CN106542794A - A kind of construction material firming agent and its preparation technology - Google Patents
A kind of construction material firming agent and its preparation technology Download PDFInfo
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- CN106542794A CN106542794A CN201610988095.1A CN201610988095A CN106542794A CN 106542794 A CN106542794 A CN 106542794A CN 201610988095 A CN201610988095 A CN 201610988095A CN 106542794 A CN106542794 A CN 106542794A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—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
- C04B28/04—Portland 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
- 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
-
- 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
Abstract
The present invention relates to a kind of firming agent and its preparation technology, more particularly to a kind of construction material firming agent and its preparation technology.The technical problem to be solved in the present invention is to provide that a kind of using effect is good, construction quality enough well, the good construction material firming agent of performance and its preparation technology such as freeze proof, heat-resisting, corrosion-resistant, impervious.A kind of construction material firming agent, is made up of following raw material by weight：20～26 parts of portland cement, 4～6 parts of aluminium oxide, 4～8 parts of ca aluminosilicate, 2～5 parts of ethylene glycol, 2～4 parts of silicon nitride, 15～18 parts of quartz sand etc., its preparation technology includes five steps.Invention achieves easy to use, construction quality enough well, the good effect of performance such as freeze proof, heat-resisting, corrosion-resistant, impervious, the firming agent chemical stability for preparing of the invention is good, corrosion resistance is strong, anti-freezing property is excellent, mechanical property, thermostability strong, impervious good, and it not only has the characteristics such as hardness is high, wear-resisting, thermal stability is good.
Description
Technical field
The present invention relates to a kind of firming agent and its preparation technology, more particularly to a kind of construction material firming agent and its preparation
Technique.
Background technology
Firming agent also known as sclerosing agent, curing agent or set agent are class enhancements or control material or the mixing of curing reaction
Thing.Resin solidification is, through chemical reactions such as condensation, closed loop, addition or catalysis, to make thermosetting resin that irreversible change to occur
Process, solidification are completed by adding solidification (crosslinking) agent.Firming agent is requisite additive, either makees bonding
Agent, coating, castable all need to add firming agent, and otherwise epoxy resin can not solidify.Mechanics of the kind of firming agent to solidfied material
Performance, thermostability, resistance to water, corrosion resistance etc. all have a significant impact.
The gel rubber material that present heavy construction is used is mainly cement, using the sandstone that screens as aggregate, adds water
Mud uses blender to carry out mix homogeneously as gel rubber material and just can use, in order that building is more firm, it is often necessary to right
Sandstone is screened, it is desirable to which reasonable water quality, the amount of labour is than larger in the course of the work.
My land area is 9,600,000 square kilometres, and vast territory and abundant resources, and the longitude and latitude amplitude of leap is very big, therefore China
Weather complexity it is various, have monsoon climate of medium latitudes, subtropical monsoon climate, tropical monsson climate, tropical rainy climate, temperate zone big
The climate type such as land property weather and plateau mountain climate, across the torrid zone, subtropical zones, warm temperate zone, middle temperate zone, cool temperature zone gas from south to north
Band is waited, weather is usually unstable, the north is usually cold, south is rainy, the existing curing materials for using of building can not meet
The freeze proof, heat-resisting, corrosion-resistant, impervious etc. of each place requires that using effect is poor, it is impossible to meet building for large-scale high-end building
Into the quality built out is not good enough, the shortcoming of the poor performance such as freeze proof, heat-resisting, corrosion-resistant, impervious, therefore it is a kind of to need research and development badly
Using effect is good, construction quality enough well, the good construction material firming agent of performance and its system such as freeze proof, heat-resisting, corrosion-resistant, impervious
Standby technique.
The content of the invention
(1) technical problem to be solved
The present invention in order to overcome it is existing build the curing materials that use can not meet the building up of large-scale high-end building,
The shortcoming of the quality not enough poor performance such as good, freeze proof, heat-resisting, corrosion-resistant, impervious is built, the technical problem to be solved in the present invention is to provide
A kind of using effect is good, construction quality enough well, the good construction material firming agent of performance such as freeze proof, heat-resisting, corrosion-resistant, impervious and
Its preparation technology.
(2) technical scheme
In order to solve above-mentioned technical problem, the invention provides such a construction material firming agent, by following by weight
The raw material of amount part meter is made：20～26 parts of portland cement, 4～6 parts of aluminium oxide, 4～8 parts of ca aluminosilicate, 2～5 parts of ethylene glycol,
2～4 parts of silicon nitride, 15～18 parts of quartz sand, 3～7 parts of calcium chloride, 6～8 parts of zeolite molecular sieve, 5～8 parts of clay, sodium phosphate 1
～3 parts, 3～5 parts of carborundum, 8～12 parts of calcium lime powder, 3～5 parts of anhydrous magnesium sulfate, 1.5～3.5 parts of coagulant.
Preferably, clay is Kaolin.
Preferably, coagulant is aluminum sulfate.
Preferably, quartz sand is concentration sand of the particle diameter in 0.020mm～3.350mm.
A kind of construction material firming agent preparation technology：
Step one：It is made up of following raw material by weight according to every group of formula：20～26 parts of portland cement, oxidation
4～6 parts of aluminum, 4～8 parts of ca aluminosilicate, 2～5 parts of ethylene glycol, 2～4 parts of silicon nitride, 15～18 parts of quartz sand, calcium chloride 3～7
It is part, 6～8 parts of zeolite molecular sieve, 5～8 parts of clay, 1～3 part of sodium phosphate, 3～5 parts of carborundum, 8～12 parts of calcium lime powder, anhydrous
3～5 parts of magnesium sulfate, 1.5～3.5 parts of coagulant.First take 15～18 parts of quartz sand, 6～8 parts of zeolite molecular sieve, calcium lime powder 8～
2～4 parts of 12 parts, 4～8 parts of ca aluminosilicate and silicon nitride are mixed, and are ground using grinder and are screened, grind mixture
The particulate matter of 0.3～0.5cm is worn into, after grinding is finished, makes mixture carry out being warming up to 70～80 DEG C, using Burdick lamp irradiation
Reaction, uviol lamp power are 1000W, 40～50cm of irradiation distance, 90～120min of exposure time.
Step 2：Take 4～6 parts of aluminium oxide, 2～5 parts of ethylene glycol, 3～7 parts of calcium chloride, 1～3 part of sodium phosphate, carborundum 3
～5 parts and 3～5 parts of anhydrous magnesium sulfate are mixed, 5 are stirred using the mixing plant of 1000～1500r/min～
8min, then using 1～1.5min of ultrasonic activation, ultrasonic frequency during supersonic vibration is 30kHz～45kHz, mix homogeneously
Afterwards, mixture is sealed, is stood 3～3.5h under anaerobic.
Step 3：Take 20～26 parts of portland cement and 5～8 parts of clay adopts crushing pressure for 0.6～1.2Mpa and powder
Broken rotating speed is crushed for 8000r/min collision type fluidized bed air flow crushers, crush 3～5min, after crushing will not agglomeration exist
Together, 100～180 μm of fineness after crushing.
Step 4：The mixture of the mixture and step 3 of step one is mixed, is used during mixing and is adopted ultrasound wave
The ultrasonic frequency of vibration is 30kHz～45kHz, and 1.5～3.5 parts of coagulant is slowly added to during mixing, make coagulant with 1～
The speed of 5mL/min is instilled, and 5～7min of ultrasonic activation is mixed mixture.
Step 5：Four mixture is mixed with the mixture in step 2, during mixing using using 1000～
The mixing plant of 1500r/min is stirred 20～30min, and temperature control can be prepared by firming agent at 60～80 DEG C.
Preferably, the balance water absorption capacity of firming agent is 70～80%.
Preferably, using adopting the ultrasonic frequency of ultrasonic activation to be optimal for 35kHz effects when mixing in step 4.
(3) beneficial effect
Invention achieves easy to use, construction quality enough well, the good effect of performance such as freeze proof, heat-resisting, corrosion-resistant, impervious
Really.Aluminium oxide fusing point, hardness are high, and, insulating properties corrosion-resistant insoluble in soda acid is water insoluble, but water absorption is very strong, and ethylene glycol is one
Individual antifreeze, with very strong anti-freezing property.Silicon nitride, it is a kind of superhard material, and itself has lubricity, and wear-resisting
Damage, be atomic crystal, antioxidation during high temperature, and also it can also resist thermal shock, be heated to more than 1000 DEG C in atmosphere, and it is anxious
Acute cooling is drastically heated again, also will not fragmentation.Zeolite molecular sieve can be by the Molecular Adsorption less than its aperture to sky due to molecular sieve
Inside cave, and the molecular repulsion bigger than aperture outside its hole, play a part of to sieve molecule.Anhydrous magnesium sulfate is a kind of normal
Chemical reagent and dried reagent.Coagulant has the features such as making cement products rapid hardening, coagulant, early strong, good operation performance, energy
The setting rate of cement is dramatically speeded up, shortens the early strength of extra-high cement products setting time.
Firming agent chemical stability prepared by the present invention is good, corrosion resistance is strong, anti-freezing property is excellent, mechanical property, heat-resisting
Property it is strong, impervious good, it not only has the characteristics such as hardness is high, wear-resisting, thermal stability is good, forms the Building wood for meeting requirement
Material, can be widely applied to Hydraulic and Hydro-Power Engineering, road traffic engineering etc..The firming agent that the present invention is produced can perform well in
Large-scale and top-grade building, comprcssive strength are big, and solidification effect adds, and makes the service life of building permanent.
Specific embodiment
With reference to embodiment, the present invention is further illustrated.
Embodiment 1
A kind of construction material firming agent preparation technology：
Step one：It is made up of following raw material by weight according to every group of formula：20 parts of portland cement, aluminium oxide 4
Part, 4 parts of ca aluminosilicate, 2 parts of ethylene glycol, 4 parts of silicon nitride, 18 parts of quartz sand, 7 parts of calcium chloride, 8 parts of zeolite molecular sieve, clay 8
Part, 3 parts of sodium phosphate, 5 parts of carborundum, 12 parts of calcium lime powder, 5 parts of anhydrous magnesium sulfate, 3.5 parts of coagulant.First take 18 parts of quartz sand,
4 parts of 8 parts of zeolite molecular sieve, 12 parts of calcium lime powder, 4 parts of ca aluminosilicate and silicon nitride are mixed, and are ground using grinder
And screening, make mixture grind to form the particulate matter of 0.3cm, after grinding is finished, make mixture carry out being warming up to 70 DEG C, using ultraviolet
Line lamp irradiation reaction, uviol lamp power be 1000W, irradiation distance 40cm, exposure time 90min.
Step 2：Take 4 parts of aluminium oxide, 2 parts of ethylene glycol, 7 parts of calcium chloride, 3 parts of sodium phosphate, 5 parts of carborundum and anhydrous slufuric acid
5 parts of magnesium is mixed, and is stirred 8min using the mixing plant of 1500r/min, then using ultrasonic activation 1.5min,
Ultrasonic frequency during supersonic vibration is 45kHz, after mix homogeneously, mixture is sealed, is stood under anaerobic
3.5h。
Step 3：It is that 0.6Mpa is with rotating speed is crushed to take 20 parts of portland cement and adopt crushing pressure with 8 parts of clay
8000r/min collision type fluidized bed air flow crushers are crushed, crush 3min, after crushing will not agglomeration together, after crushing
100 μm of fineness.
Step 4：The mixture of the mixture and step 3 of step one is mixed, is used during mixing and is adopted ultrasound wave
The ultrasonic frequency of vibration is 45kHz, and 3.5 parts of coagulant is slowly added to during mixing, makes coagulant and is dripped with the speed of 5mL/min
Enter, ultrasonic activation 7min is mixed mixture.
Step 5：Four mixture is mixed with the mixture in step 2,1000r/min during mixing, is adopted
Mixing plant be stirred 20min, temperature control can be prepared by firming agent at 60 DEG C.
Embodiment 2
Step one：It is made up of following raw material by weight according to every group of formula：26 parts of portland cement, aluminium oxide 6
Part, 8 parts of ca aluminosilicate, 5 parts of ethylene glycol, 2 parts of silicon nitride, 15 parts of quartz sand, 3 parts of calcium chloride, 6 parts of zeolite molecular sieve, clay 5
Part, 1 part of sodium phosphate, 3 parts of carborundum, 8 parts of calcium lime powder, 3 parts of anhydrous magnesium sulfate, 1.5 parts of coagulant.First take 15 parts of quartz sand,
2 parts of 6 parts of zeolite molecular sieve, 8 parts of calcium lime powder, 8 parts of ca aluminosilicate and silicon nitride are mixed, be ground using grinder and
Screening, makes mixture grind to form the particulate matter of 0.5cm, after grinding is finished, makes mixture carry out being warming up to 80 DEG C, using ultraviolet
Lamp irradiation reaction, uviol lamp power be 1000W, irradiation distance 50cm, exposure time 120min.
Step 2：Take 6 parts of aluminium oxide, 5 parts of ethylene glycol, 3 parts of calcium chloride, 1 part of sodium phosphate, 3 parts of carborundum and anhydrous slufuric acid
3 parts of magnesium is mixed, and is stirred 5min using the mixing plant of 1000r/min, then using ultrasonic activation 1min, is surpassed
Ultrasonic frequency during sonic vibration is 30kHz, after mix homogeneously, mixture is sealed, stands 3h under anaerobic.
Step 3：It is that 1.2Mpa is with rotating speed is crushed to take 26 parts of portland cement and adopt crushing pressure with 5 parts of clay
8000r/min collision type fluidized bed air flow crushers are crushed, crush 5min, after crushing will not agglomeration together, after crushing
180 μm of fineness.
Step 4：The mixture of the mixture and step 3 of step one is mixed, is used during mixing and is adopted ultrasound wave
The ultrasonic frequency of vibration is 30kHz, and 1.5 parts of coagulant is slowly added to during mixing, makes coagulant and is dripped with the speed of 1mL/min
Enter, ultrasonic activation 5min is mixed mixture.
Step 5：Four mixture is mixed with the mixture in step 2,1500r/min during mixing, is adopted
Mixing plant be stirred 30min, temperature control can be prepared by firming agent at 80 DEG C.
Embodiment 3
A kind of construction material firming agent preparation technology：
Step one：It is made up of following raw material by weight according to every group of formula：23 parts of portland cement, aluminium oxide 5
Part, 6 parts of ca aluminosilicate, 4 parts of ethylene glycol, 3 parts of silicon nitride, 16 parts of quartz sand, 5 parts of calcium chloride, 7 parts of zeolite molecular sieve, clay 6
Part, 2 parts of sodium phosphate, 4 parts of carborundum, 10 parts of calcium lime powder, 4 parts of anhydrous magnesium sulfate, 2.5 parts of coagulant.First take 16 parts of quartz sand,
3 parts of 7 parts of zeolite molecular sieve, 10 parts of calcium lime powder, 6 parts of ca aluminosilicate and silicon nitride are mixed, and are ground using grinder
And screening, make mixture grind to form the particulate matter of 0.4cm, after grinding is finished, make mixture carry out being warming up to 75 DEG C, using ultraviolet
Line lamp irradiation reaction, uviol lamp power be 1000W, irradiation distance 45cm, exposure time 110min.
Step 2：Take 5 parts of aluminium oxide, 4 parts of ethylene glycol, 5 parts of calcium chloride, 2 parts of sodium phosphate, 4 parts of carborundum and anhydrous slufuric acid
4 parts of magnesium is mixed, and is stirred 6min using the mixing plant of 1200r/min, then using ultrasonic activation 1.2min,
Ultrasonic frequency during supersonic vibration is 35kHz, after mix homogeneously, mixture is sealed, is stood under anaerobic
3.2h。
Step 3：It is that 0.8Mpa is with rotating speed is crushed to take 23 parts of portland cement and adopt crushing pressure with 6 parts of clay
8000r/min collision type fluidized bed air flow crushers are crushed, crush 4min, after crushing will not agglomeration together, after crushing
140 μm of fineness.
Step 4：The mixture of the mixture and step 3 of step one is mixed, is used during mixing and is adopted ultrasound wave
The ultrasonic frequency of vibration is 35kHz, and 2.5 parts of coagulant is slowly added to during mixing, makes coagulant and is dripped with the speed of 3mL/min
Enter, ultrasonic activation 6min is mixed mixture.
Step 5：Four mixture is mixed with the mixture in step 2,1200r/min during mixing, is adopted
Mixing plant be stirred 25min, temperature control can be prepared by firming agent at 70 DEG C.
Experiment：
To set up A groups be tradition using the sandstone that screens as aggregate, adds cement to use blender to enter as gel rubber material
The firming agent that row mix homogeneously just can be used
Set up formula and firming agent made by preparation technology that B groups are embodiment 1
Set up formula and firming agent made by preparation technology that C groups are embodiment 2
Set up formula and firming agent made by preparation technology that D groups are embodiment 3
It is used in experimental architecture using the firming agent of A, B, C, D group of identical amount, using common fragment of brick and accordingly
Firming agent builds an experiment body of wall for blocking up the high 0.5m of long 2m, the number that record is closed per wall body phase respectively using identical construction method
According to this and respectively body of wall is tested accordingly, record when experimental data such as the completion of cure time, comprcssive strength, it is corrosion-resistant by force
The data such as degree, mechanical property, anti-freezing property, thermal stability,
(1) tested according to following experimental procedure, form 1 is the resistance to compression that A, B, C, D group is carried out under different compactnesss
Test,
Concrete cube test specimen comprcssive strength is calculated as follows：Fcc=F/A
Fcc is the body of wall comprcssive strength (Mpa) built by firming agent；
F is failing load (N)；
A is test specimen bearing area (mm2).
Comprcssive strength is calculated and should be accurate to 0.1Mpa.
The formula of D groups embodiment 3 and firming agent comprcssive strength made by preparation technology are learnt most according to the data in form 1
It is excellent.
(2) the following is the data result drawn according to your experiment corresponding
1. understand that B, C, D group is lower by 60～70% than the completion of cure time of A groups according to experiment；
2. understand that B, C, D group is higher than the comprcssive strength of A groups by 80～95% according to experiment；
3. understand that B, C, D group is higher by 70～80% than the corrosion-resistant intensity of A groups according to experiment；
4. understood according to experiment, high mechanical properties 65～75% of B, C, D group than A groups；
5. understand that B, C, D group is stronger than the anti-freezing property of A groups by 75～80% according to experiment；
6. understand that B, C, D group is stronger than the thermal stability of A groups by 60～67% according to experiment.
Embodiment described above only expresses the preferred embodiment of the present invention, and its description is more concrete and detailed, but and
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations, improvement can also be made and substituted, these belong to this
Bright protection domain.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (7)
1. a kind of construction material firming agent, it is characterised in that be made up of following raw material by weight：Portland cement 20
～26 parts, 4～6 parts of aluminium oxide, 4～8 parts of ca aluminosilicate, 2～5 parts of ethylene glycol, 2～4 parts of silicon nitride, 15～18 parts of quartz sand,
3～7 parts of calcium chloride, 6～8 parts of zeolite molecular sieve, 5～8 parts of clay, 1～3 part of sodium phosphate, 3～5 parts of carborundum, calcium lime powder 8
～12 parts, 3～5 parts of anhydrous magnesium sulfate, 1.5～3.5 parts of coagulant.
2. a kind of construction material firming agent according to claim 1, it is characterised in that clay is Kaolin.
3. a kind of construction material firming agent according to claim 1, it is characterised in that coagulant is aluminum sulfate.
4. a kind of construction material firming agent according to claim 1, it is characterised in that quartz sand exists for particle diameter
The concentration sand of 0.020mm～3.350mm.
5. a kind of construction material firming agent preparation technology, it is characterised in that
Step one：It is made up of following raw material by weight according to every group of formula：20～26 parts of portland cement, aluminium oxide 4
～6 parts, 4～8 parts of ca aluminosilicate, 2～5 parts of ethylene glycol, 2～4 parts of silicon nitride, 15～18 parts of quartz sand, 3～7 parts of calcium chloride, boiling
6～8 parts of stone molecular sieve, 5～8 parts of clay, 1～3 part of sodium phosphate, 3～5 parts of carborundum, 8～12 parts of calcium lime powder, anhydrous slufuric acid
3～5 parts of magnesium, 1.5～3.5 parts of coagulant.15～18 parts of quartz sand, 6～8 parts of zeolite molecular sieve, calcium lime powder 8～12 are taken first
2～4 parts of part, 4～8 parts of ca aluminosilicate and silicon nitride are mixed, and are ground using grinder and are screened, grind mixture
Into the particulate matter of 0.3～0.5cm, after grinding is finished, mixture is made to carry out being warming up to 70～80 DEG C, it is anti-using Burdick lamp irradiation
Should, uviol lamp power be 1000W, 40～50cm of irradiation distance, exposure time 90～120 minutes；
Step 2：Take 4～6 parts of aluminium oxide, 2～5 parts of ethylene glycol, 3～7 parts of calcium chloride, 1～3 part of sodium phosphate, 3～5 parts of carborundum
3～5 parts are mixed with anhydrous magnesium sulfate, are stirred 5～8min using the mixing plant of 1000～1500r/min,
1～1.5min of ultrasonic activation is adopted again, and ultrasonic frequency during supersonic vibration is 30kHz～45kHz, after mix homogeneously, will
Mixture is sealed, and stands 3～3.5h under anaerobic；
Step 3：It is 0.6～1.2Mpa and crushing turn to take 20～26 parts of portland cement and adopt crushing pressure with 5～8 parts of clay
Speed crushed for 8000r/min collision type fluidized bed air flow crushers, crushing 3～5min, after crushing will not agglomeration together,
100～180 μm of fineness after crushing；
Step 4：The mixture of the mixture and step 3 of step one is mixed, is used during mixing and is adopted ultrasonic activation
Ultrasonic frequency be 30kHz～45kHz, 1.5～3.5 parts of coagulant is slowly added to during mixing, coagulant is made with 1～5mL/
The speed of min is instilled, and 5～7min of ultrasonic activation is mixed mixture；
Step 5：Four mixture is mixed with the mixture in step 2, using using 1000～1500r/ during mixing
The mixing plant of min is stirred 20～30min, and temperature control can be prepared by firming agent at 60～80 DEG C.
6. a kind of construction material firming agent preparation technology according to claim 5, it is characterised in that the balance of firming agent
Water absorption capacity is 70～80%.
7. a kind of construction material firming agent preparation technology according to claim 5, it is characterised in that mix in step 4
When using adopting the ultrasonic frequency of ultrasonic activation to be optimal for 35kHz effects.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112321322A (en) * | 2020-11-23 | 2021-02-05 | 郑州大学 | Interface agent for repairing frozen damaged concrete and preparation and repair methods thereof |
| US20220002202A1 (en) * | 2018-09-28 | 2022-01-06 | Paul Sampson | Cementitious Composition With High Bond Strength To Both Asphalt And Cement Based Materials |
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| CN101913805A (en) * | 2010-07-23 | 2010-12-15 | 北京工业大学 | Cured mud and sand material for building roadbeds and preparation method thereof |
| CN105367010A (en) * | 2015-10-30 | 2016-03-02 | 郑卫忠 | Hardening agent for road and roadbed hardening method |
| CN105503097A (en) * | 2015-12-03 | 2016-04-20 | 长沙南方宇航环境工程有限公司 | Curing agent for treatment of electroplating sludge, and preparation method and application method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100854A (en) * | 2007-08-06 | 2008-01-09 | 杨毅男 | Environment-friendly type soil solidifying agent |
| CN101913805A (en) * | 2010-07-23 | 2010-12-15 | 北京工业大学 | Cured mud and sand material for building roadbeds and preparation method thereof |
| CN105367010A (en) * | 2015-10-30 | 2016-03-02 | 郑卫忠 | Hardening agent for road and roadbed hardening method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20220002202A1 (en) * | 2018-09-28 | 2022-01-06 | Paul Sampson | Cementitious Composition With High Bond Strength To Both Asphalt And Cement Based Materials |
| CN112321322A (en) * | 2020-11-23 | 2021-02-05 | 郑州大学 | Interface agent for repairing frozen damaged concrete and preparation and repair methods thereof |
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| CN106542794B (en) | 2018-12-21 |
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