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CN108238715A - A kind of inorganic fibre insulation board and preparation method thereof - Google Patents

A kind of inorganic fibre insulation board and preparation method thereof Download PDF

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Publication number
CN108238715A
CN108238715A CN201810031081.XA CN201810031081A CN108238715A CN 108238715 A CN108238715 A CN 108238715A CN 201810031081 A CN201810031081 A CN 201810031081A CN 108238715 A CN108238715 A CN 108238715A
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parts
insulation board
coalescents
fibre
cellulose ether
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不公告发明人
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Jiangsu Gigantic Energy Saving And Environmental Protection Technology Co Ltd
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Jiangsu Gigantic Energy Saving And Environmental Protection Technology Co Ltd
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Priority to CN201810031081.XA priority Critical patent/CN108238715A/en
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    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/005Manufacture of flakes
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01Manufacture of glass fibres or filaments
    • C03B37/04Manufacture of glass fibres or filaments by using centrifugal force, e.g. spinning through radial orifices; Construction of the spinner cups therefor
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00Fibre or filament compositions
    • C03C13/06Mineral fibres, e.g. slag wool, mineral wool, rock wool

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Thermal Insulation (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)

Abstract

The present invention discloses a kind of thermal insulation board and preparation method thereof, belongs to thermal insulation board production technical field, relates generally to a kind of inorganic fibre insulation board and preparation method thereof.A kind of inorganic fibre insulation board, by weight including following material:30 45 parts of gangue, 75 82 parts of basalt, 30 42 parts of silica, 12 15 parts of ceramics, 38 parts of nano-titanium dioxide, 10 15 parts of sepiolite fibre, 13 parts of coalescents, 0.3 0.5 parts of cellulose ether, 25 30 parts of flyash, 0.5 2 parts of polypropylene fibre;Present invention simultaneously discloses preparation methods, by drying dispatching, electric smelting into fine, pendulum and cutting packaging step, inorfil are carried out deep processing processing, forms the inorganic fibre insulation board with good thermal insulation property and anti-microbial property.The present invention is not required to addition chemical reagent, reduces the pollution of air, simple for process, it is easy to accomplish.

Description

A kind of inorganic fibre insulation board and preparation method thereof
Technical field
The present invention relates to a kind of thermal insulation boards and preparation method thereof, belong to thermal insulation board production technical field, and in particular to a kind of Inorganic fibre insulation board and preparation method thereof.
Background technology
As the development of science and technology and social progress, people are more and more stronger to the consciousness of environmental protection, some severes are dirty The industrial processes product of dye starts to environmentally protective revolution in mode of production.Inorfil becomes in recent years as environment-friendly materials The much-talked-about topic of people's research.At present, as long as to the processing of inorfil on some primary handicrafts, utilization rate is low.
Invention content
To solve the above-mentioned problems, the present invention discloses a kind of inorganic fibre insulation board and preparation method thereof, by inorganic Inorfil advanced treating is processed in the processing of fiber, is formed the inorfil with good thermal insulation property and anti-microbial property and is protected Warm plate.
The object of the present invention is achieved like this:
A kind of inorganic fibre insulation board, by weight including following material:30-45 parts of gangue, 75-82 parts of basalt, silica 30-42 parts, 12-15 parts of ceramics, 3-8 parts of nano-titanium dioxide, 10-15 parts of sepiolite fibre, 1-3 parts of coalescents, cellulose 0.3-0.5 parts of ether, 25-30 parts of flyash, 0.5-2 parts of polypropylene fibre.
Further, the coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, and described the third two The mass ratio of alcohol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving.
Further, sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0025-0.0035 Denier.
Step 2:The mixture of step 1 is put into electric smelting in smelting furnace and, into melt, is separately added into coalescents and cellulose Mixture after standing 45 minutes, is put into centrifuge into superfine fibre by ether.
Further, the adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 into Film auxiliary agent and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 fiber are added Plain ether.
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum.
Further, semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Compared with prior art, the present invention it has the advantages that:According to a kind of inorfil disclosed in this invention Thermal insulation board and preparation method thereof by drying dispatching, electric smelting into fine, pendulum and cutting packaging step, inorfil is carried out deep Working process is spent, forms the inorganic fibre insulation board with good thermal insulation property and anti-microbial property.The present invention is not required to addition chemistry Reagent reduces the pollution of air, simple for process, it is easy to accomplish.
Specific embodiment
Heat-insulating property is tested:
Embodiment 1
A kind of inorganic fibre insulation board, by weight including following material:30 parts of gangue, 75 parts of basalt, 30 parts of silica, pottery 12 parts of porcelain, 10 parts of sepiolite fibre, 1 part of coalescents, 0.3 part of cellulose ether, 25 parts of flyash, gathers 3 parts of nano-titanium dioxide 0.5 part of tacryl.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0025 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Embodiment 2
A kind of inorganic fibre insulation board, by weight including following material:33 parts of gangue, 78 parts of basalt, 33 parts of silica, pottery 13 parts of porcelain, 4 parts of nano-titanium dioxide, 12 parts of sepiolite fibre, 1.5 parts of coalescents, 0.35 part of cellulose ether, flyash 26 Part, 0.8 part of polypropylene fibre.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0028 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Embodiment 3
A kind of inorganic fibre insulation board, by weight including following material:36 parts of gangue, 80 parts of basalt, 35 parts of silica, pottery 13.5 parts of porcelain, 6 parts of nano-titanium dioxide, 13 parts of sepiolite fibre, 2 parts of coalescents, 0.4 part of cellulose ether, 27 parts of flyash, 1 part of polypropylene fibre.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0030 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Embodiment 4
A kind of inorganic fibre insulation board, by weight including following material:40 parts of gangue, 81 parts of basalt, 40 parts of silica, pottery 14 parts of porcelain, 7 parts of nano-titanium dioxide, 14 parts of sepiolite fibre, 2.5 parts of coalescents, 0.45 part of cellulose ether, flyash 28 Part, 1.5 parts of polypropylene fibre.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0032 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Embodiment 5
A kind of inorganic fibre insulation board, by weight including following material:45 parts of gangue, 82 parts of basalt, 42 parts of silica, pottery 15 parts of porcelain, 15 parts of sepiolite fibre, 3 parts of coalescents, 0.5 part of cellulose ether, 30 parts of flyash, gathers 8 parts of nano-titanium dioxide 2 parts of tacryl.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0035 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Comparative example 1
A kind of inorganic fibre insulation board, by weight including following material:28 parts of gangue, 70 parts of basalt, 25 parts of silica, pottery 10 parts of porcelain, 2 parts of nano-titanium dioxide, 8 parts of sepiolite fibre, 0.5 part of coalescents, 0.2 part of cellulose ether, 20 parts of flyash, 0.3 part of polypropylene fibre.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0020 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Heat-insulating property test method:According to heat balance principle, thermal insulation board to be measured in embodiment 1-5 and comparative example 1 is put Winter indoor and outdoor meteorological condition is established respectively between the babinet of two different temperatures, in the two babinets to be tested.Hot tank Simulate winter indoor air temperature, wind speed;Ice chest simulation winter outdoor temperature, wind speed and radiation condition.By several hours Operation, whole device reach stable state.After forming stable temperature field and velocity field, the air of thermal insulation board both sides to be measured is tested Temperature and surface velocity, and calculate Coefficient K.
The formula of Coefficient K is represented by:
In formula,To carry out the total heat flow of heat exchange;For the metering area perpendicular to hot-fluid;Environment for hot tank side Temperature;Environment temperature for ice chest side.Test result is as follows shown in table 1.
1 heat-insulating property of table is tested
Upper table 1 represents the heat-insulating property of the inorganic fibre insulation board under different ratio in embodiment 1-5 and comparative example 1, from table 1 As can be seen that compared with prior art, the heat transfer coefficient of embodiment 1 reduces 31.12%, and thermal center province rate improves 11.42%, in fact Applying the heat transfer coefficient of example 2 reduces 33.86%, and thermal center province rate improves 13.05%, and the heat transfer coefficient of embodiment 3 reduces 37.96%, thermal center province rate improves 15.15%, and the heat transfer coefficient of embodiment 4 reduces 44.81%, and thermal center province rate improves 17.72%, the heat transfer coefficient of embodiment 5 reduces 48.34%, and thermal center province rate improves 19.05%.
The above result shows that according to inorganic fibre insulation board manufactured in the present embodiment, heat transfer coefficient continuously decreases, and thermal center saves Rate gradually rises, and heat-insulating property gradually enhances compared with prior art.
Anti-microbial property test:
Embodiment 6
A kind of inorganic fibre insulation board, by weight including following material:30 parts of gangue, 75 parts of basalt, 30 parts of silica, pottery 12 parts of porcelain, 10 parts of sepiolite fibre, 1 part of coalescents, 0.3 part of cellulose ether, 25 parts of flyash, gathers 3 parts of nano-titanium dioxide 0.5 part of tacryl.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0025 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Embodiment 7
A kind of inorganic fibre insulation board, by weight including following material:33 parts of gangue, 78 parts of basalt, 33 parts of silica, pottery 13 parts of porcelain, 4 parts of nano-titanium dioxide, 12 parts of sepiolite fibre, 1.5 parts of coalescents, 0.35 part of cellulose ether, flyash 26 Part, 0.8 part of polypropylene fibre.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0028 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Embodiment 8
A kind of inorganic fibre insulation board, by weight including following material:36 parts of gangue, 80 parts of basalt, 35 parts of silica, pottery 13.5 parts of porcelain, 6 parts of nano-titanium dioxide, 13 parts of sepiolite fibre, 2 parts of coalescents, 0.4 part of cellulose ether, 27 parts of flyash, 1 part of polypropylene fibre.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0030 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Embodiment 9
A kind of inorganic fibre insulation board, by weight including following material:40 parts of gangue, 81 parts of basalt, 40 parts of silica, pottery 14 parts of porcelain, 7 parts of nano-titanium dioxide, 14 parts of sepiolite fibre, 2.5 parts of coalescents, 0.45 part of cellulose ether, flyash 28 Part, 1.5 parts of polypropylene fibre.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0032 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Embodiment 10
A kind of inorganic fibre insulation board, by weight including following material:45 parts of gangue, 82 parts of basalt, 42 parts of silica, pottery 15 parts of porcelain, 15 parts of sepiolite fibre, 3 parts of coalescents, 0.5 part of cellulose ether, 30 parts of flyash, gathers 8 parts of nano-titanium dioxide 2 parts of tacryl.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0035 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Comparative example 2
A kind of inorganic fibre insulation board, by weight including following material:28 parts of gangue, 70 parts of basalt, 25 parts of silica, pottery 10 parts of porcelain, 2 parts of nano-titanium dioxide, 8 parts of sepiolite fibre, 0.5 part of coalescents, 0.2 part of cellulose ether, 20 parts of flyash, 0.3 part of polypropylene fibre.
The coalescents include propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the propandiol butyl ether, third The mass ratio of glycol methyl ether acetate and benzyl alcohol is 2:5:1.
A kind of preparation method of inorganic fibre insulation board, includes the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
Sieving described in step 1 screens out impurity using sieve, and the mesh size is 0.0020 denier.
The adition process of coalescents described in step 2 and cellulose ether specifically includes:Add in 1/3 coalescents and 2/3 cellulose ether;(2) mixture is stood 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
Semi-finished product thermal insulation board described in step 3 is 4 laminates, and each laminate thickness is 1:3:5:2.
Anti-microbial property test method:Embodiment 6-10 and comparative example 2 inorganic fibre insulation board being configured are crushed into powder Each powder, is then dissolved in sterile water by end, quantitative sample and bacterium solution is gone to add in PBS solution and shake after mixing, Ran Houqu Go out mixed liquor and add in agar medium culture, check that each clump count obtains anti-microbial property after 24 hours.Test result such as 2 institute of table Show.
2 anti-microbial property test of table
Upper table 2 represents the anti-microbial property of the inorganic fibre insulation board under different ratio in embodiment 6-10 and comparative example 2, from table 2 In as can be seen that compared with prior art, the clump count of embodiment 6 reduces 28.13%, and the clump count of embodiment 7 reduces 43.75%, the clump count of embodiment 8 reduces 53.13%, and the clump count of embodiment 9 reduces 61.56%, the bacterium colony of embodiment 10 Number reduces 67.5%.
The above result shows that according to inorganic fibre insulation board manufactured in the present embodiment, as clump count continuously decreases, heat preservation The anti-microbial property of plate gradually enhances compared with prior art.
It should be understood that above description is to illustrate rather than to be limited.By reading foregoing description, Many embodiments and many applications except the example provided all will be apparent for a person skilled in the art. Therefore, the scope of the present invention should not be determined with reference to foregoing description, but should be with reference to preceding claims and these power Profit requires the four corner of possessed equivalent to determine.For comprehensive purpose, all articles and reference include patent Shen The disclosure that please and announce is all by reference to being incorporated herein.Any of theme disclosed herein is omitted in preceding claims Aspect is not intended to abandon the body matter, also should not be considered as applicant and the theme is not thought of as to disclosed application A part for theme.
Those listed above it is a series of be described in detail only for the application feasibility embodiment specifically Bright, they are not limiting the protection domain of the application, all equivalent implementations made without departing from the application skill spirit Or change should be included within the protection domain of the application.

Claims (6)

1. a kind of inorganic fibre insulation board, it is characterised in that:Include following material by weight:30-45 parts of gangue, basalt 75-82 parts, 30-42 parts of silica, 12-15 parts of ceramics, 3-8 parts of nano-titanium dioxide, 10-15 parts of sepiolite fibre, coalescents 1-3 parts, 0.3-0.5 parts of cellulose ether, 25-30 parts of flyash, 0.5-2 parts of polypropylene fibre.
2. a kind of inorganic fibre insulation board according to claim 1, it is characterised in that:The coalescents include propylene glycol Butyl ether, propylene glycol methyl ether acetate and benzyl alcohol, the mass ratio of the propandiol butyl ether, propylene glycol methyl ether acetate and benzyl alcohol It is 2:5:1.
3. a kind of preparation method of inorganic fibre insulation board, it is characterised in that:Include the following steps:
Step 1:Gangue, basalt, silica, ceramics, nano-titanium dioxide, sepiolite fibre, flyash and polypropylene is fine The mixture of dimension is sufficiently stirred, spare through drying machine drying after sieving;
Step 2:The mixture of step 1 is put into smelting furnace electric smelting into melt, is separately added into coalescents and cellulose ether, it is quiet After putting 45 minutes, mixture is put into centrifuge into superfine fibre;
Step 3:Superfine fibre in step 2 is beaten into semi-finished product thermal insulation board through pendulum;
Step 4:Semi-finished product thermal insulation board in step 3 is precuted, packaging and storage.
4. a kind of preparation method of inorganic fibre insulation board according to claim 3, it is characterised in that:Mistake described in step 1 Sieve screens out impurity using sieve, and the mesh size is 0.0025-0.0035 denier.
5. a kind of preparation method of inorganic fibre insulation board according to claim 3, it is characterised in that:Described in step 2 into The adition process of film auxiliary agent and cellulose ether specifically includes:(1) 1/3 coalescents and 2/3 cellulose ether are added in;It (2) will be mixed It closes object and stands 25 minutes;(3) 2/3 coalescents and 1/3 cellulose ether are added.
6. a kind of preparation method of inorganic fibre insulation board according to claim 3, it is characterised in that:Half described in step 3 Finished product thermal insulation plate is 4 laminates, and each laminate thickness is 1:3:5:2.
CN201810031081.XA 2018-01-12 2018-01-12 A kind of inorganic fibre insulation board and preparation method thereof Withdrawn CN108238715A (en)

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