CN102140026A - Self-levelling material and preparation method thereof - Google Patents
Self-levelling material and preparation method thereof Download PDFInfo
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- CN102140026A CN102140026A CN 201010515831 CN201010515831A CN102140026A CN 102140026 A CN102140026 A CN 102140026A CN 201010515831 CN201010515831 CN 201010515831 CN 201010515831 A CN201010515831 A CN 201010515831A CN 102140026 A CN102140026 A CN 102140026A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions 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 calcium sulfate cements
- C04B28/16—Compositions 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 calcium sulfate cements containing anhydrite, e.g. Keene's cement
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Abstract
The invention provides a self-levelling material, which comprises the following components by weight: 250 to 300 grams of ordinary Portland cement, 20 to 100 grams of high-alumina cement, 450 to 500 grams of quartz sand, 40 to 60 grams of anhydrite, 100 to 120 grams of ground calcium carbonate, 0.1 to 1 gram of lithium carbonate, 0.1 to 1 gram of tartaric acid, 0.5 to 1.5 grams of cellulose ether, 5 to 30 grams of latex powder and 1 to 1.5 grams of polycarboxylate water reducer. A preparation method comprises the following steps of: adding the ordinary Portland cement, the high-alumina cement and the quartz sand, stirring uniformly, adding the anhydrite, the ground calcium carbonate, the lithium carbonate, the tartaric acid, the cellulose ether, the latex powder and the polycarboxylate water reducer sequentially, and stirring fully and uniformly. The self-levelling material has high self-levelling performance, stable quality and high construction effect and is easy to construct and manage, and the construction is easy to perform designedly.
Description
Technical field
The invention belongs to building material field, especially a kind of self-leveling material and preparation method thereof.
Background technology
The ground self-leveling material is the once reform of flooring traditionally, and its use can effectively solve problems such as the ground relief that occurs in the engineering construction, dusting, pitted skin, breakage, also can be used for the repairing of once visited place faces such as breakage, dusting.
Self-leveling material is divided into organic class and mineral-type usually, organic class self-leveling material mainly comprises the Resins, epoxy self-leveling material, superior performance but price is higher, construction requirement is high and be mainly used in special occasions, the mineral-type self-leveling material can be divided into gypsum base self-leveling material and cement-based self-leveling material, the gypsum base self-leveling material is because water tolerance is relatively poor, its acidity has action of rust to ferrous products, range of application is restricted, cement-based self-leveling material can be divided into single component and two-pack two classes, the two-pack cement-based self-leveling material mainly adds independently second component of polymer emulsion conduct, mix with certain proportion with first component during use, it is better mobile, setting rate is fast, elasticity is better, but price is higher, and uses and the transportation inconvenience, yet the elasticity of existing single-component material is lower.
Summary of the invention
At the weak point that exists in the problems referred to above, the invention provides a kind of self-leveling can be good, self-leveling material that stay in grade and construction effect are high and preparation method thereof.
For achieving the above object, the invention provides a kind of self-leveling material, comprise ordinary Portland cement, high-alumina cement, quartz sand, anhydrite, coarse whiting and ether of cellulose, also comprise Quilonum Retard, tartrate, latex powder and polycarboxylate water-reducer, the weight proportion scope of above-mentioned each raw material is: ordinary Portland cement 250～300g, high-alumina cement 20～100g, quartz sand 450～500g, anhydrite 40～60g, coarse whiting 100～120g, Quilonum Retard 0.1～1g, tartrate 0.1～1g, ether of cellulose 0.5～1.5g, latex powder 5～30g, polycarboxylate water-reducer 1～1.5g.
The present invention also provides a kind of preparation method of self-leveling material simultaneously, adding ordinary Portland cement, high-alumina cement and quartz sand earlier stirs, add anhydrite, coarse whiting, Quilonum Retard, tartrate, ether of cellulose, latex powder, polycarboxylate water-reducer then successively, stir and get final product.
The fineness of described quartz sand is 40～70 orders.
The viscosity of described ether of cellulose is 300～500cps.
Described latex powder is an ethene-vinyl acetate emulsion copolymer powder.
The fineness of described coarse whiting is 200～500 orders.
Compared with prior art, the present invention has the following advantages:
The present invention can improve Construction of Ground efficient, and guarantees construction quality preferably; Can effectively reduce the material usage of ground construction, reduce the structure load-bearing, and increase indoor effective usage space; Can be the indoor ground that high-flatness is provided, convenient follow-up fitment operation also can directly be used as surface layer, and cost performance is higher.
(1), self-leveling can be good, when cast ground, only needs pressing a little can obtain planeness height, ganoid terrace, is convenient to follow-up finishing, guarantees decoration quality;
(2), stay in grade, can be with the packed sale of self-leveling material premix, only need to add water at the construction field (site) in accordance with regulations during use and mix and stir and can construct;
(3), the operating efficiency height, when adopting the pumping cast, its operation sequence is simplified, and carries out press polish for the third time in the time of need not carrying out the press polish second time and final set before sand-cement slurry final set, has improved operating efficiency;
(4), can make very thin finishing coat, compare with traditional cement mortar surface, mass area ratio can alleviate 2/3～3/4;
(5) construction management is easy, is easy to accomplish in a planned way to construct.
Embodiment
The invention provides a kind of self-leveling material, comprise ordinary Portland cement, high-alumina cement, quartz sand, anhydrite, coarse whiting, ether of cellulose, Quilonum Retard, tartrate, latex powder and polycarboxylate water-reducer, the weight proportion scope of above-mentioned each raw material is: ordinary Portland cement 250～300g, high-alumina cement 20～100g, quartz sand 450～500g, anhydrite 40～60g, coarse whiting 100～120g, Quilonum Retard 0.1～1g, tartrate 0.1～1g, ether of cellulose 0.5～1.5g, latex powder 5～30g, polycarboxylate water-reducer 1～1.5g.
Wherein, ordinary Portland cement adopts the cement of 42.5 strength grades, high-alumina cement adopts the above cement of 52.5 strength grades, the quartz sand fineness is controlled at the 40-70 order, and anhydrite adopts the natural anhydrite powder, and the coarse whiting fineness is about the 200-500 order, Quilonum Retard and tartrate adopt the industrial goods of market supply, ether of cellulose adopts low viscosity product, and its viscosity number is 300-500cps, and latex powder adopts ethene-vinyl acetate emulsion copolymer powder.
The present invention also provides a kind of preparation method of self-leveling material simultaneously, at first adding ordinary Portland cement, high-alumina cement and quartz sand stirs, add anhydrite, coarse whiting, Quilonum Retard, tartrate, ether of cellulose, latex powder, polycarboxylate water-reducer then successively, stir and get final product.
Embodiment 1
The invention provides a kind of self-leveling material, comprise ordinary Portland cement, high-alumina cement, quartz sand, anhydrite, coarse whiting, ether of cellulose, Quilonum Retard, tartrate, latex powder and polycarboxylate water-reducer, the weight proportion quantity of above-mentioned each raw material is: ordinary Portland cement 250g, high-alumina cement 20g, quartz sand 450g, anhydrite 40g, coarse whiting 100g, Quilonum Retard 0.1g, tartrate 0.1g, ether of cellulose 0.5g, latex powder 5g, polycarboxylate water-reducer 1g.Wherein, ordinary Portland cement adopts the cement of 42.5 strength grades, high-alumina cement adopts the above cement of 52.5 strength grades, the quartz sand fineness is controlled at the 40-70 order, and anhydrite adopts the natural anhydrite powder, and the coarse whiting fineness is about the 200-500 order, Quilonum Retard and tartrate adopt the industrial goods of market supply, ether of cellulose adopts low viscosity product, and its viscosity number is 300-500cps, and latex powder adopts ethene-vinyl acetate emulsion copolymer powder.
The present invention also provides a kind of preparation method of self-leveling material simultaneously, at first adding ordinary Portland cement, high-alumina cement and quartz sand stirs, add anhydrite, coarse whiting, Quilonum Retard, tartrate, ether of cellulose, latex powder, polycarboxylate water-reducer then successively, stir and get final product.
Embodiment 2
The invention provides a kind of self-leveling material, comprise ordinary Portland cement, high-alumina cement, quartz sand, anhydrite, coarse whiting, ether of cellulose, Quilonum Retard, tartrate, latex powder and polycarboxylate water-reducer, the weight proportion scope of above-mentioned each raw material is: ordinary Portland cement 260～290g, high-alumina cement 40～70g, quartz sand 460～480g, anhydrite 45～55g, coarse whiting 105～115g, Quilonum Retard 0.3～0.8g, tartrate 0.4～0.7g, ether of cellulose 0.5～1.5g, latex powder 10～25g, polycarboxylate water-reducer 1.1～1.4g.Wherein, ordinary Portland cement adopts the cement of 42.5 strength grades, high-alumina cement adopts the above cement of 52.5 strength grades, the quartz sand fineness is controlled at the 40-70 order, and anhydrite adopts the natural anhydrite powder, and the coarse whiting fineness is about the 200-500 order, Quilonum Retard and tartrate adopt the industrial goods of market supply, ether of cellulose adopts low viscosity product, and its viscosity number is 300-500cps, and latex powder adopts ethene-vinyl acetate emulsion copolymer powder.
Its preparation method is identical with embodiment 1 described preparation method, does not generally repeat.
Embodiment 3
The invention provides a kind of self-leveling material, comprise ordinary Portland cement, high-alumina cement, quartz sand, anhydrite, coarse whiting, ether of cellulose, Quilonum Retard, tartrate, latex powder and polycarboxylate water-reducer, the weight proportion quantity of above-mentioned each raw material is: ordinary Portland cement 270g, high-alumina cement 50g, quartz sand 470g, anhydrite 50g, coarse whiting 110g, Quilonum Retard 0.5g, tartrate 0.5g, ether of cellulose 1g, latex powder 20g, polycarboxylate water-reducer 1.2g.Wherein, ordinary Portland cement adopts the cement of 42.5 strength grades, high-alumina cement adopts the above cement of 52.5 strength grades, the quartz sand fineness is controlled at the 40-70 order, and anhydrite adopts the natural anhydrite powder, and the coarse whiting fineness is about the 200-500 order, Quilonum Retard and tartrate adopt the industrial goods of market supply, ether of cellulose adopts low viscosity product (viscosity number is 300-500cps), and latex powder adopts ethene-vinyl acetate emulsion copolymer powder, and water reducer adopts polycarboxylate high performance water-reducing agent.
Its preparation method is identical with embodiment 1 described preparation method, does not generally repeat.
Embodiment 4
The invention provides a kind of self-leveling material, comprise ordinary Portland cement, high-alumina cement, quartz sand, anhydrite, coarse whiting, ether of cellulose, Quilonum Retard, tartrate, latex powder and polycarboxylate water-reducer, the weight proportion quantity of above-mentioned each raw material is: ordinary Portland cement 300g, high-alumina cement 100g, quartz sand 500g, anhydrite 60g, coarse whiting 120g, Quilonum Retard 1g, tartrate 1g, ether of cellulose 1.5g, latex powder 30g, polycarboxylate water-reducer 1.5g.Wherein, ordinary Portland cement adopts the cement of 42.5 strength grades, high-alumina cement adopts the above cement of 52.5 strength grades, the quartz sand fineness is controlled at the 40-70 order, and anhydrite adopts the natural anhydrite powder, and the coarse whiting fineness is about the 200-500 order, Quilonum Retard and tartrate adopt the industrial goods of market supply, ether of cellulose adopts low viscosity product, and its viscosity number is 300-500cps, and latex powder adopts ethene-vinyl acetate emulsion copolymer powder.
Its preparation method is identical with embodiment 1 described preparation method, does not generally repeat.
Embodiment 5
The invention provides a kind of self-leveling material, comprise ordinary Portland cement, high-alumina cement, quartz sand, anhydrite, coarse whiting, ether of cellulose, Quilonum Retard, tartrate, latex powder and polycarboxylate water-reducer, the weight proportion quantity of above-mentioned each raw material is: ordinary Portland cement 300g, high-alumina cement 30g, quartz sand 513g, anhydrite 50g, coarse whiting 100g, Quilonum Retard 0.1g, tartrate 0.1g, ether of cellulose 1g, latex powder 5g, polycarboxylate water-reducer 1g.
Its preparation method is identical with embodiment 1 described preparation method, does not generally repeat.
Embodiment 6
The invention provides a kind of self-leveling material, comprise ordinary Portland cement, high-alumina cement, quartz sand, anhydrite, coarse whiting, ether of cellulose, Quilonum Retard, tartrate, latex powder and polycarboxylate water-reducer, the weight proportion quantity of above-mentioned each raw material is: ordinary Portland cement 250g, high-alumina cement 100g, quartz sand 500g, anhydrite 60g, coarse whiting 106g, Quilonum Retard 1g, tartrate 0.5g, ether of cellulose 1.5g, latex powder 30g, polycarboxylate water-reducer 1g.
Its preparation method is identical with embodiment 1 described preparation method, does not generally repeat.
Embodiment 7
The invention provides a kind of self-leveling material, comprise ordinary Portland cement, high-alumina cement, quartz sand, anhydrite, coarse whiting, ether of cellulose, Quilonum Retard, tartrate, latex powder and polycarboxylate water-reducer, the weight proportion quantity of above-mentioned each raw material is: ordinary Portland cement 250g, high-alumina cement 80g, quartz sand 490g, anhydrite 50g, coarse whiting 100g, Quilonum Retard 1.2g, tartrate 0.8g, ether of cellulose 1g, latex powder 20g, polycarboxylate water-reducer 1g.
Its preparation method is identical with embodiment 1 described preparation method, does not generally repeat.
The present invention can improve Construction of Ground efficient, and guarantees construction quality preferably; Can effectively reduce the material usage of ground construction, reduce the structure load-bearing, and increase indoor effective usage space; Can be the indoor ground that high-flatness is provided, convenient follow-up fitment operation also can directly be used as surface layer, and cost performance is higher.
Only the above person only is preferred embodiment of the present invention, is familiar with the professional person of this skill such as. after understanding technique means of the present invention, natural energy is changed under instruction of the present invention according to the needs of reality.Therefore all equal variation and modifications of being done according to the present patent application claim once should still belong in the scope that patent of the present invention contains.
Claims (10)
1. self-leveling material, comprise ordinary Portland cement, high-alumina cement, quartz sand, anhydrite, coarse whiting and ether of cellulose, it is characterized in that, also comprise Quilonum Retard, tartrate, latex powder and polycarboxylate water-reducer, the weight proportion scope of above-mentioned each raw material is:
Ordinary Portland cement 250～300g, high-alumina cement 20～100g, quartz sand 450～500g, anhydrite 40～60g, coarse whiting 100～120g, Quilonum Retard 0.1～1g, tartrate 0.1～1g, ether of cellulose 0.5～1.5g, latex powder 5～30g, polycarboxylate water-reducer 1～1.5g.
2. a kind of self-leveling material as claimed in claim 1, it is characterized in that the weight proportion quantity of described each raw material is: ordinary Portland cement 250g, high-alumina cement 20g, quartz sand 450g, anhydrite 40g, coarse whiting 100g, Quilonum Retard 0.1g, tartrate 0.1g, ether of cellulose 0.5g, latex powder 5g, polycarboxylate water-reducer 1g.
3. a kind of self-leveling material as claimed in claim 1, it is characterized in that the weight proportion scope of described each raw material is: ordinary Portland cement 260～290g, high-alumina cement 40～70g, quartz sand 460～480g, anhydrite 45～55g, coarse whiting 105～115g, Quilonum Retard 0.3～0.8g, tartrate 0.4～0.7g, ether of cellulose 0.5～1.5g, latex powder 10～25g, polycarboxylate water-reducer 1.1～1.4g.
4. a kind of self-leveling material as claimed in claim 3, it is characterized in that the weight proportion quantity of described each raw material is: ordinary Portland cement 270g, high-alumina cement 50g, quartz sand 470g, anhydrite 50g, coarse whiting 110g, Quilonum Retard 0.5g, tartrate 0.5g, ether of cellulose 1g, latex powder 20g, polycarboxylate water-reducer 1.2g.
5. a kind of self-leveling material as claimed in claim 1, it is characterized in that the weight proportion quantity of described each raw material is: ordinary Portland cement 300g, high-alumina cement 100g, quartz sand 500g, anhydrite 60g, coarse whiting 120g, Quilonum Retard 1g, tartrate 1g, ether of cellulose 1.5g, latex powder 30g, polycarboxylate water-reducer 1.5g.
6. the preparation method of a kind of self-leveling material as claimed in claim 1, it is characterized in that, adding ordinary Portland cement, high-alumina cement and quartz sand earlier stirs, add anhydrite, coarse whiting, Quilonum Retard, tartrate, ether of cellulose, latex powder, polycarboxylate water-reducer then successively, stir and get final product.
7. as the preparation method of any described a kind of self-leveling material in the claim 1 to 6, it is characterized in that the fineness of described quartz sand is 40～70 orders.
8. as the preparation method of any described a kind of self-leveling material in the claim 1 to 6, it is characterized in that the viscosity of described ether of cellulose is 300～500cps.
9. as the preparation method of any described a kind of self-leveling material in the claim 1 to 6, it is characterized in that described latex powder is an ethene-vinyl acetate emulsion copolymer powder.
10. as the preparation method of any described a kind of self-leveling material in the claim 1 to 6, it is characterized in that the fineness of described coarse whiting is 200～500 orders.
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Cited By (21)
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|---|---|---|---|---|
| CN102503321A (en) * | 2011-10-27 | 2012-06-20 | 北京东方雨虹防水技术股份有限公司 | Cement base self-leveling for cushion layer |
| CN102557558A (en) * | 2011-12-26 | 2012-07-11 | 大连铭洋甲板敷料有限公司 | Super-light self-leveling deck dressing |
| CN102690095A (en) * | 2012-05-21 | 2012-09-26 | 张立功 | A low-alkali quick-hardening stone adhesive preparation method and an adhesive thereof |
| WO2013040788A1 (en) * | 2011-09-23 | 2013-03-28 | Rohm And Haas Company | Low temperature mortar for exterior insulation finish system |
| WO2013086722A1 (en) * | 2011-12-15 | 2013-06-20 | Dow Global Technologies Llc | Dry mix formulations containing carboxylated styrene-butadiene redispersible polymer powders and alumina rich containing cements |
| CN103342530A (en) * | 2013-06-25 | 2013-10-09 | 江苏蓝圈新材料有限公司 | Cement-based self-leveling mortar |
| CN103693930A (en) * | 2013-12-25 | 2014-04-02 | 北京工业大学 | Glass bead aggregate-doped low-strength mortar and preparation method thereof |
| CN103819119A (en) * | 2014-01-20 | 2014-05-28 | 贵州石博士科技有限公司 | Preparation process of polycarboxylic acid water reducing agent powder |
| US9169382B2 (en) | 2012-03-09 | 2015-10-27 | Dow Global Technologies Llc | Carboxyl group containing acrylic RDP and dry mix cement formulations containing them |
| CN104725019B (en) * | 2015-03-13 | 2016-06-29 | 广东龙湖科技股份有限公司 | A kind of gravity flowing levelling mortar goods with granite characteristic |
| CN106495616A (en) * | 2016-11-10 | 2017-03-15 | 中国建材检验认证集团厦门宏业有限公司 | A kind of high-strength water-base epoxy colour self-leveling cement |
| CN108178590A (en) * | 2018-02-08 | 2018-06-19 | 灵猫（广州）新材料科技有限公司 | It is a kind of to polish the high performance cement base self leveling material with metal sense |
| CN109231940A (en) * | 2018-08-03 | 2019-01-18 | 浙江忠信新型建材股份有限公司 | A kind of cement-based self-leveling alignment material |
| CN109356359A (en) * | 2018-12-18 | 2019-02-19 | 浙江大学自贡创新中心 | A kind of processing method of cement-based self-leveling artistic floors |
| CN109626929A (en) * | 2019-01-07 | 2019-04-16 | 浙江建工创生建材科技有限公司 | A kind of thin layer gravity flowing levelling mortar of water proof anti-seepage |
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| WO2013040788A1 (en) * | 2011-09-23 | 2013-03-28 | Rohm And Haas Company | Low temperature mortar for exterior insulation finish system |
| CN102503321A (en) * | 2011-10-27 | 2012-06-20 | 北京东方雨虹防水技术股份有限公司 | Cement base self-leveling for cushion layer |
| CN103998393A (en) * | 2011-12-15 | 2014-08-20 | 陶氏环球技术有限公司 | Dry mix formulations containing carboxylated styrene-butadiene redispersible polymer powders and alumina rich containing cements |
| WO2013086722A1 (en) * | 2011-12-15 | 2013-06-20 | Dow Global Technologies Llc | Dry mix formulations containing carboxylated styrene-butadiene redispersible polymer powders and alumina rich containing cements |
| US9296653B2 (en) | 2011-12-15 | 2016-03-29 | Dow Global Technologies Llc | Dry mix formulations containing carboxylated styrene-butadiene redispersible polymer powders and alumina rich containing cements |
| CN102557558A (en) * | 2011-12-26 | 2012-07-11 | 大连铭洋甲板敷料有限公司 | Super-light self-leveling deck dressing |
| US9169382B2 (en) | 2012-03-09 | 2015-10-27 | Dow Global Technologies Llc | Carboxyl group containing acrylic RDP and dry mix cement formulations containing them |
| CN102690095A (en) * | 2012-05-21 | 2012-09-26 | 张立功 | A low-alkali quick-hardening stone adhesive preparation method and an adhesive thereof |
| CN103342530A (en) * | 2013-06-25 | 2013-10-09 | 江苏蓝圈新材料有限公司 | Cement-based self-leveling mortar |
| CN103693930A (en) * | 2013-12-25 | 2014-04-02 | 北京工业大学 | Glass bead aggregate-doped low-strength mortar and preparation method thereof |
| CN103819119A (en) * | 2014-01-20 | 2014-05-28 | 贵州石博士科技有限公司 | Preparation process of polycarboxylic acid water reducing agent powder |
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| CN104725019B (en) * | 2015-03-13 | 2016-06-29 | 广东龙湖科技股份有限公司 | A kind of gravity flowing levelling mortar goods with granite characteristic |
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Application publication date: 20110803 |