CN105837078A - Compound type cement grinding aid as well as preparation method and application thereof - Google Patents
Compound type cement grinding aid as well as preparation method and application thereof Download PDFInfo
- Publication number
- CN105837078A CN105837078A CN201610239904.9A CN201610239904A CN105837078A CN 105837078 A CN105837078 A CN 105837078A CN 201610239904 A CN201610239904 A CN 201610239904A CN 105837078 A CN105837078 A CN 105837078A
- Authority
- CN
- China
- Prior art keywords
- grinding aid
- cement
- parts
- cement grinding
- molasses
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004568 cement Substances 0.000 title claims abstract description 64
- 238000000227 grinding Methods 0.000 title claims abstract description 54
- 150000001875 compounds Chemical class 0.000 title abstract description 5
- 238000002360 preparation method Methods 0.000 title abstract description 5
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims abstract description 46
- 235000013379 molasses Nutrition 0.000 claims abstract description 19
- 229920005610 lignin Polymers 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 235000011187 glycerol Nutrition 0.000 claims description 20
- 239000002131 composite material Substances 0.000 claims description 19
- 239000004480 active ingredient Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 10
- 229930006000 Sucrose Natural products 0.000 claims description 4
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 4
- YDEXUEFDPVHGHE-GGMCWBHBSA-L disodium;(2r)-3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical group [Na+].[Na+].COC1=CC=CC(C[C@H](CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O YDEXUEFDPVHGHE-GGMCWBHBSA-L 0.000 claims description 3
- 239000005720 sucrose Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 2
- 229920005551 calcium lignosulfonate Polymers 0.000 claims 1
- RYAGRZNBULDMBW-UHFFFAOYSA-L calcium;3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfonatopropyl)phenoxy]propane-1-sulfonate Chemical compound [Ca+2].COC1=CC=CC(CC(CS([O-])(=O)=O)OC=2C(=CC(CCCS([O-])(=O)=O)=CC=2)OC)=C1O RYAGRZNBULDMBW-UHFFFAOYSA-L 0.000 claims 1
- 239000006227 byproduct Substances 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000002156 mixing Methods 0.000 abstract 1
- 239000007921 spray Substances 0.000 abstract 1
- 238000005303 weighing Methods 0.000 abstract 1
- 238000010998 test method Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 229960004793 sucrose Drugs 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011083 cement mortar Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 230000002079 cooperative effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- 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
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/52—Grinding aids; Additives added during grinding
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Disintegrating Or Milling (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention provides a compound type cement grinding aid. The compound type cement grinding aid is characterized by being prepared from the following raw material components in parts by weight: 10-30 parts of glycerol, 20-40 parts of lignin, 35-60 parts of molasses and 100-200 parts of water. The compound type cement grinding aid is prepared by weighing the components in proportion, mixing and uniformly stirring. In a cement production process, the cement grinding aid is uniformly sprayed into a cement grinder in a spray manner. In the invention, the used glycerol, lignin and molasses are industrial byproducts respectively, rich in source and low in cost, and comprehensive utilization of waste resources is realized. The cement grinding aid provided by the invention is simple in components, the preparation method is simple, grindability and specific surface area of cement can be effectively improved, grain composition is optimized, and further mechanical strength of the cement is obviously improved.
Description
Technical field
The present invention relates to a kind of composite cement grinding aid and its production and use, particularly relate to a kind of utilization
Composite cement grinding aid prepared by lignin, glycerine and molasses and its production and use.
Background technology
Cement in grinding process, the lowest for utilization rate of electrical, traditional grinding system with ball mill as representative
In system, most of energy scatters and disappears with form of thermal energy, consumes energy on increase material specific surface area and accounts for total energy
The ratio of amount is extremely low.In grinding machine, mix grinding aid, mill efficiency can be significantly improved, when improving the platform of grinding machine
Yield, reduces grinding energy.
Glycerine, lignin and molasses are respectively the industry byproduct of wood-working factory, paper mill and Cane sugar mills,
A large amount of discharges of these industrial wastes not only result in environmental pollution, also can cause the wasting of resources.Glycerine, wooden
Element and molasses all contain necessary active function groups in conventional cement grinding aid, have as cement grinding aid
Necessary requirement, and be proved to be able to be effectively improved cement grinding efficiency, improve the grain composition of cement.
Additionally, these three material all shows certain water-reduction, it is possible to reduce cement normal consistency water consumption, from
And improve early stage and the later strength of cement further.Above-mentioned three kinds of industry byproducts are combined, utilize it
In cooperative effect, be prepared as high performance composite cement grinding aid, can realize cement energy-saving, volume increase and
Trade waste comprehensively utilizes.
Summary of the invention
It is an object of the invention to provide composite cement grinding aid, it is a further object of the present invention to provide above-mentioned compound
The preparation method of type cement grinding aid, present invention also offers the purposes of above-mentioned composite cement grinding aid.This kind
Grinding aid component is simple, and preparation method is easy, can be effectively improved the grindability of cement, increasing specific surface area, excellent
Change grain composition, debase the standard denseness, and then significantly improves the mechanical strength of cement.
The technical scheme is that a kind of composite cement grinding aid, it is characterised in that its raw material components and each
The weight portion of component is respectively as follows: glycerine 10～30 parts, lignin 20～40 parts, molasses 35～60 parts, water 100～200
Part.
The most above-mentioned glycerine is the glycerine concentrating spent liquor used in timber processing, and its active ingredient is glycerine, has
The mass content of effect composition is more than or equal to 40%.
The most above-mentioned lignin is paper mill slurrying concentrating spent liquor, and its active ingredient is sodium lignin sulfonate and wood
Quality sulfoacid calcium, the mass content of active ingredient is more than or equal to 42%.
The most above-mentioned molasses are the blackstrap produced in sucrose process, and its active ingredient is molasses, effectively
The mass content of composition is more than or equal to 48%.
Present invention also offers the preparation method of above-mentioned composite cement grinding aid, it is characterised in that claim in proportion
Take each component, mix, stir.
Present invention also offers the application in cement production process of the above-mentioned composite cement grinding aid.Its feature
Be directly by composite cement grinding aid in the way of spraying, be uniformly sprayed into cement mill, composite cement
Using quality is the 0.04～0.08% of cement quality to be ground.
The raw material of the present invention also can be used directly glycerine, lignin and molasses commercially available, and weight portion is slightly adjusted
Whole.
Beneficial effect:
1. this grinding aid is remarkably improved cement grinding efficiency, and cement granules grating is optimized.Help with not filling
The cement of grinding agent is compared, and under the conditions of equal grinding, 3～32 μm grain volume fractions add more than 4.6%；
Specific surface area adds 14m2/ more than kg.
2. this grinding aid reduces consumptive use of water normal consistence, improves early stage and the later strength of cement, and stable
Property and setting time uninfluenced, with reference to compared with sample, cement 3d compression strength improves more than 16.1%,
28d compression strength improves more than 19.2%.
3., there is not lamination in this grinding aid steady quality, at ambient temperature long-term storage.
Detailed description of the invention
Cement component to be ground used in embodiment, in mass ratio meter are as follows: grog 80%, flyash 10%, slag
5%, gypsum 5%.Take in the standard test ball mill that 5kg cement to be ground is placed in Φ 500mm × 500mm, will claim
Measured grinding aid is uniformly sprayed onto cement surface to be ground, then grinding 20min.Cement fineness is according to GB/T
Method of testing in 1345-2005 " the cement fineness method of inspection (sieve formula) " carries out tailing over of 80 μm and 45 μm
Measure；Blain specific surface is according to GB/T8074 2008 " Method of determination for specific surface of cement (Bo Shi method) "
In method of testing be measured；Cement mortar strength is according to GB/T 17671-1999 " strength of cement mortar inspection party
Method (ISO method) " in method of testing be measured；Consumptive use of water normal consistence, setting time are according to GB/T
Method of testing in 1346-2001 " cement normal consistency water consumption, setting time, the stability method of inspection "
It is measured；Distribution of particles uses ZETASIZE 3000HSA laser particle size analyzer to be measured.
Glycerine described in example below is the glycerine concentrating spent liquor used in timber processing, and its active ingredient is sweet
Oil, described lignin is paper mill slurrying concentrating spent liquor, and its active ingredient is sodium lignin sulfonate and lignin
Sulfoacid calcium, the blackstrap produced in sucrose process, its active ingredient is molasses.
Embodiment 1
By mass, grinding aid match ratio is as follows: glycerine 10 parts (effective mass content 40%), lignin 40
Part (effective mass content 42%), 50 parts of molasses (effective mass content 48%), 100 parts of water, weigh in proportion
Each component, mixes, stirs.Grinding aid dosage is the 0.04% of cement quality.
Embodiment 2
By mass, grinding aid match ratio is as follows: glycerine 15 parts (effective mass content 40%), lignin 25
Part (effective mass content 42%), 60 parts of molasses (effective mass content 48%), 200 parts of water, weigh in proportion
Each component, mixes, stirs.Grinding aid dosage is the 0.06% of cement quality.
Embodiment 3
By mass, grinding aid match ratio is as follows: glycerine 30 parts (effective mass content 40%), lignin 35
Part (effective mass content 42%), 35 parts of molasses (effective mass content 48%), 100 parts of water, weigh in proportion
Each component, mixes, stirs.Grinding aid dosage is the 0.04% of cement quality.
Embodiment 4
By mass, grinding aid match ratio is as follows: glycerine 20 parts (effective mass content 40%), lignin 30
Part (effective mass content 42%), 50 parts of molasses (effective mass content 48%), 150 parts of water, weigh in proportion
Each component, mixes, stirs.Grinding aid dosage is the 0.05% of cement quality.
Embodiment 5
By mass, grinding aid match ratio is as follows: glycerine 20 parts (effective mass content 75%), lignin 40
Part (effective mass content 42%), 35 parts of molasses (effective mass content 65%), 100 parts of water, weigh in proportion
Each component, mixes, stirs.Grinding aid dosage is the 0.08% of cement quality.
Embodiment 6
By mass, grinding aid match ratio is as follows: glycerine 20 parts (effective mass content 75%), lignin 20
Part (effective mass content 67%), 60 parts of molasses (effective mass content 48%), 150 parts of water, weigh in proportion
Each component, mixes, stirs.Grinding aid dosage is the 0.05% of cement quality.
Embodiment performance such as following table:
Claims (7)
1. a composite cement grinding aid, it is characterised in that the weight portion of its raw material components and each component is respectively as follows:
Glycerine 10～30 parts, lignin 20～40 parts, molasses 35～60 parts, water 100～200 parts.
Composite cement grinding aid the most according to claim 1, it is characterised in that described glycerine is that timber adds
The glycerine concentrating spent liquor used in work, its active ingredient is glycerine, and the mass content of active ingredient is more than or equal to
40%.
Composite cement grinding aid the most according to claim 1, it is characterised in that described lignin is papermaking
Factory's slurrying concentrating spent liquor, its active ingredient is sodium lignin sulfonate and calcium lignosulfonate, the quality of active ingredient
Content is more than or equal to 42%.
Composite cement grinding aid the most according to claim 1, it is characterised in that described molasses are that sucrose adds
The blackstrap produced during work, its active ingredient is molasses, and the mass content of active ingredient is more than or equal to 48%.
5. the method preparing composite cement grinding aid as claimed in claim 1, it is characterised in that in proportion
Weigh each component, mix, stir.
6. a composite cement grinding aid as claimed in claim 1 application in cement production process.
Application the most according to claim 6, it is characterised in that directly by composite cement grinding aid with spraying
Mode, is uniformly sprayed into cement mill, and composite cement uses quality to be the 0.04～0.08% of cement quality to be ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610239904.9A CN105837078A (en) | 2016-04-18 | 2016-04-18 | Compound type cement grinding aid as well as preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610239904.9A CN105837078A (en) | 2016-04-18 | 2016-04-18 | Compound type cement grinding aid as well as preparation method and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105837078A true CN105837078A (en) | 2016-08-10 |
Family
ID=56588693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610239904.9A Pending CN105837078A (en) | 2016-04-18 | 2016-04-18 | Compound type cement grinding aid as well as preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105837078A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107673646A (en) * | 2017-10-19 | 2018-02-09 | 安阳市正强建材有限公司 | A kind of cement grinding aid and preparation method thereof |
| CN113480231A (en) * | 2021-08-24 | 2021-10-08 | 山东众森科技股份有限公司 | Energy-saving cement raw material grinding aid and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976659A (en) * | 2012-12-27 | 2013-03-20 | 广东石油化工学院 | Chemical-waste compounded cement grinding aid |
| CN103030817A (en) * | 2013-01-15 | 2013-04-10 | 南京工业大学 | Modified sodium lignin sulfonate and application thereof as cement grinding aid |
| CN103274632A (en) * | 2013-05-23 | 2013-09-04 | 南京工业大学 | Reinforced cement grinding aid and preparation method thereof |
| CN104743952A (en) * | 2015-03-11 | 2015-07-01 | 南京工业大学 | Activation grinding aid used for grinding of high titanium slag powder and preparation method of activation grinding aid |
-
2016
- 2016-04-18 CN CN201610239904.9A patent/CN105837078A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976659A (en) * | 2012-12-27 | 2013-03-20 | 广东石油化工学院 | Chemical-waste compounded cement grinding aid |
| CN103030817A (en) * | 2013-01-15 | 2013-04-10 | 南京工业大学 | Modified sodium lignin sulfonate and application thereof as cement grinding aid |
| CN103274632A (en) * | 2013-05-23 | 2013-09-04 | 南京工业大学 | Reinforced cement grinding aid and preparation method thereof |
| CN104743952A (en) * | 2015-03-11 | 2015-07-01 | 南京工业大学 | Activation grinding aid used for grinding of high titanium slag powder and preparation method of activation grinding aid |
Non-Patent Citations (1)
| Title |
|---|
| 黄靖等: "《聚羧酸系高性能减水剂及其应用技术新进展》", 31 May 2015 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107673646A (en) * | 2017-10-19 | 2018-02-09 | 安阳市正强建材有限公司 | A kind of cement grinding aid and preparation method thereof |
| CN113480231A (en) * | 2021-08-24 | 2021-10-08 | 山东众森科技股份有限公司 | Energy-saving cement raw material grinding aid and preparation method thereof |
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| C06 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160810 |
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