CN106116381B - A kind of crack resistance type inorganic waterproof material - Google Patents
A kind of crack resistance type inorganic waterproof material Download PDFInfo
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- CN106116381B CN106116381B CN201610452054.0A CN201610452054A CN106116381B CN 106116381 B CN106116381 B CN 106116381B CN 201610452054 A CN201610452054 A CN 201610452054A CN 106116381 B CN106116381 B CN 106116381B
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Classifications
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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
- C04B28/06—Aluminous 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant materials
Abstract
The invention discloses a kind of crack resistance type inorganic waterproof materials, are made of the raw material of following parts by weight：90.8 94.6 parts of cementitious material, 0.5 0.9 parts of flow ability modifying agent, 1.5 3.5 parts of antimitotic agent, 2.4 3.2 parts of organic additive, 46 parts of inorganic additive.The crack resistance type inorganic waterproof material solidification post-shrinkage ratio of the present invention is low, forms that paint film is not easy to crack, and service life is long, good water-proof effect after solidification, can extensively using with the waterproofing works such as building level surface, kitchen and bath, basement；It in wet condition being capable of normal construction.
Description
Technical field
The present invention relates to waterproof field, more particularly to a kind of crack resistance type inorganic waterproof material.
Background technology
China be manufacture of cement and apply big country.With the increasingly increase of China's urban construction, subway, market place builet below the ground, people
The construction of anti-facility, underground parking, subterranean corridor, what engineering construction waterproof problem also became becomes increasingly conspicuous, to waterproof material
Demand increasingly increases.Traditional waterproof material is based on the macromolecule organic materials such as pitch and waterproof roll, relative to building
For the service life of object, these materials are relatively short in water-proofing time, and complicated construction technique, to construction personnel require compared with
Height, pollution environment limit its application with equal a variety of causes.And cement base inorganic waterproof material has that rate of set is fast, compactness
The performances such as good, adhesion strength height, to win the favor of various aspects personage, in rigidity water-proofing material and leak stopping sealing material system
In row, consequence has been won.But such waterproof material is in the curing process, the shrinking percentage of cement is larger, therefore cures
Coating residual stress afterwards is larger, and after a period of use, paint film is easily cracking, and then influences waterproof effect, reduces and uses
Service life.
Invention content
In view of the deficiencies of the prior art, it the present invention provides a kind of crack resistance type inorganic waterproof material, is received after the material solidification
Shrinkage is low, and formation paint film is not easy to crack after solidification, and service life is long.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is as follows：
A kind of crack resistance type inorganic waterproof material, is made of the raw material of following parts by weight：Cementitious material 90.8-94.6
Part, 0.5-0.9 parts of flow ability modifying agent, 1.5-3.5 parts of antimitotic agent, 2.4-3.2 parts of organic additive, 4-6 parts of inorganic additive；
The cementitious material is by sulphate aluminium cement, flyash and filler according to 1：0.6-0.7：The weight of 0.08-0.3
Than what is be mixed to get；
The flow ability modifying agent is polyethylene glycol oxide and ethoxydiglycol ether according to 1：The weight ratio of 0.8-1.2 mixes
It obtains；
The antimitotic agent is glycol distearate, sodium polyphosphate and magnesium fluosilicate according to 1：0.3-0.5：0.7-
What 0.9 weight ratio was mixed to get；
The organic additive is by magnesium stearate, organosilicon, water-reducing agent and hydroxyethyl cellulose according to 1：0.4-1.2：
0.8-1.0：What the weight ratio of 0.4-0.6 was mixed to get；
It is 1 that the inorganic additive, which is by the weight ratio of slag micro powder and graphite,：0.5-0.7.
Preferably, a kind of crack resistance type inorganic waterproof material, is made of the raw material of following parts by weight：Cementitious material 93.0
Part, 0.7 part of flow ability modifying agent, 2.5 parts of antimitotic agent, 2.8 parts of organic additive, 5 parts of inorganic additive.
Preferably, cementitious material is by sulphate aluminium cement, flyash and filler according to 1：0.65：0.2 weight ratio is mixed
What conjunction obtained.
Preferably, flow ability modifying agent is polyethylene glycol oxide and ethoxydiglycol ether according to 1：1.0 weight ratio mixing
It obtains.
Preferably, antimitotic agent is glycol distearate, sodium polyphosphate and magnesium fluosilicate according to 1：0.4：0.8 weight
Amount ratio is mixed to get.
Preferably, organic additive is by magnesium stearate, organosilicon, water-reducing agent and hydroxyethyl cellulose according to 1：0.8：
0.9：What 0.5 weight ratio was mixed to get.
Preferably, it is 1 that inorganic additive, which is by the weight ratio of slag micro powder and graphite,：0.6.
Described, filler is silica flour or silicon ash.
Described, water-reducing agent is SM water-reducing agents or UNF water-reducing agents.
Described, the specific surface area of slag micro powder is 600-700m2/Kg；The graphite powder fixed carbon is 60-85%, grain
Diameter is 100-300 mesh.
The application method of the crack resistance type inorganic waterproof material of the present invention：Each raw material is weighed by weight, is stirred, and mixing is equal
It is even, add water according to the ratio of mud of 0.3-0.4, be uniformly mixed, is coated in substrate surface.
Beneficial effects of the present invention：
1. the crack resistance type inorganic waterproof material solidification post-shrinkage ratio of the present invention is low, formation paint film is not easy to crack after solidification, makes
With long lifespan, good water-proof effect, can extensively using with the waterproofing works such as building level surface, kitchen and bath, basement；In wet condition can
Enough normal constructions；
2. on the one hand flow ability modifying agent and antimitotic agent that the present invention adds significantly reduce surface tension, waterproof material is reduced
Self-constriction, another aspect active chemistry chemically reacts with cementitious material, generates crystalline solid not soluble in water, blocks
Capillary channel and micro-crack improve its compactness, to the effect for playing waterproof, blocking water, and with the growth of time, performance meeting
It further enhances, realizes the effect of permanent waterproof；
3. present invention addition flyash and filler, substantially reduce the heat of hydration and thermal expansivity of cement, reduces self-constriction and draw
The cracking risen improves impermeability；
4. the slag micro powder and graphite powder of the present invention are evenly distributed in waterproof material, significantly improve waterproof material heat absorption and put
The work limitation of heat, is effectively prevented from internal heat in hydration process and is unevenly distributed to form internal stress, reduces shrinking percentage, from
And crack after avoiding solidification, water resistance is significantly improved, service life is long.
Specific implementation mode
With reference to embodiment, the present invention is described further.
Organosilicon used in the present invention is organic silicon waterproofing agent, and constituent is methyl silicon sodium alcoholate and fluorine sodium silanolate, is
A kind of water-soluble polymer that molecular weight is smaller is easily decomposed by weak acid and generates the methyl silicon ether with water resistance not soluble in water
Waterproof membrane.
The flyash is levigate flyash, specific surface area >=500m2/ kg, loss on ignition≤7%, 28d resistance to compression activity refer to
Number >=70%；
The silicon ash is densified silica fume, specific surface area >=190000cm2/g。
Silica flour used in the present invention plays the role of filling, and the skeleton structure of waterproof material is formed with cement.Silica flour
Fineness in 200 mesh, SiO2Content ＞ 90%.
Embodiment 1
A kind of crack resistance type inorganic waterproof material, is made of the raw material of following parts by weight：94.6 parts of cementitious material, flowing
0.5 part of modifying agent, 1.5 parts of antimitotic agent, 3.2 parts of organic additive, 4 parts of inorganic additive；
The cementitious material is by sulphate aluminium cement, flyash and filler according to 1：0.6：0.3 weight ratio mixes
It arrives；
The flow ability modifying agent is polyethylene glycol oxide and ethoxydiglycol ether according to 1：1.2 weight ratio is mixed to get
's；
The antimitotic agent is glycol distearate, sodium polyphosphate and magnesium fluosilicate according to 1：0.3：0.7 weight
Than what is be mixed to get；
The organic additive is by magnesium stearate, organosilicon, water-reducing agent and hydroxyethyl cellulose according to 1：1.2：0.8：
What 0.4 weight ratio was mixed to get；
It is 1 that the inorganic additive, which is by the weight ratio of slag micro powder and graphite,：0.7.
Described, filler is silica flour.
Described, water-reducing agent is SM water-reducing agents.
Described, the specific surface area of slag micro powder is 600m2/Kg；The graphite powder fixed carbon is 60-85%, and grain size is
300 mesh.
The application method of the crack resistance type inorganic waterproof material of the present invention：Each raw material is weighed by weight, is stirred, and mixing is equal
It is even, add water according to the ratio of mud of 0.3-0.4, be uniformly mixed, is coated in substrate surface.
Embodiment 2
A kind of crack resistance type inorganic waterproof material, is made of the raw material of following parts by weight：93.8 parts of cementitious material, flowing
0.6 part of modifying agent, 2.0 parts of antimitotic agent, 3.0 parts of organic additive, 4.5 parts of inorganic additive；
The cementitious material is by sulphate aluminium cement, flyash and filler according to 1：0.65：0.25 weight ratio mixing
It obtains；
The flow ability modifying agent is polyethylene glycol oxide and ethoxydiglycol ether according to 1：1.1 weight ratio is mixed to get
's；
The antimitotic agent is glycol distearate, sodium polyphosphate and magnesium fluosilicate according to 1：0.4：0.8 weight
Than what is be mixed to get；
The organic additive is by magnesium stearate, organosilicon, water-reducing agent and hydroxyethyl cellulose according to 1：1.0：0.9：
What 0.5 weight ratio was mixed to get；
It is 1 that the inorganic additive, which is by the weight ratio of slag micro powder and graphite,：0.6.
Described, filler is silicon ash.
Described, water-reducing agent is UNF water-reducing agents.
Described, the specific surface area of slag micro powder is 650m2/Kg；The graphite powder fixed carbon is 60-85%, and grain size is
250 mesh.
The application method of the crack resistance type inorganic waterproof material of the present invention：Each raw material is weighed by weight, is stirred, and mixing is equal
It is even, add water according to the ratio of mud of 0.3-0.4, be uniformly mixed, is coated in substrate surface.
Embodiment 3
A kind of crack resistance type inorganic waterproof material, is made of the raw material of following parts by weight：93.0 parts of cementitious material, flowing
0.7 part of modifying agent, 2.5 parts of antimitotic agent, 2.8 parts of organic additive, 5 parts of inorganic additive；
The cementitious material is by sulphate aluminium cement, flyash and filler according to 1：0.65：0.2 weight ratio mixes
It arrives；
The flow ability modifying agent is polyethylene glycol oxide and ethoxydiglycol ether according to 1：1.0 weight ratio is mixed to get
's；
The antimitotic agent is glycol distearate, sodium polyphosphate and magnesium fluosilicate according to 1：0.4：0.8 weight
Than what is be mixed to get；
The organic additive is by magnesium stearate, organosilicon, water-reducing agent and hydroxyethyl cellulose according to 1：0.8：0.9：
What 0.5 weight ratio was mixed to get；
It is 1 that the inorganic additive, which is by the weight ratio of slag micro powder and graphite,：0.6.
Described, filler is silica flour.
Described, water-reducing agent is UNF water-reducing agents.
Described, the specific surface area of slag micro powder is 650m2/Kg；The graphite powder fixed carbon is 60-85%, and grain size is
200 mesh.
The application method of the crack resistance type inorganic waterproof material of the present invention：Each raw material is weighed by weight, is stirred, and mixing is equal
It is even, add water according to the ratio of mud of 0.3-0.4, be uniformly mixed, is coated in substrate surface.
Embodiment 4
A kind of crack resistance type inorganic waterproof material, is made of the raw material of following parts by weight：92.0 parts of cementitious material, flowing
0.8 part of modifying agent, 3.0 parts of antimitotic agent, 2.6 parts of organic additive, 5.5 parts of inorganic additive；
The cementitious material is by sulphate aluminium cement, flyash and filler according to 1：0.65：0.15 weight ratio mixing
It obtains；
The flow ability modifying agent is polyethylene glycol oxide and ethoxydiglycol ether according to 1：0.9 weight ratio is mixed to get
's；
The antimitotic agent is glycol distearate, sodium polyphosphate and magnesium fluosilicate according to 1：0.4：0.8 weight
Than what is be mixed to get；
The organic additive is by magnesium stearate, organosilicon, water-reducing agent and hydroxyethyl cellulose according to 1：0.6：0.9：
What 0.5 weight ratio was mixed to get；
It is 1 that the inorganic additive, which is by the weight ratio of slag micro powder and graphite,：0.6.
Described, filler is silicon ash.
Described, water-reducing agent is SM water-reducing agents.
Described, the specific surface area of slag micro powder is 650m2/Kg；The graphite powder fixed carbon is 60-85%, and grain size is
150 mesh.
The application method of the crack resistance type inorganic waterproof material of the present invention：Each raw material is weighed by weight, is stirred, and mixing is equal
It is even, add water according to the ratio of mud of 0.3-0.4, be uniformly mixed, is coated in substrate surface.
Embodiment 5
A kind of crack resistance type inorganic waterproof material, is made of the raw material of following parts by weight：90.8 parts of cementitious material, flowing
0.9 part of modifying agent, 3.5 parts of antimitotic agent, 2.4 parts of organic additive, 6 parts of inorganic additive；
The cementitious material is by sulphate aluminium cement, flyash and filler according to 1：0.7：0.08 weight ratio mixes
It arrives；
The flow ability modifying agent is polyethylene glycol oxide and ethoxydiglycol ether according to 1：0.8 weight ratio is mixed to get
's；
The antimitotic agent is glycol distearate, sodium polyphosphate and magnesium fluosilicate according to 1：0.5：0.9 weight
Than what is be mixed to get；
The organic additive is by magnesium stearate, organosilicon, water-reducing agent and hydroxyethyl cellulose according to 1：0.4：1.0：
What 0.6 weight ratio was mixed to get；
It is 1 that the inorganic additive, which is by the weight ratio of slag micro powder and graphite,：0.5.
Described, filler is silica flour.
Described, water-reducing agent is SM water-reducing agents.
Described, the specific surface area of slag micro powder is 700m2/Kg；The graphite powder fixed carbon is 60-85%, and grain size is
100 mesh.
The application method of the crack resistance type inorganic waterproof material of the present invention：Each raw material is weighed by weight, is stirred, and mixing is equal
It is even, add water according to the ratio of mud of 0.3-0.4, be uniformly mixed, is coated in substrate surface.
Comparative example 1
A kind of crack resistance type inorganic waterproof material, is made of the raw material of following parts by weight：93.0 parts of cementitious material, cracking resistance
2.5 parts of agent, 2.8 parts of organic additive, 5 parts of inorganic additive；
The cementitious material is by sulphate aluminium cement, flyash and filler according to 1：0.65：0.2 weight ratio mixes
It arrives；
The antimitotic agent is glycol distearate, sodium polyphosphate and magnesium fluosilicate according to 1：0.4：0.8 weight
Than what is be mixed to get；
The organic additive is by magnesium stearate, organosilicon, water-reducing agent and hydroxyethyl cellulose according to 1：0.8：0.9：
What 0.5 weight ratio was mixed to get；
It is 1 that the inorganic additive, which is by the weight ratio of slag micro powder and graphite,：0.6.
Described, filler is silica flour.
Described, water-reducing agent is UNF water-reducing agents.
Described, the specific surface area of slag micro powder is 650m2/Kg；The graphite powder fixed carbon is 60-85%, and grain size is
200 mesh.
The application method of the crack resistance type inorganic waterproof material of the present invention：Each raw material is weighed by weight, is stirred, and mixing is equal
It is even, add water according to the ratio of mud of 0.3-0.4, be uniformly mixed, is coated in substrate surface.
Comparative example 2
A kind of crack resistance type inorganic waterproof material, is made of the raw material of following parts by weight：93.0 parts of cementitious material, flowing
0.7 part of modifying agent, 2.8 parts of organic additive, 5 parts of inorganic additive；
The cementitious material is by sulphate aluminium cement, flyash and filler according to 1：0.65：0.2 weight ratio mixes
It arrives；
The flow ability modifying agent is polyethylene glycol oxide and ethoxydiglycol ether according to 1：1.0 weight ratio is mixed to get
's；
The organic additive is by magnesium stearate, organosilicon, water-reducing agent and hydroxyethyl cellulose according to 1：0.8：0.9：
What 0.5 weight ratio was mixed to get；
It is 1 that the inorganic additive, which is by the weight ratio of slag micro powder and graphite,：0.6.
Described, filler is silica flour.
Described, water-reducing agent is UNF water-reducing agents.
Described, the specific surface area of slag micro powder is 650m2/Kg；The graphite powder fixed carbon is 60-85%, and grain size is
200 mesh.
The application method of the crack resistance type inorganic waterproof material of the present invention：Each raw material is weighed by weight, is stirred, and mixing is equal
It is even, add water according to the ratio of mud of 0.3-0.4, be uniformly mixed, is coated in substrate surface.
Comparative example 3
A kind of crack resistance type inorganic waterproof material, is made of the raw material of following parts by weight：It is 93.0 parts of cementitious material, organic
2.8 parts of additive, 5 parts of inorganic additive；
The cementitious material is by sulphate aluminium cement, flyash and filler according to 1：0.65：0.2 weight ratio mixes
It arrives；
The organic additive is by magnesium stearate, organosilicon, water-reducing agent and hydroxyethyl cellulose according to 1：0.8：0.9：
What 0.5 weight ratio was mixed to get；
It is 1 that the inorganic additive, which is by the weight ratio of slag micro powder and graphite,：0.6.
Described, filler is silica flour.
Described, water-reducing agent is UNF water-reducing agents.
Described, the specific surface area of slag micro powder is 650m2/Kg；The graphite powder fixed carbon is 60-85%, and grain size is
200 mesh.
The application method of the crack resistance type inorganic waterproof material of the present invention：Each raw material is weighed by weight, is stirred, and mixing is equal
It is even, add water according to the ratio of mud of 0.3-0.4, be uniformly mixed, is coated in substrate surface.
Performance test
Embodiment 1-5 and comparative example 1-3 the crack resistance type inorganic waterproof material prepared are tested for the property, as a result such as table 1
It is shown.
The performance test results of 1 crack resistance type inorganic waterproof material of table
As known from Table 1, indices of the invention meet the requirement of GB 23440-2009 standards, especially impermeability pressure,
Flexural strength and compression strength performance are significantly larger than standard requirement.The inorganic waterproof material impermeability is good, and paint film is formed after solidification
Not easy to crack, service life is long, good water-proof effect, can extensively using with the waterproofing works such as building level surface, kitchen and bath, basement；
It being capable of normal construction under wet environment.
Claims (8)
1. a kind of crack resistance type inorganic waterproof material, which is characterized in that be made of the raw material of following parts by weight：Cementitious material
90.8-94.6 parts, 0.5-0.9 parts of flow ability modifying agent, 1.5-3.5 parts of antimitotic agent, 2.4-3.2 parts of organic additive, inorganic addition
4-6 parts of agent；
The cementitious material is by sulphate aluminium cement, flyash and filler according to 1：0.6-0.7：The weight ratio of 0.08-0.3 is mixed
What conjunction obtained；
The filler is silica flour or silicon ash；
The flow ability modifying agent is polyethylene glycol oxide and ethoxydiglycol ether according to 1：The weight ratio of 0.8-1.2 is mixed to get
's；
The antimitotic agent is glycol distearate, sodium polyphosphate and magnesium fluosilicate according to 1：0.3-0.5：0.7-0.9's
What weight ratio was mixed to get；
The organic additive is by magnesium stearate, organosilicon, water-reducing agent and hydroxyethyl cellulose according to 1：0.4-1.2：0.8-
1.0：What the weight ratio of 0.4-0.6 was mixed to get；
It is 1 that the inorganic additive, which is by the weight ratio of slag micro powder and graphite,：0.5-0.7；
The specific surface area of the slag micro powder is 600-700m2/kg；The graphite fixed carbon is 60-85%, grain size 100-300
Mesh.
2. inorganic waterproof material according to claim 1, which is characterized in that be made of the raw material of following parts by weight：
93.0 parts of cementitious material, 0.7 part of flow ability modifying agent, 2.5 parts of antimitotic agent, 2.8 parts of organic additive, 5 parts of inorganic additive.
3. inorganic waterproof material according to claim 1, which is characterized in that the cementitious material is by aluminium sulfate water
Mud, flyash and filler are according to 1：0.65：What 0.2 weight ratio was mixed to get.
4. inorganic waterproof material according to claim 1, which is characterized in that the flow ability modifying agent be polyethylene glycol oxide and
Ethoxydiglycol ether is according to 1：What 1.0 weight ratio was mixed to get.
5. inorganic waterproof material according to claim 1, which is characterized in that the antimitotic agent is ethylene glycol distearyl acid
Ester, sodium polyphosphate and magnesium fluosilicate are according to 1：0.4：What 0.8 weight ratio was mixed to get.
6. inorganic waterproof material according to claim 1, which is characterized in that the organic additive is by stearic acid
Magnesium, organosilicon, water-reducing agent and hydroxyethyl cellulose are according to 1：0.8：0.9：What 0.5 weight ratio was mixed to get.
7. inorganic waterproof material according to claim 1, which is characterized in that the inorganic additive is by slag micro powder
Weight ratio with graphite is 1：0.6.
8. inorganic waterproof material according to claim 1 or 6, which is characterized in that the water-reducing agent is SM water-reducing agents or UNF
Water-reducing agent.
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| CN110655338A (en) * | 2019-10-18 | 2020-01-07 | 江西科技学院 | Copper slag-based cementing material, preparation method and application |
| CN111892835A (en) * | 2020-07-29 | 2020-11-06 | 马鞍山市金韩防水保温工程有限责任公司 | Environment-friendly anti-corrosion waterproof material for building and preparation method thereof |
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| CN101234874B (en) * | 2008-02-26 | 2010-06-09 | 武汉理工大学 | Cement-base rigidity water-proofing material and preparing method thereof |
| CN101531497B (en) * | 2009-04-13 | 2011-12-14 | 天津城市建设学院 | Crack-resistant waterproof cement-based permeable composite repairing material and method for preparing same |
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