CN115259772A - Cement formula product - Google Patents
Cement formula product Download PDFInfo
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- CN115259772A CN115259772A CN202210891443.9A CN202210891443A CN115259772A CN 115259772 A CN115259772 A CN 115259772A CN 202210891443 A CN202210891443 A CN 202210891443A CN 115259772 A CN115259772 A CN 115259772A
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- bentonite
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- 239000004568 cement Substances 0.000 title claims abstract description 47
- 239000000839 emulsion Substances 0.000 claims abstract description 36
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229920000139 polyethylene terephthalate Polymers 0.000 claims abstract description 27
- 239000005020 polyethylene terephthalate Substances 0.000 claims abstract description 27
- 229920002635 polyurethane Polymers 0.000 claims abstract description 27
- 239000004814 polyurethane Substances 0.000 claims abstract description 27
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000440 bentonite Substances 0.000 claims abstract description 18
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 18
- 239000002245 particle Substances 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 13
- -1 polyethylene terephthalate Polymers 0.000 claims abstract description 12
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 7
- 238000002360 preparation method Methods 0.000 claims description 24
- 238000000227 grinding Methods 0.000 claims description 21
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 20
- 238000002791 soaking Methods 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 18
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- 238000002156 mixing Methods 0.000 claims description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- 238000012986 modification Methods 0.000 claims description 10
- 230000004048 modification Effects 0.000 claims description 10
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 10
- 238000009472 formulation Methods 0.000 claims description 9
- 229920000858 Cyclodextrin Polymers 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- HFHDHCJBZVLPGP-UHFFFAOYSA-N schardinger α-dextrin Chemical compound O1C(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(O)C2O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC2C(O)C(O)C1OC2CO HFHDHCJBZVLPGP-UHFFFAOYSA-N 0.000 claims description 7
- 239000000377 silicon dioxide Substances 0.000 claims description 7
- 235000012239 silicon dioxide Nutrition 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims description 5
- 239000002202 Polyethylene glycol Substances 0.000 claims description 5
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 5
- 238000003851 corona treatment Methods 0.000 claims description 5
- 235000011187 glycerol Nutrition 0.000 claims description 5
- 238000002715 modification method Methods 0.000 claims description 5
- 229920001223 polyethylene glycol Polymers 0.000 claims description 5
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 5
- 235000010413 sodium alginate Nutrition 0.000 claims description 5
- 239000000661 sodium alginate Substances 0.000 claims description 5
- 229940005550 sodium alginate Drugs 0.000 claims description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- 239000010419 fine particle Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000009977 dual effect Effects 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 239000011398 Portland cement Substances 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 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
- 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
- C04B28/02—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 hydraulic cements other than calcium sulfates
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- 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)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a cement formula product which comprises the following raw materials in parts by weight: 70-90 parts of cement, 25-35 parts of acrylic emulsion, 10-20 parts of interface compatilizer, 5-15 parts of improved PET (polyethylene terephthalate) slices and 1-6 parts of bentonite modified particles. According to the invention, the cement and the acrylic emulsion are modified and mixed, the polyurethane emulsion in the interface compatilizer is matched with the double contact agent, and the polyurethane emulsion is matched with the polyurethane and the silane coupling agent, so that the obtained polyurethane has excellent inorganic-philic long chain and can connect inorganic raw materials in series.
Description
Technical Field
The invention relates to the technical field of cement formulas, in particular to a cement formula product.
Background
General cement-cement commonly used in civil engineering and building. The general cement mainly refers to six types of cement specified in GB175-2007, namely Portland cement, ordinary Portland cement, slag Portland cement, pozzolanic Portland cement, fly ash Portland cement and composite Portland cement; the special cement is special-purpose cement. Such as G-grade oil well cement, road portland cement; characteristic cement is cement with a certain outstanding performance. Such as rapid hardening portland cement, low thermal slag portland cement, expanded sulphoaluminate cement, phosphoaluminate cement and phosphate cement.
The existing cement products are modified by adding the acrylic emulsion, and the interface performance of the emulsion and the cement products is poor, so that the bonding strength between cement raw materials is reduced, and the overall strength performance of the cement products is influenced.
Disclosure of Invention
In view of the drawbacks of the prior art, it is an object of the present invention to provide a cement formulation.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the invention provides a cement formula product which comprises the following raw materials in parts by weight:
70-90 parts of cement, 25-35 parts of acrylic emulsion, 10-20 parts of interface compatilizer, 5-15 parts of improved PET (polyethylene terephthalate) slices and 1-6 parts of bentonite modified particles;
wherein the preparation of the interfacial compatilizer comprises the following steps: and (2) feeding the polyurethane emulsion into the double contact agent according to the weight ratio of 1.
Preferably, the cement formula product comprises the following raw materials in parts by weight:
80 parts of cement, 30 parts of acrylic emulsion, 15 parts of interface compatilizer, 10 parts of improved PET chips and 3.5 parts of bentonite modified particles.
Preferably, the preparation method of the improved PET slice comprises the following steps:
s1, surface primary improvement:
firstly, putting PET slices into hydrochloric acid to be soaked for 10-30min, and then carrying out corona treatment, wherein the corona voltage is 1-5Kv, and the treatment is carried out for 1-3min;
s2, surface deepening improvement:
then the mixture is sent into the surface modification solution for soaking treatment, the soaking temperature is 75-85 ℃, the soaking time is 20-30min, after the soaking is finished, the direct current magnetic field treatment is carried out, and then the mixture is washed and dried.
Preferably, the magnetic field power of the direct current magnetic field treatment is 100-500W, and the treatment time is 10-40min.
Preferably, the specific preparation method of the surface modification liquid comprises the following steps:
(1) Mixing sodium dodecyl sulfate and sodium alginate according to a weight ratio of 2;
(2) Adding a rare earth lanthanum chloride solution with the mass fraction of 20-30% into an ethanol solution of which the mass fraction is 2 times, and performing ultrasonic dispersion with the ultrasonic power of 100-500W and the ultrasonic time of 20-30min to obtain a modified solution B;
(3) And adding the modifying solution B into the modifying solution A according to the weight ratio of 1.
Preferably, the preparation method of the polyurethane emulsion comprises the following steps: and (2) feeding the polyurethane into a silane coupling agent KH560 according to a weight ratio of 1:3, stirring and mixing, wherein the stirring temperature is 75-85 ℃, the stirring time is 20-30min, the stirring speed is 100-600r/min, and after the stirring is finished, adding acetone 2-3 times of the total amount of the polyurethane to obtain the polyurethane emulsion.
Preferably, the preparation method of the double contact agent comprises the following steps: adding the organic liquid into cyclodextrin according to the weight ratio of 3.
Preferably, the organic liquid is prepared by mixing acrylic emulsion, glycerol and polyethylene glycol according to a weight ratio of 4.
Preferably, the stirring speed of the low-speed stirring is 100-200r/min.
Preferably, the specific modification method of the bentonite modified particles comprises the following steps:
the method comprises the steps of firstly, sending bentonite into hydrochloric acid for ultrasonic dispersion with ultrasonic power of 100-500W and ultrasonic time of 20-30min, then, grinding in a grinding machine with grinding rotation speed of 1000-1500r/min, finishing grinding, then, carrying out thermal expansion treatment to obtain modified bentonite, sending the modified bentonite into ionized water, then, adding silicon dioxide particles, carrying out current treatment at 100-200A for 10-20min, finishing current, washing with water, and drying.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, cement and acrylic emulsion are modified and mixed, polyurethane emulsion in an interface compatilizer is matched with a double contact agent, the polyurethane emulsion is matched with polyurethane and a silane coupling agent, the obtained polyurethane has excellent hydrophilic and inorganic long chains, inorganic raw materials can be connected in series, the added double contact agent is matched with cyclodextrin by adopting organic liquid, and the cyclodextrin has an amphiphilic structure, so that the degree of relation between the emulsion and the inorganic raw materials can be established, and the performance of the product can be improved; the PET slices are improved, the activity energy of the raw materials can be improved through preliminary improvement and deepening improvement, and the degree of relation between the acrylic emulsion and the raw materials can be enhanced through the addition of the PET slices; thereby improving the overall performance of the product; the bentonite modified particles are formed by dispersing and grinding bentonite, so that the sheet expansion degree and the dispersion degree of the bentonite are improved; then, current treatment is carried out on the silicon dioxide particles, and the silicon dioxide particles are distributed on the sheet layer, so that the active reaction among the raw materials and the mixing reaction degree among the raw materials are improved; thereby improving the overall performance of the product.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1.
The cement formula product of the embodiment comprises the following raw materials in parts by weight:
70 parts of cement, 25 parts of acrylic emulsion, 10 parts of interface compatilizer, 5 parts of improved PET (polyethylene terephthalate) slices and 1 part of bentonite modified particles;
wherein the preparation of the interfacial compatilizer comprises the following steps: and (2) feeding the polyurethane emulsion into the double contact agent according to the weight ratio of 1.
The preparation method of the improved PET chip of this example is:
s1, surface primary improvement:
firstly, putting PET slices into hydrochloric acid to be soaked for 10min, and then carrying out corona treatment, wherein the corona voltage is 1Kv, and the treatment is carried out for 1min;
s2, surface deepening improvement:
then the mixture is sent into a surface modification solution for soaking treatment, the soaking temperature is 75 ℃, the soaking time is 20min, after the soaking is finished, the direct current magnetic field treatment is carried out, and then the washing and the drying are carried out.
The DC magnetic field treatment of this example was performed with a magnetic field power of 100W and a treatment time of 10min.
The specific preparation method of the surface modification liquid in this example is:
(1) Mixing sodium dodecyl sulfate and sodium alginate according to a weight ratio of 2;
(2) Adding a rare earth lanthanum chloride solution with the mass fraction of 20% into an ethanol solution of which the mass fraction is 2 times, and performing ultrasonic dispersion with the ultrasonic power of 100W and the ultrasonic time of 20min to obtain a modified solution B;
(3) And adding the modifying solution B into the modifying solution A according to the weight ratio of 1.
The preparation method of the polyurethane emulsion of the embodiment comprises the following steps: and (2) feeding the polyurethane into a silane coupling agent KH560 according to the weight ratio of 1.
The preparation method of the double contact agent of the embodiment comprises the following steps: and adding the organic liquid into cyclodextrin according to the weight ratio of 3.
The organic liquid of the embodiment is prepared by mixing acrylic emulsion, glycerol and polyethylene glycol according to a weight ratio of 4.
The stirring speed of the low-speed stirring in this example was 100r/min.
The specific modification method of the bentonite-modified fine particles in this example was:
the preparation method comprises the steps of firstly sending bentonite into hydrochloric acid for ultrasonic dispersion, wherein the ultrasonic power is 100W, the ultrasonic time is 20min, then grinding in a grinding machine, the grinding speed is 1000r/min, the grinding is finished, then thermal expansion treatment is carried out to obtain modified bentonite, the modified bentonite is sent into ionized water, then silicon dioxide particles are added, current treatment is carried out under 100A, the current time is 10min, and after the current is finished, washing and drying are carried out.
Example 2.
The cement formula product of the embodiment comprises the following raw materials in parts by weight:
90 parts of cement, 35 parts of acrylic emulsion, 20 parts of interface compatilizer, 15 parts of improved PET (polyethylene terephthalate) slices and 6 parts of bentonite modified particles;
wherein the preparation of the interfacial compatilizer comprises the following steps: and (2) feeding the polyurethane emulsion into the double contact agent according to the weight ratio of 1.
The preparation method of the improved PET chip of this example is:
s1, surface primary improvement:
firstly, putting PET slices into hydrochloric acid to be soaked for 30min, and then carrying out corona treatment, wherein the corona voltage is 5Kv, and the treatment is carried out for 3min;
s2, surface deepening improvement:
then the mixture is sent into surface modification liquid for soaking treatment, the soaking temperature is 85 ℃, the soaking time is 30min, after the soaking is finished, direct current magnetic field treatment is carried out, and then washing and drying are carried out.
The magnetic field power of the DC magnetic field treatment in this example was 500W, and the treatment time was 40min.
The specific preparation method of the surface modification liquid in this example is:
(1) Mixing sodium dodecyl sulfate and sodium alginate according to a weight ratio of 2;
(2) Adding a rare earth lanthanum chloride solution with the mass fraction of 30% into an ethanol solution of which the mass fraction is 2 times, and performing ultrasonic dispersion with the ultrasonic power of 500W and the ultrasonic time of 30min to obtain a modified solution B;
(3) And adding the modifying liquid B into the modifying liquid A according to the weight ratio of 1.
The preparation method of the polyurethane emulsion of the embodiment comprises the following steps: and (2) feeding the polyurethane into a silane coupling agent KH560 according to the weight ratio of 1.
The preparation method of the double contact agent of the embodiment comprises the following steps: adding the organic liquid into cyclodextrin according to the weight ratio of 3.
The organic liquid of the embodiment is prepared by mixing acrylic emulsion, glycerol and polyethylene glycol according to a weight ratio of 4.
The stirring speed of the low-speed stirring in this example was 200r/min.
The specific modification method of the bentonite-modified fine particles in this example was:
the preparation method comprises the steps of firstly sending bentonite into hydrochloric acid for ultrasonic dispersion, wherein the ultrasonic power is 500W, the ultrasonic time is 30min, then grinding in a grinding machine, the grinding speed is 1500r/min, the grinding is finished, then thermal expansion treatment is carried out to obtain modified bentonite, the modified bentonite is sent into ionized water, then silicon dioxide particles are added, current treatment is carried out at 200A, the current time is 20min, and after the current is finished, washing and drying are carried out.
Example 3.
The cement formula product of the embodiment comprises the following raw materials in parts by weight:
80 parts of cement, 30 parts of acrylic emulsion, 15 parts of interface compatilizer, 10 parts of improved PET (polyethylene terephthalate) slices and 3.5 parts of bentonite modified particles;
wherein the preparation of the interfacial compatilizer comprises the following steps: and (2) feeding the polyurethane emulsion into the double contact agent according to the weight ratio of 1.
The preparation method of the improved PET chip of this example is:
s1, surface primary improvement:
firstly, putting PET slices into hydrochloric acid to be soaked for 20min, and then carrying out corona treatment, wherein the corona voltage is 3Kv, and the treatment is carried out for 2min;
s2, surface deepening improvement:
then the mixture is sent into a surface modification solution for soaking treatment, the soaking temperature is 80 ℃, the soaking time is 25min, after the soaking is finished, the direct current magnetic field treatment is carried out, and then the mixture is washed and dried.
The magnetic field power of the DC magnetic field treatment in this example was 300W, and the treatment time was 25min.
The specific preparation method of the surface modification liquid in this example is as follows:
(1) Mixing sodium dodecyl sulfate and sodium alginate according to a weight ratio of 2;
(2) Adding a rare earth lanthanum chloride solution with the mass fraction of 25% into an ethanol solution of which the mass fraction is 2 times, and performing ultrasonic dispersion with the ultrasonic power of 300W and the ultrasonic time of 25min to obtain a modified solution B;
(3) And adding the modifying solution B into the modifying solution A according to the weight ratio of 1.
The preparation method of the polyurethane emulsion of the embodiment comprises the following steps: and (2) feeding the polyurethane into a silane coupling agent KH560 according to the weight ratio of 1.
The preparation method of the double contact agent of the embodiment comprises the following steps: and adding the organic liquid into cyclodextrin according to the weight ratio of 3.
The organic liquid of the embodiment is prepared by mixing acrylic emulsion, glycerol and polyethylene glycol according to the weight ratio of 4.
The stirring speed of the low-speed stirring in this example was 150r/min.
The specific modification method of the bentonite-modified fine particles in this example was:
the preparation method comprises the steps of firstly, sending bentonite into hydrochloric acid for ultrasonic dispersion, enabling ultrasonic power to be 300W and ultrasonic time to be 25min, then, grinding in a grinding machine, enabling grinding rotation speed to be 1250r/min, finishing grinding, then, conducting thermal expansion treatment to obtain modified bentonite, sending the modified bentonite into ionized water, then, adding silicon dioxide particles, conducting current treatment under 150A, enabling current time to be 15min, finishing current, washing and drying.
Comparative example 1.
The only difference from example 3 is that no interfacial compatibilizer was added.
Comparative example 2.
The only difference from example 3 is that no bentonite-modified microparticle was added.
Comparative example 3.
The existing acrylic emulsion cement is adopted.
And (3) performing performance test by adopting the standard of GB/T26748-2011:
the product properties of examples 1-3 and comparative examples 1-3 were tested as follows:
as can be seen from examples 1-3 and comparative examples 1-3, the strength property 28d of the product of the invention can reach the best, and the best can reach 76.5MPa.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The cement formula product is characterized by comprising the following raw materials in parts by weight:
70-90 parts of cement, 25-35 parts of acrylic emulsion, 10-20 parts of interface compatilizer, 5-15 parts of improved PET (polyethylene terephthalate) slices and 1-6 parts of bentonite modified particles;
wherein the preparation of the interfacial compatilizer comprises the following steps: and (2) feeding the polyurethane emulsion into the double contact agent according to the weight ratio of 1.
2. The cement formulation according to claim 1, comprising the following raw materials in parts by weight:
80 parts of cement, 30 parts of acrylic emulsion, 15 parts of interface compatilizer, 10 parts of improved PET (polyethylene terephthalate) slices and 3.5 parts of bentonite modified particles.
3. The cement formulation according to claim 1, wherein the modified PET chip is prepared by a method comprising:
s1, surface primary improvement:
firstly, putting PET slices into hydrochloric acid to be soaked for 10-30min, and then carrying out corona treatment, wherein the corona voltage is 1-5Kv, and the treatment is carried out for 1-3min;
s2, surface deepening improvement:
then the mixture is sent into the surface modification solution for soaking treatment, the soaking temperature is 75-85 ℃, the soaking time is 20-30min, after the soaking is finished, the direct current magnetic field treatment is carried out, and then the mixture is washed and dried.
4. The cement formulation according to claim 3, wherein the DC magnetic field treatment has a magnetic field power of 100-500W and a treatment time of 10-40min.
5. The cement formulation product according to claim 3, wherein the surface modification fluid is prepared by a specific method comprising:
(1) Mixing sodium dodecyl sulfate and sodium alginate according to a weight ratio of 2;
(2) Adding a rare earth lanthanum chloride solution with the mass fraction of 20-30% into an ethanol solution of which the mass fraction is 2 times, and performing ultrasonic dispersion with the ultrasonic power of 100-500W and the ultrasonic time of 20-30min to obtain a modified solution B;
(3) And adding the modifying liquid B into the modifying liquid A according to the weight ratio of 1.
6. The cement formulation according to claim 1, wherein the polyurethane emulsion is prepared by: and (2) feeding the polyurethane into a silane coupling agent KH560 according to a weight ratio of 1:3, stirring and mixing, wherein the stirring temperature is 75-85 ℃, the stirring time is 20-30min, the stirring speed is 100-600r/min, and after the stirring is finished, adding acetone 2-3 times of the total amount of the polyurethane to obtain the polyurethane emulsion.
7. The cement formulation according to claim 1, wherein the dual contact agent is prepared by: and (3) adding the organic liquid into cyclodextrin according to the weight ratio of 3.
8. The cement formula product according to claim 7, wherein the organic liquid is a mixture of acrylic emulsion, glycerin, and polyethylene glycol in a weight ratio of 4.
9. The cement formulation according to claim 7, wherein the stirring speed of the low speed stirring is 100-200r/min.
10. The cement formulation according to claim 1, wherein the specific modification method of the bentonite modified fine particles is as follows:
the method comprises the steps of firstly, sending bentonite into hydrochloric acid for ultrasonic dispersion, enabling ultrasonic power to be 100-500W and ultrasonic time to be 20-30min, then, grinding in a grinding machine, enabling grinding rotation speed to be 1000-1500r/min, finishing grinding, then, conducting thermal expansion treatment to obtain modified bentonite, sending the modified bentonite into ionized water, then, adding silicon dioxide particles, conducting current treatment under 100-200A, enabling current time to be 10-20min, finishing current, washing, and drying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210891443.9A CN115259772A (en) | 2022-07-27 | 2022-07-27 | Cement formula product |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210891443.9A CN115259772A (en) | 2022-07-27 | 2022-07-27 | Cement formula product |
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| CN115259772A true CN115259772A (en) | 2022-11-01 |
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| CN202210891443.9A Pending CN115259772A (en) | 2022-07-27 | 2022-07-27 | Cement formula product |
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| CN114395819A (en) * | 2022-02-26 | 2022-04-26 | 晋江市兴利来纱业有限公司 | Antibacterial, deodorant and fragrance-releasing polyester yarn |
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