CN109020193A - A method of reducing brown foam glass density - Google Patents

A method of reducing brown foam glass density Download PDF

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Publication number
CN109020193A
CN109020193A CN201710434595.5A CN201710434595A CN109020193A CN 109020193 A CN109020193 A CN 109020193A CN 201710434595 A CN201710434595 A CN 201710434595A CN 109020193 A CN109020193 A CN 109020193A
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CN
China
Prior art keywords
moles
parts
foam glass
mole
heat preservation
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
CN201710434595.5A
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Chinese (zh)
Inventor
杨卓舒
纪勇
纪轩
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Hebei Zhuoda Building Materials Research Institute Co Ltd
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Hebei Zhuoda Building Materials Research Institute Co Ltd
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Priority to CN201710434595.5A priority Critical patent/CN109020193A/en
Publication of CN109020193A publication Critical patent/CN109020193A/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
    • C03C4/00—Compositions for glass with special properties
    • C03C4/02—Compositions for glass with special properties for coloured glass
    • 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
    • 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
    • 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
    • C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
    • C03C3/087—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass

Abstract

A kind of preparation method reducing brown foam glass density, the glass include basic component and at least one colouring 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 Na of about 1-2 moles %2O；At least one colouring component includes: a) being greater than the MnO of 0 mole of % to about 4 moles of %2；And/or b) it is greater than the Cu of 0 mole of % to about 3 moles of %2O；It is preforming by ball mill mixing, preheating, foaming sintering, cooling and stress relief annealing.Additional foaming agent acquisition is added in preparation method of the invention foam glass density when preforming is low, and appearance, bulk density with brown are light, low sintering temperature and feature at low cost.

Description

A method of reducing brown foam glass density
Technical field
The present invention relates to a kind of New Building Materials, especially a kind of preparation method for reducing brown foam glass density.
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 reduction brown bubble The method of foam glass density.
Summary of the invention
The present invention provides a kind of method for reducing brown foam glass heat-insulating density of material, raw material use alumino-silicate Glass powder, using lime stone as foaming agent, alkali metal oxide mixes colorant appropriate and carries out coloring treatment as activator, Through mixing, preforming, preheating, foaming, cooling, anneal.Purpose is to make full use of the expansion of lime stone, and The effect of toner, added expansion agent is added when preforming also can reduce density while obtaining brown foamed glass, protect Thermal and insulating performance is demonstrate,proved, and then reduces quality of materials, while reducing cost.
Technical scheme is as follows:
A method of reducing brown foam glass density, which is characterized in that the glass is comprising basic component and at least A kind of colouring component: the basic component includes: the SiO of about 70-76 moles %2；The CaO of about 5-9 moles %；18 moles of % are to about The Al of 22 moles of %2O3；The Na of about 1-2 moles %2O；At least one colouring component includes: a) being greater than 0 mole of % to about 4 and rubs The MnO of your %2；And/or b) it is greater than the Cu of 0 mole of % to about 3 moles of %2O。
The reduction brown foam glass density obtains as follows:
1) prepare premix: by granularity be 500 mesh more than 100 parts of sillico aluminate glass powder, 10-15 parts of calcium carbonate, Na22-5 parts of O, 1-4 parts of colorant 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) it is calculated with 100 parts of prepared premix, is added phenolic resin 15-25 parts and is uniformly mixed, be placed in mold Precharge forms preform, moulding pressure 1-5MPa；
3) preform is put into foaming furnace and is sintered by following technique: from room temperature with the heating speed of 10 DEG C~15 DEG C/min Degree is warming up to 400 DEG C, keeps the temperature 60 minutes progress the pre-heat treatments, 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；
4) 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, brown foam glass basic component includes: the SiO of about 70-75 moles %2；The CaO of about 6-8 moles %； The Al of 18 moles of % to about 22 moles of %2O3；The Na of about 1-2 moles %2O；At least one colouring component includes: a) being greater than 0 and rubs The MnO of your % to about 4 moles of %2；And/or b) it is greater than the Cu of 0 mole of % to about 3 moles of %2O。
Preferably, the basic component of brown 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 Na of about 1-2 moles %2O；At least one colouring component includes: a) big In the MnO of 0 mole of % to about 4 moles of %2；And/or b) it is greater than the Cu of 0 mole of % to about 3 moles of %2O。
Preferably, the basic component of brown 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 Na of about 1-2 moles %2O；At least one colouring component includes: a) big In the MnO of 0 mole of % to about 2 moles of %2；And/or b) it is greater than the Cu of 0 mole of % to about 2 moles of %2O。
The invention has the following advantages:
Alkali metal oxide and colorant is added by cooperation in preparation method of the invention, can obtain the foam glass of brown Glass；By carrying out preforming, foaming agent is additionally added, optimization additive amount can obtain low-density, and product has low cost, face Color is beautiful, heat preservation and the features such as soundproof effect is excellent, bulk density is light, and aperture and/or closed pore type can be made, drop Low density, has a wide range of application, and has lower sintering temperature.
Foam glass of the invention can arbitrarily be cut, and manufacture craft is simple, low in raw material price, be suitble to extensive Production.
Specific embodiment
Embodiment 1
A method of brown foam glass density being reduced, the glass includes basic component and at least one colour cell Point: the basic component includes: the SiO of 74 moles of %2；The CaO of 5 moles of %；The Al of 18 moles of %2O3；The Na of 1 mole of %2O；It should At least one colouring component includes: the MnO of 2 moles of %2。
The reduction brown foam glass density obtains as follows:
1) it prepares premix: being 100 parts of sillico aluminate glass powder, 10 parts of calcium carbonate, alkali metal more than 500 mesh by granularity Oxide Na2O2 parts, colorant MnO22 parts of mixing, are added suitable water, ratio of grinding media to material 50:1, revolving speed 100-300rpm, ball milling 30min, described part are parts by weight；
2) it is calculated with 100 parts of prepared premix, is added 15 parts of phenolic resin and is uniformly mixed, be placed in pre-add in mold Swaging is at preform, moulding pressure 1MPa；
3) preform is put into foaming furnace and is sintered by following technique: heated up from room temperature with the heating rate of 10 DEG C/min To 400 DEG C, 60 minutes progress the pre-heat treatments are kept the temperature, it is cooling with 15 DEG C/min after rising to 800 DEG C, heat preservation 30 minutes with 15 DEG C/min To 300 DEG C, heat preservation naturally cooled to room temperature after 30 minutes；
4) 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 method of brown foam glass density being reduced, the glass includes basic component and at least one colour cell Point: the basic component includes: the SiO of 70 moles of %2；The CaO of 6 moles of %；The Al of 20 moles of %2O3；The Na of 2 moles of %2O；It should At least one colouring component includes: the MnO of 1 mole of %2, the Cu of 1 mole of %2O。
The reduction brown foam glass density obtains as follows:
1) it prepares premix: being 100 parts of sillico aluminate glass powder, 8 parts of calcium carbonate, alkali metal more than 500 mesh by granularity Oxide Na2O4 parts, colorant (MnO2And Cu2O) 2 parts of mixing, are added suitable water, ratio of grinding media to material 70:1, revolving speed 100- 300rpm, ball milling 30min, described part is parts by weight；
2) it is calculated with 100 parts of prepared premix, is added 25 parts of phenolic resin and is uniformly mixed, be placed in pre-add in mold Swaging is at preform, moulding pressure 5MPa；
3) preform is put into foaming furnace and is sintered by following technique: heated up from room temperature with the heating rate of 15 DEG C/min To 400 DEG C, 60 minutes progress the pre-heat treatments are kept the temperature, it is cooling with 20 DEG C/min after rising to 950 DEG C, heat preservation 30 minutes with 20 DEG C/min To 300 DEG C, heat preservation naturally cooled to room temperature after 30 minutes；
4) 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 preparation method of brown foam glass, the glass include basic component and at least one colouring component: should Basic component includes: the SiO of 74 moles of %2；The CaO of 5 moles of %；The Al of 18 moles of %2O3；The Na of 1 mole of %2O；This is at least A kind of colouring component includes: the MnO of 2 moles of %2。
The brown foam glass obtains as follows:
1) it prepares premix: being 100 parts of sillico aluminate glass powder, 10 parts of calcium carbonate, alkali metal more than 500 mesh by granularity Oxide Na2O2 parts, colorant MnO22 parts of mixing, are added suitable water, ratio of grinding media to material 50:1, 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 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 preparation method of brown foam glass, the glass include basic component and at least one colouring component: should Basic component includes: the SiO of 70 moles of %2；The CaO of 6 moles of %；The Al of 20 moles of %2O3；The Na of 2 moles of %2O；This is at least A kind of colouring component includes: the MnO of 1 mole of %2, the Cu of 1 mole of %2O。
The brown foam glass obtains as follows:
1) it prepares premix: being 100 parts of sillico aluminate glass powder, 8 parts of calcium carbonate, alkali metal more than 500 mesh by granularity Oxide Na2O4 parts, colorant (MnO2And Cu2O) 2 parts of mixing, are added suitable water, ratio of grinding media to material 70:1, 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 method for reducing brown foam glass density, the glass includes basic component and at least one colouring component: The basic component includes: the SiO of about 70-76 moles %2；The CaO of about 5-9 moles %；18 moles of % to about 22 moles of %'s Al2O3；The Na of about 1-2 moles %2O；At least one colouring component includes: a) being greater than the MnO of 0 mole of % to about 4 moles of %2； And/or b) it is greater than the Cu of 0 mole of % to about 3 moles of %2O；It is characterized in that method includes the following steps:
1) it prepares premix: being sillico aluminate glass powder, calcium carbonate, Na more than 500 mesh by granularity2O, colorant is according to above-mentioned Ratio mixing, is 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) it is calculated with 100 parts of prepared premix, is added phenolic resin 15-25 parts and is uniformly mixed, be placed in pre-add in mold Swaging is at preform, moulding pressure 1-5MPa；
3) preform is put into foaming furnace and is sintered by following technique: from room temperature with the heating rate liter of 10 DEG C~15 DEG C/min Temperature keeps the temperature 60 minutes progress the pre-heat treatments to 400 DEG C, rises to 800 DEG C~950 DEG C with 15 DEG C~20 DEG C/min, heat preservation 30~60 300 DEG C are cooled to 15 DEG C~20 DEG C/min after minute, heat preservation naturally cooled to room temperature after 30 minutes；
4) 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.
CN201710434595.5A 2017-06-09 2017-06-09 A method of reducing brown foam glass density Pending CN109020193A (en)

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CN201710434595.5A CN109020193A (en) 2017-06-09 2017-06-09 A method of reducing brown foam glass density

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Application Number Priority Date Filing Date Title
CN201710434595.5A CN109020193A (en) 2017-06-09 2017-06-09 A method of reducing brown foam glass density

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CN109020193A true CN109020193A (en) 2018-12-18

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000013768A1 (en) * 1998-09-09 2000-03-16 California Institute Of Technology Supported glass membrane for gas separation
JP2002226285A (en) * 2000-11-29 2002-08-14 Kyocera Corp Lightweight ceramic member and method for manufacturing the same
CN102101754A (en) * 2010-12-30 2011-06-22 陕西科技大学 Method for preparing boron-containing foam glass
WO2014003490A1 (en) * 2012-06-28 2014-01-03 단국대학교 산학협력단 Method for preparing colored foamed glass, and colored foamed glass prepared by said method
CN106630649A (en) * 2016-12-29 2017-05-10 扬州大学 Method for preparing foam glass with high foaming rate by utilizing lead-free high-barium abandoned lamp tube

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000013768A1 (en) * 1998-09-09 2000-03-16 California Institute Of Technology Supported glass membrane for gas separation
JP2002226285A (en) * 2000-11-29 2002-08-14 Kyocera Corp Lightweight ceramic member and method for manufacturing the same
CN102101754A (en) * 2010-12-30 2011-06-22 陕西科技大学 Method for preparing boron-containing foam glass
WO2014003490A1 (en) * 2012-06-28 2014-01-03 단국대학교 산학협력단 Method for preparing colored foamed glass, and colored foamed glass prepared by said method
CN106630649A (en) * 2016-12-29 2017-05-10 扬州大学 Method for preparing foam glass with high foaming rate by utilizing lead-free high-barium abandoned lamp tube

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
田英良，孙诗兵主编: "《新编玻璃工艺学》", 30 June 2009 *

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