CN109809734A - A kind of antiseptic concrete air-tight agent and preparation method thereof - Google Patents
A kind of antiseptic concrete air-tight agent and preparation method thereof Download PDFInfo
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- CN109809734A CN109809734A CN201711154821.0A CN201711154821A CN109809734A CN 109809734 A CN109809734 A CN 109809734A CN 201711154821 A CN201711154821 A CN 201711154821A CN 109809734 A CN109809734 A CN 109809734A
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Abstract
The invention discloses a kind of antiseptic concrete air-tight agents and preparation method thereof, the antiseptic concrete air-tight agent is in terms of mass fraction, including following components: 30~60 parts of calcium sulphoaluminate, 10~15 parts of ethyl cellulose, 6~12 parts of polyethyleneimine, 4~10 parts of sodium lignin sulfonate, 5~12 parts of dioctyl phthalate, 3~9 parts of epoxidized soybean oil, 5~14 parts of surfactant, 20~50 parts of silicate, 15~25 parts of soda ash, 25~45 parts of bauxite.When silicate and polyethyleneimine is added in the present invention, good synergistic function can be played, and the present invention passes through reasonable disposition, be prepared a kind of with performance preferably antiseptic concrete air-tight agent.
Description
Technical field
The invention belongs to building material technical fields, and in particular to a kind of antiseptic concrete air-tight agent and preparation method thereof.
Background technique
Concrete admixture refers to the substance added to improve and adjusting the performance of concrete.Concrete admixture is in work
Application in journey is increasingly taken seriously, and the addition of additive plays a role to the performance for improving concrete.
Casting process is mixed and stirred in concrete, in order to improve workability, normal additive ratio hydrated cementitious water requirement is twice more
Mixing water, these superfluous waters form absorption water and Free water after hardening of cement, wherein Free water in temperature changing process,
Vapor is formed with concrete capillary aperture increases, porosity increases, and pore structure straightens thicker, is more advantageous to extraneous various
Corrosive medium and Natural Water are run through, and concrete impermeability significantly reduces, acidification, carbonization speed substantially accelerate,
The rapid disintegration and failure of concrete structure.
Antiseptic concrete air-tight agent is a kind of additive that can be improved endurance performance of concrete, but currently on the market
Airtight dose of comprehensive performance is poor.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of antiseptic concrete air-tight agents, improve airtight dose of synthesis
Performance.
The technical solution of the present invention is as follows: a kind of antiseptic concrete air-tight agent, in terms of mass fraction, including following components:
30~60 parts of calcium sulphoaluminate, 10~15 parts of ethyl cellulose, 6~12 parts of polyethyleneimine, sodium lignin sulfonate 4~
10 parts, 5~12 parts of dioctyl phthalate, 3~9 parts of epoxidized soybean oil, 5~14 parts of surfactant, silicate 20~50
Part, 15~25 parts of soda ash, 25~45 parts of bauxite.
Preferably, in terms of mass fraction, including following components:
35~60 parts of calcium sulphoaluminate, 10~13 parts of ethyl cellulose, 6~10 parts of polyethyleneimine, sodium lignin sulfonate 6~
10 parts, 8~12 parts of dioctyl phthalate, 6~9 parts of epoxidized soybean oil, 5~12 parts of surfactant, silicate 35~50
Part, 15~20 parts of soda ash, 35~45 parts of bauxite.
Preferably, in terms of mass fraction, including following components:
55 parts of calcium sulphoaluminate, 12 parts of ethyl cellulose, 8 parts of polyethyleneimine, 8 parts of sodium lignin sulfonate, phthalic acid
10 parts of dioctyl ester, 7 parts of epoxidized soybean oil, 10 parts of surfactant, 45 parts of silicate, 18 parts of soda ash, 40 parts of bauxite.
Preferably, the silicate is at least one of sodium metasilicate, feldspar and asbestos.
Preferably, the partial size of the silicate is 25~65 μm.
Preferably, the surfactant is that fatty alcohol polyoxyethylene ether, polyoxyethylene stearic acid ester or alkyl phenol are poly-
One or more of ethylene oxide ether.
The present invention also provides a kind of preparation methods of antiseptic concrete air-tight agent, comprising the following steps:
According to default proportion, calcium sulphoaluminate, silicate, soda ash, surfactant and bauxite are uniformly mixed first,
Ethyl cellulose, polyethyleneimine, sodium lignin sulfonate, dioctyl phthalate and epoxy are added at 80~120 DEG C
Soybean oil stirs evenly, and obtains the antiseptic concrete air-tight agent.
Compared with prior art, the beneficial effects of the present invention are embodied in:
When silicate and polyethyleneimine is added in the present invention, good synergistic function, and the present invention can be played
By reasonable disposition, it is prepared a kind of with performance preferably antiseptic concrete air-tight agent.
Specific embodiment
Embodiment 1
A kind of antiseptic concrete air-tight agent, in terms of mass fraction, including following components:
30 parts of calcium sulphoaluminate, 15 parts of ethyl cellulose, 6 parts of polyethyleneimine, 10 parts of sodium lignin sulfonate, phthalic acid
5 parts of dioctyl ester, 9 parts of epoxidized soybean oil, 5 parts of surfactant, 50 parts of silicate, 15 parts of soda ash, 45 parts of bauxite.
Wherein silicate is the mixture of sodium metasilicate, feldspar and asbestos, and the partial size of silicate is 25 μm.Surfactant
For the mixture of fatty alcohol polyoxyethylene ether, polyoxyethylene stearic acid ester and alkyl phenol polyoxyethylene ether.
The preparation method of above-mentioned antiseptic concrete air-tight agent, comprising the following steps:
According to default proportion, calcium sulphoaluminate, silicate, soda ash, surfactant and bauxite are uniformly mixed first,
Ethyl cellulose, polyethyleneimine, sodium lignin sulfonate, dioctyl phthalate and epoxy soybean are added at 80 DEG C
Oil stirs evenly, and obtains the antiseptic concrete air-tight agent.
Embodiment 2
A kind of antiseptic concrete air-tight agent, in terms of mass fraction, including following components:
55 parts of calcium sulphoaluminate, 12 parts of ethyl cellulose, 8 parts of polyethyleneimine, 8 parts of sodium lignin sulfonate, phthalic acid
10 parts of dioctyl ester, 7 parts of epoxidized soybean oil, 10 parts of surfactant, 45 parts of silicate, 18 parts of soda ash, 40 parts of bauxite.
Wherein silicate is sodium metasilicate, and the partial size of silicate is 45 μm.Surfactant be fatty alcohol polyoxyethylene ether and
The mixture of alkyl phenol polyoxyethylene ether.
The preparation method of above-mentioned antiseptic concrete air-tight agent, comprising the following steps:
According to default proportion, calcium sulphoaluminate, silicate, soda ash, surfactant and bauxite are uniformly mixed first,
Ethyl cellulose, polyethyleneimine, sodium lignin sulfonate, dioctyl phthalate and epoxy soybean are added at 100 DEG C
Oil stirs evenly, and obtains the antiseptic concrete air-tight agent.
Embodiment 3
A kind of antiseptic concrete air-tight agent, in terms of mass fraction, including following components:
60 parts of calcium sulphoaluminate, 10 parts of ethyl cellulose, 12 parts of polyethyleneimine, 4 parts of sodium lignin sulfonate, phthalic acid
12 parts of dioctyl ester, 3 parts of epoxidized soybean oil, 14 parts of surfactant, 20 parts of silicate, 25 parts of soda ash, 25 parts of bauxite.
Wherein silicate is sodium metasilicate, and the partial size of silicate is 65 μm.Surfactant is fatty alcohol polyoxyethylene ether.
The preparation method of above-mentioned antiseptic concrete air-tight agent, comprising the following steps:
According to default proportion, calcium sulphoaluminate, silicate, soda ash, surfactant and bauxite are uniformly mixed first,
Ethyl cellulose, polyethyleneimine, sodium lignin sulfonate, dioctyl phthalate and epoxy soybean are added at 120 DEG C
Oil stirs evenly, and obtains the antiseptic concrete air-tight agent.
Comparative example 1
A kind of antiseptic concrete air-tight agent, in terms of mass fraction, including following components:
55 parts of calcium sulphoaluminate, 12 parts of ethyl cellulose, 8 parts of sodium lignin sulfonate, 10 parts of dioctyl phthalate, epoxy
7 parts of soybean oil, 10 parts of surfactant, 18 parts of soda ash, 40 parts of bauxite.
Wherein surfactant is the mixture of fatty alcohol polyoxyethylene ether and alkyl phenol polyoxyethylene ether.
The preparation method of above-mentioned antiseptic concrete air-tight agent, comprising the following steps:
According to default proportion, calcium sulphoaluminate, soda ash, surfactant and bauxite are uniformly mixed first, 80~
Ethyl cellulose, sodium lignin sulfonate, dioctyl phthalate and epoxidized soybean oil are added at 120 DEG C, stirs evenly, obtains
To the antiseptic concrete air-tight agent.
Comparative example 2
A kind of antiseptic concrete air-tight agent, in terms of mass fraction, including following components:
55 parts of calcium sulphoaluminate, 12 parts of ethyl cellulose, 8 parts of polyethyleneimine, 8 parts of sodium lignin sulfonate, phthalic acid
10 parts of dioctyl ester, 7 parts of epoxidized soybean oil, 10 parts of surfactant, 18 parts of soda ash, 40 parts of bauxite.
Wherein surfactant is the mixture of fatty alcohol polyoxyethylene ether and alkyl phenol polyoxyethylene ether.
The preparation method of above-mentioned antiseptic concrete air-tight agent, comprising the following steps:
According to default proportion, calcium sulphoaluminate, soda ash, surfactant and bauxite are uniformly mixed first, at 100 DEG C
Lower addition ethyl cellulose, polyethyleneimine, sodium lignin sulfonate, dioctyl phthalate and epoxidized soybean oil, stirring
Uniformly, the antiseptic concrete air-tight agent is obtained.
Comparative example 3
A kind of antiseptic concrete air-tight agent, in terms of mass fraction, including following components:
55 parts of calcium sulphoaluminate, 12 parts of ethyl cellulose, 8 parts of sodium lignin sulfonate, 10 parts of dioctyl phthalate, epoxy
7 parts of soybean oil, 10 parts of surfactant, 45 parts of silicate, 18 parts of soda ash, 40 parts of bauxite.
Wherein silicate is sodium metasilicate, and the partial size of silicate is 45 μm.Surfactant be fatty alcohol polyoxyethylene ether and
The mixture of alkyl phenol polyoxyethylene ether.
The preparation method of above-mentioned antiseptic concrete air-tight agent, comprising the following steps:
According to default proportion, calcium sulphoaluminate, silicate, soda ash, surfactant and bauxite are uniformly mixed first,
Ethyl cellulose, sodium lignin sulfonate, dioctyl phthalate and epoxidized soybean oil are added at 100 DEG C, stirs evenly,
Obtain the antiseptic concrete air-tight agent.
The antiseptic concrete air-tight agent that Examples 1 to 3 and comparative example 1~3 are prepared is added according to conventional amount used
Into concrete.Table 1 is the performance indicator for the antiseptic concrete air-tight agent that Examples 1 to 3 and comparative example 1~3 are prepared
Test result, as can be seen from Table 1, the performance of Examples 1 to 3 are far superior to comparative example 1~3, and wherein the effect of embodiment 2 is outstanding
For protrusion, it is seen that the impact of performance for the concrete mud jacking agent that the comparative example 1 when lacking silicate and polyethyleneimine is prepared
Antiseptic concrete that is worst, and individually only in the addition present invention when being added to polyethyleneimine and silicate, being prepared
Also the effect without Examples 1 to 3 is good for airtight dose of the impact of performance, thus, it can be known that silicate and polyethylene are added in the present invention
When imines, good synergistic function can be played.
Table 1
Claims (7)
1. a kind of antiseptic concrete air-tight agent, which is characterized in that in terms of mass fraction, including following components:
30~60 parts of calcium sulphoaluminate, 10~15 parts of ethyl cellulose, 6~12 parts of polyethyleneimine, sodium lignin sulfonate 4~10
Part, 5~12 parts of dioctyl phthalate, 3~9 parts of epoxidized soybean oil, 5~14 parts of surfactant, 20~50 parts of silicate,
15~25 parts of soda ash, 25~45 parts of bauxite.
2. antiseptic concrete air-tight agent as described in claim 1, which is characterized in that in terms of mass fraction, including following components:
35~60 parts of calcium sulphoaluminate, 10~13 parts of ethyl cellulose, 6~10 parts of polyethyleneimine, sodium lignin sulfonate 6~10
Part, 8~12 parts of dioctyl phthalate, 6~9 parts of epoxidized soybean oil, 5~12 parts of surfactant, 35~50 parts of silicate,
15~20 parts of soda ash, 35~45 parts of bauxite.
3. antiseptic concrete air-tight agent as claimed in claim 2, which is characterized in that in terms of mass fraction, including following components:
55 parts of calcium sulphoaluminate, 12 parts of ethyl cellulose, 8 parts of polyethyleneimine, 8 parts of sodium lignin sulfonate, phthalic acid two are pungent
10 parts of ester, 7 parts of epoxidized soybean oil, 10 parts of surfactant, 45 parts of silicate, 18 parts of soda ash, 40 parts of bauxite.
4. the antiseptic concrete air-tight agent as described in claims 1 to 3 is any, which is characterized in that the silicate be sodium metasilicate,
At least one of feldspar and asbestos.
5. the antiseptic concrete air-tight agent as described in claims 1 to 3 is any, which is characterized in that the partial size of the silicate is
25~65 μm.
6. the antiseptic concrete air-tight agent as described in claims 1 to 3 is any, which is characterized in that the surfactant is rouge
One or more of fat alcohol polyoxyethylene ether, polyoxyethylene stearic acid ester or alkyl phenol polyoxyethylene ether.
7. the preparation method of the antiseptic concrete air-tight agent as described in claim 1~6 is any, which is characterized in that including following
Step:
According to default proportion, calcium sulphoaluminate, silicate, soda ash, surfactant and bauxite are uniformly mixed first, 80
Ethyl cellulose, polyethyleneimine, sodium lignin sulfonate, dioctyl phthalate and epoxy soybean are added at~120 DEG C
Oil stirs evenly, and obtains the antiseptic concrete air-tight agent.
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| CN201711154821.0A CN109809734A (en) | 2017-11-20 | 2017-11-20 | A kind of antiseptic concrete air-tight agent and preparation method thereof |
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| CN201711154821.0A CN109809734A (en) | 2017-11-20 | 2017-11-20 | A kind of antiseptic concrete air-tight agent and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6183663A (en) * | 1984-09-12 | 1986-04-28 | 藤沢薬品工業株式会社 | Concrete admixing agent |
| CN1982254A (en) * | 2005-12-15 | 2007-06-20 | 苏泽彬 | Antiseptic concrete air-tight agent composition and its production |
| CN105504297A (en) * | 2015-12-31 | 2016-04-20 | 江苏苏博特新材料股份有限公司 | Phosphorous acid concrete super plasticizer with polyethyleneimine structure as well as preparation method and application thereof |
-
2017
- 2017-11-20 CN CN201711154821.0A patent/CN109809734A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6183663A (en) * | 1984-09-12 | 1986-04-28 | 藤沢薬品工業株式会社 | Concrete admixing agent |
| CN1982254A (en) * | 2005-12-15 | 2007-06-20 | 苏泽彬 | Antiseptic concrete air-tight agent composition and its production |
| CN105504297A (en) * | 2015-12-31 | 2016-04-20 | 江苏苏博特新材料股份有限公司 | Phosphorous acid concrete super plasticizer with polyethyleneimine structure as well as preparation method and application thereof |
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