CN102040356B - Light heat-insulating composite particles and preparation method thereof - Google Patents
Light heat-insulating composite particles and preparation method thereof Download PDFInfo
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- CN102040356B CN102040356B CN2009102058773A CN200910205877A CN102040356B CN 102040356 B CN102040356 B CN 102040356B CN 2009102058773 A CN2009102058773 A CN 2009102058773A CN 200910205877 A CN200910205877 A CN 200910205877A CN 102040356 B CN102040356 B CN 102040356B
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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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/02—Agglomerated materials, e.g. artificial aggregates
- C04B18/027—Lightweight materials
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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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1018—Coating or impregnating with organic materials
- C04B20/1029—Macromolecular compounds
- C04B20/1037—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/10—Coating or impregnating
- C04B20/1055—Coating or impregnating with inorganic materials
- C04B20/1074—Silicates, e.g. glass
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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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/0051—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity
- C04B38/0058—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore size, pore shape or kind of porosity open porosity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides light heat-insulating composite particles and a preparation method thereof. The light heat-insulating composite particles comprise paper residue sludge which is uniformly mixed with an inorganic bonding material, wherein the paper residue sludge comprises a plurality of organic wood fibers which are independently dispersed into the inorganic bonding material. The preparation method comprises the following steps of: uniformly mixing an alkali bonding agent and the paper residue sludge so as to form a first mixture; uniformly mixing the inorganic bonding material and the first mixture so as to form a second mixture; preparing the second mixture into a plurality of light heat-insulating composite particles by using an extruding pelletizing method; and curing the composite particles.
Description
Technical field
The present invention relates to a kind of pellet, particularly a kind of lightweight heat-proof composite granule and manufacture method thereof.
Background technology
The employed aggregate of general concrete building materials is take natural sandstone as main, and relevant light weight aggregate then is mainly haydite in addition.Usually haydite needs to make through 1000 to 1500 ℃ of high temperature sinterings processing, forms the hole of closed via high temperature sintering, realizes lightweight and heat insulating function.This high temperature sintering is processed and need be expended mass energy and discharging great amount of carbon dioxide, so the manufacturing of the light aggregate of haydite does not meet the requirement of environmental protection.
The paper slag sludge mud that to be the waste water that produces in manufacturing processed of paper mill produce after the sedimentation of dense mud groove and band filter (or pressure filter) processed, it contains organic xylon, clay matter and a large amount of moisture usually, at present general processing mode perhaps is applied in the compound manure after the corruption of the xylon in paper slag sludge to bury as main.
Therefore, industry is needed a kind of composite granule badly, and it can replace the light aggregate of haydite that tradition is used, and not only has lightweight and heat insulation characteristic, can also take full advantage of the characteristic of paper slag sludge simultaneously.
Summary of the invention
Embodiments of the invention provide a kind of lightweight heat-proof composite granule, and it comprises: paper slag sludge, and it has a plurality of organic xylons; And cement inorganic material, it evenly mixes with paper slag sludge, and wherein said organic xylon is scattered in the cement inorganic material independently of one another.
In addition, embodiments of the invention also provide a kind of manufacture method of lightweight heat-proof composite granule, and it comprises: paper slag sludge is provided, and it has a plurality of fibrous masss, and wherein this fibrous mass is to be twined mutually and formed by a plurality of organic xylons; Provide alkaline interfacial agents evenly to mix with paper slag sludge, form the first mixture; Provide cement inorganic material evenly to mix with the first mixture, form the second mixture; The second mixture is carried out extruder grain process, form a plurality of lightweight heat-proof composite granules, wherein said organic xylon is scattered in the cement inorganic material independently of one another; Then described lightweight heat-proof composite granule is cured processing.
For allow above-mentioned purpose of the present invention, feature, and advantage become apparent, below cooperate accompanying drawing, be described in detail below.
Description of drawings
Fig. 1 is the manufacture method schema according to the lightweight heat-proof composite granule of the embodiment of the invention.
The primary clustering nomenclature
Each manufacturing process step of the manufacture method of S100-S110 lightweight heat-proof composite granule.
Embodiment
The present invention utilizes paper slag sludge to be combined with cement inorganic material, via proportioning puddle, extruder grain and solidify after form composite granule, because the organic xylon that contains in the paper slag sludge has Porous and organic distinctive light weight and thermal insulation, cement inorganic material then can provide pellet required intensity, therefore paper slag sludge is mixed formed composite granule with cement inorganic material have lightweight and heat insulation performance, can be used as the light aggregate that uses in the building materials.
See also Fig. 1, it shows the method flow diagram of making the lightweight heat-proof composite granule according to embodiments of the invention.At first, provide paper slag sludge in step S100, contain organic xylon, inorganic clay and large quantity of moisture in the paper slag sludge, its water ratio is about 30 to 80 % by weight, and wherein organic xylon presents with the fibrous mass form of mutual winding.
Then, reach uniform blending in order to make organic xylon and cement inorganic material in the paper slag sludge, in step S102, provide alkaline interfacial agents to mix with paper slag sludge, form the first mixture.The alkalescence interfacial agents can infiltrate through the Porous inside of organic xylon, promotes the abundant combination on compound interface of organic xylon and cement inorganic material.In an embodiment of the present invention, alkaline interfacial agents can be liquid caustic, aqueous silicate solution or aforesaid combination, and its kind by cement inorganic material determines.
In one embodiment, cement inorganic material can be the sial inorganic polymer, and it is polymerized by silicate solutions and high-temperature-phase aluminum oxide powder body material.Use first in this embodiment liquid caustic treatment paper slag sludge, in mixer, puddle dispersion treatment, so that the fibrous mass in the paper slag sludge infiltrates rapidly, until that the mutual fiber that twines fully singly separates is loose, the fiber list that forms paper slag sludge separates loose slurry.Above-mentioned liquid caustic can be sodium hydroxide or potassium hydroxide aqueous solution, and its concentration range can be 0.1N to 10N, is preferably 1N to 5N.Gu liquid/weight ratio that liquid caustic mixes with paper slag sludge can be 1 to 10, is preferably 1 to 3.
Then, add again aqueous silicate solution to the fiber list of above-mentioned paper slag sludge and separate in the loose slurry, via the mixer blending dispersion, obtain the first mixture.The mixed weight ratio that the fiber list of above-mentioned paper slag sludge separates loose slurry and aqueous silicate solution is about 1 to 10, is preferably 2 to 5.Aqueous silicate solution can promote the abundant combination on compound interface of organic xylon and cement inorganic material, and reduces the contained organic polysaccharide voxel of xylon to the negative impact of composite material strength.
In this embodiment, aqueous silicate solution can be water glass or potassium silicate aqueous solution, the silica of silicate solutions/alkali oxygen molar ratio, that is the modulus of water glass scope is about 2.4 to 3.6, is preferably 2.5 to 3.0.Gu the liquid/weight ratio of aqueous silicate solution is about 1 to 10, be preferably 2 to 5.
In another embodiment, cement inorganic material can be high-temperature ash Bo Suolan jointing compound, cement bond agent or aforesaid combination.In this embodiment, use aqueous silicate solution directly and paper slag sludge is puddled, form the first mixture.In this embodiment, the mixed weight ratio of paper slag sludge and aqueous silicate solution is about 1 to 10, is preferably 2 to 5.
In this embodiment, aqueous silicate solution can be water glass or potassium silicate aqueous solution, its silica/alkali oxygen molar ratio, that is the modulus of water glass scope is about 2.4 to 3.6.Gu the liquid/weight ratio of aqueous silicate solution is about 10 to 100, be preferably 50 to 70.
Then, in step 104, provide cement inorganic material mixing with above-mentioned the first mixture, and continue to carry out blending dispersion via mixer, form the second mixture.In one embodiment, cement inorganic material is the sial inorganic polymer, therefore, adding high-temperature-phase aluminum oxide powder body material in step 104 mixes with above-mentioned the first mixture slurry, in this embodiment, Gu the slurry of the first mixture slurry and aluminum oxide powder body material/mixed weight ratio is about 1 to 5, is preferably 2 to 4.
Above-mentioned high-temperature-phase aluminum oxide powder body material for example is the kaolin through 500 to 800 ℃ of calcination process of high temperature, or the regenerated powder material that is rich in aluminum oxide or silicon oxide that produces through pyroprocessing, such as hearthstone, flying dust or desulfurization slag etc.
In another embodiment, cement inorganic material can be high-temperature ash Bo Suolan jointing compound, cement bond agent or aforesaid combination.High-temperature ash Bo Suolan jointing compound is such as being flying dust, blast furnace stone flour etc., and high-temperature ash Bo Suolan jointing compound mixes ratio with the weight of cement bond agent and is about between 0 to 10.In this embodiment, the weight of the xylon in cement inorganic material and the paper slag sludge is mixed ratio and is about between 5 to 25.
Then, in step 106, above-mentioned the second mixture directly is filled in the feed containers of Squeezinggranulator, carries out extruder grain and process, form a plurality of lightweight heat-proof pellets, its particle size range is between approximately between the 1mm to 50mm.
Then, in step 108, these lightweight heat-proof pellets are carried out the solidification treatment of normal temperature and/or high temperature.Ambient cure can be left standstill under 10 to 40 ℃ room temperature and be carried out, and hot setting can carry out under the steam of 40 to 90 ℃ or 40 to 150 ℃ or bake out temperature.In addition, can also carry out high pressure steam and solidify, it is cured for the vapor temperature with 100 to 200 ℃ in autoclave.
In an embodiment of the present invention, because paper slag sludge is the waste material that is rich in water, and along with originating and storing its water ratio of situation very big-difference is arranged, therefore, in above-mentioned each manufacturing process step, can puddle according to proportioning, the slurry workability of the schedule of operation such as extruder grain, curing, appropriateness is adjusted its water addition.
Because organic xylon belongs to the Porous organism, its formed lightweight heat-proof pellet can have open hole, and so that the water-intake rate of pellet is higher.Therefore, according to one embodiment of present invention, in step S110, the aforementioned lightweight heat-proof pellet of making is carried out the resin immersion treatment, impel the Porous of organic xylon effectively to seal, with the water-intake rate of reduction pellet, and can control on demand the water-intake rate of pellet between 5-50wt%.
The resin immersion treatment is that the aforementioned lightweight heat-proof pellet of making is soaked with resin, and via 60 to 90 ℃ baking, described immersion and baking processing step can repeat for several times, so that the hole on pellet surface effectively seals again.In one embodiment, employed resin can be the waterproof resin paint vehicle, such as Synolac, Resins, epoxy, chlorinated rubber, acrylic resin, urethane resin, acryl resin etc.Because the service performance difference of various cold coating products is very large, so the resin immersion treatment step of pellet needs the service performance adjustment according to coating.
Composite granule via the resulting paper slag sludge of aforesaid method and cement inorganic material has the performances such as lightweight, thermal insulation and low water absorption, and for meeting the green building productions of environmental protection demand.
Below enumerate manufacture and the material behavior thereof of the pellet of various embodiments of the present invention, and compare with the material behavior of traditional aggregate of comparative example.
Embodiment 1
(water ratio is 75 % by weight approximately to get the paper slag sludge that 2 kilograms of paper plants produce, the butt xylon accounts for cubic capacity rate approximately 76%), add 2 kilograms of 1N sodium hydroxide solutions, being stirred to paper slag sludge all is immersed in the alkali lye, after infiltration overnight, insert in the high torsion mixer of anchor formula, puddle dispersion after 1 hour with high torsion, determine that paper slag fiber fully dissociates, and exists without the paper solid impurity particle.
Then; add 1 kg of water glass solution; its proportion is 1.53; continue again to disperse to puddle 1 hour with high torsion, then add 3 kilograms of flying dusts (coal-fired firepower electrical plant output, proportion are 0.92); disperse to puddle 1 hour with high torsion; after forming uniform slurry, directly slurry is filled in the Squeezinggranulator, forms the approximately composite granule of 5-10mm of particle diameter.Then pellet is put into the hot setting overnight that baking oven carries out 90 ℃, obtained the composite granule of embodiment 1.
Through the physical property detected result, volume density and the water-intake rate of the composite granule of embodiment 1 are as shown in table 1.
Then, composite granule and flying dust and cement collocation with embodiment 1, wherein composite granule is 70% volumetric ratio, flying dust and weight of cement ratio are 1: 1, make concrete heat insulation sample (30*30*3cm) and compressive sample according to the method for CNS13295 and CNS7333, its physical property detected result such as table 2 are listed.
Embodiment 2
(water ratio is 75 % by weight approximately to get the paper slag sludge that 2 kilograms of paper plants produce, the butt xylon accounts for cubic capacity rate approximately 76%), add 3 kilograms of water glass solutions that concentration is 1wt%, stir first and carry out again infiltration overnight, then disperse to puddle 1 hour with the high torsion mixer of anchor formula, determine that paper slag fiber fully dissociates, and exists without the paper solid impurity particle.
Then, add 0.5 kilogram of cement and 1 kilogram of flying dust (coal-fired firepower electrical plant output, proportion are 0.92); disperse to puddle 1 hour with high torsion; after forming uniform slurry, directly slurry is filled in the Squeezinggranulator, forms the approximately composite granule of 5-10mm of particle diameter.Then pellet normal temperature is left standstill and solidified for 1 week, put into again the hot setting overnight that baking oven carries out 90 ℃, obtain the composite granule of embodiment 2.
Through the physical property detected result, volume density and the water-intake rate of the composite granule of embodiment 2 are as shown in table 1.
Then, the composite granule of embodiment 2 is made heat insulation sample and compressive sample in the mode identical with embodiment 1, its physical property detected result such as table 2 are listed.
Embodiment 3
Get the composite granule of 1 kilogram of embodiment 1, pellet is inserted in the acrylic resin with dimethylbenzene dilution 1 times (weight ratio), soak after 10 minutes, be filtered dry and insert the baking processing 1 hour that baking oven carries out approximately 90 ℃.Repeat aforementioned resin and soak and baking processing step 3 time, obtain the composite granule through the resin immersion treatment of embodiment 3.
Through the physical property detected result, volume density and the water-intake rate of the composite granule of embodiment 3 are as shown in table 1.
Then, the composite granule of embodiment 3 is made heat insulation sample and compressive sample in the mode identical with embodiment 1, its physical property detected result such as table 2 are listed.
Embodiment 4
After the composite granule of embodiment 4 was the composite granule process resin immersion treatment of embodiment 2, its resin immersion treatment mode was identical with embodiment 3.
Through the physical property detected result, volume density and the water-intake rate of the composite granule of embodiment 4 are as shown in table 1.
Then, the composite granule of embodiment 4 is made heat insulation sample and compressive sample in the mode identical with embodiment 1, its physical property detected result such as table 2 are listed.
Comparative example 1 and 2
Comparative example 1 is haydite (source is the continent import product of the existing use of domestic precast wall board industry), and through the physical property detected result, its volume density and water-intake rate are as shown in table 1.Then, the haydite of comparative example 1 is made heat insulation sample and compressive sample in the mode identical with embodiment 1, its physical property detected result such as table 2 are listed.
Comparative example 2 is for using silica sand (source is the river sand of the existing use of domestic construction industry) as aggregate, makes heat insulation sample and compressive sample in the mode identical with embodiment 1, and its physical property detected result such as table 2 are listed.
The physical property of the composite granule of each embodiment of table 1 and the pellet of comparative example relatively
| Volume density (g/cm 3) | Water-intake rate (%) | |
| Embodiment 1 | 0.71 | 36.5 |
| Embodiment 2 | 0.76 | 37.2 |
| Embodiment 3 | 0.70 | 6.3 |
| Embodiment 4 | 0.72 | 5.4 |
| Comparative example 1 | 0.56 | 7.3 |
The physical property of the concrete sample of each embodiment of table 2 and comparative example relatively
| Density (g/cm 3) | Water-intake rate (%) | Thermal conductivity (W/MK) | Ultimate compression strength (kgf/cm 2) | |
| Embodiment 1 | 1.57 | 24.6 | 0.29 | 185.2 |
| Embodiment 2 | 1.45 | 27.3 | 0.22 | 172.5 |
| Embodiment 3 | 1.51 | 15.6 | 0.21 | 151.3 |
| Embodiment 4 | 1.43 | 16.7 | 0.27 | 148.2 |
| Comparative example 1 | 1.14 | 14.2 | 0.24 | 168.5 |
| Comparative example 2 | 2.21 | 19.2 | 2.11 | 243.2 |
By the comparative result of table 1 as can be known, can reduce significantly water-intake rate through the embodiment 3 of resin immersion treatment and 4 composite granule, its reduction amplitude can reach approximately 85%, and its water-intake rate is lower than traditional haydite.
In addition, comparative result by table 2 can be learnt, utilize lightweight and the thermal insulation of the prepared concrete sample of composite granule of various embodiments of the present invention to be better than traditional silica sand aggregate, and its lightweight, thermal insulation and ultimate compression strength are then suitable with the concrete sample that uses haydite, and the composite granule through the resin immersion treatment of the embodiment of the invention then can reduce the water-intake rate of concrete sample effectively.
Although the present invention has disclosed preferred embodiment as above; yet it is not to limit the present invention; any those skilled in the art can do some changes and retouching without departing from the spirit and scope of the present invention, so protection scope of the present invention is defined with claims and is as the criterion.
Claims (30)
1. the manufacture method of a lightweight heat-proof composite granule, it comprises:
A kind of paper slag sludge is provided, and it has a plurality of fibrous masss, and wherein this fibrous mass is to be twined mutually and formed by a plurality of organic xylons;
Provide a kind of alkaline interfacial agents evenly to mix with described paper slag sludge, form the first mixture; Should the alkalescence interfacial agents be (1) liquid caustic and aqueous silicate solution wherein; Or (2) aqueous silicate solution;
Provide a kind of cement inorganic material evenly to mix with described the first mixture, form the second mixture;
Described the second mixture is carried out extruder grain process, form a plurality of lightweight heat-proof composite granules, wherein said organic xylon is scattered in the described cement inorganic material independently of one another; And described lightweight heat-proof composite granule is cured processing.
2. the manufacture method of lightweight heat-proof composite granule according to claim 1, wherein said cement inorganic material is the combination of sial inorganic polymer, high-temperature ash Bo Suolan jointing compound, cement bond agent or high-temperature ash Bo Suolan jointing compound and cement bond agent.
3. the manufacture method of lightweight heat-proof composite granule according to claim 2, wherein said cement inorganic material is the sial inorganic polymer, and this sial inorganic polymer is polymerized by silicate solutions and high-temperature-phase aluminum oxide powder body material.
4. the manufacture method of lightweight heat-proof composite granule according to claim 3, wherein said the first mixture is a kind of slurry, Gu and the slurry of this slurry and described high-temperature-phase aluminum oxide powder body material/mixed weight ratio between 1 to 5.
5. the manufacture method of lightweight heat-proof composite granule according to claim 3, wherein said the first mixture is a kind of slurry, Gu and the slurry of this slurry and described high-temperature-phase aluminum oxide powder body material/mixed weight ratio between 2 to 4.
6. the manufacture method of lightweight heat-proof composite granule according to claim 3, wherein said alkaline interfacial agents is liquid caustic and aqueous silicate solution.
7. the manufacture method of lightweight heat-proof composite granule according to claim 6, wherein said liquid caustic comprises sodium hydroxide or potassium hydroxide aqueous solution, its concentration is between between the 0.1N to 10N, this liquid caustic and described paper slag sludge form a kind of fiber list syneresis body of paper slag sludge, Gu and the liquid of this liquid caustic and described paper slag sludge/mixed weight ratio be between 1 to 10.
8. the manufacture method of lightweight heat-proof composite granule according to claim 6, wherein said liquid caustic comprises sodium hydroxide or potassium hydroxide aqueous solution, its concentration is between between the 1N to 5N, this liquid caustic and described paper slag sludge form a kind of fiber list syneresis body of paper slag sludge, Gu and the liquid of this liquid caustic and described paper slag sludge/mixed weight ratio be between 1 to 3.
9. the manufacture method of lightweight heat-proof composite granule according to claim 6, the mixed weight ratio of the fiber list syneresis body of wherein said aqueous silicate solution and described paper slag sludge is between 1 to 10.
10. the manufacture method of lightweight heat-proof composite granule according to claim 6, wherein said aqueous silicate solution comprises water glass or potassium silicate aqueous solution, its silica/alkali oxygen molar ratio is between 2.4 to 3.6, Gu and its liquid/weight ratio be between 1 to 10.
11. the manufacture method of lightweight heat-proof composite granule according to claim 6, wherein said aqueous silicate solution comprises water glass or potassium silicate aqueous solution, and its silica/alkali oxygen molar ratio is between 2.5 to 3.0, Gu and its liquid/weight ratio be between 2 to 5.
12. the manufacture method of lightweight heat-proof composite granule according to claim 2, wherein said cement inorganic material are the combination of high-temperature ash Bo Suolan jointing compound, cement bond agent or high-temperature ash Bo Suolan jointing compound and cement bond agent.
13. the manufacture method of lightweight heat-proof composite granule according to claim 12, wherein said alkaline interfacial agents is aqueous silicate solution.
14. the manufacture method of lightweight heat-proof composite granule according to claim 13, the mixed weight ratio of wherein said aqueous silicate solution and described paper slag sludge is between 1 to 10.
15. the manufacture method of lightweight heat-proof composite granule according to claim 13, wherein said aqueous silicate solution comprises water glass or potassium silicate aqueous solution, its silica/alkali oxygen molar ratio is between 2.4 to 3.6, Gu and its liquid/weight ratio between 10 to 100.
16. the manufacture method of lightweight heat-proof composite granule according to claim 15, Gu the liquid/weight ratio of wherein said potassium silicate aqueous solution is between 50 to 70.
17. the weight of the described organic xylon in the manufacture method of lightweight heat-proof composite granule according to claim 1, wherein said cement inorganic material and described paper slag sludge is mixed ratio between 5 to 25.
18. the manufacture method of lightweight heat-proof composite granule according to claim 1, the particle size range of wherein said lightweight heat-proof composite granule is between between the 1mm to 50mm.
19. the manufacture method of lightweight heat-proof composite granule according to claim 1, it further comprises described lightweight heat-proof composite granule is carried out a kind of resin immersion treatment, wherein said lightweight heat-proof composite granule has a plurality of open holes, and these open holes are by described resin-sealed.
20. the manufacture method of lightweight heat-proof composite granule according to claim 19, wherein said resin comprises Synolac, Resins, epoxy, chlorinated rubber, acrylic resin, urethane resin or acryl resin.
21. the manufacture method of lightweight heat-proof composite granule according to claim 19, wherein said resin immersion treatment comprise once above resin soaking step and 60 to 90 ℃ baking procedure.
22. a lightweight heat-proof composite granule, it comprises:
A kind of paper slag sludge, it has a plurality of organic xylons; And
A kind of cement inorganic material, it evenly mixes with described paper slag sludge, and wherein said organic xylon is scattered in this cement inorganic material independently of one another; Wherein this lightweight heat-proof composite granule is made by manufacture method claimed in claim 1.
23. lightweight heat-proof composite granule according to claim 22, wherein said paper slag sludge also comprises inorganic clay and moisture, and the water ratio of this paper slag sludge is 30 to 80 % by weight.
24. lightweight heat-proof composite granule according to claim 22, wherein said cement inorganic material are the combinations of sial inorganic polymer, high-temperature ash Bo Suolan jointing compound, cement bond agent or high-temperature ash Bo Suolan jointing compound and cement bond agent.
25. lightweight heat-proof composite granule according to claim 24, wherein said sial inorganic polymer is polymerized by silicate solutions and high-temperature-phase aluminum oxide powder body material.
26. the weight of the organic xylon in the lightweight heat-proof composite granule according to claim 22, wherein said cement inorganic material and described paper slag sludge is mixed ratio between 5 to 25.
27. lightweight heat-proof composite granule according to claim 22, its particle size range is between between the 1mm to 50mm.
28. lightweight heat-proof composite granule according to claim 22, it has a plurality of open holes.
29. lightweight heat-proof composite granule according to claim 28, it further comprises a kind of resin of coating the surface of this lightweight heat-proof composite granule, and this resin-sealed described open hole.
30. lightweight heat-proof composite granule according to claim 29, wherein said resin comprises Synolac, Resins, epoxy, chlorinated rubber, acrylic resin, urethane resin or acryl resin.
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Citations (4)
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