CN106145821A - A kind of nano modification expanded perlite thermal-nsulation plate and production method thereof - Google Patents
A kind of nano modification expanded perlite thermal-nsulation plate and production method thereof Download PDFInfo
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- CN106145821A CN106145821A CN201610515249.5A CN201610515249A CN106145821A CN 106145821 A CN106145821 A CN 106145821A CN 201610515249 A CN201610515249 A CN 201610515249A CN 106145821 A CN106145821 A CN 106145821A
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- expanded perlite
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- nsulation plate
- perlite thermal
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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
-
- 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
- C04B2111/00008—Obtaining or using nanotechnology related 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- 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
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
-
- 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
Abstract
The invention discloses a kind of nano modification expanded perlite thermal-nsulation plate and production method thereof, described nano modification expanded perlite thermal-nsulation plate includes the component of following parts by weight meter: cement 25 40 parts, 58 parts of flyash, triethoxysilane 25 parts, polyacrylate dispersion 5 10 parts, modified expanded perlite 50 70 parts, hydroxypropyl methyl cellulose 12 parts, 5 10 parts of Gypsum Fibrosum, nanometer grade calcium carbonate 10 20 parts, dodecylbenzene sodium sulfonate 0.7 2.9 parts, additive 5 10 parts, PP fiber 0.1 0.5 parts and 10 20 parts of water.Nano modification expanded perlite thermal-nsulation plate of the present invention, using cement, flyash, nanometer grade calcium carbonate and other organic and inorganic things as raw material, is effectively utilized industrial and mineral dead meal, and does not add poisonous and harmful substance, environmental protection.The raw material sources of nano modification expanded perlite thermal-nsulation plate of the present invention are extensive, low cost, production technology are simple, easily operated, it is possible to meet the demand of different construction materials, have good Social and economic benef@.
Description
Technical field
The invention belongs to building material technical field, be specifically related to a kind of nano modification expanded perlite thermal-nsulation plate and life thereof
Product method.
Background technology:
Along with the flourish of building industry and the modernization of building, in architectural engineering, the usage amount of warming plate increases year by year.
Exterior-wall heat insulation can effectively block thermal energy conduction, and heat insulation effect clearly, can not only save winter heating expense in a large number,
And more environmental protection compared with other heating methods.The insulation material that China's present stage uses is mainly organic insulation material and nothing
Machine insulation material, but due to materials chemistry character, whether inorganic heat insulation material or organic insulation material, all without
Method takes into account the requirement of properties of heat preservation and energy saving and security against fire simultaneously: for heat-insulating property, and organic material is better than inorganic material；From
Performance-based fire considers, A level anti-flammability insulation material is again only selection.In recent years, inorganic heat insulation material expands treasure
Zhu Yan the most progressively becomes the first-selection of inorganic external wall thermal-insulation material with its excellent fire retardancy energy, the advantage such as environmentally safe.
Expanded perlite as a kind of nonmetallic mineral material, be widely used in building, metallurgy, oil, chemical industry, light industry,
The fields such as electric power, transport and agricultural.District, Xinyang Area, Henan Province Radix Cynanchi Paniculati perlite mineral reserve proved reserves 1.27 hundred million tons, occupy " Asia first, generation
Boundary second ", account for more than the 70% of China's perlite commercial reserves.In building trade, what Xinyang Normal College was studied spherical close
After hole perlite realizes industrialization, expanded perlite is just widely used in the light bone material of external wall insulation.But due to respectively
Planting reason, the application of expanded perlite thermal-nsulation plate also suffers from some and limits.
Summary of the invention
The technical problem to be solved is to provide a kind of nano modification expanded perlite thermal-nsulation plate and producer thereof
Method, this nano modification expanded perlite thermal-nsulation plate has that weather resistance is good, length in service life, light weight, intensity high, adhesion strength
The features such as height, heat conductivity is low, water absorption rate is low, pliability is good, have good workability.
To achieve these goals, the technical solution adopted in the present invention is to provide a kind of nano modification expanded perlite guarantor
Temperature plate, including the component of following weight portion meter: cement 25-40 part, flyash 5-8 part, triethoxysilane 2-5 part, polypropylene
Acid esters emulsion 5-10 part, modified expanded perlite 50-70 part, hydroxypropyl methyl cellulose 1-2 part, Gypsum Fibrosum 5-10 part, nanoscale
Calcium carbonate 10-20 part, dodecylbenzene sodium sulfonate 0.7-2.9 part, additive 5-10 part, PP fiber 0.1-0.5 part and water 10-20
Part.
The model of described cement is PO52.5.
The fineness of described flyash is 12% (R45), and loss on ignition is 5%, and sulfur trioxide content is 3%.
The concrete preparation method of described modified expanded perlite is: perlite is heated to 1000-1300 DEG C and carries out swollen
Change processes, and makes perlite volumetric expansion 7-10 times, obtains expanded perlite, then lowers the temperature, when temperature is down to 100-200 DEG C,
Expanded perlite is sprayed the triethoxysilane of expanded perlite gross weight 5-10%, continues to be cooled to room temperature, cross 20-30 mesh
Sieve, to obtain final product.
Described additive includes the component of following weight portion meter: aluminium oxide 2-5 part, sodium carboxymethyl cellulose 0.2-5 part,
Zinc phosphate 5-10 part and ferrum oxide 15-20 part.
The a length of 12-16mm of described PP fiber；Described nanometer grade calcium carbonate particle diameter is 100-120 nanometer.
The technical solution adopted in the present invention also resides in the producer providing a kind of nano modification expanded perlite thermal-nsulation plate
Method, comprises the following steps:
(1) by flyash, additive, polyacrylate dispersion, hydroxypropyl methyl cellulose, Gypsum Fibrosum, nanometer grade calcium carbonate
It is mixed and stirred for uniformly with PP fiber, adds cement and dodecylbenzene sodium sulfonate continues stirring, obtain rubber powder material；
(2) by modified expanded perlite and rubber powder material mix and blend, add triethoxysilane and water, stir,
Continuous mould pressing molding, obtains half-dried nano modification expanded perlite thermal-nsulation plate；
(3) half-dried nano modification expanded perlite thermal-nsulation plate is carried out heating curing；
(4) after heating curing terminates, start to be dried, be dried to nano modification expanded perlite thermal-nsulation plate water content and be less than
5%, get final product kiln discharge.
The equipment that in step (2), continuous mould pressing molding is used is hydraulic press, and the pressure of hydraulic press is 50t.
In step (3), heat-cured temperature is 20-70 DEG C, and the time is 10-24h.
The heating curing of modified expanded perlite insulation board can use the conventional method of this area.The present invention is by half-dried
Modified expanded perlite insulation board is sent in tunnel cave, and closure of a tunnel kiln wicket opens biomass particle burning machine and hot-air blower
Half-dried modified expanded perlite insulation board is carried out heating curing.
The temperature being dried in step (4) is 90-120 DEG C.
Beneficial effect
1, weather resistance is good, service life is long.The nano modification expanded perlite thermal-nsulation plate of the present invention mainly uses
Inorganic incombustible material and nano material, it is possible to be effectively improved the weatherability of warming plate, be able to take the test of various weather, uses
Life-span is long, and the combustibility of the nano modification expanded perlite thermal-nsulation plate of the present invention is up to A1 level.
2, light weight, intensity is high, heat conductivity is low.The nano modification expanded perlite thermal-nsulation sheet material of the present invention uses high grade
Cement, as major gelled material, mixes PP fiber, flyash, Gypsum Fibrosum, nanometer grade calcium carbonate, DBSA the most outward
Sodium, polyacrylate dispersion, hydroxypropyl methyl cellulose improve the intensity of Binder Materials, make insulation material ensure resistance to compression, resist
It is substantially reduced dry density on the basis of folding intensity, makes sheet material have higher intensity and relatively low heat conductivity, thus ensure to protect
Temperature sheet material and system have good heat-insulating property.
3 is good with the tack coat of heat-insulation system and the cracking resistance protective layer compatibility.Nano modification expanded pearlite due to the present invention
Rock warming plate use high-mark cement as main Binder Materials, do not use sodium silicate and containing sodium silicate or containing chlorine from
Sub-cement additire, ensures that from root modified expanded perlite insulation board material and heat-insulation system do not have the accumulation of salt in the surface soil and return chlorine etc. and ask
Topic, the simultaneously warming plate of the present invention and the bonding mortar of heat-insulation system use, anticracking grout composition basic simlarity, it is ensured that system
The compatibility is good, the phenomenons such as hollowing cracking will not occur, it is possible to the life-span same with building.
4, pliability is good, backfin than rationally, have good workability.The nano modification expanded perlite thermal-nsulation plate of the present invention uses
Half siccative mould pressing technology and the employing preferable polyacrylate dispersion of pliability are as Binder Materials additive, and warming plate material
It is fabricated into plate moulding molding from modified expanded perlite, all uses automated production, constant product quality, reduce construction
Process modified expanded perlite insulation board breakage rate.
5, water absorption rate is low.The modified expanded perlite insulation board of the present invention adds triethoxysilane as hydrophober, and
By modified expanded perlite, optimize the proportionate relationship of each component, reduce the water absorption rate of warming plate, increase the service life.
6, environmental protection.The nano modification expanded perlite thermal-nsulation plate of the present invention with cement, flyash, PP fiber and other
Organic and inorganic thing, as raw material, is effectively utilized industrial and mineral dead meal, and does not add poisonous and harmful substance, environmental protection.
Although 7, expanded perlite can reach to improve by improving vitreous rate the mesh of heat insulation effect in process of production
, but still with the presence of close to 30% perforate perlite, in order to reduce the perlitic water absorption rate of this demi-inflation, the present invention
Spraying triethoxysilane in the expanded rear temperature-fall period of puffing furnace, modified expanded perlite is to reach the purpose of hydrophobic.
8, the present invention is by controlling the heating curing temperature and time of half-dried warming plate, controls baking temperature, it is possible to enter
One step improves the properties of warming plate.
9, test result indicate that, the dry density of the nano modification expanded perlite thermal-nsulation plate of the present invention is less than 189kg/m3,
Comprcssive strength is more than 0.61MPa, and heat conductivity is less than 0.053W/ (m.k), and rupture strength is more than 0.51MPa, and mass water content is little
In 4.4%, being perpendicular to direction, plate face tensile strength and be less than 7.8% more than 0.24MPa, volume water absorption rate, coefficient of softing is more than
0.87, mass loss rate is less than 3.9%, and comprcssive strength loss rate is less than 22.9%, and hydrophobic rate is more than 99.0%.
10, the raw material sources of the nano modification expanded perlite thermal-nsulation plate of the present invention are extensive, low cost, production technology are simple
Single, easily operated, it is possible to meet the demand of different construction material, there is good Social and economic benef@.
Detailed description of the invention
Below in conjunction with embodiment, the detailed description of the invention of the present invention is described in further detail.
The requirement of raw material used in the present invention is:
The model of cement is PO52.5.
The fineness of flyash is 12% (R45), and loss on ignition is 5%, and sulfur trioxide content is 3%.
The a length of 16mm of PP fiber.
Nanometer grade calcium carbonate particle diameter is 100 nanometers.
Polyacrylate dispersion is that Jinyuan District, Taiyuan City Jin Yuan Building Materials Factory produces.
Embodiment 1
The nano modification expanded perlite thermal-nsulation plate of the present embodiment, including the component of following weight portion meter: cement 25 parts, powder
Coal ash 5 parts, triethoxysilane 2 parts, polyacrylate dispersion 10 parts, modified expanded perlite 50 parts, hydroxypropyl methyl fiber
Element 1 part, 10 parts of Gypsum Fibrosum, nanometer grade calcium carbonate 20 parts, dodecylbenzene sodium sulfonate 0.7 part, additive 5 parts, PP fiber 0.1 part and
20 parts of water.
Described additive includes the component of following weight portion meter: aluminium oxide 5 parts, sodium carboxymethyl cellulose 3 parts, zinc phosphate
5 parts and ferrum oxide 15 parts.
The concrete preparation method of described modified expanded perlite is: perlite is heated to 1000 DEG C and carries out expanded place
Reason, makes perlite volumetric expansion 7 times, obtains expanded perlite, then lower the temperature, when temperature is down to 150 DEG C, to expanded perlite
Spray the triethoxysilane of expanded perlite gross weight 5%, continue to be cooled to room temperature, cross 20 mesh sieves, to obtain final product.
The production method of the nano modification expanded perlite thermal-nsulation plate of the present embodiment, comprises the following steps:
(1) by flyash, additive, polyacrylate dispersion, hydroxypropyl methyl cellulose, Gypsum Fibrosum, nanometer grade calcium carbonate
It is mixed and stirred for uniformly with PP fiber, adds cement and dodecylbenzene sodium sulfonate continues stirring, obtain rubber powder material；
(2) by modified expanded perlite and rubber powder material mix and blend, add triethoxysilane and water, stir,
Under conditions of hydraulic press pressure is 50t, continuous mould pressing molding, obtain half-dried nano modification expanded perlite thermal-nsulation plate；
(3) half-dried nano modification expanded perlite thermal-nsulation plate is sent in tunnel cave, closure of a tunnel kiln wicket, open raw
Thing particle burning machine and hot-air blower carry out heating curing 16h to half-dried nano modification expanded perlite thermal-nsulation plate at 60 DEG C；
(4) after heating curing terminates, start to be dried at 100 DEG C, be dried to nano modification expanded perlite thermal-nsulation plate and contain
The water yield is less than 5%, gets final product kiln discharge.
Embodiment 2
The nano modification expanded perlite thermal-nsulation plate of the present embodiment, including the component of following weight portion meter: cement 30 parts, powder
Coal ash 6 parts, triethoxysilane 4 parts, polyacrylate dispersion 8 parts, modified expanded perlite 60 parts, hydroxypropyl methyl cellulose
2 parts, 8 parts of Gypsum Fibrosum, nanometer grade calcium carbonate 15 parts, dodecylbenzene sodium sulfonate 1.5 parts, additive 8 parts, PP fiber 0.3 part and water
15 parts.
Described additive includes the component of following weight portion meter: aluminium oxide 3 parts, sodium carboxymethyl cellulose 0.2 part, phosphoric acid
7 parts of zinc and ferrum oxide 17 parts.
The concrete preparation method of described modified expanded perlite is: perlite is heated to 1100 DEG C and carries out expanded place
Reason, makes perlite volumetric expansion 8 times, obtains expanded perlite, then lower the temperature, when temperature is down to 100 DEG C, to expanded perlite
Spray the triethoxysilane of expanded perlite gross weight 8%, continue to be cooled to room temperature, cross 25 mesh sieves, to obtain final product.
The production method of the nano modification expanded perlite thermal-nsulation plate of the present embodiment, comprises the following steps:
(1) by flyash, additive, polyacrylate dispersion, hydroxypropyl methyl cellulose, Gypsum Fibrosum, nanometer grade calcium carbonate
It is mixed and stirred for uniformly with PP fiber, adds cement and dodecylbenzene sodium sulfonate continues stirring, obtain rubber powder material；
(2) by modified expanded perlite and rubber powder material mix and blend, add triethoxysilane and water, stir,
Under conditions of hydraulic press pressure is 50t, continuous mould pressing molding, obtain half-dried nano modification expanded perlite thermal-nsulation plate；
(3) half-dried nano modification expanded perlite thermal-nsulation plate is sent in tunnel cave, closure of a tunnel kiln wicket, open raw
Thing particle burning machine and hot-air blower carry out heating curing 24h to half-dried nano modification expanded perlite thermal-nsulation plate at 20 DEG C；
(4) after heating curing terminates, start to be dried at 120 DEG C, be dried to nano modification expanded perlite thermal-nsulation plate and contain
The water yield is less than 5%, gets final product kiln discharge.
Embodiment 3
The nano modification expanded perlite thermal-nsulation plate of the present embodiment, including the component of following weight portion meter: cement 40 parts, powder
Coal ash 8 parts, triethoxysilane 5 parts, polyacrylate dispersion 5 parts, modified expanded perlite 70 parts, hydroxypropyl methyl cellulose
1.5 parts, 5 parts of Gypsum Fibrosum, nanometer grade calcium carbonate 10 parts, dodecylbenzene sodium sulfonate 2.9 parts, additive 10 parts, PP fiber 0.5 part and
10 parts of water.
Described additive includes the component of following weight portion meter: aluminium oxide 2 parts, sodium carboxymethyl cellulose 5 parts, zinc phosphate
10 parts and ferrum oxide 20 parts.
The concrete preparation method of described modified expanded perlite is: perlite is heated to 1300 DEG C and carries out expanded place
Reason, makes perlite volumetric expansion 10 times, obtains expanded perlite, then lower the temperature, when temperature is down to 200 DEG C, to expanded pearlite
Rock sprays the triethoxysilane of expanded perlite gross weight 10%, continues to be cooled to room temperature, crosses 30 mesh sieves, to obtain final product.
The production method of the nano modification expanded perlite thermal-nsulation plate of the present embodiment, comprises the following steps:
(1) by flyash, additive, polyacrylate dispersion, hydroxypropyl methyl cellulose, Gypsum Fibrosum, nanometer grade calcium carbonate
It is mixed and stirred for uniformly with PP fiber, adds cement and dodecylbenzene sodium sulfonate continues stirring, obtain rubber powder material；
(2) by modified expanded perlite and rubber powder material mix and blend, add triethoxysilane and water, stir,
Under conditions of hydraulic press pressure is 50t, continuous mould pressing molding, obtain half-dried nano modification expanded perlite thermal-nsulation plate；
(3) half-dried nano modification expanded perlite thermal-nsulation plate is sent in tunnel cave, closure of a tunnel kiln wicket, open raw
Thing particle burning machine and hot-air blower carry out heating curing 10h to half-dried nano modification expanded perlite thermal-nsulation plate at 70 DEG C；
(4) after heating curing terminates, start to be dried at 90 DEG C, be dried to nano modification expanded perlite thermal-nsulation plate aqueous
Amount, less than 5%, gets final product kiln discharge.
Experimental example one
With the modified expanded perlite insulation board of embodiment 1 as experiment material, the PP fiber of checking different length is to modification
The intensity effect of expanded perlite thermal-nsulation plate, the results are shown in Table 1.
The PP fiber of the table 1 different length intensity effect to modified expanded perlite insulation board
Experimental example two
With the expanded perlite of the present invention as experiment material, according to the preparation method of the modified expanded perlite of embodiment 1,
Only changing the temperature that sprays of triethoxysilane, checking difference sprays temperature to be affected modified expanded perlite hydrophobicity, result
It is shown in Table 2.
Table 2 difference sprays temperature to be affected modified expanded perlite hydrophobicity
| The perlite place of production | Spray temperature | Hydrophobic rate |
| Xinyang Radix Cynanchi Paniculati | 200℃ | 98.9% |
| Xinyang Radix Cynanchi Paniculati | 150℃ | 99.4% |
| Xinyang Radix Cynanchi Paniculati | 100℃ | 99.3% |
Experimental example three
Using the nano modification expanded perlite thermal-nsulation plate of the present invention as experimental group, and commercially available expanded perlite is used to protect
Temperature plate, as comparison, detects property indices, the results are shown in Table 3.
The property indices of the nano modification expanded perlite thermal-nsulation plate of table 3 present invention
Claims (10)
1. a nano modification expanded perlite thermal-nsulation plate, it is characterised in that include the component of following weight portion meter: cement 25-
40 parts, flyash 5-8 part, triethoxysilane 2-5 part, polyacrylate dispersion 5-10 part, modified expanded perlite 50-70
Part, hydroxypropyl methyl cellulose 1-2 part, Gypsum Fibrosum 5-10 part, nanometer grade calcium carbonate 10-20 part, dodecylbenzene sodium sulfonate 0.7-
2.9 parts, additive 5-10 part, PP fiber 0.1-0.5 part and water 10-20 part.
Nano modification expanded perlite thermal-nsulation plate the most according to claim 1, it is characterised in that the model of described cement
For PO52.5.
Nano modification expanded perlite thermal-nsulation plate the most according to claim 1, it is characterised in that described flyash thin
Degree is 12% (R45), and loss on ignition is 5%, and sulfur trioxide content is 3%.
Nano modification expanded perlite thermal-nsulation plate the most according to claim 1, it is characterised in that described modified expanded treasure
The concrete preparation method of Zhu Yan is: perlite is heated to 1000-1300 DEG C and carries out expanding treatment, makes perlite volumetric expansion 7-
10 times, obtain expanded perlite, then lower the temperature, when temperature is down to 100-200 DEG C, expanded perlite is sprayed expanded perlite
The triethoxysilane of gross weight 5-10%, continues to be cooled to room temperature, crosses 20-30 mesh sieve, to obtain final product.
Nano modification expanded perlite thermal-nsulation plate the most according to claim 1, it is characterised in that described additive includes
The component of following weight portion meter: aluminium oxide 2-5 part, sodium carboxymethyl cellulose 0.2-5 part, zinc phosphate 5-10 part and ferrum oxide 15-
20 parts.
Nano modification expanded perlite thermal-nsulation plate the most according to claim 1, it is characterised in that the length of described PP fiber
Degree is 12-16mm；Described nanometer grade calcium carbonate particle diameter is 100-120 nanometer.
7. the production method of a nano modification expanded perlite thermal-nsulation plate as claimed in claim 1, it is characterised in that include
Following steps:
(1) by flyash, additive, polyacrylate dispersion, hydroxypropyl methyl cellulose, Gypsum Fibrosum, nanometer grade calcium carbonate and PP
Fiber is mixed and stirred for uniformly, adds cement and dodecylbenzene sodium sulfonate continues stirring, obtain rubber powder material；
(2) by modified expanded perlite and rubber powder material mix and blend, add triethoxysilane and water, stir, continuously
Compression molding, obtains half-dried nano modification expanded perlite thermal-nsulation plate；
(3) half-dried nano modification expanded perlite thermal-nsulation plate is carried out heating curing；
(4) after heating curing terminates, start to be dried, be dried to nano modification expanded perlite thermal-nsulation plate water content less than 5%, i.e.
Can kiln discharge.
The production method of nano modification expanded perlite thermal-nsulation plate the most according to claim 7, it is characterised in that step
(2) equipment that in, continuous mould pressing molding is used is hydraulic press, and the pressure of hydraulic press is 50t.
The production method of nano modification expanded perlite thermal-nsulation plate the most according to claim 7, it is characterised in that step
(3) in, heat-cured temperature is 20-70 DEG C, and the time is 10-24h.
The production method of nano modification expanded perlite thermal-nsulation plate the most according to claim 7, it is characterised in that step
(4) temperature being dried in is 90-120 DEG C.
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| CN2016102777447 | 2016-04-28 | ||
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101139180A (en) * | 2007-07-25 | 2008-03-12 | 宁波荣山新型材料有限公司 | Polymer modified expanded perlite and method for making same |
| CN102815906A (en) * | 2012-09-07 | 2012-12-12 | 宁波荣山新型材料有限公司 | Dual organic modified cement-base expanded perlite fireproof thermal-insulation board and preparation method thereof |
| CN103058623A (en) * | 2013-01-16 | 2013-04-24 | 南京工业大学 | Foamed water glass expanded perlite thermal insulating board |
| CN104496246A (en) * | 2014-12-24 | 2015-04-08 | 熊敏 | Cement concrete building solid phase filler surfactant and manufacturing and use methods thereof |
-
2016
- 2016-07-01 CN CN201610515249.5A patent/CN106145821A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101139180A (en) * | 2007-07-25 | 2008-03-12 | 宁波荣山新型材料有限公司 | Polymer modified expanded perlite and method for making same |
| CN102815906A (en) * | 2012-09-07 | 2012-12-12 | 宁波荣山新型材料有限公司 | Dual organic modified cement-base expanded perlite fireproof thermal-insulation board and preparation method thereof |
| CN103058623A (en) * | 2013-01-16 | 2013-04-24 | 南京工业大学 | Foamed water glass expanded perlite thermal insulating board |
| CN104496246A (en) * | 2014-12-24 | 2015-04-08 | 熊敏 | Cement concrete building solid phase filler surfactant and manufacturing and use methods thereof |
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