CN114573866B - Filler special for marble adhesive and preparation method thereof - Google Patents
Filler special for marble adhesive and preparation method thereof Download PDFInfo
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- CN114573866B CN114573866B CN202210360917.7A CN202210360917A CN114573866B CN 114573866 B CN114573866 B CN 114573866B CN 202210360917 A CN202210360917 A CN 202210360917A CN 114573866 B CN114573866 B CN 114573866B
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- wollastonite
- calcium carbonate
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- 239000004579 marble Substances 0.000 title claims abstract description 44
- 239000000945 filler Substances 0.000 title claims abstract description 32
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 239000000853 adhesive Substances 0.000 title claims description 21
- 230000001070 adhesive effect Effects 0.000 title claims description 21
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 146
- 239000000843 powder Substances 0.000 claims abstract description 140
- 239000010456 wollastonite Substances 0.000 claims abstract description 83
- 229910052882 wollastonite Inorganic materials 0.000 claims abstract description 83
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 71
- 239000002245 particle Substances 0.000 claims abstract description 65
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000000227 grinding Methods 0.000 claims abstract description 35
- 238000002156 mixing Methods 0.000 claims abstract description 27
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000012986 modification Methods 0.000 claims abstract description 23
- 230000004048 modification Effects 0.000 claims abstract description 23
- 229940047670 sodium acrylate Drugs 0.000 claims abstract description 23
- 239000003292 glue Substances 0.000 claims abstract description 22
- 235000021355 Stearic acid Nutrition 0.000 claims abstract description 20
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 20
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000008117 stearic acid Substances 0.000 claims abstract description 20
- 238000000498 ball milling Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 9
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000003889 chemical engineering Methods 0.000 abstract description 2
- 239000000084 colloidal system Substances 0.000 abstract description 2
- 238000011049 filling Methods 0.000 abstract description 2
- 239000012847 fine chemical Substances 0.000 abstract description 2
- 238000007711 solidification Methods 0.000 abstract description 2
- 230000008023 solidification Effects 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 8
- 239000013078 crystal Substances 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 7
- 238000004806 packaging method and process Methods 0.000 description 7
- 239000004575 stone Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000005336 cracking Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- 241000282320 Panthera leo Species 0.000 description 1
- RCMGWCPDNFVMJN-UHFFFAOYSA-N [N].CN(C1=CC=C(C=C1)C)C Chemical compound [N].CN(C1=CC=C(C=C1)C)C RCMGWCPDNFVMJN-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012765 fibrous filler Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 235000013550 pizza Nutrition 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 229920006305 unsaturated polyester Polymers 0.000 description 1
- 229920006337 unsaturated polyester resin Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
- C08K3/013—Fillers, pigments or reinforcing additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/56—Organo-metallic compounds, i.e. organic compounds containing a metal-to-carbon bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention provides a special filler for marble glue and a preparation method thereof, belonging to the technical field of fine chemical engineering. Mixing and grinding calcium carbonate ore and sodium acrylate to obtain first powder; the particle size of the first powder is 4-6 mu m; mixing calcium carbonate ore and sodium acrylate, and performing ball milling to obtain second powder; the particle size of the second powder is 1.2-2.5 mu m; wollastonite is crushed to obtain wollastonite powder; mixing the first powder, titanate and stearic acid for first modification to obtain first modified powder; mixing the wollastonite powder and the titanate for second modification to obtain second modified powder; and mixing the second powder, the first modified powder and the second modified powder to obtain the filler special for the marble glue. The invention controls the particle size of the powder, so that the filler is more compact in filling, and the oil absorption value of the filler is reduced, thereby improving the plasticizing effect and toughness of the colloid in solidification.
Description
Technical Field
The invention relates to the technical field of fine chemical engineering, in particular to a filler special for marble glue and a preparation method thereof.
Background
Since ancient times, stone is taken as a building and decorating material, is popular among people, and can be applied to stone from a great wall to a house-keeping stone lion, and from a pizza tower to a Paris holy bus, however, the stone fracture and crack phenomenon of natural stone are often generated in the process of exploitation and processing, and marble glue is needed to be used for repairing the stone, so that the stone is complete, attractive and free from influence on use, and unnecessary loss is avoided.
The marble adhesive mainly comprises unsaturated polyester, an accelerator, an initiator, a polymerization inhibitor, a light stabilizer, a filler and the like, and a small amount of curing agent is needed to be added during use, so that the marble adhesive has the advantages of high curing speed, simplicity in operation, easiness in polishing and the like, but on the other hand, the marble adhesive also has the defects of low strength, easiness in brittleness, easiness in cracking when the temperature difference is large and the like, and in order to reduce the influence of the factors on the marble adhesive, the activated heavy calcium carbonate filler is generally used in the prior art, but the problem of poor toughness of the marble adhesive exists.
Disclosure of Invention
In view of the above, the invention aims to provide a filler special for marble glue and a preparation method thereof. The special filler for marble glue prepared by the invention has good toughness.
In order to achieve the above object, the present invention provides the following technical solutions:
the invention provides a preparation method of a filler special for marble glue, which comprises the following steps:
mixing and grinding calcium carbonate ore and sodium acrylate to obtain first powder; the particle size of the first powder is 4-6 mu m;
mixing calcium carbonate ore and sodium acrylate, and performing ball milling to obtain second powder; the particle size of the second powder is 1.2-2.5 mu m;
wollastonite is crushed to obtain wollastonite powder;
mixing the first powder, titanate and stearic acid for first modification to obtain first modified powder;
mixing the wollastonite powder and the titanate for second modification to obtain second modified powder;
and mixing the second powder, the first modified powder and the second modified powder to obtain the filler special for the marble glue.
Preferably, the wollastonite powder has a particle size of 18 to 25 μm.
Preferably, the amount of sodium acrylate used in the grinding and ball milling is independently 1 to 2 wt% of the calcium carbonate ore.
Preferably, the mass ratio of the first powder to the titanate to the stearic acid in the first modification is 1000:3-7:6-10.
Preferably, the mass ratio of the first powder, the titanate and the stearic acid in the first modification is 1000:3:8.
Preferably, the mass ratio of wollastonite powder to titanate in the second modification is 1000:3-7.
Preferably, the mass ratio of the first modified powder to the second powder is (25 to 30): 1.
Preferably, the mass of the second modified powder is 5-10% of the sum of the masses of the first modified powder and the second powder.
Preferably, the mass ratio of the first modified powder to the second modified powder is 700:25:58.
The invention also provides the special filler for the marble glue prepared by the preparation method.
The invention provides a preparation method of a filler special for marble glue, which comprises the following steps: mixing and grinding calcium carbonate ore and sodium acrylate to obtain first powder; the particle size of the first powder is 4-6 mu m; mixing calcium carbonate ore and sodium acrylate, and performing ball milling to obtain second powder; the particle size of the second powder is 1.2-2.5 mu m; wollastonite is crushed to obtain wollastonite powder; mixing the first powder, titanate and stearic acid for first modification to obtain first modified powder; mixing the wollastonite powder and the titanate for second modification to obtain second modified powder; and mixing the second powder, the first modified powder and the second modified powder to obtain the filler special for the marble glue.
The invention controls the particle size of the powder, so that the filler is more compact in filling, and the oil absorption value of the filler is reduced, thereby improving the plasticizing effect and toughness of the colloid in solidification.
According to the invention, the calcium carbonate ore powder and wollastonite powder are compounded, and the hardness and the dimensional stability of the cured marble adhesive are improved by utilizing the characteristic of conductive stress of the fibrous filler of the wollastonite powder, so that the cracking resistance of the cured marble adhesive is improved.
The data of the examples show that the flexural modulus and impact toughness of the filler special for marble glue prepared by the invention are higher than those of the comparative examples, which shows that the toughness and cracking resistance of the marble glue prepared by the examples are improved; the bonding strength is also stronger than that of the comparative example, which shows that the wetting effect of the marble adhesive prepared in the example on the base material and the dispersion effect of the powder are both stronger than those of the comparative example, and the plasticizing effect is good.
Drawings
Fig. 1 is a flow chart of preparing a filler special for marble glue in an embodiment of the invention.
Detailed Description
The invention provides a preparation method of a filler special for marble glue, which comprises the following steps:
mixing and grinding calcium carbonate ore and sodium acrylate to obtain first powder; the particle size of the first powder is 4-6 mu m;
mixing calcium carbonate ore and sodium acrylate, and performing ball milling to obtain second powder; the particle size of the second powder is 1.2-2.5 mu m;
wollastonite is crushed to obtain wollastonite powder;
mixing the first powder, titanate and stearic acid for first modification to obtain first modified powder;
mixing the wollastonite powder and the titanate for second modification to obtain second modified powder;
and mixing the second powder, the first modified powder and the second modified powder to obtain the filler special for the marble glue.
In the present invention, all materials used are commercial products in the art unless otherwise specified.
The method comprises the steps of mixing calcium carbonate ore with sodium acrylate, and grinding to obtain first powder; the particle size of the first powder is 4-6 mu m.
In the present invention, the amount of sodium acrylate used in the grinding is preferably 1 to 2 wt% of the calcium carbonate ore.
In the present invention, the calcium carbonate ore is preferably washed and crushed and then ground.
In the present invention, the particle size of the calcium carbonate ore is preferably 5 to 10mm.
In the invention, the calcium carbonate ore is preferably high-quality calcium carbonate ore, wherein the purity of calcium carbonate in the high-quality calcium carbonate ore is high, and the introduced impurities such as magnesium, iron and the like are few, so that the performance of the marble adhesive is not affected. The specific parameters of the grinding are not particularly limited in the present invention.
In the present invention, the particle size of the first powder is preferably 5 μm.
Mixing calcium carbonate ore and sodium acrylate, and then performing ball milling to obtain second powder; the particle size of the second powder is 1.2-2.5 mu m.
In the invention, the amount of sodium acrylate used in the ball mill is preferably 1 to 2 wt%o of the calcium carbonate ore.
In the present invention, the calcium carbonate ore is preferably washed and crushed and then ground.
In the present invention, the particle size of the calcium carbonate ore is preferably 5 to 10mm.
In the invention, the calcium carbonate ore is preferably high-quality calcium carbonate ore, wherein the purity of calcium carbonate in the high-quality calcium carbonate ore is high, and the introduced impurities such as magnesium, iron and the like are few, so that the performance of the marble adhesive is not affected.
The specific parameters of the ball mill are not particularly limited in the present invention.
In the present invention, the particle size of the second powder is preferably 2 μm.
Wollastonite is crushed to obtain wollastonite powder.
In the present invention, the wollastonite powder preferably has a particle size of 18 to 25. Mu.m, more preferably 20. Mu.m.
In the present invention, the particle size of wollastonite powder refers to the length of crystals.
In the present invention, the wollastonite is preferably washed and crushed and then crushed.
In the present invention, the wollastonite preferably has a particle size of 5 to 10mm.
In the present invention, the pulverization is preferably ring-roller milling.
The specific parameters of the ring-roller grinding are not particularly limited in the invention.
After the first powder is obtained, the first powder, titanate and stearic acid are mixed for first modification to obtain first modified powder.
In the present invention, the mass ratio of the first powder, the titanate and the stearic acid in the first modification is preferably 1000:3 to 7:6 to 10, more preferably 1000:3:8.
In the present invention, the first modification is preferably performed in a high-speed disperser. In the present invention, the rotation speed of the high-speed disperser is preferably 2500 to 2800r/min.
In the invention, the stearic acid has the function of reducing the oil absorption value of the powder, so that the powder can be better and easier to infiltrate and disperse in the process of preparing the marble adhesive, and the titanate has the function of improving the compatibility of the inorganic filler and the organic polyester and simultaneously improving the bonding effect of the marble adhesive and the base material.
The present invention preferably adds the titanate and stearic acid to the first powder.
After wollastonite powder is obtained, the wollastonite powder and titanate are mixed for second modification to obtain second modified powder.
In the present invention, the mass ratio of wollastonite powder to titanate at the second modification is preferably 1000:3 to 7, more preferably 1000:5.
In the invention, the second modification can increase the compatibility of wollastonite powder and organic polyester resin, the combination of the wollastonite powder and the organic polyester resin is tighter, and meanwhile, the adhesion between the prepared marble adhesive and a base material can be improved, and the integral mechanical property of the marble adhesive is improved.
After the second powder, the first modified powder and the second modified powder are obtained, the second powder, the first modified powder and the second modified powder are mixed to obtain the filler special for the marble adhesive.
In the present invention, the mass ratio of the first modified powder to the second powder is preferably (25 to 30): 1.
In the present invention, the mass of the second modified powder is preferably 5 to 10% of the total mass of the first modified powder and the second powder.
In the present invention, the mass ratio of the first modified powder, the second powder, and the second modified powder is preferably 700:25:58, 250:10:13, or 300:10:31.
The invention also provides the special filler for the marble glue prepared by the preparation method.
For further explanation of the present invention, the marble glue-specific filler and the preparation method thereof provided by the present invention are described in detail below with reference to examples, but they should not be construed as limiting the scope of the present invention.
Fig. 1 is a flow chart of preparing a filler special for marble glue in an embodiment of the invention.
Example 1
The calcium carbonate ore is cleaned, calcium carbonate particles with the size of 5-10mm are obtained after multi-stage crushing, the obtained particles are ground by grinding or ball grinding mill, 2 wt%sodium acrylate is added as grinding aid, the calcium carbonate powder with the average particle size of 5 mu m and 2 mu m is obtained by controlling the rotating speed and grading machine for grading, the calcium carbonate with the average particle size of 5 mu m is added with 3 wt%titanate and 8 wt%stearic acid, and the calcium carbonate powder is modified by a high-speed dispersing machine. Cleaning high-quality wollastonite ore, crushing the wollastonite ore in multiple stages to obtain wollastonite particles with the size of 5-10mm, grinding the wollastonite particles by a ring roller mill, controlling the rotating speed and grading to obtain needle-like wollastonite with the crystal length of 20 mu m, and adding 5 wt% of titanate into the needle-like wollastonite to modify the needle-like wollastonite by a high-speed dispersing machine. Adding the modified 5-micrometer calcium carbonate and the modified 2-micrometer calcium carbonate into a high-speed dispersing machine according to the mass ratio of 250:10:13, dispersing at high speed for 5min at the speed of 1800r/min, and collecting and packaging.
The results of the batch test corresponding to example 1 are shown in Table 1.
TABLE 1 batch detection results corresponding to example 1
Example 2:
the calcium carbonate ore is cleaned, calcium carbonate particles with the size of 5-10mm are obtained after multi-stage crushing, the obtained particles are ground by a ball mill, 2 wt%sodium acrylate is added as a grinding aid, the calcium carbonate powder with the average particle size of 5 microns and 2 microns is obtained by controlling the rotating speed and grading machine for grading, the calcium carbonate with the average particle size of 5 microns is added with 3 wt%titanate and 8 wt%stearic acid, and the calcium carbonate powder is modified by a high-speed dispersing machine. Cleaning high-quality wollastonite ore, crushing in multiple stages to obtain wollastonite particles with the size of 5-10mm, grinding the wollastonite particles by a ring roller mill, controlling the rotating speed and grading to obtain needle-like wollastonite with the crystal length of 20 mu m, and adding 5%o titanate into the needle-like wollastonite to modify the needle-like wollastonite by a high-speed dispersing machine. Adding the modified 5-micrometer calcium carbonate and the modified 2-micrometer calcium carbonate into a high-speed dispersing machine according to the mass ratio of 700:25:58, dispersing at a high speed for 5min at a speed of 1800r/min, and collecting and packaging.
The corresponding batch test results for example 2 are shown in Table 2.
TABLE 2 batch detection results corresponding to EXAMPLE 2
Example 3:
the calcium carbonate ore is cleaned, calcium carbonate particles with the size of 5-10mm are obtained after multi-stage crushing, the obtained particles are ground by a ball mill, 2 wt%sodium acrylate is added as a grinding aid, the calcium carbonate powder with the average particle size of 5 microns and 2 microns is obtained by controlling the rotating speed and grading machine for grading, the calcium carbonate with the average particle size of 5 microns is added with 3 wt%titanate and 8 wt%stearic acid, and the calcium carbonate powder is modified by a high-speed dispersing machine. Cleaning high-quality wollastonite ore, crushing in multiple stages to obtain wollastonite particles with the size of 5-10mm, grinding the wollastonite particles by a ring roller mill, controlling the rotating speed and grading to obtain needle-like wollastonite with the crystal length of 20 mu m, and adding 5%o titanate into the needle-like wollastonite to modify the needle-like wollastonite by a high-speed dispersing machine. Adding the modified 5-micrometer calcium carbonate and the modified 2-micrometer calcium carbonate into a high-speed dispersing machine according to the mass ratio of 300:10:31 in sequence, dispersing for 5min at a high speed of 1800r/min, and collecting and packaging.
The corresponding batch test results for example 3 are shown in Table 3.
TABLE 3 batch detection results corresponding to EXAMPLE 3
Example 4
The calcium carbonate ore is cleaned, calcium carbonate particles with the size of 5-10mm are obtained after multi-stage crushing, the obtained particles are ground by grinding or ball grinding mill, 2 wt%sodium acrylate is added as grinding aid, the calcium carbonate powder with the average particle size of 4 microns and 2.5 microns is obtained by controlling the rotating speed and grading machine for grading, the calcium carbonate with the average particle size of 4 microns is added with 3 wt%titanate and 8 wt%stearic acid, and the calcium carbonate powder is modified by a high-speed dispersing machine. Cleaning high-quality wollastonite ore, crushing the wollastonite ore in multiple stages to obtain wollastonite particles with the size of 5-10mm, grinding the wollastonite particles by a ring roller mill, controlling the rotating speed and grading to obtain needle-like wollastonite with the crystal length of 18 mu m, and adding 5 wt% of titanate into the needle-like wollastonite to modify the needle-like wollastonite by a high-speed dispersing machine. Adding the modified calcium carbonate with the diameter of 4 mu m and the modified acicular wollastonite with the diameter of 2.5 mu m into a high-speed dispersing machine according to the mass ratio of 250:10:13, dispersing for 5min at a high speed of 1800r/min, and collecting and packaging.
Example 5
The calcium carbonate ore is cleaned, calcium carbonate particles with the size of 5-10mm are obtained after multi-stage crushing, the obtained particles are ground by grinding or ball grinding mill, 2 wt% of sodium acrylate is added as grinding aid, the calcium carbonate powder with the average particle size of 6 mu m and 1.2 mu m is obtained by controlling the rotating speed and grading machine for grading, the calcium carbonate with the average particle size of 4 mu m is added with 3 wt% of titanate and 8 wt% of stearic acid, and the calcium carbonate powder is modified by a high-speed dispersing machine. Cleaning high-quality wollastonite ore, crushing the wollastonite ore in multiple stages to obtain wollastonite particles with the size of 5-10mm, grinding the wollastonite particles by a ring roller mill, controlling the rotating speed and grading to obtain needle-like wollastonite with the crystal length of 25 mu m, and adding 5 wt% of titanate into the needle-like wollastonite to modify the needle-like wollastonite by a high-speed dispersing machine. Adding the modified calcium carbonate with the diameter of 4 mu m and the modified acicular wollastonite with the diameter of 2.5 mu m into a high-speed dispersing machine according to the mass ratio of 250:10:13, dispersing for 5min at a high speed of 1800r/min, and collecting and packaging.
Example 6
The calcium carbonate ore is cleaned, calcium carbonate particles with the size of 5-10mm are obtained after multi-stage crushing, the obtained particles are ground by grinding or ball grinding mill, 2 wt%sodium acrylate is added as grinding aid, the calcium carbonate powder with the average particle size of 6 microns and 2.5 microns is obtained by controlling the rotating speed and grading machine for grading, the calcium carbonate with the average particle size of 4 microns is added with 3 wt%titanate and 8 wt%stearic acid, and the calcium carbonate powder is modified by a high-speed dispersing machine. Cleaning high-quality wollastonite ore, crushing the wollastonite ore in multiple stages to obtain wollastonite particles with the size of 5-10mm, grinding the wollastonite particles by a ring roller mill, controlling the rotating speed and grading to obtain needle-like wollastonite with the crystal length of 25 mu m, and adding 5 wt% of titanate into the needle-like wollastonite to modify the needle-like wollastonite by a high-speed dispersing machine. Adding the modified calcium carbonate with the diameter of 4 mu m and the modified acicular wollastonite with the diameter of 2.5 mu m into a high-speed dispersing machine according to the mass ratio of 250:10:13, dispersing for 5min at a high speed of 1800r/min, and collecting and packaging.
Example 7
The calcium carbonate ore is cleaned, calcium carbonate particles with the size of 5-10mm are obtained after multi-stage crushing, the obtained particles are ground by grinding or ball grinding mill, 2 wt%sodium acrylate is added as grinding aid, the calcium carbonate powder with the average particle size of 6 microns and 2.5 microns is obtained by controlling the rotating speed and grading machine for grading, the calcium carbonate with the average particle size of 4 microns is added with 3 wt%titanate and 8 wt%stearic acid, and the calcium carbonate powder is modified by a high-speed dispersing machine. Cleaning high-quality wollastonite ore, crushing the wollastonite ore in multiple stages to obtain wollastonite particles with the size of 5-10mm, grinding the wollastonite particles by a ring roller mill, controlling the rotating speed and grading to obtain needle-like wollastonite with the crystal length of 18 mu m, and adding 5 wt% of titanate into the needle-like wollastonite to modify the needle-like wollastonite by a high-speed dispersing machine. Adding the modified calcium carbonate with the diameter of 4 mu m and the modified acicular wollastonite with the diameter of 2.5 mu m into a high-speed dispersing machine according to the mass ratio of 250:10:13, dispersing for 5min at a high speed of 1800r/min, and collecting and packaging.
Marble glue prepared in the above examples and comparative examples (conventional filler, active 800 mesh heavy calcium) was tested according to the method described in standard JC/T989-2016, test proportioning protocol: unsaturated polyester resin: 100g, light nano calcium: 70g of filler: 130g, styrene: 6g, p-benzoquinone: 0.03g of nitrogen, nitrogen-dimethyl-p-toluidine: 0.7g, the result is shown in Table 4, and the flexural modulus and impact toughness of the marble adhesive special filler prepared by the invention are all stronger than those of the comparative example, which shows that the toughness and cracking resistance of the marble adhesive prepared by the examples are improved; the bonding strength is also stronger than that of the comparative example, which shows that the wetting effect of the marble adhesive prepared in the example on the base material and the dispersion effect of the powder are both stronger than those of the comparative example, and the plasticizing effect is good.
TABLE 4 results of Performance test of Marble gums prepared in examples 1-3 and comparative example
The foregoing is merely a preferred embodiment of the present invention and is not intended to limit the present invention in any way. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be comprehended within the scope of the present invention.
Claims (7)
1. The preparation method of the filler special for the marble glue is characterized by comprising the following steps of:
mixing and grinding calcium carbonate ore and sodium acrylate to obtain first powder; the particle size of the first powder is 4-6 mu m;
mixing calcium carbonate ore and sodium acrylate, and performing ball milling to obtain second powder; the particle size of the second powder is 1.2-2.5 mu m;
wollastonite is crushed to obtain wollastonite powder; the particle size of the wollastonite powder is 18-25 mu m;
mixing the first powder, titanate and stearic acid for first modification to obtain first modified powder;
mixing the wollastonite powder and the titanate for second modification to obtain second modified powder;
mixing the second powder, the first modified powder and the second modified powder to obtain the filler special for the marble adhesive; the mass ratio of the first modified powder to the second powder is (25-30) 1, and the mass of the second modified powder is 5-10% of the total mass of the first modified powder and the second powder.
2. The method according to claim 1, wherein the amount of sodium acrylate used in the grinding and ball milling is independently 1 to 2 wt.% of the calcium carbonate ore.
3. The preparation method according to claim 1, wherein the mass ratio of the first powder, the titanate and the stearic acid in the first modification is 1000:3-7:6-10.
4. A method according to claim 1 or 3, wherein the mass ratio of the first powder, the titanate and the stearic acid in the first modification is 1000:3:8.
5. The preparation method according to claim 1, wherein the mass ratio of wollastonite powder to titanate at the second modification is 1000:3-7.
6. The method according to claim 1, wherein the mass ratio of the first modified powder, the second powder and the second modified powder is 700:25:58.
7. The marble glue special filler prepared by the preparation method of any one of claims 1 to 6.
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101456973A (en) * | 2007-12-11 | 2009-06-17 | 天津德昊超微新材料有限公司 | UPVC/grading complex formulation inorganic powder composite material and preparation method thereof |
| CN101498052A (en) * | 2009-01-04 | 2009-08-05 | 颜鑫 | Grammite raphioid fibre crystal-nano calcium carbonate micro-nano composite powder material and production method |
| CN102558610A (en) * | 2010-12-30 | 2012-07-11 | 秦皇岛耀华玻璃钢股份公司 | Enhanced type composite filler and method for preparing fiber-reinforced plastic product by using same |
| JP2016044084A (en) * | 2014-08-21 | 2016-04-04 | 地方独立行政法人山口県産業技術センター | Wollastonite porous body and method for producing the same, and method for controlling the pore size of the porous body |
| CN110951279A (en) * | 2019-12-05 | 2020-04-03 | 江西广源化工有限责任公司 | Preparation method of superfine acicular wollastonite modified spherical silicon dioxide composite powder |
| CN111171472A (en) * | 2019-12-24 | 2020-05-19 | 鹤山联塑实业发展有限公司 | High-performance rigid polyvinyl chloride double-wall corrugated pipe and preparation method thereof |
| CN111303487A (en) * | 2020-03-26 | 2020-06-19 | 南昌大学 | Modified wollastonite and preparation method and application thereof |
| CN111826000A (en) * | 2020-07-22 | 2020-10-27 | 江西广源化工有限责任公司 | High-specific-gravity reinforced composite powder filler and preparation method thereof |
| CN111849206A (en) * | 2020-08-04 | 2020-10-30 | 江西广源化工有限责任公司 | Composite filler, preparation method and application thereof, and epoxy polyester powder coating |
-
2022
- 2022-04-07 CN CN202210360917.7A patent/CN114573866B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101456973A (en) * | 2007-12-11 | 2009-06-17 | 天津德昊超微新材料有限公司 | UPVC/grading complex formulation inorganic powder composite material and preparation method thereof |
| CN101498052A (en) * | 2009-01-04 | 2009-08-05 | 颜鑫 | Grammite raphioid fibre crystal-nano calcium carbonate micro-nano composite powder material and production method |
| CN102558610A (en) * | 2010-12-30 | 2012-07-11 | 秦皇岛耀华玻璃钢股份公司 | Enhanced type composite filler and method for preparing fiber-reinforced plastic product by using same |
| JP2016044084A (en) * | 2014-08-21 | 2016-04-04 | 地方独立行政法人山口県産業技術センター | Wollastonite porous body and method for producing the same, and method for controlling the pore size of the porous body |
| CN110951279A (en) * | 2019-12-05 | 2020-04-03 | 江西广源化工有限责任公司 | Preparation method of superfine acicular wollastonite modified spherical silicon dioxide composite powder |
| CN111171472A (en) * | 2019-12-24 | 2020-05-19 | 鹤山联塑实业发展有限公司 | High-performance rigid polyvinyl chloride double-wall corrugated pipe and preparation method thereof |
| CN111303487A (en) * | 2020-03-26 | 2020-06-19 | 南昌大学 | Modified wollastonite and preparation method and application thereof |
| CN111826000A (en) * | 2020-07-22 | 2020-10-27 | 江西广源化工有限责任公司 | High-specific-gravity reinforced composite powder filler and preparation method thereof |
| CN111849206A (en) * | 2020-08-04 | 2020-10-30 | 江西广源化工有限责任公司 | Composite filler, preparation method and application thereof, and epoxy polyester powder coating |
Non-Patent Citations (2)
| Title |
|---|
| 巩方玲，赵春贵，冯猛等.硅烷偶联剂改性碳酸钙与硅灰石填充PVC复合材料的研究.《万方数据知识服务平台》.2004,第1178-1182页. * |
| 郑水林，卢寿慈.重质碳酸钙/硅灰石复合填料的填充性能与填充增强原理研究.《中国粉体技术》.2002,第8卷(第1期),第1-5页. * |
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