CN103739304B - Inorganic composite foaming cement warming plate warming plate and manufacturing method thereof - Google Patents
Inorganic composite foaming cement warming plate warming plate and manufacturing method thereof Download PDFInfo
- Publication number
- CN103739304B CN103739304B CN201310398001.1A CN201310398001A CN103739304B CN 103739304 B CN103739304 B CN 103739304B CN 201310398001 A CN201310398001 A CN 201310398001A CN 103739304 B CN103739304 B CN 103739304B
- Authority
- CN
- China
- Prior art keywords
- weight part
- weight
- cement
- grout
- slurry
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention provides an inorganic composite foaming cement warming plate warming plate and manufacturing method thereof. The method comprises the following steps: A. adding 100 parts by weight of cements into 36-40 parts by weight of water at 25-30 DEG C, and producing into a cement slurry; B. adding 6-8 parts by weight of H2O2 solution, then adding 0.1-0.2 parts by weight of catalyst MnO2, and stirring for 1-2 minutes and obtaining the foaming slurry body; C. cast the foaming slurry into a die and standing for forming until the blank is hard. The unit weight of the foaming warming plate prepared by the method is 150-200 kg/m<3>, and the product intensity reaches to 0.2-0.5 Mpa.
Description
Technical field
The invention belongs to building material field, particularly cement foaming insulation board.
Background technology
The method that cement foamed technology is commonly used is cement physical foaming technology, the whipping agent being about to be made up of various tensio-active agent goes out foam by machine, foam is added cement slurry producing foamed concrete again, this method is due to the existence of exhibiting high surface promoting agent, cause hydrated cementitious insufficient, foamed concrete intensity is poor, particularly produces unit weight 200kg/m
3the difficulty of following foamed concrete goods is very large.The foamed concrete adopting chemical foaming technology to make well overcomes the deficiency of physical foaming technology, significantly improving of obtained foamed concrete intensity.
Summary of the invention
For the problems referred to above of prior art, the invention provides a kind of inorganic composite foamed cement heat preserving plate and preparation method thereof, the method can produce unit weight 200kg/m
3following foamed concrete goods, product strength reaches 0.2Mpa ~ 0.5Mpa.
For achieving the above object, the present invention includes following technical scheme:
A making method for inorganic composite foamed cement heat preserving plate, the method comprises the steps:
A. the water adding 36 ~ 40 weight part 25 DEG C ~ 30 DEG C in 100 parts by weight of cement makes grout;
B. in grout, 6 ~ 8 weight part H are added
2o
2solution, then adds 0.1 ~ 0.3 part by weight of catalyst MnO
2, stir after 1 ~ 2 minute and obtain the slurry that foams;
C. foaming slurry is poured into and quietly in mould stops paying out bubble, until idiosome sclerosis.
Method as above, preferably, described steps A is also included in the backward grout making grout the soap containing 16 ~ 18 carbon atoms adding 0.2 ~ 0.4 weight part.
Method as above, preferably, described steps A is also included in the cationic chloroprene latex adding 0.2 ~ 0.4 weight part in the backward grout making grout.
Method as above, preferably, described steps A is also included in the backward grout making grout and adds 0.3 ~ 0.7 weight part redispersable latex powder.
On the other hand, the invention provides a kind of making method of inorganic composite foamed cement heat preserving plate, the method comprises the steps:
A. the water adding 36 ~ 40 weight part 25 DEG C ~ 30 DEG C in 100 weight part aluminosulfate cements and/or silicate cement makes grout, the soap containing 16 ~ 18 carbon atoms of 0.2 ~ 0.4 weight part is added in grout, the cationic chloroprene latex of 0.2 ~ 0.4 weight part, 0.3 ~ 0.7 weight part redispersable latex powder, 0.2 ~ 0.4 weight part hydrophober, and 0.05 ~ 0.1 part by weight of cellulose ether;
B. in the mixture of step 1 acquisition, 0.1 ~ 0.3 part by weight of catalyst MnO is added
2, then add 6 ~ 8 weight part H
2o
2solution, stirs after 1 ~ 2 minute and obtains the slurry that foams;
C. foaming slurry is poured into and quietly in mould stops paying out bubble, until idiosome sclerosis.
Another aspect, the invention provides a kind of making method of inorganic composite foamed cement heat preserving plate, the method comprises the steps:
A. in 75 ~ 100 weight part ordinary Portland cements, add the flyash of 15 ~ 20 weight parts and the aluminosulfate cement of 10 ~ 15 weight parts, add 25 DEG C ~ 30 DEG C water of 36 ~ 40 weight parts subsequently, make grout; The soap containing 16 ~ 18 carbon atoms of 0.2 ~ 0.4 weight part is added in grout, 0.2 ~ 0.5 weight part hardening accelerator, 0.2 ~ 0.4 weight part hydrophober, 0.3 ~ 0.7 weight part redispersable latex powder, and the cationic chloroprene latex of 0.2 ~ 0.4 heavy component;
B. in the mixture of step 1 acquisition, 0.1 ~ 0.3 part by weight of catalyst MnO is added
2, then add 6 ~ 8 weight part H
2o
2solution, stirs after 1 ~ 2 minute and obtains the slurry that foams;
C. foaming slurry is poured into and quietly in mould stops paying out bubble, until idiosome sclerosis.
Method as above, preferably, described hardening accelerator is Quilonum Retard.
Method as above, preferably, described H
2o
2the H of solution
2o
2concentration is 27.5 ~ 35wt%.
Method as above, preferably, described redispersable latex powder is vinyl acetate and ethylene copolymer rubber powder (Vac/E).
Method as above, preferably, described steps A is also included in the backward grout making grout and adds 0.2 ~ 0.4 weight part hydrophober.
Method as above, preferably, described hydrophober is organosilicon moisture repellent.
Method as above, preferably, described steps A is also included in the backward grout making grout and adds 0.05 ~ 0.1 part by weight of cellulose ether.
Method as above, preferably, described ether of cellulose is hydroxyethylmethyl-cellulose.
Method as above, preferably, described cement is aluminosulfate cement and/or silicate cement.
Again on the one hand, the invention provides a kind of inorganic composite foamed cement heat preserving plate, it adopts method described above to prepare.
Beneficial effect of the present invention is: the invention provides a kind of method preparing inorganic composite foamed cement heat preserving plate, the method is simple to operate, raw material is easy to get, and the warming plate intensity of preparation is high, alveolitoid is even, rate of closed hole is high.The concrete steps of the method comprise: in cement, first add warm water make grout, now have a certain amount of OH-elemental release in cement slurry, add H subsequently
2o
2with catalyzer MnO
2, under the effect of catalyzer, blowing agent H
2o
2rapid decomposition, discharges O
2, the obtained foamed concrete thus idiosome expands.The key technical problem of the method is gas release, foamed time, alveolitoid uniformity coefficient and rate of closed hole.If idiosome complete Cheng Qian idiosome of getting angry started sclerosis, the power of getting angry will destroy the globality of idiosome, so produce slabbing.The present invention is by adjustment MnO
2and H
2o
2consumption ensure to get angry time and idiosome setting time reach balance.Meanwhile, adding appropriate soap can with the OH in cement slurry
-ion generation saponification reaction, make alveolitoid even, rate of closed hole is high.Polychloroprene latex is generally used for exterior coating and improves coating water-proof, antiseptic property.Investigator of the present invention finds unexpectedly, when adding appropriate polychloroprene latex in foamed concrete of the present invention, can improve concrete intensity.Experimental result shows, foaming insulation board unit weight scope 150 ~ 200kg/m prepared by the method
3, product strength reaches 0.5Mpa, and thermal conductivity is 0.049 ~ 0.058, and water-intake rate is 8 ~ 25%, and average bubble aperture is 1.2 ~ 4mm, and rate of closed hole is 92 ~ 96%.
Embodiment
Embodiment 1 prepares inorganic composite foamed cement heat preserving plate ()
(1) raw material
Following raw material is used in the present embodiment and following examples:
Soap: calcium stearate;
Polychloroprene latex: cationic chloroprene latex;
Hydrophober: organosilicon moisture repellent, German Yi Laitai company produces, product type: 4280;
Redispersible as rubber powder: vinyl acetate and ethylene copolymer rubber powder (Vac/E), German Yi Laitai company produces, product type: FX2350;
Ether of cellulose: hydroxyethylmethyl-cellulose, German Yi Laitai company produces, product type: MHL301.
(2) preparation process
The warm water adding 40 kilograms 25-30 DEG C in 100 kilograms of aluminosulfate cements makes grout, adds 100 grams of MnO in grout
2stir 1 minute, then adding 7 kilograms of concentration is the H of 27.5wt%
2o
2solution stirring 30 second, be poured in mould, quietly stop paying out bubble, natural curing obtains unit weight 200kg/m
3foamed concrete.Foamed concrete, after maintenance in seven days, is cut into the cement foamed concrete product of all size.Be 0.3Mpa through measuring the intensity of this foamed concrete.Water-intake rate is 25%, and thermal conductivity is 0.058, and water suction average bubble aperture is 3mm, and rate of closed hole is 92%.
Embodiment 2 prepares inorganic composite foamed cement heat preserving plate (two)
The warm water adding 38 kilograms 25-30 DEG C in 100 kilograms of aluminosulfate cements makes grout, adds calcium stearate 200g and stir 30 seconds in grout, then adds 200 grams of MnO
2stir 1 minute, then adding 7 kilograms of concentration is the H of 27.5wt%
2o
2solution stirring 30 second, be poured in mould, quietly stop paying out bubble, natural curing obtains the foamed concrete of unit weight 200kg/m3.Foamed concrete, after maintenance in seven days, is cut into the cement foamed concrete product of all size.Be 0.3Mpa through measuring the intensity of this foamed concrete.Water-intake rate is 18%.Thermal conductivity is 0.056, and water suction average bubble aperture is 3mm, and rate of closed hole is 95%.
Embodiment 3 prepares inorganic composite foamed cement heat preserving plate (three)
The warm water adding 36 kilograms 25 DEG C in 100 kilograms of aluminosulfate cements makes grout, adds calcium stearate 200g in grout, cationic chloroprene latex 250g, stirs 30 seconds, then adds 300 grams of MnO
2stir 1 minute, then adding 8 kilograms of concentration is the H of 27.5wt%
2o
2solution stirring 30 second, be poured in mould, quietly stop paying out bubble, natural curing obtains unit weight 200kg/m
3foamed concrete.Foamed concrete, after maintenance in seven days, is cut into the cement foamed concrete product of all size.Be 0.5Mpa through measuring the intensity of this foamed concrete.Water-intake rate is 12%.Thermal conductivity is 0.054, and water suction average bubble aperture is 3.2mm, and rate of closed hole is 95%.Embodiment 4 prepares inorganic composite foamed cement heat preserving plate (four)
The warm water adding 36 kilograms 25 DEG C in 100 kilograms of aluminosulfate cements makes grout, calcium stearate 300g is added in grout, cationic chloroprene latex 350g, organosilicon moisture repellent 200g, vinyl acetate and ethylene copolymer rubber powder 500g and hydroxyethylmethyl-cellulose 50g stir 30 seconds, then add 100 grams of MnO
2stir 1 minute, then adding 7 kilograms of concentration is the H of 27.5wt%
2o
2solution stirring 30 second, be poured in mould, quietly stop paying out bubble, natural curing obtains unit weight 200kg/m
3foamed concrete.Foamed concrete, after maintenance in seven days, is cut into the cement foamed concrete product of all size.Be 0.5Mpa through measuring the intensity of this foamed concrete.Water-intake rate is 8.5%.Thermal conductivity is 0.049, and water suction average bubble aperture is 3.2mm, and rate of closed hole is 95%.Embodiment 5 prepares inorganic composite foamed cement heat preserving plate (five)
Add the flyash of 15 kilograms and the aluminosulfate cement of 10 kilograms in 75 kilograms of silicate cements, the 30 DEG C of water adding 36 kilograms make grout; Calcium stearate 0.2 kilogram is added in grout, hardening accelerator Quilonum Retard 0.5 kilogram, organosilicon moisture repellent 0.2 kilogram, vinyl acetate and ethylene copolymer rubber powder 0.5 kilogram, stir half a minute with the cationic chloroprene latex of 0.2 kilogram, then add 0.15 kg catalyst MnO
2stir half a minute, then to add 6 kilograms of concentration be the H of 27.5wt%
2o
2solution, stirs after 2 minutes and obtains the slurry that foams; Then foaming slurry is poured into and quietly in mould stops paying out bubble, until idiosome sclerosis.Foaming insulation board unit weight prepared by the method is 150kg/m
3, product strength reaches 0.3Mpa, thermal conductivity 0.050, and water-intake rate is 12%.
Embodiment 6 prepares inorganic composite foamed cement heat preserving plate (six)
Add the flyash of 15 kilograms and the aluminosulfate cement of 12 kilograms in 85 kilograms of silicate cements, the 30 DEG C of water adding 38 kilograms make grout; In grout, add calcium stearate 0.3 kilogram, hardening accelerator Quilonum Retard 0.3 kilogram, organosilicon moisture repellent 0.2 kilogram, vinyl acetate and ethylene copolymer rubber powder 0.3 kilogram, and the cationic chloroprene latex of 0.3 kilogram, stir half a minute; Then 0.15 kg catalyst MnO is added
2stir half a minute, then to add 6 kilograms of concentration be the H of 27.5wt%
2o
2solution, stirs after 1.5 minutes and obtains the slurry that foams; Then foaming slurry is poured into and quietly in mould stops paying out bubble, until idiosome sclerosis.Foaming insulation board unit weight prepared by the method is 180kg/m
3, product strength reaches 0.4Mpa, thermal conductivity 0.052, and water-intake rate is 15%.
Embodiment 7 prepares inorganic composite foamed cement heat preserving plate (seven)
Add the flyash of 20 kilograms and the aluminosulfate cement of 15 kilograms in 95 kilograms of silicate cements, the 30 DEG C of water water adding 40 kilograms make grout; In grout, add calcium stearate 0.4 kilogram, hardening accelerator Quilonum Retard 0.2 kilogram, vinyl acetate and ethylene copolymer rubber powder 0.6 kilogram, and the cationic chloroprene latex of 0.4 kilogram, stir half a minute; Then 0.2 kg catalyst MnO is added
2stir half a minute, then to add 8 kilograms of concentration be the H of 27.5wt%
2o
2solution, stirs after 1.5 minutes and obtains the slurry that foams; Then foaming slurry is poured into and quietly in mould stops paying out bubble, until idiosome sclerosis.Foaming insulation board unit weight prepared by the method is 200kg/m
3, product strength reaches 0.45Mpa, thermal conductivity 0.056, and water-intake rate is 18%.
Claims (5)
1. a making method for inorganic composite foamed cement heat preserving plate, is characterized in that, the method comprises the steps:
A. the water adding 36 ~ 40 weight part 25 DEG C ~ 30 DEG C in 100 parts by weight of cement makes grout, the soap containing 16 ~ 18 carbon atoms of 0.2 ~ 0.4 weight part is added in grout, 0.3 ~ 0.7 weight part redispersable latex powder, the cationic chloroprene latex of 0.2 ~ 0.4 weight part hydrophober and 0.2 ~ 0.4 weight part;
B. in the mixture of steps A acquisition, 6 ~ 8 weight part H are added
2o
2solution, then adds 0.1 ~ 0.3 part by weight of catalyst MnO
2, stir after 1 ~ 2 minute and obtain the slurry that foams;
C. foaming slurry is poured into and quietly in mould stops paying out bubble, until idiosome sclerosis.
2. the method for claim 1, is characterized in that, described cement is aluminosulfate cement and/or silicate cement.
3. a making method for inorganic composite foamed cement heat preserving plate, is characterized in that, described method comprises the steps:
A. the water adding 36 ~ 40 weight part 25 DEG C ~ 30 DEG C in 100 weight part aluminosulfate cements and/or silicate cement makes grout, the soap containing 16 ~ 18 carbon atoms of 0.2 ~ 0.4 weight part is added in grout, the cationic chloroprene latex of 0.2 ~ 0.4 weight part, 0.3 ~ 0.7 weight part redispersable latex powder, 0.2 ~ 0.4 weight part hydrophober, and 0.05 ~ 0.1 part by weight of cellulose ether;
B. in the mixture of step 1 acquisition, 0.1 ~ 0.3 part by weight of catalyst MnO is added
2, then add 6 ~ 8 weight part H
2o
2solution, stirs after 1 ~ 2 minute and obtains the slurry that foams;
C. foaming slurry is poured into and quietly in mould stops paying out bubble, until idiosome sclerosis.
4. a making method for inorganic composite foamed cement heat preserving plate, is characterized in that, the method comprises the steps:
A. in 75 ~ 100 weight part ordinary Portland cements, add the flyash of 15 ~ 20 weight parts and the aluminosulfate cement of 10 ~ 15 weight parts, add 25 DEG C ~ 30 DEG C water of 36 ~ 40 weight parts subsequently, make grout; The soap containing 16 ~ 18 carbon atoms of 0.2 ~ 0.4 weight part is added in grout, 0.2 ~ 0.5 weight part hardening accelerator, 0.2 ~ 0.4 weight part hydrophober, 0.3 ~ 0.7 weight part redispersable latex powder, and the cationic chloroprene latex of 0.2 ~ 0.4 heavy component;
B. in the mixture of step 1 acquisition, 0.1 ~ 0.3 part by weight of catalyst MnO is added
2, then add 6 ~ 8 weight part H
2o
2solution, stirs after 1 ~ 2 minute and obtains the slurry that foams;
C. foaming slurry is poured into and quietly in mould stops paying out bubble, until idiosome sclerosis.
5. an inorganic composite foamed cement heat preserving plate, is characterized in that, it adopts method according to any one of claim 1-4 to prepare.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310398001.1A CN103739304B (en) | 2013-09-04 | 2013-09-04 | Inorganic composite foaming cement warming plate warming plate and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310398001.1A CN103739304B (en) | 2013-09-04 | 2013-09-04 | Inorganic composite foaming cement warming plate warming plate and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103739304A CN103739304A (en) | 2014-04-23 |
| CN103739304B true CN103739304B (en) | 2015-06-24 |
Family
ID=50496396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310398001.1A Active CN103739304B (en) | 2013-09-04 | 2013-09-04 | Inorganic composite foaming cement warming plate warming plate and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103739304B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104446627A (en) * | 2014-12-13 | 2015-03-25 | 广西科技大学 | Composite foamed cement |
| CN104478364B (en) * | 2014-12-25 | 2016-08-17 | 王明忠 | A kind of foam concrete heat insulation building block and production method thereof |
| CN104944895A (en) * | 2015-06-11 | 2015-09-30 | 江西中科新建材有限公司 | KY inorganic foaming heat-insulating plate and preparation method thereof |
| CN105294031A (en) * | 2015-11-20 | 2016-02-03 | 天津市房信节能建材科技有限公司 | Aluminate cement based foamed thermal insulation plate and preparation method thereof |
| CN106007789A (en) * | 2016-05-06 | 2016-10-12 | 陈昌 | Light foaming heat preservation building material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765963A (en) * | 2012-08-06 | 2012-11-07 | 辽宁科技大学 | Fire-proof heat-insulating foamed cement material for external wall and production method thereof |
| CN103030418A (en) * | 2011-10-08 | 2013-04-10 | 江苏金贸新材料科技有限公司 | Low-density composite foaming cement and preparation method thereof |
| CN103044067A (en) * | 2013-01-18 | 2013-04-17 | 南京信息工程大学 | Soft cement foam heat insulating material and preparation method thereof |
-
2013
- 2013-09-04 CN CN201310398001.1A patent/CN103739304B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103030418A (en) * | 2011-10-08 | 2013-04-10 | 江苏金贸新材料科技有限公司 | Low-density composite foaming cement and preparation method thereof |
| CN102765963A (en) * | 2012-08-06 | 2012-11-07 | 辽宁科技大学 | Fire-proof heat-insulating foamed cement material for external wall and production method thereof |
| CN103044067A (en) * | 2013-01-18 | 2013-04-17 | 南京信息工程大学 | Soft cement foam heat insulating material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 氯丁胶乳改性水泥砂浆的性能和应用;白林福;《内蒙古石油化工》;20071231(第8期);27-29 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103739304A (en) | 2014-04-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103739304B (en) | Inorganic composite foaming cement warming plate warming plate and manufacturing method thereof | |
| CN107556035B (en) | Concrete product and preparation method thereof | |
| CN107556036B (en) | Heat insulation board and preparation method thereof | |
| CN102863193B (en) | Ultra-light-weight foam concrete and manufacturing method of same | |
| CN103232260B (en) | Waterproof insulation lightweight high-strength gypsum sheet material and preparation method thereof | |
| CN102248578B (en) | Manufacturing process of ultra-light foamed cement material | |
| CN103553700B (en) | Environment-friendly magnesium oxide foaming material | |
| CN102260065A (en) | Foam concrete and preparation method thereof | |
| CN105272137B (en) | A kind of alkali-activated carbonatite phosphorous slag micropowder light foam concrete thermal insulation board and preparation method thereof | |
| CN103193419A (en) | Novel multifunctional foamed cement board | |
| CN106007578A (en) | Preparation method of lightweight self-thermal insulation building block containing abandoned brick particles and abandoned foams | |
| CN102229706A (en) | Method for preparing safe environment-friendly phenolic foam | |
| CN108484211A (en) | A kind of preparation method of foamed concrete thermal insulation board | |
| CN103241997A (en) | High-strength foam cement insulation board and preparation method thereof | |
| CN102241524A (en) | Magnesium oxide inorganic foamed fireproof board and manufacture method thereof | |
| CN105060838A (en) | Lightweight mildew-resistant composite glass magnesium board and preparation method thereof | |
| CN103121813A (en) | EPS (polystyrene foam) insulating building board and preparation technology thereof | |
| CN105060799A (en) | Oil-resisting and wear-resisting aerated brick and preparation method thereof | |
| CN103588426A (en) | Aerated concrete building block with low water absorption | |
| CN102814852B (en) | Manufacturing method of hydrophobic xonotlite heat-insulation fireproof boards with overall high strength and low weight | |
| CN105347840A (en) | Economic wall foamed block material and preparation method thereof | |
| CN109293297A (en) | A kind of low-density foamed cement and preparation method thereof | |
| CN108358594A (en) | A kind of formula and method preparing thermal insulation board using waste polyurethane | |
| CN101244919A (en) | Technique for producing loess foaming light brick | |
| CN103664226A (en) | Compounding method of foamed silicon-calcium concrete wall building block |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |