CN106746797A - Masonry mortar cement special and preparation method thereof - Google Patents

Masonry mortar cement special and preparation method thereof Download PDF

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Publication number
CN106746797A
CN106746797A CN201611066122.6A CN201611066122A CN106746797A CN 106746797 A CN106746797 A CN 106746797A CN 201611066122 A CN201611066122 A CN 201611066122A CN 106746797 A CN106746797 A CN 106746797A
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CN
China
Prior art keywords
masonry mortar
cement special
mortar cement
mortar
masonry
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611066122.6A
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Chinese (zh)
Inventor
郭随华
王显斌
文寨军
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China Building Materials Academy CBMA
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China Building Materials Academy CBMA
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Filing date
Publication date
Application filed by China Building Materials Academy CBMA filed Critical China Building Materials Academy CBMA
Priority to CN201611066122.6A priority Critical patent/CN106746797A/en
Publication of CN106746797A publication Critical patent/CN106746797A/en
Pending legal-status Critical Current

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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
    • C04B7/00Hydraulic cements
    • C04B7/24Cements from oil shales, residues or waste other than slag
    • C04B7/26Cements from oil shales, residues or waste other than slag from raw materials containing flue dust, i.e. fly ash
    • 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
    • C04B7/00Hydraulic cements
    • C04B7/14Cements containing slag
    • C04B7/147Metallurgical slag
    • C04B7/153Mixtures thereof with other inorganic cementitious materials or other activators
    • C04B7/17Mixtures thereof with other inorganic cementitious materials or other activators with calcium oxide containing activators
    • C04B7/19Portland 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
    • C04B7/00Hydraulic cements
    • C04B7/36Manufacture of hydraulic cements in general
    • C04B7/48Clinker treatment
    • C04B7/52Grinding ; After-treatment of ground cement
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/10Production of cement, e.g. improving or optimising the production methods; Cement grinding

Abstract

The invention discloses a kind of masonry mortar cement special and preparation method thereof, belong to building field, wherein, described masonry mortar cement special is in terms of weight/mass percentage composition, including following component:Clinker >=40%, gypsum retarder≤6%, mixing material≤54%, the grinding aid with air-entraining function:0.02%~0.05%.The preparation method of masonry mortar cement special of the present invention is in cement pulverizing course grinding aid of the admixture with air-entraining function.Using masonry mortar cement special of the present invention, the mobility and cohesive force of mortar can be significantly improved, material consumption when prepared by mortar is saved and is significantly improved efficiency of construction.

Description

Masonry mortar cement special and preparation method thereof
Technical field
The present invention relates to building field, and in particular to a kind of masonry mortar cement special and preparation method thereof.
Background technology
With social development, living standards of the people raising and the progress of engineer applied technology, building is fitted up with house decoraton To the performance and environmental requirement more and more higher of masonry mortar in engineering, such as while sufficient intensity performance is met, in addition it is also necessary to Mortar has excellent workability and cementitiousness.The binding material used as building a wall, plaster, in the construction such as patch block, at present The alternative product of in the market mainly has general composite Portland cement, dry-mixed mortar and ceramic tile bond etc..It is general multiple Close the leading products that portland cement is still in decorations binding material.
It is also various in style, wherein with the compound of 32.5 strength grades for the cement in building decoration and fitment masonry mortar Commercially occupancy volume is maximum for portland cement, next to that the masonry cement of 22.5 strength grades.This two classes cement products makes The shortcomings of cement consumption is big, early strength is low, plasticity is poor, easy bleeding, cohesive force are poor occurs in, sand is reflected in construction Starch and be difficult stirring, " drinking water " is more, be difficult wall, " receiving dry " " speed is slow, builds reflection mortar when using easy to crack, hollowing, ceramic tile Grade easy to fall off some row problems.
The content of the invention
It is an object of the invention to provide a kind of masonry mortar cement special and preparation method thereof, masonry mortar of the invention Cement special can significantly improve masonry mortar construct when operating efficiency, be adapted to large area plastering engineering mortar injection apply Material consumption during with plastering construction is built in work, reduction by laying bricks or stones, and early strength is high, stable long-term strength and can improve mortar and finally harden Cohesive force afterwards.
The purpose of the present invention is achieved by the following technical solution:
A kind of masonry mortar cement special is the embodiment of the invention provides, described masonry mortar cement special is with quality hundred Divide content meter, including following component:Clinker >=40%, gypsum retarder≤6%, mixing material≤54%, with bleed work( The grinding aid of energy:0.02-0.05%.
Further, described masonry mortar cement special is in terms of weight/mass percentage composition, including following component:Clinker:40- 50%, gypsum retarder 1-6%, lime stone:10-40%, other mixing materials:10-40%, the grinding aid with air-entraining function Agent:0.02-0.05%.
Further, counted with the quality of described clinker as 100%, the quality percentage of tricalcium silicate contains in described clinker Amount>55%.
Further, described gypsum retarder is to meet G classes specified in GB/T 5483 or M classes, grade grade are Two grades or more than two grades of the natural gypsum, or meet industry by-product gypsum specified in GB/T21371.
Further, the mixing material for being used is for loss on ignition is below 5% and 28 days compressive strength rates are more than 70% Flyash or sintering slag.
Further, the mixing material for being used is to meet the technical requirements of GB/T 203 and quality coefficient K>1.2 granulation is high Stove slag.
Further, the mixing material for being used is the lime stone or stone of serge blue value≤1.4 and organic carbon content < 0.1% Limestone flour.
Further, the described grinding aid with air-entraining function is:Triisopropanolamine, polycarboxylate, diethyl isopropanol In amine, thiocyanic acid calcium salt, triethanolamine, diethylene glycol (DEG), APES, neopelex, enuatrol extremely It is few two kinds.
Further, the specific surface area of described masonry mortar cement special is 500~550m2/kg。
On the other hand, the embodiment of the present invention additionally provides a kind of preparation method of masonry mortar cement special, masonry mortar Cement special grinding process grinding aid of the admixture with air-entraining function.
Further, dihydrate gypsum dehydration rate is 30~80% in controlling masonry mortar cement special grinding process;Build by laying bricks or stones The specific surface area of mortar cement special is 500~550m2/kg。
Compared with prior art, the present patent application at least has the advantages that:
The present patent application is using 0.02%~0.05%, with the enhanced type grinding aids for stablizing air-entraining function, by building 4~12% (volume ratios) of introducing, the bubble of fine uniform in mortar cement special mortar are built, improves masonry mortar dedicated water silt particle The workability of slurry, reduces mortar " drinking water ", the labour intensity for conveniently stirring and reducing workman when mortar is built by laying bricks or stones or wiped one's face, it is possible to Reach the effect that masonry mortar cement special consumption is reduced under the conditions of certain volume;Significantly improve masonry mortar dedicated water silt particle Workability, water retention, the cohesive force of slurry simultaneously take into account its strength character simultaneously.
Masonry mortar cement special specific surface area is controlled in 500~550m2/ kg simultaneously combines easily mill mixing material ratio and block The control of dihydrate gypsum dehydration rate in mortar cement special grinding process is built, ultra-fine grain in increase masonry mortar cement special Quantity, improves the water-retaining property of mortar, improves mortar and the cohesive force for building matrix by laying bricks or stones.
By mixing material optimization and the Selective long-range DEPT effect of grinding aid, the early stage for improving masonry mortar cement special is strong Degree, shortening setting time, adapt to the demand of quickening efficiency of construction in Practical Project.
Specific embodiment
The present invention is described in further detail with reference to specific embodiment, but it is not as a limitation of the invention.
A kind of masonry mortar cement special, described masonry mortar cement special is in terms of weight/mass percentage composition including as follows Component:Clinker >=40%, gypsum retarder≤6%, the grinding aid with air-entraining function:0.02%~0.05%.
To note here is that:Use quality percentage composition is 0.02%~0.05%, with the increasing for stablizing air-entraining function Strong type grinding aid, by introducing the bubble of 4~12% (volume ratios), fine uniform in masonry mortar cement special mortar, changes The workability of kind masonry mortar cement special mortar, when reducing mortar " drinking water ", conveniently stir and reducing mortar and build by laying bricks or stones or wipe one's face The labour intensity of workman, it is possible to reach the effect that masonry mortar cement special consumption is reduced under the conditions of certain volume.
Above technical scheme can realize the purpose of the present invention, and preferred scheme is given on this basis.
Preferably, described cement is in terms of weight/mass percentage composition, including following component:Clinker:40-50%, gypsum Retarder 1-6%, lime stone:10-40%, other mixing materials:10-40%, the grinding aid with air-entraining function:0.02- 0.05%.
To note here is that:The present invention is not limited the species of mixing material, here preferably (with weight/mass percentage composition Meter):Lime stone 10-40%, other mixing material (slag, flyash, sintering slag or its any combination) 10-40%.
Preferably, being counted with the quality of described clinker as 100%, the quality percentage of tricalcium silicate contains in described clinker Amount>55%.
Preferably, described gypsum retarder is to meet G classes specified in GB/T 5483 or M classes, grade grade are Two grades or more than two grades of the natural gypsum, or meet industry by-product gypsum specified in GB/T21371.
Preferably, the mixing material for being used is for loss on ignition is below 5% and 28 days compressive strength rates are more than 70% Flyash or sintering slag.
Preferably, the mixing material for being used is to meet the technical requirements of GB/T 203 and quality coefficient K>1.2 granulation Blast-furnace cinder.
Preferably, the mixing material for being used be serge blue value≤1.4 and the lime stone of organic carbon content < 0.1% or Agstone.
Preferably, the described grinding aid with air-entraining function is:Triisopropanolamine, polycarboxylate, diethyl isopropanol In amine, thiocyanic acid calcium salt, triethanolamine, diethylene glycol (DEG), APES, neopelex, enuatrol extremely It is few two kinds.
Masonry mortar cement special specific surface area is controlled in 500~550m2/ kg simultaneously combines easily mill mixing material ratio and block The control of dihydrate gypsum dehydration rate in mortar cement special grinding process is built, ultra-fine grain in increase masonry mortar cement special Quantity, improves the water-retaining property of mortar, improves mortar and the cohesive force for building matrix by laying bricks or stones;(3) optimized and grinding aid by mixing material Selective long-range DEPT effect, improves the early strength of masonry mortar cement special, shortens setting time, adapts to accelerate in Practical Project The demand of efficiency of construction.
Preferably, the specific surface area of described masonry mortar cement special is 500~550m2/kg。
The inventive method has following key problem in technology:(1) require selection combined grinding production technology in ball mill Grinding is carried out, there is grindability difference due to entering to grind between different raw material, by intergrinding, masonry mortar could be increased special With the quantity of ultra-fine grain in finished cement and improve its grain composition, it is strong so as to significantly improve masonry mortar cement special early stage Degree, the workability and cohesiveness of mortar;(2) the research work of air entrained type grinding aid used in production, it is necessary to set up independent add-on system (including storage tank and flow valve), in case mixing with the common grinding aid used in the production of general masonry mortar cement special, shadow Bleed effect in musical sand slurry preparation process;(3) be ensure masonry mortar cement special in dihydrate gypsum dehydration rate, it is necessary to control Masonry mortar cement special disintegrating outlet temperature processed between 90~110 DEG C, for prevent masonry mortar cement special grind temperature it is too low, Temperature in use of must not usually require that is relatively low, storage for a long time clinker.
Noted here to be, masonry mortar cement special workability involved in the present patent application is without specified otherwise In the case of, refer mainly to fluidity, water retention or the bleeding quantity of standard masonry mortar dedicated water earth rubber sand, the denseness of mortar in kind, Delamination degree, cohesiveness etc..
Involved percentage composition is weight/mass percentage composition in the case of without specified otherwise in the present patent application.
Embodiment 1:
With the clinker of weight/mass percentage composition 47.5% (C in clinker3The weight/mass percentage composition of S for 58%), 25% flyash, 20% lime stone, 5% finely ground slag and 2.5% desulfurated plaster are basic proportioning, are drawn in grinding process process addition 0.05% Gas type grinding aid, the Fundamental Physical Properties of the high-performance masonry mortar M22.5 grade cement specials of preparation and mortar (quality in kind Than:Cement:Sand=1:5) comparing result such as table 1:
Table 1
Contrast test under equal conditions shows, using the masonry mortar cement special of present invention offer, prepared mortar Air content (percentage by volume) control 7% or so, can obviously improve the mobility of mortar --- reduce " eating for mortar in kind Water ", its delamination degree is reduced, the later strength compared to common masonry cement, hardened mortar is significantly improved.
Embodiment 2:
It is 44.0% clinker (C in clinker with weight/mass percentage composition3The weight/mass percentage composition of S is 62%) 30.0% lime Stone, 20.5% granulated blast-furnace slag and 5.5% ardealite are basic proportioning, add 0.02% He respectively in grinding process 0.03% research work of air entrained type grinding aid, the Fundamental Physical Properties of prepared high-performance masonry mortar cement special and mortar (quality in kind Than for:Cement:Sand=1:5) comparing result such as table 2:
Table 2
The result of laboratory test and engineering Comparative Survey on probation shows that the high-performance provided using the present invention builds sand by laying bricks or stones Slurry cement special, is remarkably improved the mobility of cement standard glue sand.When mortar in kind is prepared and used, and admixture quality hundred The general composite cement mortar of point mortar king of content 0.2% is compared, and in the case where identical consistency of mortar is controlled, be can obviously reduce Water consumption needed for mortar mixing, reduces coursing degree of mortar, improves the cohesive force and final strength of mortar.Scene result on probation Show, speed " is received and done " to mortar working confining force after by force, easily getting rid of slurry (amount of dropping is substantially reduced after easy Shang Qiang, upper wall), receipts face Spend fast and prepared under the conditions of identical material usage (weight) body accumulated amount big --- construction area increases under the conditions of wiping one's face Plus about 6~10%, shorten the engineering time about 20%.
The not most part of the present patent application, those skilled in the art can on demand select according to existing knowledge, such as prepare Design parameter in cement etc., will not be repeated here.
Above example is only exemplary embodiment of the invention, is not used in the limitation present invention, protection scope of the present invention It is defined by the claims.Those skilled in the art can make respectively in essence of the invention and protection domain to the present invention Modification or equivalent are planted, this modification or equivalent also should be regarded as being within the scope of the present invention.

Claims (11)

1. a kind of masonry mortar cement special, it is characterised in that described masonry mortar cement special in terms of weight/mass percentage composition, Including following component:Clinker >=40%, gypsum retarder≤6%, mixing material≤54%, the grinding aid with air-entraining function Agent:0.02-0.05%.
2. masonry mortar cement special according to claim 1, it is characterised in that described masonry mortar cement special with Weight/mass percentage composition meter, including following component:Clinker:40-50%, gypsum retarder 1-6%, lime stone:10-40%, its Its mixing material:10-40%, the grinding aid with air-entraining function:0.02-0.05%.
3. masonry mortar cement special according to claim 1, it is characterised in that the quality with described clinker is 100% meter, the weight/mass percentage composition of tricalcium silicate in described clinker>55%.
4. masonry mortar cement special according to claim 1, it is characterised in that described gypsum retarder is to meet G classes specified in GB/T 5483 or M classes, grade grade are the natural gypsum of two grades or more than two grades, or meet GB/T 21371 Specified in industry by-product gypsum.
5. masonry mortar cement special according to claim 1, it is characterised in that the mixing material for being used is loss on ignition Below 5% and the flyash or sintering slag of 28 days compressive strength rates more than 70%.
6. masonry mortar cement special according to claim 1, it is characterised in that the mixing material for being used is to meet The technical requirements of GB/T 203 and quality coefficient K>1.2 granulated blast-furnace slag.
7. masonry mortar cement special according to claim 1, it is characterised in that the mixing material for being used is serge blue It is worth the lime stone or agstone of≤1.4 and organic carbon content < 0.1%.
8. masonry mortar cement special according to claim 1, it is characterised in that the described grinding aid with air-entraining function Agent is:Triisopropanolamine, polycarboxylate, diethyl isopropanolamine, thiocyanic acid calcium salt, triethanolamine, diethylene glycol (DEG), alkyl phenol polyoxy second In alkene ether, neopelex, enuatrol at least two.
9. masonry mortar cement special according to claim 1, it is characterised in that described masonry mortar cement special Specific surface area is 500~550m2/kg。
10. a kind of preparation method of masonry mortar cement special, it is characterised in that masonry mortar cement special grinding process is filled Grinding aid with air-entraining function.
The preparation method of 11. masonry mortar cement specials according to claim 10, it is characterised in that control masonry mortar Dihydrate gypsum dehydration rate is 30~80% in cement special grinding process;The specific surface area of masonry mortar cement special be 500~ 550m2/kg。
CN201611066122.6A 2016-11-28 2016-11-28 Masonry mortar cement special and preparation method thereof Pending CN106746797A (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110563355A (en) * 2019-09-29 2019-12-13 冀东水泥重庆合川有限责任公司 Masonry cement for home decoration and production method thereof
CN110981233A (en) * 2019-12-19 2020-04-10 安徽海螺新材料科技有限公司 Ferronickel slag masonry cement and preparation method thereof
CN113860767A (en) * 2021-10-19 2021-12-31 广西都安西江鱼峰水泥有限公司 High-doped inferior waste residue masonry cement and production method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101182139A (en) * 2007-11-12 2008-05-21 华南理工大学 Masonry cement having higher strength and water retention
CN101913804A (en) * 2010-07-23 2010-12-15 邵阳市宝鑫高科新材开发有限公司 Dry-mixed mortar material and preparation method thereof
CN103319126A (en) * 2013-06-05 2013-09-25 绍兴益生砂浆有限公司 Novel dry-mixing masonry mortar
CN104230294A (en) * 2014-09-13 2014-12-24 长沙海弘建材有限公司 Gypsum-based masonry mortar and preparation method thereof
CN105622012A (en) * 2015-12-25 2016-06-01 江苏蓝圈新材料有限公司 Masonry mortar
CN106007560A (en) * 2016-05-18 2016-10-12 浙江益森科技股份有限公司 Masonry mortar for autoclaved aerated concrete
CN106082868A (en) * 2016-06-20 2016-11-09 浙江正裕科技股份有限公司 A kind of novel dry-mixed masonry mortar

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101182139A (en) * 2007-11-12 2008-05-21 华南理工大学 Masonry cement having higher strength and water retention
CN101913804A (en) * 2010-07-23 2010-12-15 邵阳市宝鑫高科新材开发有限公司 Dry-mixed mortar material and preparation method thereof
CN103319126A (en) * 2013-06-05 2013-09-25 绍兴益生砂浆有限公司 Novel dry-mixing masonry mortar
CN104230294A (en) * 2014-09-13 2014-12-24 长沙海弘建材有限公司 Gypsum-based masonry mortar and preparation method thereof
CN105622012A (en) * 2015-12-25 2016-06-01 江苏蓝圈新材料有限公司 Masonry mortar
CN106007560A (en) * 2016-05-18 2016-10-12 浙江益森科技股份有限公司 Masonry mortar for autoclaved aerated concrete
CN106082868A (en) * 2016-06-20 2016-11-09 浙江正裕科技股份有限公司 A kind of novel dry-mixed masonry mortar

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110563355A (en) * 2019-09-29 2019-12-13 冀东水泥重庆合川有限责任公司 Masonry cement for home decoration and production method thereof
CN110981233A (en) * 2019-12-19 2020-04-10 安徽海螺新材料科技有限公司 Ferronickel slag masonry cement and preparation method thereof
CN113860767A (en) * 2021-10-19 2021-12-31 广西都安西江鱼峰水泥有限公司 High-doped inferior waste residue masonry cement and production method thereof

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Application publication date: 20170531