CN102070320A - Lightly calcined dolomite thermal insulation mortar - Google Patents

Lightly calcined dolomite thermal insulation mortar Download PDF

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Publication number
CN102070320A
CN102070320A CN2010105518697A CN201010551869A CN102070320A CN 102070320 A CN102070320 A CN 102070320A CN 2010105518697 A CN2010105518697 A CN 2010105518697A CN 201010551869 A CN201010551869 A CN 201010551869A CN 102070320 A CN102070320 A CN 102070320A
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CN
China
Prior art keywords
parts
thermal insulation
insulation mortar
light dolomite
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2010105518697A
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Chinese (zh)
Inventor
余红发
武金永
李颖
麻海燕
王常清
董金美
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inner Mongolia Xiangxiang New Building Material Development Co ltd
Nanjing University of Aeronautics and Astronautics
Qinghai Institute of Salt Lakes Research of CAS
Original Assignee
Inner Mongolia Xiangxiang New Building Material Development Co ltd
Nanjing University of Aeronautics and Astronautics
Qinghai Institute of Salt Lakes Research of CAS
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Application filed by Inner Mongolia Xiangxiang New Building Material Development Co ltd, Nanjing University of Aeronautics and Astronautics, Qinghai Institute of Salt Lakes Research of CAS filed Critical Inner Mongolia Xiangxiang New Building Material Development Co ltd
Priority to CN2010105518697A priority Critical patent/CN102070320A/en
Publication of CN102070320A publication Critical patent/CN102070320A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/30Compositions 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 magnesium cements or similar cements
    • C04B28/32Magnesium oxychloride cements, e.g. Sorel cement
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/30Water reducers, plasticisers, air-entrainers, flow improvers
    • C04B2103/302Water reducers
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

Abstract

The invention relates to lightly calcined dolomite thermal insulation mortar, which comprises the following components in part by weight: 20 to 60 parts of lightly calcined dolomite, 1 to 60 parts of flyash, 5 to 35 parts of retarding agent, 1 to 40 parts of strengthening and thickening agent, 1 to 20 parts of kieselguhr, 5 to 35 parts of expanded aggregate, 0.5 to 5 parts of polystyrene foam particle, 0.01 to 0.2 part of polypropylene fiber, 0.5 to 8 parts of water resistance additive, and 0.05 to 2 parts of water reducer. The thermal insulation mortar has the advantages of excellent thermal insulation property, good compression strength, freezing resistance and water resistance, good volume stability, low production cost, energy conservation, environmental friendliness and the like. The construction process is simple; and after construction, the lightly calcined dolomite thermal insulation mortar is not hollowed or cracked, and is particularly suitable for a thermal insulation material for building walls.

Description

A kind of light dolomite thermal insulation mortar
Technical field
The present invention relates to a kind of mortar of construction engineering technical field, particularly a kind of light dolomite thermal insulation mortar.
Background technology
At present, country is greatly developing and is advocating environmental protection, energy-saving building structure.Implement building energy conservation and must increase substantially enclosed structure, especially the thermal property of exterior wall.In general, building maintenance structure adopts power-economizing method to mainly contain two kinds: the one, directly select heat-insulating wall structure for use; The 2nd, select for use at wall external layer brushing one deck thermal insulation mortar.Comparatively speaking, adopt wall external layer brushing thermal insulation mortar, construction is simple, and especially for existing building structure, its advantage is more obvious.Therefore, skin adopts and to whitewash thermal insulation mortar and used more and more with the method that guarantees the building energy-saving performance.
Relevant both at home and abroad by retrieval scientific and technical literature finds that thermal insulation mortar mainly is that employing lightweight fine aggregate and sand-cement slurry are formulated, wherein has been subjected to paying attention to widely with the thermal insulation mortar of polystyrene foam particles as fine aggregate.Chinese invention patent application 200610041932.6 discloses a kind of single unit heat-insulating dry mortar and production method thereof, comprising Portland cement, pearlstone, polystyrene, flyash, re-dispersible glue powder, the water-soluble cracking resistance rubber powder of HF-2000, Vltra tears, polypropene staple, lignin fibre etc., but this lagging material ultimate compression strength<0.2MPa, intensity is lower, can't reach the ideal tensile strength standard of external thermal insulation system, and this lagging material construction technology complexity, construction quality is difficult to be protected.Chinese invention patent application 200710019455.8 discloses a kind of adhesive polystyrene granule heat-insulating mortar, adopt cement, flyash, water glass, ether of cellulose, EPS particle light skeletal and water to form, the patented product can form an integral body well with body of wall, but its drying shrinkage is bigger, and the solution of failing to find.Chinese invention patent application 200710130956.3 discloses a kind of anti-cracking waterproof polyphenyl particles thermal insulation slurry, the deficiency of and weather resistance easy to crack at thermal insulation mortar, propose to adopt infrared reflection material, polypropene staple and macromolecule emulsion etc. to carry out modification, the lagging material of preparation has the sticking power height, can craze and transfiguration, feature such as the antiseep ability is strong, but with respect to other thermal insulation mortar materials, its price comparison is expensive, and construction period is long.By to existing thermal insulation mortar material analysis, the gelling material that is adopted substantially all is a cement matrix, behind its setting and harden, have bigger drying shrinkage characteristic, easy to crack, frost resistance is poor, be difficult for that construction, setting and harden are slow and limited with the viscosifying power of base material in the winter time, is subjected to certain restriction in practical engineering application.
Summary of the invention
The objective of the invention is to overcome deficiency of the prior art, a kind of light dolomite thermal insulation mortar that is applicable to construction wall is provided.Thermal insulation mortar of the present invention has that density is low, thermal conductivity is low, do not ftracture, not hollowing, good frost resistance and water tolerance, volume stability is good, heat preservation and soundproof is effective, save the energy, production cost is low, nontoxic pollution-free, be convenient to advantage such as construction.
Purpose of the present invention is implemented by following technical scheme, and a kind of light dolomite thermal insulation mortar comprises the component of following weight part:
20 parts~60 parts in light dolomite powder, 5 parts~35 parts of adjustable solidification agents
5 parts~35 parts in expansion aggregate, 0.5 part~8 parts of anti-water admixtures.
It also includes the raw material of following parts by weight: 1~60 part in flyash.
It also includes the raw material of following parts by weight: strengthen 1~40 part of thickening material.
It also includes the raw material of following parts by weight: 1~20 part in diatomite.
It also includes the raw material of following parts by weight: 0.5~5 part of polystyrene foam particles.
It also includes the raw material of following parts by weight: 0.01~0.2 part of polypropylene fibre.
It also includes the raw material of following parts by weight: 0.05~2 part of water reducer.
Described light dolomite powder is that rhombspar is through the powdered material that contains activated magnesia and lime carbonate after the calcining.
Described flyash is dry discharge fly ash.
Described adjustable solidification agent is a kind of or its mixture in magnesium chloride and the sal epsom.
Described magnesium chloride is a kind of or its mixture in Magnesium Chloride Anhydrous, magnesium chloride dihydrate, four aqueous magnesium chlorides and the magnesium chloride hexahydrate.
Described sal epsom is a kind of or its mixture in anhydrous magnesium sulfate, magnesium sulfate monohydrate, three water magnesium sulfates, five water magnesium sulfates and the magnesium sulfate heptahydrate.
Described enhancing thickening material is a kind of or its mixture in magnesium oxide and the Magnesium Silicate q-agent.
Described diatomite is a kind of or its mixture in original state diatomite in powder and the calcined diatomite powder.
Described expansion aggregate is any one or more than one the mixture in perforate fine perlite particle, closed pore fine perlite particle, the expanded vermiculite granule of perforate, the expanded vermiculite granule of closed pore.
Described polystyrene foam particles is 0.5mm~5.0mm.
Described polypropylene fibre length is 3mm~20mm, and diameter is 10um~50um.
Described anti-water admixture is any one or more than one the mixture in sodium phosphate, potassiumphosphate, ammonium phosphate, calcium phosphate, SODIUM PHOSPHATE, MONOBASIC, potassium primary phosphate, primary ammonium phosphate, monocalcium phosphate, sodium-metaphosphate, ferrous sulfate, gypsum and the silicon ash.
Described water reducer is a kind of or its mixture in wooden calcium sulfonate or the naphthalene series high-efficiency water-reducing agent.
The present invention adopts conventional mortar material preparation method, takes by weighing various starting material according to the above ratio, thorough mixing in mixer, and even back to be mixed forms product, carries out packedly, obtains the light dolomite thermal insulation mortar.
Behind the thermal insulation mortar blunge of the present invention, light dolomite cement slurry and expansion aggregate and polystyrene foam particles form uniform flowable slip, and energy setting and harden, produce stronger cohesive force with base material, in mixture, mix a large amount of flyash, can reduce the cost of thermal insulation mortar and effectively utilize waste on the one hand; Be to improve the functions of use of significantly improving thermal insulation mortar on the other hand.Cracking and hollowing appear after the polypropylene fibre that mixes certain volume content in the thermal insulation mortar mixture can prevent sand finish.
The invention has the advantages that: 1, can rapid coagulation harden, produce stronger viscosifying power with base material; 2, volume stability is good, produces the volume microdilatancy during setting and harden, do not ftracture, not strong, anti-aging, the long service life of hollowing, water tolerance, unit weight is light, volume stability good, thermal and insulating performance is good, thermal conductivity is 0.05~0.30W/mk; 3, adopt a large amount of flyash, realize comprehensive utilization of waste materials, can reduce pollution, reduce cost, and water repelling property is improved greatly environment; 4, increase enhancing thickening material, diatomite, polystyrene foam particles, polypropylene fibre, water reducer, improve intensity greatly, improve workability, better improve thermal and insulating performance, can realize civilized construction; 5, thermal insulation mortar of the present invention is nontoxic, tasteless, "dead", and is harmless, free from environmental pollution, belongs to the environment-friendly type heat insulating energy saving material.
Embodiment
Further set forth light dolomite thermal insulation mortar of the present invention by the following examples, these embodiment are only presented for purposes of illustration, do not limit the scope of the invention.The experimental technique of unreceipted actual conditions in the following example is usually according to normal condition.
Embodiment 1: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
38 parts in light dolomite powder, 27 parts of adjustable solidification agents
25 parts in expansion aggregate, 3 parts of anti-water admixtures.
Wherein, adjustable solidification agent is a Magnesium Chloride Anhydrous, and the expansion aggregate is a perforate fine perlite particle, and to be sodium phosphate, sodium-metaphosphate and monocalcium phosphate form according to 1: 0.5: 1 mixed anti-water admixture.
Embodiment 2: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
45 parts in light dolomite powder, 31 parts of adjustable solidification agents
32 parts in expansion aggregate, 2 parts of anti-water admixtures
34 parts in flyash.
Wherein, to be anhydrous magnesium sulfate, magnesium sulfate monohydrate and three water magnesium sulfates form according to 1: 2: 3 mixed adjustable solidification agent.The expansion aggregate is a closed pore fine perlite particle, and to be sodium phosphate and SODIUM PHOSPHATE, MONOBASIC form according to 1: 0.5 mixed anti-water admixture.
Embodiment 3: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
40 parts in light dolomite powder, 24 parts of adjustable solidification agents
25 parts in expansion aggregate, 1 part of anti-water admixture
Strengthen 27 parts of thickening materials.
Wherein, to be Magnesium Chloride Anhydrous and magnesium chloride dihydrate form according to 0.5: 1 mixed adjustable solidification agent, the expansion aggregate is a perforate fine perlite particle, and to be sodium phosphate, sodium-metaphosphate and monocalcium phosphate form according to 1: 2: 4 mixed anti-water admixture, and the enhancing thickening material is a magnesium oxide.
Embodiment 4: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
20 parts in light dolomite powder, 14 parts of adjustable solidification agents
19 parts in expansion aggregate, 7 parts of anti-water admixtures
18 parts in diatomite.
Wherein, to be Magnesium Chloride Anhydrous and anhydrous magnesium sulfate form according to 1: 4 mixed adjustable solidification agent, the expansion aggregate is the expanded vermiculite granule of perforate, and to be sodium phosphate, sodium-metaphosphate and ferrous sulfate form according to 1: 2: 4 mixed anti-water admixture, and diatomite is the original state diatomite in powder.
Embodiment 5: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
43 parts in light dolomite powder, 35 parts of adjustable solidification agents
24 parts in expansion aggregate, 2 parts of anti-water admixtures
5 parts of polystyrene foam particles.
Wherein, to be Magnesium Chloride Anhydrous, magnesium sulfate monohydrate and anhydrous magnesium sulfate form according to 1: 1: 3 mixed adjustable solidification agent, and the expansion aggregate is the expanded vermiculite granule of closed pore, and to be sodium phosphate and ferrous sulfate form according to 1: 5 mixed anti-water admixture.
Embodiment 6: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
27 parts in light dolomite powder, 17 parts of adjustable solidification agents
12 parts in expansion aggregate, 7 parts of anti-water admixtures
0.05 part of polypropylene fibre.
Wherein, to be Magnesium Chloride Anhydrous and three water magnesium sulfates form according to 1: 0.4 mixed adjustable solidification agent, and the expansion aggregate is a closed pore fine perlite particle, and anti-water admixture is a monocalcium phosphate.
Embodiment 7: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
33 parts in light dolomite powder, 27 parts of adjustable solidification agents
21 parts in expansion aggregate, 1 part of anti-water admixture
0.8 part of water reducer.
Wherein, to be magnesium chloride dihydrate, magnesium sulfate monohydrate and anhydrous magnesium sulfate form according to 1: 0.5: 2 mixed adjustable solidification agent, the expansion aggregate is the expanded vermiculite granule of closed pore, anti-water admixture be monocalcium phosphate, ammonium phosphate, sodium phosphate and ferrous sulfate according to 1: 0.2: 2: 4 mixed forms, and water reducer is a wooden calcium sulfonate.
Embodiment 8: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
20 parts in light dolomite powder, 32 parts of adjustable solidification agents
31 parts in expansion aggregate, 7 parts of anti-water admixtures
52 parts in flyash strengthens 40 parts of thickening materials.
Wherein, to be magnesium chloride dihydrate, magnesium sulfate monohydrate and anhydrous magnesium sulfate form according to 1: 3: 2 mixed adjustable solidification agent, to be the expanded vermiculite granule of closed pore and the expanded vermiculite granule of perforate form according to 1: 3 mixed the expansion aggregate, anti-water admixture be monocalcium phosphate, ammonium phosphate, sodium phosphate and ferrous sulfate according to 1: 3: 2: 5 mixed forms, and strengthens thickening material and is magnesium oxide and Magnesium Silicate q-agent and form according to 1: 2 mixed.
Embodiment 9: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
29 parts in light dolomite powder, 19 parts of adjustable solidification agents
25 parts in expansion aggregate, 3 parts of anti-water admixtures
36 parts in flyash, 13 parts in diatomite.
Wherein, to be magnesium chloride dihydrate, magnesium sulfate monohydrate and anhydrous magnesium sulfate form according to 1: 1: 4 mixed adjustable solidification agent, to be the expanded vermiculite granule of closed pore and the expanded vermiculite granule of perforate form according to 1: 4 mixed the expansion aggregate, anti-water admixture be monocalcium phosphate, ammonium phosphate, sodium phosphate and ferrous sulfate according to 1: 2: 5: 2 mixed forms, and to be original state diatomite in powder and calcined diatomite powder form according to 1: 1 mixed diatomite.
Embodiment 10: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
51 parts in light dolomite powder, 35 parts of adjustable solidification agents
30 parts in expansion aggregate, 5 parts of anti-water admixtures
56 parts in flyash, 2 parts of polystyrene foam particles.
Wherein, to be magnesium chloride dihydrate, magnesium sulfate monohydrate and anhydrous magnesium sulfate form according to 1: 3: 2 mixed adjustable solidification agent, to be the expanded vermiculite granule of closed pore and the expanded vermiculite granule of perforate form according to 1: 2 mixed the expansion aggregate, anti-water admixture be monocalcium phosphate, ammonium phosphate, sodium phosphate and ferrous sulfate according to 1: 2: 6: 1 mixed forms.
Embodiment 11: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
29 parts in light dolomite powder, 20 parts of adjustable solidification agents
26 parts in expansion aggregate, 3 parts of anti-water admixtures
37 parts in flyash, 0.1 part of polypropylene fibre.
Wherein, to be magnesium chloride dihydrate, magnesium sulfate monohydrate and anhydrous magnesium sulfate form according to 1: 0.4: 0.6 mixed adjustable solidification agent, the expansion aggregate is the expanded vermiculite granule of perforate, anti-water admixture be monocalcium phosphate, ammonium phosphate, sodium phosphate and ferrous sulfate according to 1: 0.5: 0.3: 5 mixed forms.
Embodiment 12: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
26 parts in light dolomite powder, 21 parts of adjustable solidification agents
19 parts in expansion aggregate, 4 parts of anti-water admixtures
5 parts in flyash, 0.5 part of water reducer.
Wherein, adjustable solidification agent is a magnesium chloride dihydrate, to be perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 0.5 mixed the expansion aggregate, anti-water admixture be monocalcium phosphate, ammonium phosphate, sodium phosphate and ferrous sulfate according to 1: 1.5: 2: 3 mixed forms, and to be wooden calcium sulfonate and naphthalene series high-efficiency water-reducing agent form according to 1: 0.5 mixed water reducer.
Embodiment 13: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
32 parts in light dolomite powder, 30 parts of adjustable solidification agents
31 parts in expansion aggregate, 7 parts of anti-water admixtures
45 parts in flyash strengthens 37 parts of thickening materials
12 parts in diatomite.
Wherein, adjustable solidification agent is a magnesium chloride dihydrate, to be perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 5 mixed the expansion aggregate, anti-water admixture be monocalcium phosphate, ammonium phosphate, sodium phosphate and ferrous sulfate according to 1: 1: 3: 2 mixed forms, the enhancing thickening material is a magnesium oxide, and diatomite is the calcined diatomite powder.
Embodiment 14: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
26 parts in light dolomite powder, 35 parts of adjustable solidification agents
34 parts in expansion aggregate, 2 parts of anti-water admixtures
39 parts in flyash strengthens 10 parts of thickening materials
5 parts of polystyrene foam particles.
Wherein, adjustable solidification agent is a magnesium chloride dihydrate, to be perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 2 mixed the expansion aggregate, anti-water admixture be monocalcium phosphate, ammonium phosphate, sodium phosphate and ferrous sulfate according to 1: 0.9: 2: 3 mixed forms, and the enhancing thickening material is a Magnesium Silicate q-agent.
Embodiment 15: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
46 parts in light dolomite powder, 31 parts of adjustable solidification agents
28 parts in expansion aggregate, 1 part of anti-water admixture
46 parts in flyash strengthens 31 parts of thickening materials
0.2 part of polypropylene fibre.
Wherein, to be magnesium chloride dihydrate, four aqueous magnesium chlorides and magnesium chloride hexahydrate form according to 1: 1: 4 mixed adjustable solidification agent, to be closed pore fine perlite particle, perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 1: 2 mixed the expansion aggregate, anti-water admixture be monocalcium phosphate, ammonium phosphate, sodium phosphate and ferrous sulfate according to 1: 3: 0.7: 1 mixed forms, and the enhancing thickening material is a Magnesium Silicate q-agent.
Embodiment 16: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
29 parts in light dolomite powder, 27 parts of adjustable solidification agents
23 parts in expansion aggregate, 4 parts of anti-water admixtures
21 parts in flyash strengthens 8 parts of thickening materials
1.4 parts of water reducers.
Wherein, to be magnesium chloride dihydrate, three water magnesium sulfates and magnesium chloride hexahydrate form according to 1: 5: 2 mixed adjustable solidification agent, to be closed pore fine perlite particle, perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 1: 1 mixed the expansion aggregate, anti-water admixture be ferrous sulfate, ammonium phosphate, sodium phosphate and ferrous sulfate according to 1: 3: 4: 1 mixed forms, the enhancing thickening material is a Magnesium Silicate q-agent, and water reducer is a naphthalene series high-efficiency water-reducing agent.
Embodiment 17: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
60 parts in light dolomite powder, 35 parts of adjustable solidification agents
35 parts in expansion aggregate, 3 parts of anti-water admixtures
Strengthen 40 parts of thickening materials, 20 parts in diatomite.
Wherein, to be magnesium chloride dihydrate, three water magnesium sulfates and five water magnesium sulfates form according to 1: 1: 2 mixed adjustable solidification agent, to be closed pore fine perlite particle, the expanded vermiculite granule of closed pore and the expanded vermiculite granule of perforate form according to 1: 2: 1 mixed the expansion aggregate, anti-water admixture be ferrous sulfate, ammonium phosphate, sodium phosphate and ferrous sulfate according to 1: 2: 1: 1 mixed forms, the enhancing thickening material is a Magnesium Silicate q-agent, and diatomite is the original state diatomite in powder.
Embodiment 18: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
39 parts in light dolomite powder, 27 parts of adjustable solidification agents
30 parts in expansion aggregate, 6 parts of anti-water admixtures
Strengthen 23 parts of thickening materials, 4 parts of polystyrene foam particles.
Wherein, adjustable solidification agent is five water magnesium sulfates, to be the expanded vermiculite granule of closed pore and the expanded vermiculite granule of perforate form according to 1: 0.5 mixed the expansion aggregate, and to be ammonium phosphate, gypsum and ferrous sulfate form according to 1: 6: 1 mixed anti-water admixture, and the enhancing thickening material is a Magnesium Silicate q-agent.
Embodiment 19: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
51 parts in light dolomite powder, 34 parts of adjustable solidification agents
33 parts in expansion aggregate, 2 parts of anti-water admixtures
Strengthen 36 parts of thickening materials, 0.9 part of polypropylene fibre.
Wherein, adjustable solidification agent is five water magnesium sulfates, to be the expanded vermiculite granule of closed pore and the expanded vermiculite granule of perforate form according to 1: 4 mixed the expansion aggregate, to be ammonium phosphate, gypsum and ferrous sulfate form according to 1: 4: 0.7 mixed anti-water admixture, strengthens thickening material and be magnesium oxide and Magnesium Silicate q-agent and form according to 1: 0.9 mixed.
Embodiment 20: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
30 parts in light dolomite powder, 29 parts of adjustable solidification agents
27 parts in expansion aggregate, 5 parts of anti-water admixtures
Strengthen 29 parts of thickening materials, 1 part of water reducer.
Wherein, adjustable solidification agent is five water magnesium sulfates, to be the expanded vermiculite granule of closed pore and the expanded vermiculite granule of perforate form according to 1: 0.3 mixed the expansion aggregate, to be ammonium phosphate, gypsum and silicon ash form according to 1: 6: 3 mixed anti-water admixture, strengthen thickening material and be magnesium oxide and Magnesium Silicate q-agent and form according to 1: 4 mixed, water reducer is a wooden calcium sulfonate.
Embodiment 21: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
33 parts in light dolomite powder, 24 parts of adjustable solidification agents
31 parts in expansion aggregate, 3 parts of anti-water admixtures
Strengthen 26 parts of thickening materials, 2 parts of water reducers
17 parts in diatomite.
Wherein, adjustable solidification agent is five water magnesium sulfates, to be the expanded vermiculite granule of closed pore and the expanded vermiculite granule of perforate form according to 1: 0.6 mixed the expansion aggregate, to be ammonium phosphate, gypsum and silicon ash form according to 1: 3: 5 mixed anti-water admixture, strengthening thickening material and be magnesium oxide and Magnesium Silicate q-agent forms according to 1: 4 mixed, water reducer is a wooden calcium sulfonate, and to be original state diatomite in powder and calcined diatomite powder form according to 1: 4 mixed diatomite.
Embodiment 22: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
42 parts in light dolomite powder, 34 parts of adjustable solidification agents
30 parts in expansion aggregate, 2 parts of anti-water admixtures
Strengthen 22 parts of thickening materials, 0.7 part of water reducer
2 parts of polystyrene foam particles.
Wherein, adjustable solidification agent is a magnesium chloride hexahydrate, to be perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 1 mixed the expansion aggregate, to be gypsum and silicon ash form according to 1: 3 mixed anti-water admixture, strengthen thickening material and be magnesium oxide and Magnesium Silicate q-agent and form according to 1: 2 mixed, water reducer is a wooden calcium sulfonate.
Embodiment 23: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
54 parts in light dolomite powder, 34 parts of adjustable solidification agents
32 parts in expansion aggregate, 4 parts of anti-water admixtures
Strengthen 38 parts of thickening materials, 1.3 parts of water reducers
0.15 part of polypropylene fibre.
Wherein, adjustable solidification agent is a magnesium sulfate heptahydrate, to be perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 0.4 mixed the expansion aggregate, to be potassium primary phosphate, gypsum and silicon ash form according to 1: 4: 6 mixed anti-water admixture, strengthen thickening material and be magnesium oxide and Magnesium Silicate q-agent and form according to 1: 0.3 mixed, water reducer is a wooden calcium sulfonate.
Embodiment 24: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
42 parts in light dolomite powder, 29 parts of adjustable solidification agents
25 parts in expansion aggregate, 8 parts of anti-water admixtures
Strengthen 34 parts of thickening materials, 0.8 part of water reducer
0.2 part of polypropylene fibre, 29 parts in flyash.
Wherein, adjustable solidification agent is a magnesium sulfate heptahydrate, to be perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 4 mixed the expansion aggregate, to be potassium primary phosphate, gypsum and silicon ash form according to 1: 6: 2 mixed anti-water admixture, the enhancing thickening material is a magnesium oxide, and water reducer is a naphthalene series high-efficiency water-reducing agent.
Embodiment 25: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
20 parts in light dolomite powder, 5 parts of adjustable solidification agents
15 parts in expansion aggregate, 0.5 part of anti-water admixture
Strengthen 1 part of thickening material, 0.05 part of water reducer
0.01 part of polypropylene fibre, 1 part in diatomite.
Wherein, adjustable solidification agent is a magnesium sulfate heptahydrate, to be perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 0.1 mixed the expansion aggregate, to be potassium primary phosphate, gypsum and silicon ash form according to 1: 1: 3.5 mixed anti-water admixture, the enhancing thickening material is a magnesium oxide, water reducer is a naphthalene series high-efficiency water-reducing agent, and diatomite is the original state diatomite in powder.
Embodiment 26: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
60 parts in light dolomite powder, 35 parts of adjustable solidification agents
35 parts in expansion aggregate, 8 parts of anti-water admixtures
Strengthen 40 parts of thickening materials, 2 parts of water reducers
0.2 part of polypropylene fibre, 5 parts of polystyrene foam particles.
Wherein, adjustable solidification agent is a magnesium sulfate heptahydrate, to be perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 4 mixed the expansion aggregate, to be potassium primary phosphate, gypsum and SODIUM PHOSPHATE, MONOBASIC form according to 1: 2: 0.5 mixed anti-water admixture, the enhancing thickening material is a magnesium oxide, and water reducer is a naphthalene series high-efficiency water-reducing agent.
Embodiment 27: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
27 parts in light dolomite powder, 23 parts of adjustable solidification agents
25 parts in expansion aggregate, 4 parts of anti-water admixtures
Strengthen 26 parts of thickening materials, 1.2 parts of water reducers
0.06 part of polypropylene fibre, 30 parts in flyash
8 parts in diatomite.
Wherein, adjustable solidification agent is a magnesium sulfate heptahydrate, to be perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 3 mixed the expansion aggregate, to be potassium primary phosphate, gypsum and SODIUM PHOSPHATE, MONOBASIC form according to 1: 6: 0.6 mixed anti-water admixture, the enhancing thickening material is a magnesium oxide, water reducer is a naphthalene series high-efficiency water-reducing agent, and to be original state diatomite in powder and calcined diatomite powder form according to 1: 7 mixed diatomite.
Embodiment 28: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
46 parts in light dolomite powder, 29 parts of adjustable solidification agents
29 parts in expansion aggregate, 4.5 parts of anti-water admixtures
Strengthen 21 parts of thickening materials, 1.8 parts of water reducers
0.12 part of polypropylene fibre, 38 parts in flyash
2.5 parts of polystyrene foam particles.
Wherein, to be magnesium sulfate heptahydrate and magnesium chloride hexahydrate form according to 1: 2 mixed adjustable solidification agent, to be perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 6 mixed the expansion aggregate, to be potassium primary phosphate, gypsum and SODIUM PHOSPHATE, MONOBASIC form according to 1: 6: 1 mixed anti-water admixture, the enhancing thickening material is a magnesium oxide, and water reducer is a naphthalene series high-efficiency water-reducing agent.
Embodiment 29: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
55 parts in light dolomite powder, 33 parts of adjustable solidification agents
32 parts in expansion aggregate, 6.5 parts of parts of anti-water admixture
18 parts in diatomite, 1.4 parts of water reducers
0.1 part of polypropylene fibre, 32 parts in flyash
4 parts of polystyrene foam particles.
Wherein, adjustable solidification agent is an anhydrous magnesium sulfate, to be perforate fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 3 mixed the expansion aggregate, to be potassium primary phosphate, sodium-metaphosphate and SODIUM PHOSPHATE, MONOBASIC form according to 1: 1: 2 mixed anti-water admixture, water reducer is a naphthalene series high-efficiency water-reducing agent, and to be original state diatomite in powder and calcined diatomite powder form according to 1: 5 mixed diatomite.
Embodiment 30: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
29 parts in light dolomite powder, 17 parts of adjustable solidification agents
19 parts in expansion aggregate, 0.9 part of anti-water admixture
Strengthen 5 parts of thickening materials, 9 parts in diatomite
0.03 part of polypropylene fibre, 13 parts in flyash
2.5 parts of polystyrene foam particles.
Wherein, to be three water magnesium sulfates and magnesium chloride hexahydrate form according to 1: 7 mixed adjustable solidification agent, the expansion aggregate is a closed pore fine perlite particle, anti-water admixture be potassium primary phosphate, calcium phosphate, potassiumphosphate and SODIUM PHOSPHATE, MONOBASIC according to 1: 0.4: 2: 0.7 mixed forms, the enhancing thickening material is a magnesium oxide, and to be original state diatomite in powder and calcined diatomite powder form according to 1: 9 mixed diatomite.
Embodiment 31: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
47 parts in light dolomite powder, 28 parts of adjustable solidification agents
27 parts in expansion aggregate, 5 parts of anti-water admixtures
Strengthen 21 parts of thickening materials, 1.6 parts of water reducers
16 parts in diatomite, 39 parts in flyash
4 parts of polystyrene foam particles.
Wherein, to be Magnesium Chloride Anhydrous and magnesium chloride hexahydrate form according to 1: 4 mixed adjustable solidification agent, to be closed pore fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 2 mixed the expansion aggregate, to be potassium primary phosphate, gypsum and SODIUM PHOSPHATE, MONOBASIC form according to 1: 2: 0.1 mixed anti-water admixture, the enhancing thickening material is a magnesium oxide, diatomite is the original state diatomite in powder, and water reducer is a naphthalene series high-efficiency water-reducing agent.
Embodiment 32: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
26 parts in light dolomite powder, 9 parts of adjustable solidification agents
22 parts in expansion aggregate, 2 parts of anti-water admixtures
Strengthen 40 parts of thickening materials, 1.3 parts of water reducers
0.014 part of polypropylene fibre, 18 parts in diatomite
5 parts of polystyrene foam particles.
Wherein, adjustable solidification agent is a magnesium chloride hexahydrate, to be closed pore fine perlite particle and the expanded vermiculite granule of perforate form according to 1: 2.5 mixed the expansion aggregate, to be potassium primary phosphate, calcium phosphate and SODIUM PHOSPHATE, MONOBASIC form according to 1: 0.3: 4 mixed anti-water admixture, the enhancing thickening material is a magnesium oxide, diatomite is the original state diatomite in powder, and water reducer is a naphthalene series high-efficiency water-reducing agent.
Embodiment 33: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
35 parts in light dolomite powder, 27 parts of adjustable solidification agents
34 parts in expansion aggregate, 0.9 part of anti-water admixture
Strengthen 23 parts of thickening materials, 1.7 parts of water reducers
0.09 part of polypropylene fibre, 31 parts in flyash
19 parts in diatomite.
Wherein, adjustable solidification agent is a Magnesium Chloride Anhydrous, the expansion aggregate is a closed pore fine perlite particle, anti-water admixture be sodium phosphate, sodium-metaphosphate, SODIUM PHOSPHATE, MONOBASIC and monocalcium phosphate according to 1: 1: 2: 0.4 mixed forms, the enhancing thickening material is a magnesium oxide, diatomite is the original state diatomite in powder, and water reducer is a naphthalene series high-efficiency water-reducing agent.
Embodiment 34: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
38 parts of light dolomites, 12 parts in flyash
14 parts of adjustable solidification agents strengthen 10 parts of thickening materials
5 parts in diatomite, 14 parts in expansion aggregate
1.9 parts of polystyrene foam particles, 0.1 part of polypropylene fibre
4 parts of anti-water admixtures, 1 part of water reducer
Wherein: adjustable solidification agent is a Magnesium Chloride Anhydrous, and the expansion aggregate is the closed pore fine perlite, and the enhancing thickening material is a magnesium oxide, and anti-water admixture is a sodium-metaphosphate, and water reducer is commercially available wooden calcium sulfonate.
Embodiment 35: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
20 parts of light dolomites, 25 parts in flyash
5 parts of adjustable solidification agents strengthen 12 parts of thickening materials
2 parts in diatomite, 35 parts in expansion aggregate
0.5 part of polystyrene foam particles, 0.05 part of polypropylene fibre
0.5 part of anti-water admixture, 0.2 part of water reducer
Wherein: adjustable solidification agent is an anhydrous magnesium sulfate, and the enhancing thickening material is a Magnesium Silicate q-agent, and the expansion aggregate is the perforate fine perlite, and to be SODIUM PHOSPHATE, MONOBASIC and ferrous sulfate form according to 1: 4 mixed anti-water admixture, and water reducer is a naphthalene series high-efficiency water-reducing agent.
Embodiment 36: a kind of light dolomite thermal insulation mortar is made up of the component of following weight part:
34 parts of light dolomites, 10 parts in flyash
24 parts of adjustable solidification agents strengthen 19 parts of thickening materials
1.9 parts in diatomite, 4.8 parts in expansion aggregate
1.9 parts of polystyrene foam particles, 0.2 part of polypropylene fibre
2.9 parts of anti-water admixtures, 1.9 parts of water reducers
Wherein: to be magnesium chloride hexahydrate and anhydrous magnesium sulfate form according to 1: 1 mixed adjustable solidification agent, strengthening thickening material and be magnesium oxide and Magnesium Silicate q-agent forms according to 1: 2 mixed, the expansion aggregate is the expanded vermiculite of closed pore, to be calcium phosphate, gypsum and silicon ash form according to 1: 2: 4 mixed anti-water admixture, and to be wooden calcium sulfonate and naphthalene series high-efficiency water-reducing agent form according to 1: 6 mixed water reducer.
Embodiment 37: take by weighing various starting material among the embodiment 1-36 in proportion, and thorough mixing in mixer, even back to be mixed forms product, carries out packedly, obtains the light dolomite thermal insulation mortar.
The light dolomite thermal insulation mortar that obtains among the embodiment 1-36 adds suitable quantity of water, makes mortar mixture denseness reach 50~80mm, can satisfy service requirements.
Measuring dried apparent density, thermal conductivity, ultimate compression strength, cohesive strength and the coefficient of softening of thermal insulation mortar, test result sees Table 1.Advantages such as test data shows, thermal insulation mortar of the present invention has that density is low, thermal conductivity is low, condense fast, intensity is high, water-tolerant, heat preservation and soundproof are effective.
Table 1 is the every index test result of thermal insulation mortar

Claims (19)

1. a light dolomite thermal insulation mortar is characterized in that, comprises the component of following weight part:
20 parts~60 parts in light dolomite powder, 5 parts~35 parts of adjustable solidification agents
5 parts~35 parts in expansion aggregate, 0.5 part~8 parts of anti-water admixtures.
2. light dolomite thermal insulation mortar according to claim 1 is characterized in that, it also includes the raw material of following parts by weight: 1~60 part in flyash.
3. according to claim 1 or 2 any described light dolomite thermal insulation mortars, it is characterized in that it also includes the raw material of following parts by weight: strengthen 1~40 part of thickening material.
4. according to any described light dolomite thermal insulation mortar of claim 1-3, it is characterized in that it also includes the raw material of following parts by weight: 1~20 part in diatomite.
5. according to any described light dolomite thermal insulation mortar of claim 1-4, it is characterized in that it also includes the raw material of following parts by weight: 0.5~5 part of polystyrene foam particles.
6. according to any described light dolomite thermal insulation mortar of claim 1-5, it is characterized in that it also includes the raw material of following parts by weight: 0.01~0.2 part of polypropylene fibre.
7. according to any described light dolomite thermal insulation mortar of claim 1-6, it is characterized in that it also includes the raw material of following parts by weight: 0.05~2 part of water reducer.
8. light dolomite thermal insulation mortar according to claim 1 is characterized in that, described light dolomite powder is that rhombspar is through the powdered material that contains activated magnesia and lime carbonate after the calcining.
9. light dolomite thermal insulation mortar according to claim 2 is characterized in that, described flyash is dry discharge fly ash.
10. light dolomite thermal insulation mortar according to claim 1 is characterized in that, described adjustable solidification agent is a kind of or its mixture in magnesium chloride and the sal epsom.
11. light dolomite thermal insulation mortar according to claim 10 is characterized in that, described magnesium chloride is a kind of or its mixture in Magnesium Chloride Anhydrous, magnesium chloride dihydrate, four aqueous magnesium chlorides and the magnesium chloride hexahydrate.
12. light dolomite thermal insulation mortar according to claim 10 is characterized in that, described sal epsom is a kind of or its mixture in anhydrous magnesium sulfate, magnesium sulfate monohydrate, three water magnesium sulfates, five water magnesium sulfates and the magnesium sulfate heptahydrate.
13. light dolomite thermal insulation mortar according to claim 3 is characterized in that, described enhancing thickening material is a kind of or its mixture in magnesium oxide and the Magnesium Silicate q-agent.
14. light dolomite thermal insulation mortar according to claim 4 is characterized in that, described diatomite is a kind of or its mixture in original state diatomite in powder and the calcined diatomite powder.
15. light dolomite thermal insulation mortar according to claim 1, it is characterized in that described expansion aggregate is any one or more than one the mixture in perforate fine perlite particle, closed pore fine perlite particle, the expanded vermiculite granule of perforate, the expanded vermiculite granule of closed pore.
16. light dolomite thermal insulation mortar according to claim 5 is characterized in that, described polystyrene foam particles is 0.5mm~5.0mm.
17. light dolomite thermal insulation mortar according to claim 6 is characterized in that, described polypropylene fibre length is 3mm~20mm, and diameter is 10um~50um.
18. light dolomite thermal insulation mortar according to claim 1, it is characterized in that described anti-water admixture is any one or more than one the mixture in sodium phosphate, potassiumphosphate, ammonium phosphate, calcium phosphate, SODIUM PHOSPHATE, MONOBASIC, potassium primary phosphate, primary ammonium phosphate, monocalcium phosphate, sodium-metaphosphate, ferrous sulfate, gypsum and the silicon ash.
19. light dolomite thermal insulation mortar according to claim 7 is characterized in that, described water reducer is a kind of or its mixture in wooden calcium sulfonate or the naphthalene series high-efficiency water-reducing agent.
CN2010105518697A 2010-11-22 2010-11-22 Lightly calcined dolomite thermal insulation mortar Pending CN102070320A (en)

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FR2991315A1 (en) * 2012-06-05 2013-12-06 Saint Gobain Isover HIGH PERFORMANCE THERMAL INSULATION PRODUCTS
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CN104261750A (en) * 2014-08-29 2015-01-07 明光市第二建筑安装有限责任公司 Moldproof wall thermal-insulation material and preparation method thereof
CN104496394A (en) * 2014-11-27 2015-04-08 中国科学院青海盐湖研究所 Exterior wall coating based on magnesium oxychloride cement and preparation method of exterior wall coating
CN104529377A (en) * 2014-12-03 2015-04-22 中国科学院青海盐湖研究所 Water-resistant magnesium oxychloride cement, preparation method and application thereof
CN105060841A (en) * 2015-08-06 2015-11-18 启东市大成金属构件有限公司 Dolomite powder building material
CN105837157A (en) * 2016-03-31 2016-08-10 温岭市淋川金利达输送机械设备厂 Magnesium cement and preparation method thereof
CN105906304A (en) * 2016-04-19 2016-08-31 兰州理工大学 Water-proof type magnesium oxychloride cement concrete and a preparing method thereof
CN106082805A (en) * 2016-06-13 2016-11-09 浙江共创建材科技有限公司 A kind of environment protecting thermal insulating mortar
CN107352872A (en) * 2017-07-31 2017-11-17 长白朝鲜族自治县玉鑫硅藻土有限公司 A kind of diatom sand pearl and the high-strength environment-friendly insulating mortar containing diatom sand pearl
CN110092608A (en) * 2018-01-28 2019-08-06 蒋盼盼 A kind of rare earth heat-insulating material resistant to high temperature and preparation method thereof
CN111747722A (en) * 2020-06-12 2020-10-09 中冶武汉冶金建筑研究院有限公司 Cement-based baking-free high-strength plate modified based on sodium silicate and preparation method thereof
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CN102787698B (en) * 2012-07-24 2015-09-02 张云麟 The preparation method of cast-in-situ insulation roof
CN102787698A (en) * 2012-07-24 2012-11-21 张云麟 Method for producing cast-in-situ insulation roof
CN102875114A (en) * 2012-10-31 2013-01-16 严春健 Inorganic wall heat insulating material and preparation method
CN104177057A (en) * 2013-05-23 2014-12-03 海安县国力化工有限公司 Thermal insulation mortar
CN104261750A (en) * 2014-08-29 2015-01-07 明光市第二建筑安装有限责任公司 Moldproof wall thermal-insulation material and preparation method thereof
CN104496394A (en) * 2014-11-27 2015-04-08 中国科学院青海盐湖研究所 Exterior wall coating based on magnesium oxychloride cement and preparation method of exterior wall coating
CN104529377A (en) * 2014-12-03 2015-04-22 中国科学院青海盐湖研究所 Water-resistant magnesium oxychloride cement, preparation method and application thereof
CN105060841A (en) * 2015-08-06 2015-11-18 启东市大成金属构件有限公司 Dolomite powder building material
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CN105906304A (en) * 2016-04-19 2016-08-31 兰州理工大学 Water-proof type magnesium oxychloride cement concrete and a preparing method thereof
CN106082805A (en) * 2016-06-13 2016-11-09 浙江共创建材科技有限公司 A kind of environment protecting thermal insulating mortar
CN107352872A (en) * 2017-07-31 2017-11-17 长白朝鲜族自治县玉鑫硅藻土有限公司 A kind of diatom sand pearl and the high-strength environment-friendly insulating mortar containing diatom sand pearl
CN110092608A (en) * 2018-01-28 2019-08-06 蒋盼盼 A kind of rare earth heat-insulating material resistant to high temperature and preparation method thereof
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