CN107602027A - It is a kind of to use calcium silicate board of modification infusorial earth and preparation method thereof - Google Patents
It is a kind of to use calcium silicate board of modification infusorial earth and preparation method thereof Download PDFInfo
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- CN107602027A CN107602027A CN201711025045.4A CN201711025045A CN107602027A CN 107602027 A CN107602027 A CN 107602027A CN 201711025045 A CN201711025045 A CN 201711025045A CN 107602027 A CN107602027 A CN 107602027A
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- infusorial earth
- modification infusorial
- calcium silicate
- silicate board
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Abstract
The present invention discloses a kind of using calcium silicate board of modification infusorial earth and preparation method thereof, it is characterised in that the composition of raw material is according to mass fraction meter：30 ~ 70 parts of portland cement, 10 ~ 30 parts of modification infusorial earth, 20 ~ 28 parts of superfine quartz sand, 0.05 ~ 0.2 part of Sodium Polyacrylate, 0.2 ~ 0.6 part of paper-making fibre, 10 ~ 25 parts of water.It is provided by the invention a kind of to use calcium silicate board of modification infusorial earth and preparation method thereof, the element silicon in diatomite is made full use of to allocate the calcium silicon ratio of calcium silicate board, pass through the modification and processing to diatomite material, the fineness of diatomite particle is controlled, so as to reach the effect for improving calcium silicate board mechanical property.Diatomite can not only be recycled, the dosage of cement and quartz sand can also be reduced, it is cost-effective.
Description
Technical field
The present invention relates to production of construction materials technical field, more particularly to a kind of calcium silicate board and its system using modification infusorial earth
Preparation Method.
Background technology
Calcium silicate board is using siliceous-calcareous material as main cementing material, with inorganic mineral fiber or cellulose fibre etc.
Loose chopped fiber is reinforcing material, through slurrying, shaping, and accelerates curing reaction in HTHP saturated vapor, forms silicic acid
Calcium gel and manufactured sheet material.Compared with traditional building board, the superior function that calcium silicate board has is mainly due to support
Suddenly mullite is caused, and it belongs in CaO-SiO2-H2O systems a kind of crystalline hydrated calcium silicate synthesized.Tuo Bomo
Come dry density and other excellent performances that stone determines calcium silicate board, construction material and chemical industry can be widely used in
On.And it is provided by the invention a kind of using calcium silicate board of modification infusorial earth and preparation method thereof, make full use of in diatomite
Element silicon allocates the calcium silicon ratio of calcium silicate board, by the modification and processing to diatomite material, controls the thin of diatomite particle
Degree, so as to reach the effect for improving calcium silicate board mechanical property.Diatomite can not only be recycled, cement can also be reduced
It is cost-effective with the dosage of quartz sand.
The content of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of calcium silicate board using modification infusorial earth.
Present invention also offers a kind of preparation method simply and easily containing modification infusorial earth calcium silicate board.
To achieve the above object, the present invention provides following technical scheme：
It is a kind of using calcium silicate board of modification infusorial earth and preparation method thereof, the composition of its raw material is according to mass fraction meter：Silicon
30 ~ 70 parts of acid salt cement, 10 ~ 30 parts of modification infusorial earth, 20 ~ 28 parts of superfine quartz sand, 0.05 ~ 0.2 part of Sodium Polyacrylate, papermaking
0.2 ~ 0.6 part of fiber, 10 ~ 25 parts of water.
Described, the ratio of portland cement, modification infusorial earth and superfine quartz sand configures according to calcium silicon ratio, and calcium silicon compares model
Enclose for 0.8 ~ 1.5.
Described, modification infusorial earth need to pass through ball mill ball milling 2h, the screening of 200 mesh sieves, tail over less than 2%.
Described, modification infusorial earth is that diatomite mixes with poly- propionic acid sodium solution, polymer emulsion at 50-80 DEG C
30 minutes.
Described, the molecular weight of Sodium Polyacrylate is 50W-1000W.
Described, a diameter of 5 ~ 20 μm of paper-making fibre, length 3-6mm.
It is a kind of using calcium silicate board of modification infusorial earth and preparation method thereof, comprise the following steps：
（1）Raw material disposal：Diatomite mixes 30 minutes with poly- propionic acid sodium solution, polymer emulsion at 50-80 DEG C, does
After dry, modification infusorial earth crosses 200 mesh sieves through ball mill ball milling 2h.Paper-making fibre need to be pre-mixed with the water of phase homogenous quantities, be obtained
To the paper-making fibre after loose；
（2）Shaping：Each raw material is taken by raw material quality number, first, modification infusorial earth, cement and superfine quartz sand are added to
It is fully dispersed in sodium polyacrylate solution, fully dispersed paper-making fibre is added, by 15-20MPa pressure formings, is satisfied
Press time 30-40s；
（3）Precuring：By it is full it is molded after plain plate precuring 6h at room temperature；
（4）It is steam-cured：Plain plate after precuring is transferred in still kettle and carries out steam press maintenance, the steam-cured time is 3-4h；
（5）Japanning：After plain plate drying after steam-cured, handled through sander, surface spraying nanosized SiO_2 polymer coating, apply thickness
Spend and use calcium silicate board of modification infusorial earth and preparation method thereof for 0.05-0.2mm, a kind of obtained the of the present invention.
Beneficial effects of the present invention：
1. the present invention makes full use of the element silicon in diatomite to allocate the calcium silicon ratio of calcium silicate board, by diatomite material
Modification and processing, the fineness of diatomite particle is controlled, so as to reach the effect for improving calcium silicate board mechanical property；
2. the present invention can not only recycle diatomite, the dosage of cement and quartz sand can also be reduced, it is cost-effective.
Embodiment
The preferred embodiments of the present invention are illustrated below, it will be appreciated that preferred embodiment described herein is only used for
The bright and explanation present invention, is not intended to limit the present invention.
Embodiment 1
It is a kind of using calcium silicate board of modification infusorial earth and preparation method thereof, the composition of its raw material is according to mass fraction meter：Silicon
35 parts of acid salt cement, 12 parts of modification infusorial earth, 22 parts of superfine quartz sand, 0.05 part of Sodium Polyacrylate, 0.2 part of paper-making fibre, water
12 parts.
Described, the ratio of portland cement, modification infusorial earth and superfine quartz sand configures according to calcium silicon ratio, and calcium silicon compares model
Enclose for 0.8 ~ 1.5.
Described, modification infusorial earth need to pass through ball mill ball milling 2h, the screening of 200 mesh sieves, tail over less than 2%.
Described, modification infusorial earth is that diatomite mixes with poly- propionic acid sodium solution, polymer emulsion at 50-80 DEG C
30 minutes.
Described, the molecular weight of Sodium Polyacrylate is 50W-1000W.
Described, a diameter of 5 ~ 20 μm of paper-making fibre, length 3-6mm.
It is a kind of using calcium silicate board of modification infusorial earth and preparation method thereof, comprise the following steps：
（1）Raw material disposal：Diatomite mixes 30 minutes with poly- propionic acid sodium solution, polymer emulsion at 50-80 DEG C, does
After dry, modification infusorial earth crosses 200 mesh sieves through ball mill ball milling 2h.Paper-making fibre need to be pre-mixed with the water of phase homogenous quantities, be obtained
To the paper-making fibre after loose；
（2）Shaping：Each raw material is taken by raw material quality number, first, modification infusorial earth, cement and superfine quartz sand are added to
It is fully dispersed in sodium polyacrylate solution, fully dispersed paper-making fibre is added, by 15-20MPa pressure formings, is satisfied
Press time 30-40s；
（3）Precuring：By it is full it is molded after plain plate precuring 6h at room temperature；
（4）It is steam-cured：Plain plate after precuring is transferred in still kettle and carries out steam press maintenance, the steam-cured time is 3-4h；
（5）Japanning：After plain plate drying after steam-cured, handled through sander, surface spraying nanosized SiO_2 polymer coating, apply thickness
Spend and use calcium silicate board of modification infusorial earth and preparation method thereof for 0.05-0.2mm, a kind of obtained the of the present invention.
Embodiment 2
It is a kind of using calcium silicate board of modification infusorial earth and preparation method thereof, the composition of its raw material is according to mass fraction meter：Silicon
42 parts of acid salt cement, 19 parts of modification infusorial earth, 25 parts of superfine quartz sand, 0.12 part of Sodium Polyacrylate, 0.3 part of paper-making fibre, water
16 parts.
Described, the ratio of portland cement, modification infusorial earth and superfine quartz sand configures according to calcium silicon ratio, and calcium silicon compares model
Enclose for 0.8 ~ 1.5.
Described, modification infusorial earth need to pass through ball mill ball milling 2h, the screening of 200 mesh sieves, tail over less than 2%.
Described, modification infusorial earth is that diatomite mixes with poly- propionic acid sodium solution, polymer emulsion at 50-80 DEG C
30 minutes.
Described, the molecular weight of Sodium Polyacrylate is 50W-1000W.
Described, a diameter of 5 ~ 20 μm of paper-making fibre, length 3-6mm.
It is a kind of using calcium silicate board of modification infusorial earth and preparation method thereof, comprise the following steps：
（1）Raw material disposal：Diatomite mixes 30 minutes with poly- propionic acid sodium solution, polymer emulsion at 50-80 DEG C, does
After dry, modification infusorial earth crosses 200 mesh sieves through ball mill ball milling 2h.Paper-making fibre need to be pre-mixed with the water of phase homogenous quantities, be obtained
To the paper-making fibre after loose；
（2）Shaping：Each raw material is taken by raw material quality number, first, modification infusorial earth, cement and superfine quartz sand are added to
It is fully dispersed in sodium polyacrylate solution, fully dispersed paper-making fibre is added, by 15-20MPa pressure formings, is satisfied
Press time 30-40s；
（3）Precuring：By it is full it is molded after plain plate precuring 6h at room temperature；
（4）It is steam-cured：Plain plate after precuring is transferred in still kettle and carries out steam press maintenance, the steam-cured time is 3-4h；
（5）Japanning：After plain plate drying after steam-cured, handled through sander, surface spraying nanosized SiO_2 polymer coating, apply thickness
Spend and use calcium silicate board of modification infusorial earth and preparation method thereof for 0.05-0.2mm, a kind of obtained the of the present invention.
Embodiment 3
It is a kind of using calcium silicate board of modification infusorial earth and preparation method thereof, the composition of its raw material is according to mass fraction meter：Silicon
65 parts of acid salt cement, 22 parts of modification infusorial earth, 25 parts of superfine quartz sand, 0.2 part of Sodium Polyacrylate, 0.5 part of paper-making fibre, water 24
Part.
Described, the ratio of portland cement, modification infusorial earth and superfine quartz sand configures according to calcium silicon ratio, and calcium silicon compares model
Enclose for 0.8 ~ 1.5.
Described, modification infusorial earth need to pass through ball mill ball milling 2h, the screening of 200 mesh sieves, tail over less than 2%.
Described, modification infusorial earth is that diatomite mixes with poly- propionic acid sodium solution, polymer emulsion at 50-80 DEG C
30 minutes.
Described, the molecular weight of Sodium Polyacrylate is 50W-1000W.
Described, a diameter of 5 ~ 20 μm of paper-making fibre, length 3-6mm.
It is a kind of using calcium silicate board of modification infusorial earth and preparation method thereof, comprise the following steps：
（1）Raw material disposal：Diatomite mixes 30 minutes with poly- propionic acid sodium solution, polymer emulsion at 50-80 DEG C, does
After dry, modification infusorial earth crosses 200 mesh sieves through ball mill ball milling 2h.Paper-making fibre need to be pre-mixed with the water of phase homogenous quantities, be obtained
To the paper-making fibre after loose；
（2）Shaping：Each raw material is taken by raw material quality number, first, modification infusorial earth, cement and superfine quartz sand are added to
It is fully dispersed in sodium polyacrylate solution, fully dispersed paper-making fibre is added, by 15-20MPa pressure formings, is satisfied
Press time 30-40s；
（3）Precuring：By it is full it is molded after plain plate precuring 6h at room temperature；
（4）It is steam-cured：Plain plate after precuring is transferred in still kettle and carries out steam press maintenance, the steam-cured time is 3-4h；
（5）Japanning：After plain plate drying after steam-cured, handled through sander, surface spraying nanosized SiO_2 polymer coating, apply thickness
Spend and use calcium silicate board of modification infusorial earth and preparation method thereof for 0.05-0.2mm, a kind of obtained the of the present invention.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited
In specific details.
Claims (8)
1. a kind of use calcium silicate board of modification infusorial earth and preparation method thereof, it is characterised in that the composition of raw material is according to matter
Measure number meter：30 ~ 70 parts of portland cement, 10 ~ 30 parts of modification infusorial earth, 20 ~ 28 parts of superfine quartz sand, Sodium Polyacrylate 0.05
~ 0.2 part, 0.2 ~ 0.6 part of paper-making fibre, 10 ~ 25 parts of water.
2. calcium silicate board according to claim 1, it is characterised in that described portland cement, modification infusorial earth and super
For the ratio of fine quartz sand according to calcium silicon than configuring, calcium silicon is 0.8 ~ 1.5 than scope.
3. calcium silicate board according to claim 1, it is characterised in that described modification infusorial earth need to pass through ball mill ball milling
2h, 200 mesh sieves screening, is tailed over less than 2%.
4. calcium silicate board according to claim 1, it is characterised in that described modification infusorial earth is diatomite and poly- propionic acid
Sodium solution, polymer emulsion mix 30 minutes at 50-80 DEG C.
5. calcium silicate board according to claim 1, it is characterised in that the molecular weight of described Sodium Polyacrylate is 50W-
1000W。
6. calcium silicate board according to claim 1, it is characterised in that a diameter of 5 ~ 20 μm of described paper-making fibre, it is long
Spend for 3-6mm.
7. a kind of described in claim 1 uses calcium silicate board of modification infusorial earth and preparation method thereof, it is characterised in that including
Following steps：
（1）Raw material disposal：Diatomite mixes 30 minutes with poly- propionic acid sodium solution, polymer emulsion at 50-80 DEG C, does
After dry, modification infusorial earth crosses 200 mesh sieves through ball mill ball milling 2h.
8. paper-making fibre need to be pre-mixed with the water of phase homogenous quantities, the paper-making fibre after obtaining loosely；
（2）Shaping：Each raw material is taken by raw material quality number, first, modification infusorial earth, cement and superfine quartz sand are added to
It is fully dispersed in sodium polyacrylate solution, add fully dispersed paper-making fibre fiber, by 15-20MPa pressure into
Type, satisfy pressure time 30-40s；
（3）Precuring：By it is full it is molded after plain plate precuring 6h at room temperature；
（4）It is steam-cured：Plain plate after precuring is transferred in still kettle and carries out steam press maintenance, the steam-cured time is 3-4h；
（5）Japanning：After plain plate drying after steam-cured, handled through sander, surface spraying nanosized SiO_2 polymer coating, apply thickness
Spend and use calcium silicate board of modification infusorial earth and preparation method thereof for 0.05-0.2mm, a kind of obtained the of the present invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711025045.4A CN107602027A (en) | 2017-10-27 | 2017-10-27 | It is a kind of to use calcium silicate board of modification infusorial earth and preparation method thereof |
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|---|---|---|---|
| CN201711025045.4A CN107602027A (en) | 2017-10-27 | 2017-10-27 | It is a kind of to use calcium silicate board of modification infusorial earth and preparation method thereof |
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Cited By (2)
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| CN108947413A (en) * | 2018-09-17 | 2018-12-07 | 佛山市禅城区诺高环保科技有限公司 | A kind of preparation method of bend resistance calcium silicate board |
| CN112679187A (en) * | 2020-12-28 | 2021-04-20 | 广东雄塑环保板业有限公司 | Calcium silicate board with air purification function and preparation process thereof |
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| CN112679187A (en) * | 2020-12-28 | 2021-04-20 | 广东雄塑环保板业有限公司 | Calcium silicate board with air purification function and preparation process thereof |
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Application publication date: 20180119 |