CN104529348B - Building thermal-insulation mortar and preparation method thereof - Google Patents
Building thermal-insulation mortar and preparation method thereof Download PDFInfo
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- CN104529348B CN104529348B CN201410697945.3A CN201410697945A CN104529348B CN 104529348 B CN104529348 B CN 104529348B CN 201410697945 A CN201410697945 A CN 201410697945A CN 104529348 B CN104529348 B CN 104529348B
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Abstract
Building thermal-insulation mortar is prepared from the following raw materials in parts by weight: 20-30 parts of activated clay, 3-5 parts of sodium bicarbonate, 0.4-0.6 part of sodium alkyl benzene sulfonate, 140-160 parts of quartz sand, 1-2 parts of caustic soda, 10-15 parts of sorghum husk, 10-14 parts of rice chaff, 1-2 parts of starch ether, 80-90 parts of expanded perlite, 30-40 parts of lime powder, 230-250 parts of cement, 20-30 parts of epoxy resin emulsion, proper amount of water, and 20-25 parts of an auxiliary agent. The mortar possesses excellent thermal-insulation and heat-insulation performances, possesses relatively high compressive strength and rupture strength, is simple for construction, good in workability, good in thixotropy and good in sagging resistance, does not hollow and does not crack, and has good binding force with various wall surfaces. By using the auxiliary agent, the mortar is improved in compressive strength and rupture strength, improved in workability, sagging resistance, thixotropy and settlement resistance.
Description
Technical field
The invention belongs to building material field, particularly to a kind of building heat-insulating mortar and preparation method thereof.
Background technology
Mortar is common material for building, belongs to the indispensable material in construction.Divided according to performance, mortar is divided into many kinds, has with reference to mortar, filleting mortar, thermal insulation mortar etc.；It is divided into masonry mortar, decorative mortar by purposes（Including decoration mortar, waterproof mortar）, adhesive mortar etc..
The performance quality of mortar differs at present, affects use.The factor specifically affecting mortar performance includes the workability of fresh mortar, mobility, water-retaining property, is exactly also the intensity of hardened mortar.Need to study new mortar, make it have excellent application property and processability, sag resistance, thixotropy, anti-settling, bin stability, improve pumping and shear thinning, also need to find new material, to improve its serviceability and intensity, and reduce integrated cost.
Content of the invention
It is an object of the invention to provide a kind of building heat-insulating mortar and preparation method thereof, this mortar has excellent insulation, heat-proof quality, has higher comprcssive strength, rupture strength；Construction is simple, and easily and property is good, thixotropy is good, and sag resistance is good, after construction not hollowing, do not ftracture；Adhesion is strong, all has good adhesion with various metopes.
Technical scheme is as follows：
A kind of building heat-insulating mortar is it is characterised in that be prepared by the raw materials in：Active hargil 20-30, sodium bicarbonate 3-5, sodium alkyl benzene sulfonate 0.4-0.6, quartz sand 140-160, Caustic soda 1-2, sorghum husk 10-15, rice chaff 10-14, starch ether 1-2, expanded perlite 80-90, pulverized limestone 30-40, cement 230-250, epoxy resin latex 20-30, appropriate amount of water, auxiliary agent 20-25；
Described auxiliary agent is prepared by the raw materials in：Kaolin 2-3, 20-25% sodium hydroxide solution 4-5, Nanoscale Iron 1-2, carbon fiber 6-7, redispersible latex powder 2-3, cyanethyl cellulose 0.4-0.5, dicyclopentadiene acrylate 2-3, methacrylate 2-3, potassium silicate 1-2, magnesium borate crystal whisker 1-2, triglycidyl isocyanurate 2-3, bisphenol A epoxide resin 4-5, magnesium oxide 4-5, Oleum Folium Artemisiae Argyi 0.4-0.5, pungent capric acid 0.8-1.2, calcium aluminate 1-1.6, dodecylbenzene sodium sulfonate 0.2-0.3, Ammonium persulfate. 0.1-0.2, potassium peroxydisulfate 0.1-0.2, water 16-20；Preparation method is：Kaolin is put in calcining furnace, at 670-700 DEG C, calcines 3-4 hour, take out, put in 20-25% sodium hydroxide solution and be ground to 20-40 μm of slurry, material pH value of sizing mixing is neutrality, is spray-dried to obtain powder；Water, dodecylbenzene sodium sulfonate, dicyclopentadiene acrylate, methacrylate, potassium silicate, triglycidyl isocyanurate, bisphenol A epoxide resin, the mixing of pungent capric acid, it is heated to 70-80 DEG C, add potassium peroxydisulfate stirring reaction 20-30 minute, add described powder and other residual componentss, it is heated to 80-90 DEG C, stirring reaction 30-40 minute, obtains final product.
The preparation method of described building heat-insulating mortar is it is characterised in that comprise the following steps：
（1）By pulverized limestone, Caustic soda, sodium bicarbonate mixing, grind to form 80-120 mesh granule；
（2）By sodium alkyl benzene sulfonate, starch ether, water mixing, it is uniformly mixing to obtain slurry；
（3）By auxiliary agent, sorghum husk, rice chaff, epoxy resin latex, expanded perlite mixing, dispersion is ground 20-30 minute, is obtained mixed material；
（4）By other residual componentss and the（1）Step, the（2）Step, the（3）Walk the material mix homogeneously obtaining, stirring reaction 10-15 minute, obtain final product.
Beneficial effects of the present invention
Mortar of the present invention has excellent insulation, heat-proof quality, has higher comprcssive strength, rupture strength；Construction is simple, and easily and property is good, thixotropy is good, and sag resistance is good, after construction not hollowing, do not ftracture；Adhesion is strong, all has good adhesion with various metopes；By using auxiliary agent of the present invention, improve resistance to compression, the rupture strength of mortar, improve workability, sag resistance, thixotropy and anti-settling.
Specific embodiment
A kind of building heat-insulating mortar, is made up of the raw material of following weight portion (kilogram)：Active hargil 25, sodium bicarbonate 4, sodium alkyl benzene sulfonate 0.5, quartz sand 150, Caustic soda 1.5, sorghum husk 13, rice chaff 12, starch ether 1.5, expanded perlite 85, pulverized limestone 35, cement 240, epoxy resin latex 25, appropriate amount of water, auxiliary agent 23；
Described auxiliary agent is by following weight portion（Kilogram）Raw material make：Kaolin 2.5,20% sodium hydroxide solution 4.5, Nanoscale Iron 1.5, carbon fiber 6.5, redispersible latex powder 2.5, cyanethyl cellulose 0.5, dicyclopentadiene acrylate 2.5, methacrylate 2.5, potassium silicate 1.5, magnesium borate crystal whisker 1.5, triglycidyl isocyanurate 2.5, bisphenol A epoxide resin 4.5, magnesium oxide 4.5, Oleum Folium Artemisiae Argyi 0.5, pungent capric acid 1, calcium aluminate 1.3, dodecylbenzene sodium sulfonate 0.2, Ammonium persulfate. 0.1, potassium peroxydisulfate 0.1, water 18；Preparation method is：Kaolin is put in calcining furnace, calcines 3.5 hours at 690 DEG C, take out, put into and in 20% sodium hydroxide solution, be ground to 30 μm of slurries, material pH value of sizing mixing is neutrality, is spray-dried to obtain powder；Water, dodecylbenzene sodium sulfonate, dicyclopentadiene acrylate, methacrylate, potassium silicate, triglycidyl isocyanurate, bisphenol A epoxide resin, the mixing of pungent capric acid, it is heated to 75 DEG C, add potassium peroxydisulfate stirring reaction 25 minutes, add described powder and other residual componentss, it is heated to 85 DEG C, stirring reaction 35 minutes, obtains final product.
The preparation method of described building heat-insulating mortar, comprises the following steps：
（1）By pulverized limestone, Caustic soda, sodium bicarbonate mixing, grind to form 100 mesh granules；
（2）By sodium alkyl benzene sulfonate, starch ether, water mixing, it is uniformly mixing to obtain slurry；
（3）By auxiliary agent, sorghum husk, rice chaff, epoxy resin latex, expanded perlite mixing, dispersion is ground 25 minutes, obtains mixed material；
（4）By other residual componentss and the（1）Step, the（2）Step, the（3）Walk the material mix homogeneously obtaining, stirring reaction 13 minutes, obtain final product.
Experimental data：
The comprcssive strength of the mortar 28d of this embodiment is 46MPa, rupture strength 14MPa, water absorption rate 2.9%, and heat conductivity is 0.14W/m k.
Claims (2)
1. a kind of building heat-insulating mortar is it is characterised in that be prepared by the raw materials in：Active hargil 20-30, sodium bicarbonate 3-5, sodium alkyl benzene sulfonate 0.4-0.6, quartz sand 140-160, Caustic soda 1-2, sorghum husk 10-15, rice chaff 10-14, starch ether 1-2, expanded perlite 80-90, pulverized limestone 30-40, cement 230-250, epoxy resin latex 20-30, appropriate amount of water, auxiliary agent 20-25；
Described auxiliary agent is prepared by the raw materials in：Kaolin 2-3, 20-25% sodium hydroxide solution 4-5, Nanoscale Iron 1-2, carbon fiber 6-7, redispersible latex powder 2-3, cyanethyl cellulose 0.4-0.5, dicyclopentadiene acrylate 2-3, methacrylate 2-3, potassium silicate 1-2, magnesium borate crystal whisker 1-2, triglycidyl isocyanurate 2-3, bisphenol A epoxide resin 4-5, magnesium oxide 4-5, Oleum Folium Artemisiae Argyi 0.4-0.5, pungent capric acid 0.8-1.2, calcium aluminate 1-1.6, dodecylbenzene sodium sulfonate 0.2-0.3, Ammonium persulfate. 0.1-0.2, potassium peroxydisulfate 0.1-0.2, water 16-20；Preparation method is：Kaolin is put in calcining furnace, at 670-700 DEG C, calcines 3-4 hour, take out, put into and in 20-25% sodium hydroxide solution, be ground to 20-40 μm of slurry, adjust slurry pH value to be neutrality, be spray-dried to obtain powder；Water, dodecylbenzene sodium sulfonate, dicyclopentadiene acrylate, methacrylate, potassium silicate, triglycidyl isocyanurate, bisphenol A epoxide resin, the mixing of pungent capric acid, it is heated to 70-80 DEG C, add potassium peroxydisulfate stirring reaction 20-30 minute, add described powder and other residual componentss, it is heated to 80-90 DEG C, stirring reaction 30-40 minute, obtains final product.
2. the preparation method of building heat-insulating mortar according to claim 1 is it is characterised in that comprise the following steps：（1）By pulverized limestone, Caustic soda, sodium bicarbonate mixing, grind to form 80-120 mesh granule；
（2）By sodium alkyl benzene sulfonate, starch ether, water mixing, it is uniformly mixing to obtain slurry；
（3）By auxiliary agent, sorghum husk, rice chaff, epoxy resin latex, expanded perlite mixing, dispersion is ground 20-30 minute, is obtained mixed material；
（4）By other residual componentss and the（1）Step, the（2）Step, the（3）Walk the material mix homogeneously obtaining, stirring reaction 10-15 minute, obtain final product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410697945.3A CN104529348B (en) | 2014-11-28 | 2014-11-28 | Building thermal-insulation mortar and preparation method thereof |
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| CN201410697945.3A CN104529348B (en) | 2014-11-28 | 2014-11-28 | Building thermal-insulation mortar and preparation method thereof |
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| CN104529348A CN104529348A (en) | 2015-04-22 |
| CN104529348B true CN104529348B (en) | 2017-02-08 |
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| US9328024B2 (en) * | 2010-04-29 | 2016-05-03 | The Regents Of The University Of California | Application of high toughness, low viscosity nano-molecular resin for reinforcing pothole patching materials in asphalt and concrete base pavement |
| CN104058647B (en) * | 2014-05-29 | 2016-03-23 | 安徽华塑股份有限公司 | A kind of stalk fibre concrete and preparation method thereof |
| CN104058651B (en) * | 2014-05-29 | 2015-11-04 | 安徽华塑股份有限公司 | A kind of high tenacity concrete and preparation method thereof |
| CN104045289A (en) * | 2014-05-30 | 2014-09-17 | 青岛辰青信息技术有限公司 | Environment-friendly waterproof dry-mixed mortar |
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Inventor after: Chen Jianjun Inventor before: Li Feng |
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Effective date of registration: 20161018 Address after: 402660 Zitong Subdistrict Office, Tongnan District, Jianshe Road, No. 106, Chongqing Applicant after: Chongqing Jiada energy technology limited liability company Address before: 234000 Anhui city of Suzhou Province Town Village North Guan group Yongqiao Area No. 66 Applicant before: Li Feng |
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Effective date of registration: 20220210 Address after: 402660 No. 1, plot t8-39 / 02, environmental protection science and Technology Industrial Park, high tech Zone, Tongnan District, Chongqing Patentee after: Chongqing Jiada Hechuang Energy Saving Technology Co.,Ltd. Address before: 402660 No. 106 Jianshe Road, Zitong sub district office, Tongnan District, Chongqing Patentee before: CHONGQING JIADA ENERGY SAVING TECHNOLOGY CO.,LTD. |