CN104529329A - Fireproof dry-mixed mortar for exterior wall - Google Patents
Fireproof dry-mixed mortar for exterior wall Download PDFInfo
- Publication number
- CN104529329A CN104529329A CN201410763338.2A CN201410763338A CN104529329A CN 104529329 A CN104529329 A CN 104529329A CN 201410763338 A CN201410763338 A CN 201410763338A CN 104529329 A CN104529329 A CN 104529329A
- Authority
- CN
- China
- Prior art keywords
- powder
- exterior wall
- mix
- dry
- fire prevention
- 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.)
- Granted
Links
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Building Environments (AREA)
Abstract
The invention discloses fireproof dry-mixed mortar for an exterior wall. The fireproof dry-mixed mortar is composed of the following components in percentage by weight: portland cement, quartz sand, filler, bentonite, redispersible latex powder, cellulose ether, citric acid, fine fused magnesite powder and sepiolite powder. The fireproof dry-mixed mortar has a favorable adhesive force with a fundamental plane, and materials are economic and practical, so that the cost can be reduced; meanwhile, a base layer treated by using the material cannot bulge and flake, so that a construction site can be kept clean, and the requirement for environment friendliness can be better met; and part of yellow sand is replaced with gangue, so that the pollution can be relieved, the cost can be reduced, and the fireproof effect can also be achieved.
Description
Technical field
The invention belongs to building material field, be specifically related to a kind of fire prevention exterior wall dry-mix and preparation method thereof.
Background technology
Along with the fast development of construction industry, more and more higher to the requirement of construction industry quality.Owing to being subject to skills involved in the labour and a various raw-material impact such as cement, sand of workmen, the mortar of working-yard configuration, no matter be masonry mortar, plastering mortar or floor leveling mortar, usually there is buildings motar cracking phenomena (even if the most traditional clay wall brick uses sand-cement slurry to plaster also there will be Large Area Cracking), thus cause that construction quality is unstable, intensity is beaten less than requiring, even bum situation happens occasionally, and has become construction quality common fault.In addition, along with growth in the living standard, the requirement of people to self living environment also increases severely day by day, in the construction process in house, takes insulation, heat insulation and quiet measure, adds one deck thermofin on the surface of main construction.The material started most is styrofoam thermofin, after have heat-insulation mortar bed, its principle is all that some small bubbles of vacuum form thin film and reach insulation, heat insulation and quiet effect.But the wherein high-temperature resistant result extreme difference of styrofoam, flameproof effect is also undesirable, once causes the fire on the ground such as Shanghai, Shenyang, and state compulsion prohibits the use of styrofoam.And inorganic kervit microbead insulated sand slurry is owing to forming with incombustible inorganic materials, safer comparatively speaking, but its cost is high, can cause Engineering Overall cost increase.Find that a kind of fragility is low, tensile strength be large, heat preservation energy-saving and the low mortar of cost is the study hotspot in building material industry always.
Summary of the invention
The object of the invention is to for prior art Problems existing, the exterior wall dry-mix that a kind of tensile strength is large, cost is low and energy-conservation is provided.
The invention provides a kind of fire prevention exterior wall dry-mix, be made up of the component of following weight percent:
Preferably, described silicate cement is 32.5R or 42.5R cement;
Preferably, described wilkinite is organobentonite;
Preferably, described redispersable latex powder is the rubber powder that polyvinyl acetate (PVA) and polyvinyl alcohol generate through copolyreaction;
Preferably, described ether of cellulose is methyl hydroxyethylcellulose ether or methylhydroxypropylcellulose ether.
One, gelling material:
In starting material of the present invention, silicate cement plays cohesive action, preferably 32.5R or 42.5R silicate cement;
Two, aggregate
Quartz sand is the quartz particles that quartzite processes through fragmentation, quartzite is a kind of nonmetallic mineral, it is a kind of silicate minerals of hard, wear-resisting, stable chemical performance, its main mineral constituent is silicon-dioxide, in quartz sand selected by the present invention, dioxide-containing silica is not less than 98%, and intensity is high, wear resisting property good;
Three, filler
Filler of the present invention is the mixture of yellow ground and coal gangue; Coal gangue is the solid waste discharged in coal mining process and coal washing process, is a kind of black gray expandable rock lower, harder than coal with a kind of carbon content of coal seam association in coalification course.Comprise choose from the spoil of extraction top board, base plate and interlayer and coal washing process in the digging gangue in tunnelling process, mining process wash spoil.Its main component is Al2O3, SiO2, in addition also containing quantity not wait Fe2O3, CaO, MgO, Na2O, K2O, P2O5, SO3 and micro-rare elements (gallium, vanadium, titanium, cobalt).
Traditional dry-mix adopts yellow ground to do filler, and yellow ground generally produces source difference by it, can be divided into river sand, extra large sand and mountain sand.This three classes sand all obtains from nature, in mining process, cost height also affects physical environment, and coal gangue is the solid waste discharged in coal mining process and coal washing process, is national Developing Circulation Economy, according to the principle of minimizing, recycling, recirculation, the waste of keypoint treatment.
The present invention adopts coal gangue subculture to replace part yellow ground, not only can decreasing pollution, reduce costs, also due to the structure that coal gangue is special, together with being added on quartz sand, sepiolite powder etc., good flameproof effect can also be played.
Four, water-holding agent
Ether of cellulose is a kind of conventional water-holding agent in paint coating field, and it can make the moisture in mortar not easily lose, and progressively discharges within long period of time, gives the good water-retentivity of mortar and workability,
Wilkinite is the moisture clay seam based on montmorillonite, and it has excellent ion exchangeable, swelling property, adhesivity, plasticity-, resistivity against fire, and wilkinite has stronger water-absorbent, can improve the intensity of material; It also has unique selective adsorption, can to the radioactive substance in block material permanent absorption solidification, there is the function of purification and repairing environment.
Five, thickening material
Powder building materials are shaping often to be expanded with heat and contract with cold and weather, temperature, humidity etc. affect afterwards, dry, ftracture, the phenomenon such as to come off happens occasionally, especially material meet water and stressed after, this phenomenon is more serious.The present invention adds the method for appropriate thickening material to reach product anticracking and to increase elastic effect for this reason.Redispersable latex powder has outstanding cohesive strength, can improve the elasticity of tackiness agent, and gives tackiness agent excellent alkali resistance;
Six, retardant
Cement setting retarder deferrable hydrated reaction of cement, thus the time of coagulation extending plastering material, the long period can keep plasticity-, conveniently build, and improves operating efficiency.Citric acid can also effectively suppress the phenomenons such as the material accumulation of salt in the surface soil to produce simultaneously;
Seven, sepiolite powder
Sepiolite belongs to rhombic system or single rhombic system; Color-variable is general in light white or canescence; Tool satin luster, sometimes in wax-like gloss; Streak is in white, opaque, the smooth and sticky tongue of sense of touch; Mohs' hardness is between 2 ~ 2.5; Physique is light, and density is 1 ~ 2.2g/cm3; Shrinking percentage is low, and plasticity-is good, can be dissolved in hydrochloric acid;
The chemical composition of sepiolite is silicon (Si) and magnesium (Mg); Its standard crystal chemical formula is Mg8 (H2O) 4 [Si6O16] 2 (OH) 48H2O, and wherein SiO2 content is generally between 54 ~ 60%, and content of MgO is many in 21 ~ 25% scopes.
Sepiolite has the performances such as extremely strong absorption, decolouring and dispersion, and also have high thermostability, high thermal resistance can reach 1500 ~ 1700 DEG C, and formative nature, insulativity, anti-salinity are all very good.
The present invention uses sepiolite and coal gangue, quartz sand and electrosmelted magnesite clinker fine powder are used in combination spreads upon on all kinds of material of construction, because sepiolite has good resistance to elevated temperatures, simultaneously its also have nonmetal in maximum reference area, for quartz sand, coal gangue provide space, at high temperature, the composition such as silicon-dioxide, magnesium oxide in the coal gangue that particle diameter is very little can react with electrosmelted magnesite clinker fine powder and generate the fabulous spinel structure of resistance to elevated temperatures, thus reaches the effect resisting high temperature for a long time.
Of the present inventionly usefully effectively to be: have good adhesive power with basal plane, material is economical and practical, cost-saved, and the basic unit simultaneously after this material processing can not flake by hollowing, can ensure that working-yard is cleaned, more meet environmental requirement; Adopt coal gangue subculture for part yellow ground, not only can decreasing pollution, reduce costs, can also fireproofing function be played.
Embodiment
Embodiment 1
A kind of fire prevention exterior wall dry-mix, is made up of the component of following weight percent:
Described silicate cement is 42.5R cement;
Described quartz sand particle size is 200 orders;
Described yellow ground is river sand, and silt content is 1%, and density is 2500kg/m
3;
The particle diameter of described colliery powder is 600 orders;
Described wilkinite is organobentonite;
Described redispersable latex powder is the rubber powder that polyvinyl acetate (PVA) and polyvinyl alcohol generate through copolyreaction;
Described ether of cellulose is methyl hydroxyethylcellulose ether;
The particle diameter of described electrosmelted magnesite clinker fine powder is 600 orders;
The particle diameter of described sepiolite powder is 200 orders;
The raw material that embodiment 2-6 uses is identical with embodiment 1, the proportioning of each raw material as shown in Table 1:
| Sequence number | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 |
| Silicate cement | 32 | 32 | 32 | 32 | 32 | 32 |
| Quartz sand | 12 | 12 | 12 | 12 | 12 | 12 |
| Yellow ground | 15 | 20 | 25 | 30 | 10 | 40 |
| Colliery powder | 25 | 20 | 15 | 10 | 30 | 0 |
| Wilkinite | 3 | 3 | 3 | 3 | 3 | 3 |
| Redispersable latex powder | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 |
| Ether of cellulose | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
| Citric acid | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
| Electrosmelted magnesite clinker fine powder | 8 | 8 | 8 | 8 | 8 | 8 |
| Sepiolite powder | 4 | 4 | 4 | 4 | 4 | 4 |
| Add up to | 100 | 100 | 100 | 100 | 100 | 100 |
Detect embodiment 1-6, detected result is as follows:
From upper table data, the add-on of colliery powder all has very important impact to the resistance to compression of product of the present invention, folding strength and cohesive strength, time of coagulation.
Embodiment sample detects according to industry standard JC890-2001 " steam aerated coagulation masonry mortar and plastering mortar ".
Embodiment 7
A kind of fire prevention exterior wall dry-mix, is made up of the component of following weight percent:
Described silicate cement is 32.5R cement;
Described quartz sand particle size is 200 orders;
Described yellow ground is river sand, and silt content is 1%, and density is 2500kg/m
3;
The particle diameter of described colliery powder is 600 orders;
Described wilkinite is organobentonite;
Described redispersable latex powder is the rubber powder that polyvinyl acetate (PVA) and polyvinyl alcohol generate through copolyreaction;
Described ether of cellulose is methylhydroxypropylcellulose ether;
The particle diameter of described electrosmelted magnesite clinker fine powder is 600 orders;
The particle diameter of described sepiolite powder is 200 orders;
The raw material that embodiment 8-12 uses is identical with embodiment 7, the proportioning of each raw material as shown in Table 1:
| Sequence number | Embodiment 7 | Embodiment 8 | Embodiment 9 | Embodiment 10 | Embodiment 11 | Embodiment 12 |
| Silicate cement | 32 | 32 | 32 | 32 | 32 | 32 |
| Quartz sand | 12 | 11 | 9 | 13 | 14 | 16 |
| Yellow ground | 15 | 15 | 15 | 15 | 15 | 15 |
| Colliery powder | 25 | 25 | 25 | 25 | 25 | 25 |
| Wilkinite | 3 | 3 | 3 | 3 | 3 | 3 |
| Redispersable latex powder | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 |
| Ether of cellulose | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
| Citric acid | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
| Electrosmelted magnesite clinker fine powder | 8 | 8 | 8 | 8 | 8 | 8 |
| Sepiolite powder | 4 | 5 | 7 | 3 | 2 | 0 |
| Add up to | 100 | 100 | 100 | 100 | 100 | 100 |
Carry out fire prevention to embodiment 7-12 to detect, detected result is as follows:
| Sequence number | Embodiment 7 | Embodiment 8 | Embodiment 9 | Embodiment 10 | Embodiment 11 | Embodiment 12 |
| 1 | Nothing | Nothing | Nothing | Nothing | Slightly | Seriously |
| 2 | Nothing | Nothing | Nothing | Nothing | Nothing | Seriously |
| 3 | Nothing | Nothing | Nothing | Slightly | Slightly | Seriously |
| 4 | Slightly | Slightly | Slightly | Seriously | Seriously | Seriously |
| 5 | Nothing | Nothing | Nothing | Slightly | Slightly | Seriously |
| 6 | Nothing | Nothing | Nothing | Slightly | Slightly | Seriously |
| 7 | Nothing | Nothing | Nothing | Slightly | Slightly | Seriously |
| 8 | Nothing | Nothing | Nothing | Slightly | Slightly | Seriously |
Result: nothing: Non-carbonized; Slight: slight carbonization; Serious: serious carbonization
Group 1: with alcohol blast burner flame apart from coating 5cm, baking, dry-mix is applied in lightweight sand and adds building block, coat-thickness 5mm, fire duration 5min.
Group 2: with alcohol blast burner flame apart from coating 5cm, baking, dry-mix is applied in lightweight sand and adds building block, coat-thickness: 1cm, fire duration 5min.
Group 3: with alcohol blast burner flame apart from coating 5cm, baking, dry-mix is applied in lightweight sand and adds building block, coat-thickness: 5mm, fire duration 10min.
Group 4: with alcohol blast burner flame apart from coating 5cm, baking, dry-mix is applied in lightweight sand and adds building block, coat-thickness: 5mm, fire duration 30min.
Group 5: with alcohol blast burner flame apart from coating 5cm, baking, dry-mix is applied in concrete hollow block, coat-thickness: 5mm, fire duration 10min.
Group 6: with alcohol blast burner flame apart from coating 5cm, baking, dry-mix is applied in fly ash building block, coat-thickness: 5mm, fire duration 10min.
Group 7: with alcohol blast burner flame apart from coating 5cm, baking, dry-mix is applied in plasterboard, coat-thickness: 5mm, fire duration 10min.
Group 8: with alcohol blast burner flame apart from coating 5cm, baking, dry-mix is applied in onsite concrete, coat-thickness:: 5mm, fire duration 10min.
From upper table data, the add-on of sepiolite powder has very important impact to product fire resistance of the present invention, but all kinds of fire resistance of body of wall to product of the present invention of smearing does not have a significant effect.
This detects data only for above-mentioned detection sample.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (6)
1. a fire prevention exterior wall dry-mix, is characterized in that, is made up of the component of following weight percent:
Silicate cement 20%-45%
Quartz sand 10-15%
Filler 30%-45%
Wilkinite 3%-5%
Redispersable latex powder 0.1%-0.3%
Ether of cellulose 0.3%-0.5%
Citric acid 0.2-0.5%
Electrosmelted magnesite clinker fine powder 5-10%
Sepiolite powder 3-5%.
2. fire prevention exterior wall dry-mix as claimed in claim 1, it is characterized in that, described silicate cement is 32.5R or 42.5R cement.
3. fire prevention exterior wall dry-mix as claimed in claim 1, it is characterized in that, described wilkinite is organobentonite.
4. fire prevention exterior wall dry-mix as claimed in claim 1, it is characterized in that, described redispersable latex powder is the rubber powder that polyvinyl acetate (PVA) and polyvinyl alcohol generate through copolyreaction.
5. fire prevention exterior wall dry-mix as claimed in claim 1, it is characterized in that, described ether of cellulose is methyl hydroxyethylcellulose ether or methylhydroxypropylcellulose ether.
6. a fire prevention exterior wall dry-mix, is characterized in that, it is characterized in that, is made up of the component of following weight percent:
Silicate cement 32%
Quartz sand 200 order 12%
Yellow ground 15%
Colliery powder 600 order 25%
Wilkinite 3%
Redispersable latex powder 0.2%
Ether of cellulose 0.4%
Citric acid 0.4%
Electrosmelted magnesite clinker fine powder 600 order 8%
Sepiolite powder 200 order 4%;
Described yellow ground is river sand, and silt content is 1%, and density is 2500kg/m
3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410763338.2A CN104529329B (en) | 2014-12-11 | 2014-12-11 | A kind of fire prevention exterior wall dry powder and mortar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410763338.2A CN104529329B (en) | 2014-12-11 | 2014-12-11 | A kind of fire prevention exterior wall dry powder and mortar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104529329A true CN104529329A (en) | 2015-04-22 |
| CN104529329B CN104529329B (en) | 2016-09-21 |
Family
ID=52845018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410763338.2A Expired - Fee Related CN104529329B (en) | 2014-12-11 | 2014-12-11 | A kind of fire prevention exterior wall dry powder and mortar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104529329B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106145819A (en) * | 2016-07-01 | 2016-11-23 | 德清扬泰建筑材料有限公司 | A kind of kitchen special-purpose anti-flaming sound-proof interior wall dry powder and mortar |
| CN106187058A (en) * | 2016-07-04 | 2016-12-07 | 德清扬泰建筑材料有限公司 | A kind of environment-friendly type waterproof dry powder mortar and preparation method thereof |
| CN106747034A (en) * | 2017-01-18 | 2017-05-31 | 丽水市知科科技有限公司 | A kind of inexpensive external wall dry powder and mortar and preparation method thereof |
| CN110386783A (en) * | 2019-08-29 | 2019-10-29 | 三亚盛泽建材有限公司 | A kind of composite dry powder mortar and preparation method thereof |
| CN110386790A (en) * | 2019-08-12 | 2019-10-29 | 中山爱因新材料有限公司 | A kind of waterproof and heat-insulating dry powder and mortar |
| CN110922106A (en) * | 2019-11-19 | 2020-03-27 | 浙江鼎峰科技股份有限公司 | Building waste recycled aggregate masonry mortar and preparation method thereof |
| CN111333382A (en) * | 2020-05-19 | 2020-06-26 | 佛山市东鹏陶瓷有限公司 | Refractory ceramic tile glue and preparation method and use method thereof |
| WO2021035465A1 (en) * | 2019-08-26 | 2021-03-04 | 黄月亚 | Flame retardant dry-mixed mortar for ecological building external walls and preparation method therefor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101445347A (en) * | 2008-12-30 | 2009-06-03 | 淮南东辰集团有限责任公司 | Dry-mixed mortar with coal gangue, and preparation method thereof |
| CN101648794A (en) * | 2009-09-21 | 2010-02-17 | 吕海涛 | Dry-type heat-insulating waterproof coating |
| CN101759415A (en) * | 2009-12-18 | 2010-06-30 | 河南省绿韵建材有限公司 | Heat insulating and anti-cracking plastering dry mortar powder |
| WO2013063743A1 (en) * | 2011-10-31 | 2013-05-10 | Rohm And Haas Company | High performance mortar for exterior insulation finish system |
| CN103951325A (en) * | 2014-04-09 | 2014-07-30 | 谭志祥 | A-grade fireproof environment-friendly heat-insulation and preservation material |
| CN104072062A (en) * | 2014-07-09 | 2014-10-01 | 季青山 | Inorganic fire-proof heat-insulating heat-preserving energy-saving sepiolite powder and preparation method thereof |
-
2014
- 2014-12-11 CN CN201410763338.2A patent/CN104529329B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101445347A (en) * | 2008-12-30 | 2009-06-03 | 淮南东辰集团有限责任公司 | Dry-mixed mortar with coal gangue, and preparation method thereof |
| CN101648794A (en) * | 2009-09-21 | 2010-02-17 | 吕海涛 | Dry-type heat-insulating waterproof coating |
| CN101759415A (en) * | 2009-12-18 | 2010-06-30 | 河南省绿韵建材有限公司 | Heat insulating and anti-cracking plastering dry mortar powder |
| WO2013063743A1 (en) * | 2011-10-31 | 2013-05-10 | Rohm And Haas Company | High performance mortar for exterior insulation finish system |
| CN103951325A (en) * | 2014-04-09 | 2014-07-30 | 谭志祥 | A-grade fireproof environment-friendly heat-insulation and preservation material |
| CN104072062A (en) * | 2014-07-09 | 2014-10-01 | 季青山 | Inorganic fire-proof heat-insulating heat-preserving energy-saving sepiolite powder and preparation method thereof |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106145819A (en) * | 2016-07-01 | 2016-11-23 | 德清扬泰建筑材料有限公司 | A kind of kitchen special-purpose anti-flaming sound-proof interior wall dry powder and mortar |
| CN106187058A (en) * | 2016-07-04 | 2016-12-07 | 德清扬泰建筑材料有限公司 | A kind of environment-friendly type waterproof dry powder mortar and preparation method thereof |
| CN106747034A (en) * | 2017-01-18 | 2017-05-31 | 丽水市知科科技有限公司 | A kind of inexpensive external wall dry powder and mortar and preparation method thereof |
| CN110386790A (en) * | 2019-08-12 | 2019-10-29 | 中山爱因新材料有限公司 | A kind of waterproof and heat-insulating dry powder and mortar |
| WO2021035465A1 (en) * | 2019-08-26 | 2021-03-04 | 黄月亚 | Flame retardant dry-mixed mortar for ecological building external walls and preparation method therefor |
| CN110386783A (en) * | 2019-08-29 | 2019-10-29 | 三亚盛泽建材有限公司 | A kind of composite dry powder mortar and preparation method thereof |
| CN110922106A (en) * | 2019-11-19 | 2020-03-27 | 浙江鼎峰科技股份有限公司 | Building waste recycled aggregate masonry mortar and preparation method thereof |
| CN110922106B (en) * | 2019-11-19 | 2022-03-25 | 浙江鼎峰科技股份有限公司 | Building waste recycled aggregate masonry mortar and preparation method thereof |
| CN111333382A (en) * | 2020-05-19 | 2020-06-26 | 佛山市东鹏陶瓷有限公司 | Refractory ceramic tile glue and preparation method and use method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104529329B (en) | 2016-09-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104529329A (en) | Fireproof dry-mixed mortar for exterior wall | |
| CN104529330A (en) | Environment-friendly fireproof dry-mixed mortar for exterior wall | |
| CN103979921B (en) | Chlorine oxygen magnesium fiber Light trabs | |
| CN105503070B (en) | Modified vitrified micro ball thermal-insulating mortar | |
| CN105859243A (en) | Magnesium oxysulfate cement foamed bricks and preparation method therefor | |
| BR102014002644B1 (en) | FIRE PROTECTION MORTAR | |
| CN101628797A (en) | Inorganic heat insulation load-bearing concrete | |
| CN103553514A (en) | Phosphorus slag powder doped dry powdered anti-crack mortar | |
| CN105272075B (en) | A kind of fireproof heat insulating dry powder and mortar and preparation method thereof | |
| CN104446295A (en) | Humid-environment-resistance autoclaved aerated concrete block and preparation method thereof | |
| CN102584118A (en) | Environment-friendly high-performance waterproof flame-retardant plastering mortar and preparation method thereof | |
| CN104355576A (en) | Waterproof self-insulation brick and preparation method thereof | |
| CN105084833A (en) | High-strength thermal insulation full lightweight concrete and preparation method and application thereof | |
| CN108863133A (en) | A kind of efficient special fibre antimitotic agent and preparation method thereof | |
| CN105367121A (en) | Magnesium cement-based foamed concrete block and preparation method therefor | |
| CN104831885A (en) | Fiber reinforcement foaming cement thermal insulation decoration board | |
| CN105541386A (en) | Concrete air-added heat preservation brick and preparation method thereof | |
| CN107879707A (en) | A kind of heat preservation mortar for outer wall and its production method | |
| CN109133769A (en) | A kind of high-performance heat insulation and waterproof mortar | |
| CN106186958A (en) | Recycled micro-powder lightweight aggregate high-strength concrete and preparation method thereof | |
| CN105801042A (en) | Fireproof exterior wall dry-mixed mortar | |
| CN107117941A (en) | A kind of flooring material and preparation method thereof | |
| CN104446190A (en) | Thermal-insulation and anti-corrosion aerated brick and preparation method thereof | |
| CN104003680B (en) | Self-heat conserving masonry is built by laying bricks or stones and is used heat insulating mortar powder | |
| CN106587865B (en) | A kind of environmental type heat-insulating masonry mortar |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 Termination date: 20171211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |