CN113620597A - Borosilicate 3.3 high-performance monolithic fireproof thin glass and preparation method thereof - Google Patents

Borosilicate 3.3 high-performance monolithic fireproof thin glass and preparation method thereof Download PDF

Info

Publication number
CN113620597A
CN113620597A CN202111060870.4A CN202111060870A CN113620597A CN 113620597 A CN113620597 A CN 113620597A CN 202111060870 A CN202111060870 A CN 202111060870A CN 113620597 A CN113620597 A CN 113620597A
Authority
CN
China
Prior art keywords
glass
borosilicate
layer
weight
base
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
CN202111060870.4A
Other languages
Chinese (zh)
Inventor
张壮丽
秦丽艳
杨振渤
刘君
蔡金跃
王春龙
赵海
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.)
Qinhuangdao Honghua Special Glass Co ltd
Original Assignee
Qinhuangdao Honghua Special Glass 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 Qinhuangdao Honghua Special Glass Co ltd filed Critical Qinhuangdao Honghua Special Glass Co ltd
Priority to CN202111060870.4A priority Critical patent/CN113620597A/en
Publication of CN113620597A publication Critical patent/CN113620597A/en
Pending legal-status Critical Current

Links

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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
    • 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
    • C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
    • C03C27/06—Joining glass to glass by processes other than fusing
    • C03C27/10—Joining glass to glass by processes other than fusing with the aid of adhesive specially adapted for that purpose

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Glass Compositions (AREA)

Abstract

The invention discloses borosilicate 3.3 high-performance monolithic fireproof thin glass and a preparation method thereof. The expansion coefficient of the borosilicate glass is about one third of that of the common soda-lime glass, the surface stress is improved, the problem that the borosilicate glass is easy to crack when meeting fire is solved, and the fire resistance time limit of the glass is improved. The softening point of the borosilicate glass is 100 ℃ higher than that of common soda-lime glass, and the problem of uneven heating of the borosilicate glass is solved. The weight of the borosilicate fireproof glass is 8 percent lower than that of the soda-lime-silica fireproof glass, and when the fireproof glass with the same fire-resistant time limit is selected, for example, 10000 sq m and 6mm fireproof glass of a single building project, the weight of the soda-lime-silica fireproof glass is about 150 tons, and the weight of the borosilicate 3mm fireproof glass is about 70 tons.

Description

Borosilicate 3.3 high-performance monolithic fireproof thin glass and preparation method thereof
Technical Field
The invention relates to the technical field of chemical industry, in particular to borosilicate 3.3 high-performance monolithic fireproof thin glass and a preparation method thereof.
Background
The fireproof glass mainly plays a role in controlling the spread of fire or isolating smoke during fire prevention, and is a measure type fireproof material, and the fireproof effect of the fireproof glass is evaluated by the fireproof performance. It is a special glass which is processed and treated by a special process and can keep the integrity of the glass in a specified fire resistance test.
The high borosilicate 3.3 series glass is a plate glass variety with special properties, has the characteristics of low expansion coefficient, high softening point and strong cold and heat impact resistance, has the advantages of natural fire resistance and low possibility of explosion when used as fire-proof glass, has the advantages of light weight (the density is about 8 percent lighter than that of common soda-lime glass), fire resistance time limit is more than 90 minutes, and has no spontaneous explosion risk and the like.
The ordinary physical toughening means can only half-toughen the borosilicate 3.3 glass, which is difficult to improve the surface stress of the glass, the ordinary toughening equipment can only heat to 700 ℃ at the temperature of 680-.
Therefore, the prior art has yet to be improved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides borosilicate 3.3 high-performance single-sheet fireproof thin glass and a preparation method thereof.
In order to solve the technical problem, the invention is solved by the following technical scheme: a borosilicate 3.3 high-performance monolithic fireproof thin glass comprises the following raw materials in percentage by weight: 72-75% by weight of SiO26-12% by weight of Al2O38-12% by weight of B2O32-8% by weight of Na2O, 0-3% by weight of K2O, 0-3 wt% CaO, 0-3 wt% BaO, 0-2 wt% ZrO20-1% by weight of CeO2、0-1 wt.% of Al2O32-3% by weight of Fe2O3And 0-1% by weight of M2O；
Wherein, calculated according to the formula (1) and the formula (2), the weight percentage of X is more than 80 percent, and the weight percentage of Y is 0 to 0.4;
X＝wSiO2+wAl2O3formula (1);
Y＝(wNa2O+wK2O)/(wAl2O3+wB2O3) Formula (2);
wherein, wSiO2Represents SiO2Mass fraction in the neutral borosilicate glass composition; w is aAl2O3Represents Al2O3Mass fraction in the neutral borosilicate glass composition; w is aNa2ORepresents Na2A mass fraction of O in the neutral borosilicate glass composition; w is aK2ORepresents K2A mass fraction of O in the neutral borosilicate glass composition; w is aB2O3Is represented by B2O3Mass fraction in the neutral borosilicate glass composition;
the borosilicate 3.3 high-performance monolithic fireproof thin glass comprises a base glass layer borosilicate 3.3 glass A, a base glass layer borosilicate 3.3 glass B and an expansion layer, wherein the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B are prepared from the raw materials in percentage by weight, the expansion layer is a layer of hydrated alkali silicate, the water content of the hydrated alkali silicate is 30-48 wt%, and SiO is2/M2An alkali silicate, wherein the silica is at least partly introduced as an aqueous suspension of silica particles having an average particle size of more than 50nm, with an O molar ratio of between 3 and 8.
Preferably, the intumescent layer comprises silica particles having an average particle size of less than 150nm and preferably less than 130 nm.
Preferably, an adhesive is respectively arranged between the base glass layer borosilicate 3.3 glass A, the base glass layer borosilicate 3.3 glass B and the expansion layer, and the adhesive is silane or silane with amino acid type functional groups.
Preferably, the proportion of silica in the intumescent layer is between 50% and 60% by weight, the water content of the intumescent layer being between 35% and 43% (by weight).
In order to solve the technical problem, the invention is solved by the following technical scheme: a preparation process of borosilicate 3.3 high-performance monolithic fireproof thin glass is characterized by comprising the following steps:
firstly, preparing a base glass layer borosilicate 3.3 glass A and a base glass layer borosilicate 3.3 glass B according to a ratio;
secondly, mixing the expansion layer and the adhesive to form a mixed liquid substrate, putting the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B into a container, pouring the mixed liquid substrate into the container, casting between the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B, and curing between the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B to form a semi-finished product;
thirdly, fine processing is carried out on the semi-finished product.
Preferably, the second step may be performed by applying a mixture including an expansion layer and an adhesive to the base glass layer borosilicate 3.3 glass a and the base glass layer borosilicate 3.3 glass B, and then bonding the base glass layer borosilicate 3.3 glass a and the base glass layer borosilicate 3.3 glass B.
Preferably, the fine processing comprises a fillet treatment, the radius of the fillet is 3mm, and the conveying speed of the rounded edge grinding machine is 3 meters per minute.
Preferably, the expanded layer comprises silica particles having an average particle diameter of less than 150nm, preferably less than 130nm, the proportion of silica in the expanded layer being from 50% to 60% by weight, the water content of the expanded layer being from 35% to 43% by weight.
Preferably, an adhesive is respectively arranged between the base glass layer borosilicate 3.3 glass A, the base glass layer borosilicate 3.3 glass B and the expansion layer, and the adhesive is silane or silane with amino acid type functional groups.
Has the advantages that: the expansion coefficient of the borosilicate glass is about one third of that of the common soda-lime glass, the surface stress is improved, the problem that the borosilicate glass is easy to crack when meeting fire is solved, and the fire resistance time limit of the glass is improved. The softening point of the borosilicate glass is 100 ℃ higher than that of common soda-lime glass, and the problem of uneven heating of the borosilicate glass is solved. The weight of the borosilicate fireproof glass is 8 percent lower than that of the soda-lime-silica fireproof glass, and when the fireproof glass with the same fire-resistant time limit is selected, for example, 10000 sq m and 6mm fireproof glass of a single building project, the weight of the soda-lime-silica fireproof glass is about 150 tons, and the weight of the borosilicate 3mm fireproof glass is about 70 tons.
Type of glass Thickness of Time limit of fire resistance Unit weight (Rice)
Borosilicate 3.3 single-piece fireproof glass 3mm 90 minutes 6.69kg
Ordinary soda-lime-silica monolithic fireproof glass 6mm 30-60 minutes 15kg
Ordinary sodium-calcium-silicon composite fireproof glass 7mm 30-60 minutes 18kg
Detailed Description
The present invention will be described in further detail with reference to examples, which are illustrative of the present invention and are not to be construed as being limited thereto.
In order to solve the technical problem, the invention is solved by the following technical scheme:
a borosilicate 3.3 high-performance monolithic fireproof thin glass comprises the following raw materials in percentage by weight: 72-75% by weight of SiO26-12% by weight of Al2O38-12% by weight of B2O32-8% by weight of Na2O, 0-3% by weight of K2O, 0-3 wt% CaO, 0-3 wt% BaO, 0-2 wt% ZrO20-1% by weight of CeO2、0-1 wt.% of Al2O32-3% by weight of Fe2O3And 0-1% by weight of M2O；
Wherein, calculated according to the formula (1) and the formula (2), the weight percentage of X is more than 80 percent, and the weight percentage of Y is 0 to 0.4;
X＝wSiO2+wAl2O3formula (1);
Y＝(wNa2O+wK2O)/(wAl2O3+wB2O3) Formula (2);
wherein, wSiO2Represents SiO2Mass fraction in the neutral borosilicate glass composition; w is aAl2O3Represents Al2O3Mass fraction in the neutral borosilicate glass composition; w is aNa2ORepresents Na2A mass fraction of O in the neutral borosilicate glass composition; w is aK2ORepresents K2A mass fraction of O in the neutral borosilicate glass composition; w is aB2O3Is represented by B2O3Mass fraction in the neutral borosilicate glass composition;
the borosilicate 3.3 high-performance monolithic fireproof thin glass comprises a base glass layer borosilicate 3.3 glass A, a base glass layer borosilicate 3.3 glass B and an expansion layer, wherein the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B are prepared from the raw materials in percentage by weight, the expansion layer is a layer of hydrated alkali silicate, the water content of the hydrated alkali silicate is 30-48 wt%, and SiO is2/M2An alkali silicate with an O molar ratio of between 3 and 8, wherein the silica is present at least partly as silica particles having an average particle diameter of more than 50nmThe aqueous suspension is introduced.
Preferably, the intumescent layer comprises silica particles having an average particle size of less than 150nm and preferably less than 130 nm.
Preferably, an adhesive is respectively arranged between the base glass layer borosilicate 3.3 glass A, the base glass layer borosilicate 3.3 glass B and the expansion layer, and the adhesive is silane or silane with amino acid type functional groups.
Preferably, the proportion of silica in the intumescent layer is between 50% and 60% by weight, the water content of the intumescent layer being between 35% and 43% (by weight).
In order to solve the technical problem, the invention is solved by the following technical scheme: a preparation process of borosilicate 3.3 high-performance monolithic fireproof thin glass comprises the following steps:
firstly, preparing a base glass layer borosilicate 3.3 glass A and a base glass layer borosilicate 3.3 glass B according to a ratio;
secondly, mixing the expansion layer and the adhesive to form a mixed liquid substrate, putting the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B into a container, pouring the mixed liquid substrate into the container, casting between the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B, and curing between the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B to form a semi-finished product;
thirdly, fine processing is carried out on the semi-finished product.
Preferably, the second step may be performed by applying a mixture including an expansion layer and an adhesive to the base glass layer borosilicate 3.3 glass a and the base glass layer borosilicate 3.3 glass B, and then bonding the base glass layer borosilicate 3.3 glass a and the base glass layer borosilicate 3.3 glass B.
Preferably, the fine processing comprises a fillet treatment, the radius of the fillet is 3mm, and the conveying speed of the rounded edge grinding machine is 3 meters per minute.
Preferably, the expanded layer comprises silica particles having an average particle diameter of less than 150nm, preferably less than 130nm, the proportion of silica in the expanded layer being from 50% to 60% by weight, the water content of the expanded layer being from 35% to 43% by weight.
Preferably, an adhesive is respectively arranged between the base glass layer borosilicate 3.3 glass A, the base glass layer borosilicate 3.3 glass B and the expansion layer, and the adhesive is silane or silane with amino acid type functional groups.
The first embodiment is as follows:
a preparation process of borosilicate 3.3 high-performance monolithic fireproof thin glass comprises the following steps:
firstly, preparing a base glass layer borosilicate 3.3 glass A and a base glass layer borosilicate 3.3 glass B according to the proportion, wherein the proportion comprises the following raw materials in percentage by weight: 72% by weight of SiO26% by weight of Al2O38% by weight of B2O32% by weight of Na2O, 3% by weight of K2O, 3 wt% CaO, 3 wt% BaO, 2 wt% ZrO21% by weight of CeO2、1% by weight of Al2O32% by weight of Fe2O3And 1% by weight of M2O；
Wherein, calculated according to the formula (1) and the formula (2), the weight percentage of X is more than 80 percent, and the weight percentage of Y is 0 to 0.4;
X＝wSiO2+wAl2O3formula (1);
Y＝(wNa2O+wK2O)/(wAl2O3+wB2O3) Formula (2);
wherein, wSiO2Represents SiO2Mass fraction in the neutral borosilicate glass composition; w is aAl2O3Represents Al2O3Mass fraction in the neutral borosilicate glass composition; w is aNa2ORepresents Na2A mass fraction of O in the neutral borosilicate glass composition; w is aK2ORepresents K2A mass fraction of O in the neutral borosilicate glass composition; w is aB2O3Is represented by B2O3Mass fraction in the neutral borosilicate glass composition;
second, the hybrid intumescent layer is formed with a binderThe mixed liquid substrate is placed into a container, the mixed liquid substrate is poured into the container, casting is carried out between the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B, and curing is carried out between the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B to form a semi-finished product; the expansion layer is a layer of hydrated alkali silicate with a water content of between 30 wt% and SiO2/M2An alkali silicate, wherein the silica is at least partly introduced as an aqueous suspension of silica particles having an average particle diameter of more than 50nm, with an O molar ratio of between 3. The expansion layer comprises silica particles having an average particle size of 130 nm. The proportion of silica in the intumescent layer is 50% by weight and the moisture content of the intumescent layer is 35% (by weight).
And thirdly, finely processing the semi-finished product, wherein the finely processing comprises fillet processing, the radius of each fillet is 3 millimeters, and the conveying speed of the edge grinding machine with the filleted corners is 3 meters per minute.
And adhesives are respectively arranged among the borosilicate 3.3 glass A of the basic glass layer, the borosilicate 3.3 glass B of the basic glass layer and the expansion layer, and the adhesives are silane or silane with amino acid type functional groups.
Example two:
a preparation process of borosilicate 3.3 high-performance monolithic fireproof thin glass comprises the following steps:
firstly, preparing a base glass layer borosilicate 3.3 glass A and a base glass layer borosilicate 3.3 glass B according to the proportion, wherein the proportion comprises the following raw materials in percentage by weight: 75% by weight of SiO212% by weight of Al2O312% by weight of B2O36% by weight of Na2O, 3% by weight of K2O, 3 wt% CaO, 3 wt% BaO, 1 wt% ZrO21% by weight of CeO2、0.5 wt.% of Al2O33% by weight of Fe2O3And 1% by weight of M2O；
Wherein, calculated according to the formula (1) and the formula (2), the weight percentage of X is more than 80 percent, and the weight percentage of Y is 0 to 0.4;
X＝wSiO2+wAl2O3formula (1);
Y＝(wNa2O+wK2O)/(wAl2O3+wB2O3) Formula (2);
wherein, wSiO2Represents SiO2Mass fraction in the neutral borosilicate glass composition; w is aAl2O3Represents Al2O3Mass fraction in the neutral borosilicate glass composition; w is aNa2ORepresents Na2A mass fraction of O in the neutral borosilicate glass composition; w is aK2ORepresents K2A mass fraction of O in the neutral borosilicate glass composition; w is aB2O3Is represented by B2O3Mass fraction in the neutral borosilicate glass composition; (ii) a
Secondly, applying a mixed solution to a base glass layer borosilicate 3.3 glass A and a base glass layer borosilicate 3.3 glass B, and then attaching the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B, wherein the mixed solution comprises an expansion layer and an adhesive to form a semi-finished product; the expansion layer is a layer of hydrated alkali silicate with a water content of 48 wt% and SiO2/M2An alkali silicate, wherein the silica is at least partly introduced as an aqueous suspension of silica particles having an average particle size of more than 50nm, with an O molar ratio of between 8. The intumescent layer comprises silica particles having an average particle size of 150 nm. The proportion of silica in the intumescent layer was 60% by weight and the moisture content of the intumescent layer was 43% by weight.
And thirdly, finely processing the semi-finished product, wherein the finely processing comprises fillet processing, the radius of each fillet is 3 millimeters, and the conveying speed of the edge grinding machine with the filleted corners is 3 meters per minute. And adhesives are respectively arranged among the borosilicate 3.3 glass A of the basic glass layer, the borosilicate 3.3 glass B of the basic glass layer and the expansion layer, and the adhesives are silane or silane with amino acid type functional groups.
Example three:
a preparation process of borosilicate 3.3 high-performance monolithic fireproof thin glass comprises the following steps:
firstly, preparing a base glass layer borosilicate 3.3 glass A and a base glass layer borosilicate 3.3 glass B according to the proportion, wherein the proportion comprises the following raw materials in percentage by weight: 74% by weight of SiO210% by weight of Al2O310% by weight of B2O34% by weight of Na2O, 2% by weight of K2O, 2 wt% CaO, 2 wt% BaO, 1 wt% ZrO20.5% by weight of CeO2、0.5 wt.% of Al2O32.5% by weight of Fe2O3And 0.5% by weight of M2O；
Wherein, calculated according to the formula (1) and the formula (2), the weight percentage of X is more than 80 percent, and the weight percentage of Y is 0 to 0.4;
X＝wSiO2+wAl2O3formula (1);
Y＝(wNa2O+wK2O)/(wAl2O3+wB2O3) Formula (2);
wherein, wSiO2Represents SiO2Mass fraction in the neutral borosilicate glass composition; w is aAl2O3Represents Al2O3Mass fraction in the neutral borosilicate glass composition; w is aNa2ORepresents Na2A mass fraction of O in the neutral borosilicate glass composition; w is aK2ORepresents K2A mass fraction of O in the neutral borosilicate glass composition; w is aB2O3Is represented by B2O3Mass fraction in the neutral borosilicate glass composition; (ii) a
Secondly, mixing the expansion layer and the adhesive to form a mixed liquid substrate, putting the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B into a container, pouring the mixed liquid substrate into the container, casting between the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B, and curing between the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B to form a semi-finished product; the expansion layer is a layer of hydrated alkali silicate with a water content of between 40 wt% and SiO2/M2O molar ratio of 5, a basic siliconAn acid salt wherein the silica is at least partially introduced as an aqueous suspension of silica particles having an average particle size of greater than 50 nm. The expanding layer comprises silica particles having an average particle size of 140 mm. The proportion of silica in the expanded layer was 55% by weight, and the water content of the expanded layer was 40% (by weight).
And thirdly, finely processing the semi-finished product, wherein the finely processing comprises fillet processing, the radius of each fillet is 3 millimeters, and the conveying speed of the edge grinding machine with the filleted corners is 3 meters per minute.
And adhesives are respectively arranged among the borosilicate 3.3 glass A of the basic glass layer, the borosilicate 3.3 glass B of the basic glass layer and the expansion layer, and the adhesives are silane or silane with amino acid type functional groups.
In addition, it should be noted that the specific embodiments described in the present specification may differ in the shape of the components, the names of the components, and the like. All equivalent or simple changes of the structure, the characteristics and the principle of the invention which are described in the patent conception of the invention are included in the protection scope of the patent of the invention. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims (9)

1. A borosilicate 3.3 high-performance monolithic fireproof thin glass is characterized by comprising the following raw materials in percentage by weight: 72-75% by weight of SiO26-12% by weight of Al2O38-12% by weight of B2O32-8% by weight of Na2O, 0-3% by weight of K2O, 0-3 wt% CaO, 0-3 wt% BaO, 0-2 wt% ZrO20-1% by weight of CeO2、0-1 wt.% of Al2O32-3% by weight of Fe2O3And 0-1% by weight of M2O；
Wherein, calculated according to the formula (1) and the formula (2), the weight percentage of X is more than 80 percent, and the weight percentage of Y is 0 to 0.4;
X＝wSiO2+wAl2O3formula (1);
Y＝(wNa2O+wK2O)/(wAl2O3+wB2O3) Formula (2);
wherein, wSiO2Represents SiO2Mass fraction in the neutral borosilicate glass composition; w is aAl2O3Represents Al2O3Mass fraction in the neutral borosilicate glass composition; w is aNa2ORepresents Na2A mass fraction of O in the neutral borosilicate glass composition; w is aK2ORepresents K2A mass fraction of O in the neutral borosilicate glass composition; w is aB2O3Is represented by B2O3Mass fraction in the neutral borosilicate glass composition;
the borosilicate 3.3 high-performance monolithic fireproof thin glass comprises a base glass layer borosilicate 3.3 glass A, a base glass layer borosilicate 3.3 glass B and an expansion layer, wherein the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B are prepared from the raw materials in percentage by weight, the expansion layer is a layer of hydrated alkali silicate, the water content of the hydrated alkali silicate is 30-48 wt%, and SiO is2/M2An alkali silicate, wherein the silica is at least partly introduced as an aqueous suspension of silica particles having an average particle size of more than 50nm, with an O molar ratio of between 3 and 8.
2. A borosilicate 3.3 high performance monolithic fire resistant thin glass according to claim 1, wherein said intumescent layer comprises silica particles having an average particle size of less than 150nm, preferably less than 130 nm.
3. The borosilicate 3.3 high performance monolithic fire-resistant thin glass according to claim 1, wherein an adhesive is disposed between the borosilicate 3.3A base glass layer, the borosilicate 3.3B base glass layer and the expansion layer, and the adhesive is silane or silane having amino acid type functional group.
4. The borosilicate 3.3 high-performance monolithic fire-resistant thin glass according to claim 1, wherein the proportion of silica in the expansion layer is 50-60 wt.%, and the water content of the expansion layer is 35-43 wt.%.
5. A preparation process of borosilicate 3.3 high-performance monolithic fireproof thin glass is characterized by comprising the following steps:
firstly, preparing a base glass layer borosilicate 3.3 glass A and a base glass layer borosilicate 3.3 glass B according to a ratio;
secondly, mixing the expansion layer and the adhesive to form a mixed liquid substrate, putting the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B into a container, pouring the mixed liquid substrate into the container, casting between the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B, and curing between the base glass layer borosilicate 3.3 glass A and the base glass layer borosilicate 3.3 glass B to form a semi-finished product;
thirdly, fine processing is carried out on the semi-finished product.
6. The process for preparing a borosilicate 3.3 high-performance monolithic fire-resistant thin glass according to claim 5, wherein the second step is carried out by applying a mixture comprising an expansion layer and an adhesive to the borosilicate 3.3 glass A and the borosilicate 3.3 glass B of the base glass layer and then bonding the borosilicate 3.3 glass A and the borosilicate 3.3 glass B of the base glass layer.
7. The process for preparing a 3.3 high-performance thin borosilicate glass sheet according to claim 5, wherein said fine processing comprises a fillet treatment, the radius of said fillet is 3mm, and the conveying speed of said rounded edge grinder is 3 m/min.
8. Process for the production of a borosilicate 3.3 high-performance monolithic fire-resistant thin glass according to claim 5, characterized in that the expansion layer comprises silica particles with an average particle size of less than 150nm, preferably less than 130nm, the proportion of silica in the expansion layer being 50-60% by weight, the water content of the expansion layer being 35-43% by weight.
9. The process for preparing a borosilicate 3.3 high performance monolithic fire-resistant thin glass according to claim 5, wherein an adhesive is disposed between the borosilicate 3.3A base glass layer, the borosilicate 3.3B base glass layer and the intumescent layer, and the adhesive is a silane or a silane having an amino acid type functional group.
CN202111060870.4A 2021-09-10 2021-09-10 Borosilicate 3.3 high-performance monolithic fireproof thin glass and preparation method thereof Pending CN113620597A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111060870.4A CN113620597A (en) 2021-09-10 2021-09-10 Borosilicate 3.3 high-performance monolithic fireproof thin glass and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111060870.4A CN113620597A (en) 2021-09-10 2021-09-10 Borosilicate 3.3 high-performance monolithic fireproof thin glass and preparation method thereof

Publications (1)

Publication Number Publication Date
CN113620597A true CN113620597A (en) 2021-11-09

Family

ID=78389713

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111060870.4A Pending CN113620597A (en) 2021-09-10 2021-09-10 Borosilicate 3.3 high-performance monolithic fireproof thin glass and preparation method thereof

Country Status (1)

Country Link
CN (1) CN113620597A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102173580A (en) * 2011-02-24 2011-09-07 北京工业大学 High-alkali magnesium aluminum silicate glass applicable to chemical tempering
CN102351413A (en) * 2011-07-13 2012-02-15 苏州维艾普新材料有限公司 Manufacturing method of grade A fireproof and flame retardant energy saving ultrafine glass wool
CN102603205A (en) * 2012-03-19 2012-07-25 山东力诺新材料有限公司 Forming process of anti-reflecting coating for hood glass tube of solar heat collector tube
CN103153606A (en) * 2010-09-03 2013-06-12 旭硝子欧洲玻璃公司 Fireproof glazing
CN105295741A (en) * 2015-11-18 2016-02-03 中国建筑材料科学研究总院 Fire-proof glue of fire-proof glass, preparation method thereof and composite fire-proof glass
CN106587604A (en) * 2016-12-27 2017-04-26 河北省沙河玻璃技术研究院 Heat-resistant borosilicate flat glass and preparation method thereof
CN108455842A (en) * 2018-02-10 2018-08-28 山东东方伟民新热力科技有限公司 A kind of production method of borosilicate glass, glass tube and glass tube

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103153606A (en) * 2010-09-03 2013-06-12 旭硝子欧洲玻璃公司 Fireproof glazing
CN102173580A (en) * 2011-02-24 2011-09-07 北京工业大学 High-alkali magnesium aluminum silicate glass applicable to chemical tempering
CN102351413A (en) * 2011-07-13 2012-02-15 苏州维艾普新材料有限公司 Manufacturing method of grade A fireproof and flame retardant energy saving ultrafine glass wool
CN102603205A (en) * 2012-03-19 2012-07-25 山东力诺新材料有限公司 Forming process of anti-reflecting coating for hood glass tube of solar heat collector tube
CN105295741A (en) * 2015-11-18 2016-02-03 中国建筑材料科学研究总院 Fire-proof glue of fire-proof glass, preparation method thereof and composite fire-proof glass
CN106587604A (en) * 2016-12-27 2017-04-26 河北省沙河玻璃技术研究院 Heat-resistant borosilicate flat glass and preparation method thereof
CN108455842A (en) * 2018-02-10 2018-08-28 山东东方伟民新热力科技有限公司 A kind of production method of borosilicate glass, glass tube and glass tube

Similar Documents

Publication Publication Date Title
US3673049A (en) Glass laminated bodies comprising a tensilely stressed core and a compressively stressed surface layer fused thereto
CA2627366C (en) Glass compositions
US4536452A (en) Spontaneously-formed machinable glass-ceramics
US3498773A (en) Method of strengthening glass by ion exchange
US3900329A (en) Glass compositions
US3637453A (en) Glass-ceramic articles having an integral compressive stress surface layer
US3661601A (en) Opal glass compositions
JPH05502432A (en) glass fiber composition
US3490885A (en) Manufacture of chemically-strengthened glass articles
CZ2002998A3 (en) Pane of glass and tempering process thereof
JPH0120250B2 (en)
WO2016090819A1 (en) Pink aluminosilicate glass
JPH03265542A (en) Novel glass bulb having low degree of alkali leaching and glass frit composition therefor
US2882173A (en) Glass composition
JPH10507993A (en) Glass composition and fiber using the same
CA2382474A1 (en) Improvements in or relating to tempered glazings, and glass for use therein
CN108545944B (en) Preparation method of anti-skid floor tile and anti-skid floor tile
CN108842991B (en) Anti-slip brick and preparation method thereof
CN113620597A (en) Borosilicate 3.3 high-performance monolithic fireproof thin glass and preparation method thereof
CN108545946B (en) Anti-slip brick and preparation method thereof
US3615322A (en) Chemical strengthening of glass articles produced with flame treatment
US3405002A (en) Crystalline glazed ceramic containing lead titanate crystals and method
JP2001064028A (en) Tempered glass base plate for flat panel display
US3473937A (en) Method of strengthening na2o-al2o3-sio2 glass-ceramics with leaded glazes and product
US3488216A (en) Method for glazing

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination