CN103833257B - A kind of short solidifying enhanced cement grinding aid - Google Patents
A kind of short solidifying enhanced cement grinding aid Download PDFInfo
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- CN103833257B CN103833257B CN201410115120.6A CN201410115120A CN103833257B CN 103833257 B CN103833257 B CN 103833257B CN 201410115120 A CN201410115120 A CN 201410115120A CN 103833257 B CN103833257 B CN 103833257B
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Abstract
The invention provides a kind of cement grinding aid, comprise following component: the organic short solidifying class material of 10wt% ~ 20wt%, described organic short solidifying class material comprises alcamines material, calcium formiate and polyacrylamide; The inorganic short solidifying class material of 12wt% ~ 25wt%, described inorganic short solidifying class material comprises aluminium-containing substance, containing magnesium material and lamina sodium silicate; Surplus is diatomite.Cement grinding aid provided by the invention comprises organic short solidifying class material and inorganic short solidifying class material, in the present invention, described organic short solidifying class material and inorganic short solidifying class matter interaction, enable the cement grinding aid obtained improve the time of cement setting, and improve the intensity of cement.In addition, cement grinding aid provided by the invention can also improve output, the saving grinding pow consumption of cement, when ensureing strength of cement and mill hourly output is substantially constant, can reduce the consumption of grog, improving the consumption of industrial residue.
Description
Technical field
The present invention relates to cement additive technical field, particularly relate to a kind of short solidifying enhanced cement grinding aid.
Background technology
Cement is indispensable a kind of material of construction in human lives and social production, use wide, consumption is many, have the title of " grain of building industry ", there is no the status that a kind of material can substitute it at present both at home and abroad.Data shows according to statistics, world architecture industry consumption of natural resource, the energy account for total resources, energy-output ratio 40%.Due to the impact of waste gas, dust, waste water and noise, make the rich and influential family of Cement industry or environmental pollution.Meanwhile, the suitability for industrialized production of scale expanding day along with industry byproduct constantly produce and accumulate, there is stores processor and destroy the problems such as ecotope.China gives off all kinds of solid-state industries wastes (industrial residue) such as a large amount of flyash, slag, phosphorus slag, slag every year, but the not enough half of its comprehensive utilization ratio.
In order to alleviating energy crisis, reduce environmental pollution, realize energy-saving and emission-reduction, at present, people have a mind and are applied in cement by industrial residue, have both solved the aftertreatment problem of industrial residue, in turn ensure that the source of cement raw material.But, due to mixing in a large number of industrial residue, the intensity of cement can be affected, and be mixed with the cement setting time after a large amount of industrial residue and can extend, due to the impact of these two aspects, constrain the application of industrial residue in cement.
Summary of the invention
The object of the present invention is to provide a kind of cement grinding aid, the invention provides cement grinding aid and there is the short solidifying effect strengthened with mechanics, be beneficial to the application of industrial residue in cement.
The invention provides a kind of cement grinding aid, comprise following component:
The organic short solidifying class material of 10wt% ~ 20wt%, described organic short solidifying class material comprises alcamines material, calcium formiate and polyacrylamide;
The inorganic short solidifying class material of 12wt% ~ 25wt%, described inorganic short solidifying class material comprises aluminium-containing substance, containing magnesium material and lamina sodium silicate;
Surplus is diatomite.
Preferably, described alcamines material comprises trolamine and/or di-alcohol monoisopropanolamine.
Preferably, described aluminium-containing substance comprises one or more in Tai-Ace S 150, sodium metaaluminate and aluminum oxide;
Described containing magnesium material comprise in Magnesium Silicate q-agent, magnesium acetate, magnesium silicofluoride and magnesium sulfate one or more.
Preferably, the mass content of described alcamines material in described cement grinding aid is 6wt% ~ 10wt%.
Preferably, the mass content of described calcium formiate in described cement grinding aid is 3wt% ~ 6wt%.
Preferably, the mass content of described polyacrylamide in described cement grinding aid is 1wt% ~ 3wt%.
Preferably, the mass content of described aluminium-containing substance in described cement grinding aid is 5wt% ~ 10wt%.
Preferably, described is 2wt% ~ 5wt% containing the mass content of magnesium material in described cement grinding aid.
Preferably, the mass content of layered water glass in described cement grinding aid is 5wt% ~ 10wt%.
The application of cement grinding aid described in technique scheme in cement, the consumption of described cement grinding aid in described cement is 0.3wt% ~ 0.5wt%.
The invention provides a kind of cement grinding aid, comprise following component: the organic short solidifying class material of 10wt% ~ 20wt%, described organic short solidifying class material comprises alcamines material, calcium formiate and polyacrylamide; The inorganic short solidifying class material of 12wt% ~ 25wt%, described inorganic short solidifying class material comprises aluminium-containing substance, containing magnesium material and lamina sodium silicate; Surplus is diatomite.Cement grinding aid provided by the invention comprises organic short solidifying class material and inorganic short solidifying class material, in the present invention, described organic short solidifying class material and inorganic short solidifying class matter interaction, enable the cement grinding aid obtained improve the time of cement setting, and improve the intensity of cement.In addition, cement grinding aid provided by the invention can also improve output, the saving grinding pow consumption of cement, when ensureing strength of cement and mill hourly output is substantially constant, can reduce the consumption of grog, improving the consumption of industrial residue.Experimental result shows, cement grinding aid provided by the invention makes to shorten 50 ~ 80min the time of coagulation of cement, the folding strength of 3d can improve 12%, the folding strength of 28d can improve 8.6%, the ultimate compression strength of 3d can improve 21.25%, the ultimate compression strength of 28d improves 14.2%; Cement output more than 15% can be improved, save grinding pow consumption more than 15%; Ensure strength of cement and mill hourly output substantially constant when, can reduce by the grog of 8% ~ 10%, the industrial residue of multiplex 8% ~ 10%.
Embodiment
The invention provides a kind of cement grinding aid, comprise following component:
The organic short solidifying class material of 10wt% ~ 20wt%, described organic short solidifying class material comprises alcamines material, calcium formiate and polyacrylamide;
The inorganic short solidifying class material of 12wt% ~ 25wt%, described inorganic short solidifying class material comprises aluminium-containing substance, containing magnesium material and lamina sodium silicate;
Surplus is diatomite.
Cement grinding aid provided by the invention can shorten the time of cement setting, improves the consumption of industrial residue, and can improve the mechanical strength of cement.Cement grinding aid provided by the invention has concurrently and promotes hydrated cementitious to shorten time of coagulation and increase the dual function of its intensity, industrial residue lateral reactivity or gelling can be given full play to, regulate time of coagulation, be conducive to a large amount of utilizations of industrial residue in cement concrete.
Cement grinding aid provided by the invention comprises the organic short solidifying class material of 10wt% ~ 20wt%, is preferably 12wt% ~ 18wt%, is more preferably 14wt% ~ 16wt%; In the present invention, described organic short solidifying class material comprises alcamines material, calcium formiate and polyacrylamide;
In the present invention, described alcamines material is preferably trolamine and/or di-alcohol monoisopropanolamine; The mass content of described alcamines material in described cement grinding aid is preferably 6wt% ~ 10wt%, is more preferably 6wt% ~ 8wt%, most preferably is 7wt% ~ 8wt%;
In the present invention, the mass content of described calcium formiate in described cement grinding aid is preferably 3wt% ~ 6wt%, is more preferably 4wt% ~ 5wt%;
In the present invention, the mass content of described polyacrylamide in described cement grinding aid is preferably 1wt% ~ 3wt%, is more preferably 2wt% ~ 3wt%.
Cement grinding aid provided by the invention comprises the inorganic short solidifying class material of 12wt% ~ 25wt%, is preferably 14wt% ~ 23wt%, is more preferably 16wt% ~ 21wt%, most preferably is 18wt% ~ 19wt%; In the present invention, described inorganic short solidifying class material comprises aluminium-containing substance, containing magnesium material and lamina sodium silicate;
In the present invention, described aluminium-containing substance preferably includes one or more in Tai-Ace S 150, sodium metaaluminate and aluminum oxide, more preferably comprises one or both in Tai-Ace S 150, sodium metaaluminate and aluminum oxide; The source of the present invention to described aluminium-containing substance does not have special restriction, adopts the aluminium-containing substance of mentioned kind well known to those skilled in the art, and as aluminum oxide can adopt calcining bauxitic clay, concrete can be the commercial goods of calcining bauxitic clay.In the present invention, the mass content of described aluminium-containing substance in described cement grinding aid is preferably 5wt% ~ 10wt%, is more preferably 6wt% ~ 9wt%, most preferably is 7wt% ~ 8wt%;
In the present invention, described containing magnesium material preferably include in Magnesium Silicate q-agent, magnesium acetate, magnesium silicofluoride and magnesium sulfate one or more, more preferably comprise in Magnesium Silicate q-agent, magnesium acetate, magnesium silicofluoride and magnesium sulfate one or both; The present invention does not have special restriction to the described source containing magnesium material, and what adopt mentioned kind well known to those skilled in the art contains magnesium material, as Magnesium Silicate q-agent can adopt sepiolite.In the present invention, the described mass content of magnesium material in described cement grinding aid that contain is preferably 2wt% ~ 5wt%, is more preferably 2wt% ~ 4wt%, most preferably is 3wt% ~ 4wt%;
In the present invention, the mass content of layered water glass in described cement grinding aid is preferably 5wt% ~ 10wt%, is more preferably 6wt% ~ 9wt%, most preferably is 7wt% ~ 8wt%; The source of the present invention to layered water glass does not have special restriction, adopts lamina sodium silicate well known to those skilled in the art, as adopted the commercial goods of lamina sodium silicate.
The preparation method of the present invention to described cement grinding aid does not have special restriction, after component mixing each described in technique scheme, can obtain required cement grinding aid.The method of the present invention to described mixing does not have special restriction, adopts the hybrid technology scheme of composition well known to those skilled in the art.
Cement grinding aid provided by the invention is used in cement, the intensity of cement can be improved, and there is short solidifying effect, thus the consumption of industrial residue can be improved, reduce the consumption of grog, thus improve the rate of set of cement, shorten the time of coagulation of cement, and improve the mechanical strength of the cement obtained.
The invention provides the application of cement grinding aid in cement described in technique scheme, concrete, can for being mixed with the cement of industrial residue.Compared with prior art, when strength of cement and grinding machine platform and output is constant or substantially constant, the cement grinding aid that provides of the application is provided, the grog using 8wt% ~ 10wt% can be reduced, increase the use of the industrial residue of 8wt% ~ 10wt%.In the present invention, the consumption of described cement grinding aid in described cement is 0.3wt% ~ 0.5wt%, is preferably 0.4wt% ~ 0.5wt%, is more preferably 0.4wt% ~ 0.45wt%.
The invention provides a kind of cement grinding aid, comprise following component: the organic short solidifying class material of 10wt% ~ 20wt%, described organic short solidifying class material comprises alcamines material, calcium formiate and polyacrylamide; The inorganic short solidifying class material of 12wt% ~ 25wt%, described inorganic short solidifying class material comprises aluminium-containing substance, containing magnesium material and lamina sodium silicate; Surplus is diatomite.Cement grinding aid provided by the invention comprises organic short solidifying class material and inorganic short solidifying class material, in the present invention, described organic short solidifying class material and inorganic short solidifying class matter interaction, enable the cement grinding aid obtained improve the time of cement setting, and improve the intensity of cement.In addition, cement grinding aid provided by the invention can also improve output, the saving grinding pow consumption of cement, when ensureing strength of cement and mill hourly output is substantially constant, can reduce the consumption of grog, improving the consumption of industrial residue.Experimental result shows, cement grinding aid provided by the invention makes to shorten 50 ~ 80min the time of coagulation of cement, the folding strength of 3d can improve 12%, the folding strength of 28d can improve 8.6%, the ultimate compression strength of 3d can improve 21.25%, the ultimate compression strength of 28d improves 14.2%; Cement output more than 15% can be improved, save grinding pow consumption more than 15%; Ensure strength of cement and mill hourly output substantially constant when, can reduce by the grog of 8% ~ 10%, the industrial residue of multiplex 8% ~ 10%.
Cement grinding aid provided by the invention is the short solidifying enhanced cement grinding aid of a class, can either shorten the time of coagulation of cement, can improve again the mechanical strength of cement.
In order to further illustrate the present invention, below in conjunction with embodiment, cement grinding aid provided by the invention is described in detail, but they can not be interpreted as limiting the scope of the present invention.
Embodiment 1
The diatomite of the magnesium acetate of the Tai-Ace S 150 of the polyacrylamide of the calcium formiate of the trolamine of 6 mass parts, 3 mass parts, 3 mass parts, 10 mass parts, 3 mass parts, the lamina sodium silicate of 5 mass parts and 70 mass parts is mixed, obtains cement grinding aid.
The cement grinding aid obtained is tested by the present invention in the little mill of Ф 500mm × 500mm standard test, and detailed process is as follows:
Mix according to following material proportion: slag and the massfraction of the grog that massfraction is 70%, gypsum that massfraction is 4.0%, massfraction 12% are the flyash of 14%, obtain mixture;
In the mixture obtained, add massfraction is the cement grinding aid that the present embodiment of mixture total mass 0.4% obtains, and obtains the cement after processing after combined grinding 30min.
According to the method test strength of cement mortar recorded in GB/T17671-1999 " Test method for strength of hydraulic cement mortar (ISO method) "; DBT-127 type Bo Shi ratio surface area instrument of breathing freely is adopted to detect Blain specific surface; Consumptive use of water normal consistence, the time of coagulation of cement is detected according to the method recorded in GB1346-2001 " cement normal consistency water consumption, time of coagulation, the stability method of inspection ", result is as shown in table 1, and table 1 is the little mill experimental result that the embodiment of the present invention and comparative example obtain.
Embodiment 2
The magnesium silicofluoride of the calcining bauxitic clay of the sodium metaaluminate of the Tai-Ace S 150 of the polyacrylamide of the calcium formiate of the di-alcohol monoisopropanolamine of 8 mass parts, 6 mass parts, 1 mass parts, 2 mass parts, 2 mass parts, 6 mass parts, 2 mass parts, the lamina sodium silicate of 10 mass parts and diatomite 63 mass parts are mixed, obtains cement grinding aid.
The cement grinding aid obtained is tested by the present invention in the little mill of Ф 500mm × 500mm standard test, and detailed process is as follows:
Mix according to following material proportion: slag and the massfraction of the grog that massfraction is 70%, gypsum that massfraction is 4.0%, massfraction 12% are the flyash of 14%, obtain mixture;
In the mixture obtained, add massfraction is the short solidifying enhanced cement grinding aid that the present embodiment of mixture total mass 0.3% obtains, and obtains the cement after processing after combined grinding 30min.
According to the method test strength of cement mortar recorded in GB/T17671-1999 " Test method for strength of hydraulic cement mortar (ISO method) "; DBT-127 type Bo Shi ratio surface area instrument of breathing freely is adopted to detect Blain specific surface; Consumptive use of water normal consistence, the time of coagulation of cement is detected according to the method recorded in GB1346-2001 " cement normal consistency water consumption, time of coagulation, the stability method of inspection ", result is as shown in table 1, and table 1 is the little mill experimental result that the embodiment of the present invention and comparative example obtain.
Embodiment 3
The diatomite of the magnesium acetate of the sepiolite of the calcining bauxitic clay of the Tai-Ace S 150 of the polyacrylamide of the calcium formiate of the di-alcohol monoisopropanolamine of the trolamine of 3.5 mass parts, 3 mass parts, 4 mass parts, 2 mass parts, 3 mass parts, 5 mass parts, 1 mass parts, 1.5 mass parts, the lamina sodium silicate of 8 mass parts and 69 mass parts is mixed, obtains cement grinding aid.
The cement grinding aid obtained is tested by the present invention in the little mill of Ф 500mm × 500mm standard test, and detailed process is as follows:
Mix according to following material proportion: slag and the massfraction of the grog that massfraction is 70%, gypsum that massfraction is 4.0%, massfraction 12% are the flyash of 14%, obtain mixture;
In the mixture obtained, add massfraction is the short solidifying enhanced cement grinding aid that the present embodiment of mixture total mass 0.5% obtains, and obtains the cement after processing after combined grinding 30min.
According to the method test strength of cement mortar recorded in GB/T17671-1999 " Test method for strength of hydraulic cement mortar (ISO method) "; DBT-127 type Bo Shi ratio surface area instrument of breathing freely is adopted to detect and obtain Blain specific surface; Consumptive use of water normal consistence, the time of coagulation of cement is detected according to the method recorded in GB1346-2001 " cement normal consistency water consumption, time of coagulation, the stability method of inspection ", result is as shown in table 1, and table 1 is the little mill experimental result that the embodiment of the present invention and comparative example obtain.
Comparative example 1
Test in the little mill of Ф 500mm × 500mm standard test, detailed process is as follows:
Mix according to following material proportion: the slag of the grog that massfraction is 70%, gypsum that massfraction is 4.0%, massfraction 12% and massfraction are the flyash mixing of 14%, obtain the cement after processing after grinding 30min.
According to the method test strength of cement mortar recorded in GB/T17671-1999 " Test method for strength of hydraulic cement mortar (ISO method) "; DBT-127 type Bo Shi ratio surface area instrument of breathing freely is adopted to detect specific surface area; Consumptive use of water normal consistence, the time of coagulation of cement is detected according to the method recorded in GB1346-2001 " cement normal consistency water consumption, time of coagulation, the stability method of inspection ", result is as shown in table 1, and table 1 is the little mill experimental result that the embodiment of the present invention and comparative example obtain.
The little mill experimental result that table 1 embodiment of the present invention and comparative example obtain
As can be seen from Table 1, cement grinding aid provided by the invention has higher short solidifying and mechanics reinforced effects, shortens the time of coagulation of cement, improves the mechanical strength of cement.
As seen from the above embodiment, the invention provides a kind of cement grinding aid, comprise following component: the organic short solidifying class material of 10wt% ~ 20wt%, described organic short solidifying class material comprises alcamines material, calcium formiate and polyacrylamide; The inorganic short solidifying class material of 12wt% ~ 25wt%, described inorganic short solidifying class material comprises aluminium-containing substance, containing magnesium material and lamina sodium silicate; Surplus is diatomite.Cement grinding aid provided by the invention comprises organic short solidifying class material and inorganic short solidifying class material, in the present invention, described organic short solidifying class material and inorganic short solidifying class matter interaction, enable the cement grinding aid obtained improve the time of cement setting, and improve the intensity of cement.In addition, cement grinding aid provided by the invention can also improve output, the saving grinding pow consumption of cement, when ensureing strength of cement and mill hourly output is substantially constant, can reduce the consumption of grog, improving the consumption of industrial residue.Experimental result shows, cement grinding aid provided by the invention makes to shorten 50 ~ 80min the time of coagulation of cement, the folding strength of 3d can improve 12%, the folding strength of 28d can improve 8.6%, the ultimate compression strength of 3d can improve 21.25%, the ultimate compression strength of 28d improves 14.2%; Cement output more than 15% can be improved, save grinding pow consumption more than 15%; Ensure strength of cement and mill hourly output substantially constant when, can reduce by the grog of 8% ~ 10%, the industrial residue of multiplex 8% ~ 10%.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. a short solidifying enhanced cement grinding aid, comprises following component:
The organic short solidifying class material of 10wt% ~ 20wt%, described organic short solidifying class material comprises alcamines material, calcium formiate and polyacrylamide; The mass content of described alcamines material in described cement grinding aid is 6wt% ~ 10wt%, the mass content of described calcium formiate in described cement grinding aid is 3wt% ~ 6wt%, and the mass content of described polyacrylamide in described cement grinding aid is 1wt% ~ 3wt%;
The inorganic short solidifying class material of 12wt% ~ 25wt%, described inorganic short solidifying class material comprises aluminium-containing substance, containing magnesium material and lamina sodium silicate; The mass content of described aluminium-containing substance in described cement grinding aid is 5wt% ~ 10wt%, described is 2wt% ~ 5wt% containing the mass content of magnesium material in described cement grinding aid, and the mass content of layered water glass in described cement grinding aid is 5wt% ~ 10wt%;
Surplus is diatomite.
2. cement grinding aid according to claim 1, is characterized in that, described alcamines material comprises trolamine and/or di-alcohol monoisopropanolamine.
3. cement grinding aid according to claim 1, is characterized in that, described aluminium-containing substance comprises one or more in Tai-Ace S 150, sodium metaaluminate and aluminum oxide;
Described containing magnesium material comprise in Magnesium Silicate q-agent, magnesium acetate, magnesium silicofluoride and magnesium sulfate one or more.
4. the application of cement grinding aid in cement described in claims 1 to 3 any one, the consumption of described cement grinding aid in described cement is 0.3wt% ~ 0.5wt%.
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| CN104449568B (en) * | 2014-11-18 | 2017-01-11 | 桂林华越环保科技有限公司 | High-yield energy-saving type slag grinding aid |
| CN104692706B (en) * | 2015-03-12 | 2016-08-24 | 山东宏艺科技股份有限公司 | A kind of grinding aid for vertical mill grinding slag |
| CN105130216B (en) * | 2015-08-19 | 2018-03-30 | 安徽建筑大学 | A kind of phosphorous slag micropowder preparation method for cement-based material |
| CN105347722B (en) * | 2015-10-28 | 2017-09-26 | 山东众森科技股份有限公司 | A kind of many admixture inertia mixed material cement grinding aids and preparation method thereof |
| CN105753359B (en) * | 2016-02-26 | 2017-09-26 | 中钢集团马鞍山矿山研究院有限公司 | For prepare filling in mine, dry heap binder materials grinding aid |
| CN105948555A (en) * | 2016-06-27 | 2016-09-21 | 湖北鑫统领万象科技有限公司 | Special grinding aid for phosphorus slag cement |
| CN106365496A (en) * | 2016-08-22 | 2017-02-01 | 桂林新艺制冷设备有限责任公司 | Novel cement grinding aid and cement thereof |
| CN108164176A (en) * | 2017-12-01 | 2018-06-15 | 蒋春霞 | A kind of preparation method of concrete accelerant |
| CN107986669A (en) * | 2017-12-07 | 2018-05-04 | 中铁岩锋成都科技有限公司 | Alkali-free liquid setting accelerator and preparation method thereof |
| CN108295999B (en) * | 2018-01-22 | 2019-11-19 | 张藜泷 | A kind of Khotan jade superfine powder and preparation method thereof |
| JP2020183338A (en) * | 2019-05-09 | 2020-11-12 | 宇部興産株式会社 | Admixture for mortar concrete, cement composition, mortar composition and concrete composition containing the same, and method for producing mortar cured product and concrete cured product |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269928A (en) * | 2008-05-06 | 2008-09-24 | 沂源县辰通建材有限公司 | Concrete grinding aid and preparation method thereof |
| CN102092981A (en) * | 2010-12-10 | 2011-06-15 | 甘肃省建材科研设计院 | Energy-saving reinforced type liquid grinding aid for cement and preparation method thereof |
| CN103058577A (en) * | 2013-01-18 | 2013-04-24 | 科之杰新材料集团有限公司 | Liquid compound reinforced type cement grinding aid and preparation method thereof |
-
2014
- 2014-03-26 CN CN201410115120.6A patent/CN103833257B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269928A (en) * | 2008-05-06 | 2008-09-24 | 沂源县辰通建材有限公司 | Concrete grinding aid and preparation method thereof |
| CN102092981A (en) * | 2010-12-10 | 2011-06-15 | 甘肃省建材科研设计院 | Energy-saving reinforced type liquid grinding aid for cement and preparation method thereof |
| CN103058577A (en) * | 2013-01-18 | 2013-04-24 | 科之杰新材料集团有限公司 | Liquid compound reinforced type cement grinding aid and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 有机-矿物复合水泥助磨剂的研究;江朝华;《建筑材料学报》;20040331;第7卷(第1期);第72-75页 * |
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