CN109020236A - A kind of preparation method of white foam glass - Google Patents

A kind of preparation method of white foam glass Download PDF

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Publication number
CN109020236A
CN109020236A CN201710433321.4A CN201710433321A CN109020236A CN 109020236 A CN109020236 A CN 109020236A CN 201710433321 A CN201710433321 A CN 201710433321A CN 109020236 A CN109020236 A CN 109020236A
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CN
China
Prior art keywords
moles
foam glass
glass
mole
preparation
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
CN201710433321.4A
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Chinese (zh)
Inventor
杨卓舒
纪勇
纪轩
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.)
Hebei Zhuoda Building Materials Research Institute Co Ltd
Original Assignee
Hebei Zhuoda Building Materials Research Institute Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hebei Zhuoda Building Materials Research Institute Co Ltd filed Critical Hebei Zhuoda Building Materials Research Institute Co Ltd
Priority to CN201710433321.4A priority Critical patent/CN109020236A/en
Publication of CN109020236A publication Critical patent/CN109020236A/en
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C11/00—Multi-cellular glass ; Porous or hollow glass or glass particles
    • C03C11/007—Foam glass, e.g. obtained by incorporating a blowing agent and heating
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/08—Other methods of shaping glass by foaming
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/04—Opacifiers, e.g. fluorides or phosphates; Pigments
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C4/00—Compositions for glass with special properties
    • C03C4/005—Compositions for glass with special properties for opaline glass

Abstract

A kind of preparation method of white foam glass, the glass include basic component and at least one decoloration component: the basic component includes: the SiO of about 70-76 moles %2；The CaO of about 5-9 moles %；The Al of 18 moles of % to about 22 moles of %2O3；The SnCl of about 1-2 moles %2；At least one decoloration component includes: a) being greater than the NiO of 0 mole of % to about 5 moles of %；And/or b) it is greater than the Se of 0 mole of % to about 4 moles of %；Pass through ball mill mixing, preheating, foaming sintering, cooling and stress relief annealing.Preparation method acquisition foam glass of the invention is light with the high appearance of whiteness, bulk density, low sintering temperature and feature at low cost.

Description

A kind of preparation method of white foam glass
Technical field
The present invention relates to a kind of preparation method of New Building Materials, especially a kind of manufacturing method of white foam glass.
Background technique
More stringent requirements are proposed for New Building Materials and wall thermal insulating system, it is desirable that there should be good thermal insulation property, There are resistance to compression outstanding, tension, anti-aging property again；There should be reliable protective performance, fundamentally block up exhausted fire hazard, again There is the permanent characteristic of water proof anti-seepage, service life；Should be environmentally protective, it is nontoxic again；It should avoid conventional outer wall Heat-insulation system complex procedures can not monitor, the unwarranted problem of quality, and process is simple and direct again, is convenient for construction, and quality is guaranteed. Existing foam heat-insulating board currently on the market is protected by foam made of substrate of high-molecular organic materials such as plastics, rubber Warm plate.
External-wall heat-insulation material usually has claimed below: lower thermal coefficient, preferable thermal stability and hydrophobicity, Stronger gas permeability leads to the generation of wall internal condensation phenomenon when effectively can prevent vapor from migrating；With higher Freeze-thawing resistant ability, weatherability, ageing-resistant performance；There is stronger adaptability for base's deformation, can be at first In distortional stress is transmitted and is discharged, protection surface layer the phenomenon that will not falling off, cracking；Fire resisting with higher etc. Grade occurs that a large amount of poison gas will not be given out when open fire, when a fire, can effectively prevent the sprawling of the intensity of a fire.
Currently, polystyrene foam insulation board fire resistance is poor, it is also easy to cause fire, in addition intensity is lower, is easy damage It is bad.Moreover, unsightly, generally require to finish fireprotection layer when the wall thermal insulating fire proofing material of the prior art is used in external wall surface of storied building, Decoration of exterior wall is done again, keeps cost of a building higher.The present invention is directed to unsightly with problem at high cost, proposes a kind of white foam glass The preparation method of glass plate.
Summary of the invention
The present invention provides a kind of preparation method of white foam glass heat-insulating material, raw material use sillico aluminate glass Powder mixes auxiliary additive appropriate and carries out decolorization, through mixing, preheating, foaming, cooling, move back using lime stone as foaming agent Fire forms.Purpose is to make full use of the effect of the expansion of lime stone and decolorising agent, in the white foamed glass of acquisition Meanwhile the color of the appearance of high whiteness can either be obtained, it also can reduce density, improve thermal and insulating performance, and then improve material Expect quality, while reducing cost.
Technical scheme is as follows:
A kind of white foam glass, which is characterized in that the glass includes basic component and at least one decoloration component: should Basic component includes: the SiO of about 70-76 moles %2；The CaO of about 5-9 moles %；The Al of 18 moles of % to about 22 moles of %2O3； The SnCl of about 1-2 moles %2；At least one decoloration component includes: a) being greater than the NiO of 0 mole of % to about 5 moles of %；And/or B) it is greater than the Se of 0 mole of % to about 4 moles of %.
The white foam glass obtains as follows:
1) premix is prepared: by 100 parts of the sillico aluminate glass powder, 10-15 parts of calcium carbonate, cream that granularity is 500 mesh or more Turbid dose 2-5 parts, 1-4 parts of decolorising agent mixing, are added suitable water, ratio of grinding media to material 50:1, revolving speed 100-300rpm, ball milling 30min, institute Stating part is parts by weight；
2) mixture is put into foaming furnace and is sintered by following technique: from room temperature with the heating rate of 10 DEG C~15 DEG C/min 400 DEG C are warming up to, 60 minutes progress the pre-heat treatments are kept the temperature, rises to 800 DEG C~950 DEG C with 15 DEG C~20 DEG C/min, heat preservation 30~ 300 DEG C are cooled to 15 DEG C~20 DEG C/min after sixty minutes, heat preservation naturally cooled to room temperature after 30 minutes；
3) foaming, molding material are cut by required area and thickness；Foam glass is then put into annealing 5 DEG C in furnace~heating rate of 10 DEG C/min is warming up to 150-200 DEG C of heat preservation 1-3h and carries out stress relief annealing.
Preferably, the basic component of white foam glass includes: the SiO of about 70-75 moles %2；About 6-8 moles %'s CaO；The Al of 18 moles of % to about 22 moles of %2O3；The SnCl of about 1-2 moles %2；At least one decoloration component includes: a) big In the NiO of 0 mole of % to about 5 moles of %；And/or b) it is greater than the Se of 0 mole of % to about 4 moles of %.
Preferably, the basic component of white foam glass includes: the SiO of about 72-73 moles %2；About 6-7 moles %'s CaO；The Al of 20 moles of % to about 21 moles of %2O3；The SnCl of about 1-2 moles %2；At least one decoloration component includes: a) big In the NiO of 0 mole of % to about 5 moles of %；And/or b) it is greater than the Se of 0 mole of % to about 4 moles of %.
Preferably, the basic component of white foam glass includes: the SiO of about 72-73 moles %2；About 6-7 moles %'s CaO；The Al of 20 moles of % to about 21 moles of %2O3；The SnCl of about 1-2 moles %2；At least one decoloration component includes: a) big In the NiO of 0 mole of % to about 2 moles of %；And/or b) it is greater than the Se of 0 mole of % to about 2 moles of %.
The invention has the following advantages:
Opacifiers and decolorising agent is added by cooperation in preparation method of the invention, can obtain the higher foam glass of whiteness Glass；Low-density is obtained by the content and low sintering temperature that control foaming agent, foam glass of the invention can arbitrarily be cut, Carry out stress relief annealing after cutting, proof strength and manufacture craft is simple, low in raw material price is suitble to large-scale production.
Specific embodiment
Embodiment 1
A kind of white foam glass, the glass include basic component and at least one decoloration component: the basic component packet Contain: the SiO of 74 moles of %2；The CaO of 5 moles of %；The Al of 18 moles of %2O3；The SnCl of 1 mole of %2；At least one decoloration group Subpackage contains: the NiO of 2 moles of %.
The white foam glass obtains as follows:
1) it prepares premix: being 100 parts of sillico aluminate glass powder, 10 parts of calcium carbonate, opacifiers more than 500 mesh by granularity SnCl22 parts, 2 parts of decolorising agent NiO mixing, are added suitable water, ratio of grinding media to material 50:1, revolving speed 100-300rpm, ball milling 30min, Described part is parts by weight；
2) mixture is put into foaming furnace and is sintered by following technique: is warming up to from room temperature with the heating rate of 10 DEG C/min 400 DEG C, 60 minutes progress the pre-heat treatments are kept the temperature, rise to 800 DEG C with 15 DEG C/min, heat preservation is cooled to after 30 minutes with 15 DEG C/min 300 DEG C, heat preservation naturally cooled to room temperature after 30 minutes；
3) foaming, molding material are cut by required area and thickness；Foam glass is then put into annealing The heating rate of 10 DEG C/min is warming up to 200 DEG C of heat preservation 3h and carries out stress relief annealing in furnace.
Embodiment 2
A kind of white foam glass, the glass include basic component and at least one decoloration component: the basic component packet Contain: the SiO of 70 moles of %2；The CaO of 6 moles of %；The Al of 20 moles of %2O3；The SnCl of 2 moles of %2；At least one decoloration group Subpackage contains: the NiO of 1 mole of %, the Se of 1 mole of %.
The white foam glass obtains as follows:
1) it prepares premix: being 100 parts of sillico aluminate glass powder, 8 parts of calcium carbonate, opacifiers more than 500 mesh by granularity SnCl24 parts, 2 parts of decolorising agent (NiO and Se) mixing, are added suitable water, ratio of grinding media to material 70:1, revolving speed 100-300rpm, ball milling 30min, described part are parts by weight；
2) mixture is put into foaming furnace and is sintered by following technique: is warming up to from room temperature with the heating rate of 15 DEG C/min 400 DEG C, 60 minutes progress the pre-heat treatments are kept the temperature, rise to 950 DEG C with 20 DEG C/min, heat preservation is cooled to after 30 minutes with 20 DEG C/min 300 DEG C, heat preservation naturally cooled to room temperature after 30 minutes；
3) foaming, molding material are cut by required area and thickness；Foam glass is then put into annealing The heating rate of 5 DEG C/min is warming up to 150 DEG C of heat preservation 1h and carries out stress relief annealing in furnace.
Comparative example 1
A kind of foam glass, the glass basic component includes: the SiO of 76 moles of %2；The CaO of 4 moles of %；20 rub The Al of your %2O3。
The foam glass obtains as follows:
1) it prepares premix: 100 parts of sillico aluminate glass powder, 10 parts of foaming agent, addition that granularity is 500 mesh or more is fitted The water of amount, ratio of grinding media to material 50:1, revolving speed 100-300rpm, ball milling 30min, described part is parts by weight；
2) mixture is put into foaming furnace and is sintered by following technique: is warming up to from room temperature with the heating rate of 10 DEG C/min 400 DEG C, 60 minutes progress the pre-heat treatments are kept the temperature, rise to 800 DEG C with 15 DEG C/min, heat preservation is cooled to after 30 minutes with 15 DEG C/min 300 DEG C, heat preservation naturally cooled to room temperature after 30 minutes；
3) foaming, molding material are cut by required area and thickness；Foam glass is then put into annealing The heating rate of 10 DEG C/min is warming up to 200 DEG C of heat preservation 3h and carries out stress relief annealing in furnace.
Comparative example 2
A kind of foam glass, the glass basic component includes: the SiO of 75 moles of %2；The CaO of 4 moles of %；20 rub The Al of your %2O3；The SnCl of 1 mole of %2。
The foam glass obtains as follows:
1) it prepares premix: being 100 parts of sillico aluminate glass powder, 6 parts of foaming agents, opacifiers more than 500 mesh by granularity SnCl21 part, suitable water is added, ratio of grinding media to material 50:1, revolving speed 100-300rpm, ball milling 30min, described part is parts by weight；
2) mixture is put into foaming furnace and is sintered by following technique: is warming up to from room temperature with the heating rate of 15 DEG C/min 400 DEG C, 60 minutes progress the pre-heat treatments are kept the temperature, rise to 950 DEG C with 20 DEG C/min, heat preservation is cooled to after 30 minutes with 20 DEG C/min 300 DEG C, heat preservation naturally cooled to room temperature after 30 minutes；
3) foaming, molding material are cut by required area and thickness；Foam glass is then put into annealing The heating rate of 5 DEG C/min is warming up to 150 DEG C of heat preservation 1h and carries out stress relief annealing in furnace.
Following table lists the performance parameter of foam glass of the present invention.
It is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, appoints described in upper The change or replacement what those familiar with the art is expected in the technical scope disclosed by the present invention, should all cover Within protection scope of the present invention.

Claims (1)

1. a kind of preparation method of white foam glass, the glass includes basic component and at least one decoloration component: the base This component includes: the SiO of about 70-76 moles %2；The CaO of about 5-9 moles %；The Al of 18 moles of % to about 22 moles of %2O3；About The SnCl of 1-2 moles of %2；At least one decoloration component includes: a) being greater than the NiO of 0 mole of % to about 5 moles of %；And/or b) The Se of greater than 0 mole % to about 4 moles of %；Be characterized in that: preparation method includes the following steps, 1) prepare premix: and by granularity It is mixed according to the above mentioned proportion, is added suitable for sillico aluminate glass powder, calcium carbonate, opacifiers, decolorising agents more than 500 mesh Water, ratio of grinding media to material 50:1, revolving speed 100-300rpm, ball milling 30min, described part is parts by weight；
2) mixture is put into foaming furnace and is sintered by following technique: heated up from room temperature with the heating rate of 10 DEG C~15 DEG C/min To 400 DEG C, 60 minutes progress the pre-heat treatments are kept the temperature, 800 DEG C~950 DEG C is risen to 15 DEG C~20 DEG C/min, keeps the temperature 30~60 points 300 DEG C are cooled to 15 DEG C~20 DEG C/min after clock, heat preservation naturally cooled to room temperature after 30 minutes；
3) foaming, molding material are cut by required area and thickness；Then foam glass is put into 5 in annealing furnace DEG C~heating rate of 10 DEG C/min is warming up to 150-200 DEG C of heat preservation 1-3h and carries out stress relief annealing.
CN201710433321.4A 2017-06-09 2017-06-09 A kind of preparation method of white foam glass Pending CN109020236A (en)

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Application Number Priority Date Filing Date Title
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8612092D0 (en) * 1985-05-20 1986-06-25 Central Glass Co Ltd Abe Y Glass
JP2003146691A (en) * 2001-11-15 2003-05-21 Asahi Techno Glass Corp Low melting point glass, and production method therefor
CN1483009A (en) * 2001-11-05 2004-03-17 旭硝子株式会社 Glass ceramic composition
CN101182124A (en) * 2007-11-06 2008-05-21 陕西科技大学 Method for producing foamed glass by using copper tailings
CN101602574A (en) * 2009-07-14 2009-12-16 陕西科技大学 A kind of preparation method of high strength multicellular glass
CN103429546A (en) * 2010-12-17 2013-12-04 义获嘉伟瓦登特公司 Production of shaped dental parts composed of porous glass

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8612092D0 (en) * 1985-05-20 1986-06-25 Central Glass Co Ltd Abe Y Glass
CN1483009A (en) * 2001-11-05 2004-03-17 旭硝子株式会社 Glass ceramic composition
JP2003146691A (en) * 2001-11-15 2003-05-21 Asahi Techno Glass Corp Low melting point glass, and production method therefor
CN101182124A (en) * 2007-11-06 2008-05-21 陕西科技大学 Method for producing foamed glass by using copper tailings
CN101602574A (en) * 2009-07-14 2009-12-16 陕西科技大学 A kind of preparation method of high strength multicellular glass
CN103429546A (en) * 2010-12-17 2013-12-04 义获嘉伟瓦登特公司 Production of shaped dental parts composed of porous glass

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
王承遇: "《玻璃性质与工艺手册》", 30 June 2013, 化学工业出版社 *

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