTD.

Free format text: FORMER OWNER: SHENZHEN GUANGTIAN ENVIRONMENTAL COATING CO., LTD.

Effective date: 20090904

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Effective date of registration: 20090904

Address after: Shenzhen City, Guangdong Province, Luohu District River Road No. 1003 East will be 1 to 2 years post encoding layer: 518003

Applicant after: Shenzhen Guangtian Decoration Group Co., Ltd.

Address before: Shenzhen, Guangdong, Baoan District province Fuyong Street Community Bridge Road, community Code: 518103

Applicant before: Shenzhen Grandland Environment Protection Paint Co., Ltd.

C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CB03 Change of inventor or designer information

Inventor after: Li Shaoqiang

Inventor after: Hu Minghui

Inventor after: Cheng Jinling

Inventor after: Ning Hanjiang

Inventor after: Huang Jianqin

Inventor before: Li Shaoqiang

COR Change of bibliographic data
CP03 Change of name, title or address

Address after: Luohu District Shenzhen Shennan Road 518000 Guangdong province No. 2098 building Hirota Shenghua group

Patentee after: Shenzhen Guangtian group Limited by Share Ltd

Address before: Luohu District Shenzhen City, Guangdong province 518003 along North Road, No. 1003 East Kingkey 1~2 layer

Patentee before: Shenzhen Guangtian Decoration Group Co., Ltd.