CN105948640B - A kind of cementitious capillary waterproofing material and preparation method thereof - Google Patents
A kind of cementitious capillary waterproofing material and preparation method thereof Download PDFInfo
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- CN105948640B CN105948640B CN201610279554.9A CN201610279554A CN105948640B CN 105948640 B CN105948640 B CN 105948640B CN 201610279554 A CN201610279554 A CN 201610279554A CN 105948640 B CN105948640 B CN 105948640B
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- waterproofing material
- cementitious capillary
- capillary waterproofing
- portland cement
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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
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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
- 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
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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
- 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
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- 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)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of cementitious capillary waterproofing materials, including following parts by weight of component: 25-35 parts of quartz sand, 50-65 parts of portland cement, and talcum powder 10-20, activating agent 0.5-1.5；The activating agent is sequestering agent.The object of the present invention is to provide a kind of anti-folding and the excellent cementitious capillary waterproofing materials of compressive property, meanwhile, the invention also discloses the preparation methods of the cementitious capillary waterproofing material.
Description
Technical field
The present invention relates to the technical field of construction material more particularly to a kind of cementitious capillary waterproofing material and its
Preparation method.
Background technique
" GB175-2007 " regulation: by Portland clinker, the mixing material of 5%-20% and the levigate system of proper amount of gypsum
At hydraulic cementing materials, referred to as ordinary portland cement, abbreviation ordinary cement.Master of the portland cement as waterproof material
Component part is wanted to be widely used by this field, as Chinese patent application CN201510793589.X discloses a kind of water for building
Mud base osmotic crystalline waterproof material, the waterproof material are mixed by the component of following weight proportion: portland cement 65
~75 parts, 25~35 parts of quartz sand, 6~12 parts of calcium carbonate, 3~7 parts of activating agent, 4~6 parts of buffer salt；Wherein, the activating agent
For the soluble hexametaphosphate of 3~5:1 of molar ratio and the mixture of soluble ethylenediamine tetra-acetic acid disalt, the buffer salt is
The sodium carbonate of 0.5~2:1 of molar ratio and the mixture of sodium bicarbonate.Soluble hexametaphosphate and soluble ethylenediamine tetra-acetic acid
Disalt is sequestering agent, can penetrate into cement matrix inside and crystallization reaction occurs, but soluble hexa metaphosphoric acid
Crystal form and the brilliant bag parameter that crystallization is formed after salt and soluble ethylenediamine tetra-acetic acid disalt generation crystallization reaction are different, the two
With the use of more fine and close mixed crystal can be formed, to form more fine and close waterproof construction；
Chinese patent application CN201410576814.X discloses a kind of cement-base infiltration crystallization type architectural waterproof material,
Constituent is in parts by weight are as follows: cement 100, quartz sand 65-110, mineral additive 50-90, exciting agent 3-6, chelating agent
0.6-1.2, calcium ion compensation 3-5, penetrant crystalline agent 3-6, retarder 0.08-0.2, other additives 0.5-1.0, it is described its
His additive is the mixture of defoaming agent and dispersing agent, and the weight proportion of defoaming agent and dispersing agent is 1:1-3 in mixture.The hair
It is bright using ultrafine slag micro mist as mineral additive, replacing whole silicon ash, and part substitute cement, reduce manufacturing cost；It is described
Waterproof material not only activity with higher also makes the waterproof material after brushing have closely knit structure, have high compressive strength,
Highly resistance consolidation pressure, the features such as self-regeneration is strong.
Chinese patent application CN201210224668.5 discloses a kind of cement-base infiltration crystallization type high performance water proof powder
And its application, it is characterized in that reactive compound penetrant crystalline is added based on using inorganic material such as portland cement, quartz sands
Powdery waterproof material made of masterbatch, polymer and various other auxiliary materials mixture；Its component presses mass parts are as follows: silicate cement
Mud 35-50, quartz sand 25-32, penetrant crystalline activity masterbatch 2-6, calcium carbonate 0-10, talcum powder 5-13, cellulose 0.1-0.2,
Rubber powder 6-12, water-reducing agent 0.55-1.2, powdery organic silicon defoamer 0.1-0.4, complexing agent 4.1-5.8.All kinds of raw materials mixed
Cement-base infiltration crystallization type high performance water proof powder in conjunction machine after mixing evenly to obtain the final product is mixed with a certain amount of clear water
It is fabricated to waterproof material, production is simple, and it is easy to use, there is preferable water resistance, impermeability.
The anti-folding of existing crystalline waterproof material and compressive property are to be improved.
Summary of the invention
The object of the present invention is to provide a kind of anti-folding and the excellent cementitious capillary waterproofing materials of compressive property.
The technical solution of the present invention is as follows: a kind of cementitious capillary waterproofing material, including following parts by weight of component:
25-35 parts of quartz sand, 50-65 parts of portland cement, talcum powder 10-20, activating agent 0.5-1.5；
The activating agent is sequestering agent.
In above-mentioned cementitious capillary waterproofing material, it is made of following parts by weight of component:
30-35 parts of quartz sand, 55-60 parts of portland cement, talcum powder 10-15, activating agent 0.5-1.5；
The activating agent is sequestering agent.
In above-mentioned cementitious capillary waterproofing material, the sequestering agent is the adjacent phenyl second of ethylenediamine two
One of hydrochlorate, gluconate, hydroxy ethylene diphosphonic acid salt, ethylenediamine tetramethylene phosphonic acid salt are a variety of
In above-mentioned cementitious capillary waterproofing material, the quartz sand sand grains diameter≤0.3mm.
In above-mentioned cementitious capillary waterproofing material, the portland cement is 42.5 silicate cement of PII
42.5 portland cement of mud or PO.
In above-mentioned cementitious capillary waterproofing material, the talcum powder is 200~400 mesh talcum powder.
Meanwhile the invention also discloses the preparation method of above-mentioned cementitious capillary waterproofing material, it is specially
Quartz sand, portland cement, talcum powder, activating agent are uniformly mixed to obtain the final product.
Beneficial effects of the present invention are as follows:
Cementitious capillary waterproofing material of the invention has excellent anti-folding and compressive property.
Specifically, use quartz sand of the invention, portland cement, talcum powder, activating agent cooperation have reached good
Effect, compared with patent application CN201210224668.5, the solution of the present invention activating agent dosage is few, but 28d flexural strength and
28d compression strength is very prominent and excellent, and 28d flexural strength is not less than 6MPa, and 28d compression strength is not less than 39MPa.
Specific embodiment
With reference to embodiment, technical solution of the present invention is described in further detail, but do not constituted pair
Any restrictions of the invention.
Embodiment 1
A kind of cementitious capillary waterproofing material is mixed by the component of following weight ratio: 30 mesh quartz sands 32
Part, 55 parts of 42.5R portland cement, 200 12.3 parts of mesh talcum powder, 0.7 part of activating agent, specifically, activating agent includes hydroxyl
0.5 part of ethylidene diphosphonic acid salt, grape dextrose hydrochlorate is 0.2 part.
It is specific the preparation method comprises the following steps: above-mentioned each component is uniformly mixed.
Embodiment 2
A kind of cementitious capillary waterproofing material is mixed by the component of following weight ratio: 30 mesh quartz sands 30
Part, 50 parts of 42.5R portland cement, 300 19 parts of mesh talcum powder, 1.0 parts of activating agent, specifically, activating agent includes ethylenediamine
Two adjacent phenyl acetate salts are 0.5 part, and grape dextrose hydrochlorate is 0.5 part.
It is specific the preparation method comprises the following steps: above-mentioned each component is uniformly mixed.
Embodiment 3
A kind of cementitious capillary waterproofing material is mixed by the component of following weight ratio: 30 mesh quartz sands
28.8 parts, 60 parts of 42.5R portland cement, 400 10 parts of mesh talcum powder, 1.2 parts of activating agent, specifically, activating agent includes Portugal
0.4 part of grape sugar lime, 0.3 part of hydroxy ethylene diphosphonic acid salt, 0.5 part of ethylenediamine tetramethylene phosphonic acid salt.
It is specific the preparation method comprises the following steps: above-mentioned each component is uniformly mixed.
Embodiment 4
A kind of cementitious capillary waterproofing material is mixed by the component of following weight ratio: 30 mesh quartz sands 30
Part, 58.8 parts of 42.5 portland cement of PO, 400 10 parts of mesh talcum powder, 1.2 parts of activating agent, specifically, activating agent includes
0.3 part of gluconate, 0.3 part of hydroxy ethylene diphosphonic acid salt, 0.6 part of ethylenediamine tetramethylene phosphonic acid salt.
It is specific the preparation method comprises the following steps: above-mentioned each component is uniformly mixed.
Performance test:
Embodiment 1-4 detects following projects, executing national standard number is GB18445-2012, and testing result is shown in Table
1:
1 cementitious capillary waterproofing material performance test results of table
As it can be seen that the flexural strength of product of the present invention, compression strength are significantly larger than standard requirements from test result contrast table,
Be conducive to increase the flexibility of mortar, resistance to deformation compared with high breaking strength.Higher adhesion strength makes waterproof material and matrix
Bonding is good, is conducive to activating agent and be complexed-precipitation reaction and repairing matrix.
Above-described is only presently preferred embodiments of the present invention, all made within the scope of the spirit and principles in the present invention
What modifications, equivalent substitutions and improvements etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of cementitious capillary waterproofing material, it is characterised in that: be made of following parts by weight of component:
25-35 parts of quartz sand, 50-65 parts of portland cement, talcum powder 10-20, activating agent 0.5-1.5；
The activating agent is sequestering agent, and the sequestering agent is ethylenediamine two adjacent phenyl acetate salt, gluconic acid
One of salt, hydroxy ethylene diphosphonic acid salt, ethylenediamine tetramethylene phosphonic acid salt are a variety of.
2. cementitious capillary waterproofing material according to claim 1, it is characterised in that: by following parts by weight of component
It is made:
30-35 parts of quartz sand, 55-60 parts of portland cement, talcum powder 10-15, activating agent 0.5-1.5.
3. cementitious capillary waterproofing material according to claim 1 or 2, it is characterised in that: the quartz sand
Partial size≤0.3mm.
4. cementitious capillary waterproofing material according to claim 1 or 2, it is characterised in that: the silicate cement
Mud is 42.5 portland cement of 42.5 portland cement of PII or PO.
5. cementitious capillary waterproofing material according to claim 1 or 2, it is characterised in that: the talcum powder is
200~400 mesh talcum powder.
6. a kind of preparation method of cementitious capillary waterproofing material as claimed in claim 1 to 5, feature exist
In: quartz sand, portland cement, talcum powder, activating agent are uniformly mixed to obtain the final product.
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| CN201610279554.9A CN105948640B (en) | 2016-04-28 | 2016-04-28 | A kind of cementitious capillary waterproofing material and preparation method thereof |
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| CN105948640A CN105948640A (en) | 2016-09-21 |
| CN105948640B true CN105948640B (en) | 2019-06-25 |
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| CN110550901A (en) * | 2018-05-31 | 2019-12-10 | 中环海化(厦门)船舶智能涂料有限公司 | Cement-based capillary crystalline waterproof coating |
| CN109369137A (en) * | 2018-12-20 | 2019-02-22 | 石家庄市矿区宏源混凝土搅拌有限公司 | A kind of acid and alkali-resistance concrete |
| CN112521111B (en) * | 2019-09-17 | 2022-04-01 | 北京华泥新材料科技有限公司 | Ultrafast hard concrete repair material and preparation method and use method thereof |
| CN110981374A (en) * | 2019-12-24 | 2020-04-10 | 湖北常林防水科技有限公司 | Cement-based capillary crystalline building waterproof material and preparation method thereof |
| CN112174587A (en) * | 2020-09-30 | 2021-01-05 | 常州绿玛特建筑科技有限公司 | Ultrahigh-toughness biosafety excrement leaking plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0699175B2 (en) * | 1990-09-04 | 1994-12-07 | アサオカ株式会社 | Cement-based cured product containing plastic powder and method for producing the same |
| CN101830674B (en) * | 2010-05-12 | 2012-02-08 | 中国建筑材料科学研究总院苏州防水研究院 | Cementitious capillary crystalline waterproof material |
| CN102531476B (en) * | 2011-11-14 | 2013-04-17 | 中国建筑科学研究院 | Alkali-free cement-based permeable crystallization waterproof material |
| CN105060816A (en) * | 2015-08-07 | 2015-11-18 | 马鞍山十七冶工程科技有限责任公司 | Cement base permeating crystallizing waterproof paint formed by reinforcing straw fibers |
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