CN107200479A - A kind of alkaline-resisting thermally resistant fiber glass and preparation method thereof - Google Patents
A kind of alkaline-resisting thermally resistant fiber glass and preparation method thereof Download PDFInfo
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- CN107200479A CN107200479A CN201710594254.4A CN201710594254A CN107200479A CN 107200479 A CN107200479 A CN 107200479A CN 201710594254 A CN201710594254 A CN 201710594254A CN 107200479 A CN107200479 A CN 107200479A
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- alkaline
- resistant fiber
- thermally resistant
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- 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
- C03C13/00—Fibre or filament compositions
- C03C13/001—Alkali-resistant fibres
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
The present invention provides a kind of alkaline-resisting thermally resistant fiber glass, it is characterised in that include the component of following mass fraction：SiO2：48 65 parts；Al2O3：22 30 parts；CaO：23 35 parts；CaF2：3.5 6 parts；CaWO4：2.5 6.8 parts；TiO2：0.5 3.5 parts；MgO：0.2 1.7 parts；FeCr2O4：1 5.5 parts.The alkaline-resisting thermally resistant fiber glass flat appearance, color is uniform, and high mechanical strength, preparation technology is simple, there is preferable alkaline resistance properties using glass fibre made from the said firm, the fields such as manufacture precision instrument heat shield, ablator and heat-insulating material are can be widely applied to.
Description
Technical field
The present invention relates to new material technology field, and in particular to a kind of alkaline-resisting thermally resistant fiber glass and preparation method thereof.
Background technology
Glass fibre has extensive purposes in fields such as traffic, industry, building, environment, with glass fibre field
Expand day by day, for the current mechanical property of alkali-free glass fibre, it far can not meet light-duty military weapon, Ministry of Aviation
The requirement of part, specific use automobile component and field of wind power generation.According to the market demand, it is necessary to seek to be adapted to higher
Intensity, corrosion resistance and the light glass fibre of heat-resisting quantity good quality.
The content of the invention
To solve above-mentioned problem, it is an object of the invention to provide a kind of alkaline-resisting thermally resistant fiber glass.It is described resistance to
Alkali thermally resistant fiber glass flat appearance, color is uniform, high mechanical strength, and preparation technology is simple, using glass made from the said firm
Fiber has preferable alkaline resistance properties, can be widely applied to manufacture precision instrument heat shield, ablator and adiabatic heat-insulation material
The fields such as material.
To reach above-mentioned purpose, the technical scheme is that：
A kind of alkaline-resisting thermally resistant fiber glass, includes the component of following mass fraction：SiO2：48-65 parts；Al2O3：22-30
Part；CaO：23-35 parts；CaF2：3.5-6 part；CaWO4：2.5-6.8 part；TiO2：0.5-3.5 parts；MgO：0.2-1.7 parts；
FeCr2O4：1-5.5 part.
Further, the component of following mass fraction is included：SiO2：55-65 parts；Al2O3：26-30 parts；CaO：23-30
Part；CaF2：4.5-5 part；CaWO4：4.5-6.8 part；TiO2：1.5-2.5 part；MgO：0.2-0.9 parts；FeCr2O4：3-5.5 part.
Further, the component of following mass fraction is included：SiO2：56 parts；Al2O3：28 parts；CaO：28 parts；CaF2：4.7
Part；CaWO4：5.9 part；TiO2：2.1 part；MgO：0.6 part；FeCr2O4：4.2 part.
A kind of preparation method of alkaline-resisting thermally resistant fiber glass, comprises the following steps：
(1) in proportion by raw material SiO2、Al2O3、CaO、CaF2、CaWO4、TiO2, MgO and FeCr2O4It is added in melting furnaces,
It is well mixed；
(2) carrying out heating to melting furnaces causes temperature to rise；
(3) wire drawing is carried out to the liquid of molten condition using wire drawing machine；
(4) glass fibre of pull-out is crossed into water cooling shaping, be then immersed in alkali lye；
(5) glass fibre is rinsed at least twice, be immersed in again in clear water using clear water, and it is auxiliary with heat-exchanger pump
Help, water temperature is 25 DEG C~40 DEG C；
(6) batch heat is carried out to fiber in closed high temperature enameling furnace, temperature control is bakeed at 35~400 DEG C
Time is 66~72h；
(7) surface passes through impregnation, mud jacking, drying to finished product high strength glass fiber.
Further, heating-up temperature is set as that 900~1000 DEG C are first heated 2.5~3.5h in the step (2), then will
Temperature continues to be increased to heat 7~10h in the range of 1400~1600 DEG C.
Further, the speed of wire drawing machine is set as 4~5.5m/min in the step (3).
Further, the alkali lye in the step (4) is the NaOH aqueous solution that pH is 8.5~10.2.
The beneficial effects of the present invention are：
This glass fiber formula parent glass system is silicon, aluminium, calcium system, on this basis, to the oxide group of system
It is designed into according to the requirement of high intensity.CaF in the present invention2The meltdown property of batch can be improved, glass viscosity is reduced, changes
Kind glass devitrification, increases glass machinery intensity；CaWO4To belong to tetragonal crystal system, with excellent pressure-resistant, heat-resistant stability.This
A kind of described alkaline-resisting thermally resistant fiber glass flat appearance of invention, color is uniform, and high mechanical strength, preparation technology is simple, uses
Glass fibre made from the said firm has preferable alkaline resistance properties, can be widely applied to manufacture precision instrument heat shield, ablation
The field such as material and heat-insulating material.
Embodiment
Below by specific embodiment, the present invention is described further, but embodiment is not intended to limit the protection of the present invention
Scope.
Embodiment one：
A kind of alkaline-resisting thermally resistant fiber glass, includes the component of following mass fraction：SiO2：48 parts；Al2O3：25 parts；CaO：
23 parts；CaF2：5 parts；CaWO4：2.5 part；TiO2：2 parts；MgO：1.7 part；FeCr2O4：5.5 part.
Embodiment two：
A kind of alkaline-resisting thermally resistant fiber glass, includes the component of following mass fraction：SiO2：51 parts；Al2O3：30 parts；CaO：
29 parts；CaF2：3.5 part；CaWO4：5 parts；TiO2：0.5 part；MgO：1 part；FeCr2O4：3.8 part.
Embodiment three：
A kind of alkaline-resisting thermally resistant fiber glass, includes the component of following mass fraction：SiO2：56 parts；Al2O3：28 parts；CaO：
28 parts；CaF2：4.7 part；CaWO4：5.9 part；TiO2：2.1 part；MgO：0.6 part；FeCr2O4：4.2 part.
Example IV：
A kind of alkaline-resisting thermally resistant fiber glass, includes the component of following mass fraction：SiO2：60 parts；Al2O3：22 parts；CaO：
35 parts；CaF2：4.5 part；CaWO4：6.8 part；TiO2：1.5 part；MgO：1.5 part；FeCr2O4：1 part.
Embodiment five：
A kind of alkaline-resisting thermally resistant fiber glass, includes the component of following mass fraction：SiO2：65 parts；Al2O3：25 parts；CaO：
31 parts；CaF2：6 parts；CaWO4：4.5 part；TiO2：3.5 part；MgO：0.2 part；FeCr2O4：3 parts.
A kind of preparation method of alkaline-resisting thermally resistant fiber glass, comprises the following steps：
(1) in proportion by raw material SiO2、Al2O3、CaO、CaF2、CaWO4、TiO2, MgO and FeCr2O4It is added in melting furnaces,
It is well mixed；
(2) to melting furnaces carry out heating cause temperature rise, heating-up temperature be set as 900~1000 DEG C first heating 2.5~
3.5h, then temperature being continued to be increased to, 7~10h is heated in the range of 1400~1600 DEG C；
(3) wire drawing is carried out to the liquid of molten condition using wire drawing machine, the speed of wire drawing machine is set as 4~5.5m/min；
(4) glass fibre of pull-out is crossed into water cooling shaping, is then immersed in alkali lye, the alkali lye be pH be 8.5~
The 10.2 NaOH aqueous solution；
(5) glass fibre is rinsed at least twice, be immersed in again in clear water using clear water, and it is auxiliary with heat-exchanger pump
Help, water temperature is 25 DEG C~40 DEG C；
(6) batch heat is carried out to fiber in closed high temperature enameling furnace, temperature control is bakeed at 35~400 DEG C
Time is 66~72h；
(8) surface passes through impregnation, mud jacking, drying to finished product high strength glass fiber.
Performance test is carried out to the glass fibre of embodiment 1~5,1 is the results are shown in Table.
Table 1
Alkali-resistant glass fibre alkaline resistance properties is tested in the embodiment of the present invention, because fibre weight is too small, fine using alkali-proof glass
Dimension composition is prepared as alkali-proof glass, and then using two methods of powder method and block method test, method is as follows：
Powder method：By particle diameter in the NaOH solution that 0.2~0.3mm glass powder is immersed in that percentage by weight is 5%,
At 80 DEG C be incubated 168 hours, centre once rocked every 24 hours, cleaned after taking-up with distilled water one time, then with steaming
Distilled water isolates residual powder after being cleaned by ultrasonic 20-30 minutes, is dried 24 hours at 110 DEG C, calculates its weight-loss ratio (after immersion
Mass loss amount and mass ratio before immersion, unit is " % "), each sample carries out three Duplicate Samples simultaneously, averages.
Block method：Glass sample is cut into the regular square that size is about 10mm × 5mm × 5mm using diamond custting machine
Shape block, accurately measures and records its length, width and height size, is immersed in afterwards in the NaOH solution that percentage by weight is 5%,
168 hours are incubated at 80 DEG C.Cleaned after taking-up with distilled water one time, then with distilled water be cleaned by ultrasonic 20-30 minutes after at 110 DEG C
Lower drying 24 hours, calculating its dissolution rate, (unit interval, the weight-loss ratio of per surface area glass blocks, unit are [g/ (cm2*
Min)]), each sample carries out three Duplicate Samples simultaneously, averages.
As can be seen from the table, alkaline-resisting thermally resistant fiber glass of the present invention has preferable heat-resisting, alkaline resistance properties, can
It is widely used in the fields such as manufacture precision instrument heat shield, ablator and heat-insulating material.
It should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted.Although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the technology of invention
Scheme is modified or equivalent substitution, and without departing from the scope of technical solution of the present invention, it all should cover the power in the present invention
In sharp claimed range.
Claims (7)
1. a kind of alkaline-resisting thermally resistant fiber glass, it is characterised in that include the component of following mass fraction：SiO2：48-65 parts；
Al2O3：22-30 parts；CaO：23-35 parts；CaF2：3.5-6 part；CaWO4：2.5-6.8 part；TiO2：0.5-3.5 parts；MgO：0.2-
1.7 part；FeCr2O4：1-5.5 part.
2. alkaline-resisting thermally resistant fiber glass according to claim 1, it is characterised in that include the component of following mass fraction：
SiO2：55-65 parts；Al2O3：26-30 parts；CaO：23-30 parts；CaF2：4.5-5 part；CaWO4：4.5-6.8 part；TiO2：1.5-
2.5 part；MgO：0.2-0.9 parts；FeCr2O4：3-5.5 part.
3. alkaline-resisting thermally resistant fiber glass according to claim 1, it is characterised in that include the component of following mass fraction：
SiO2：56 parts；Al2O3：28 parts；CaO：28 parts；CaF2：4.7 part；CaWO4：5.9 part；TiO2：2.1 part；MgO：0.6 part；
FeCr2O4：4.2 part.
4. the preparation method of alkaline-resisting thermally resistant fiber glass as claimed in claim 1, it is characterised in that comprise the following steps：
（1）In proportion by raw material SiO2、Al2O3、CaO、CaF2、CaWO4、TiO2, MgO and FeCr2O4It is added in melting furnaces, mixes
Uniformly；
（2）Carrying out heating to melting furnaces causes temperature to rise；
（3）Wire drawing is carried out to the liquid of molten condition using wire drawing machine；
（4）The glass fibre of pull-out is crossed into water cooling shaping, is then immersed in alkali lye；
（5）Glass fibre is rinsed at least twice, be immersed in again in clear water using clear water, and aided in heat-exchanger pump, water
Temperature is 25 DEG C ~ 40 DEG C；
（6）Batch heat is carried out to fiber in closed high temperature enameling furnace, temperature control bakees the time at 35 ~ 400 DEG C
For 66 ~ 72h；
（7）Surface passes through impregnation, mud jacking, drying to finished product high strength glass fiber.
5. alkaline-resisting thermally resistant fiber glass according to claim 1, it is characterised in that the step（2）Middle heating-up temperature is set
It is set to 900 ~ 1000 DEG C and first heats 2.5 ~ 3.5h, then continues to be increased to by temperature to heat 7 ~ 10h in the range of 1400 ~ 1600 DEG C.
6. alkaline-resisting thermally resistant fiber glass according to claim 1, it is characterised in that the step（3）The speed of middle wire drawing machine
Degree is set as 4 ~ 5.5m/min.
7. alkaline-resisting thermally resistant fiber glass according to claim 1, it is characterised in that the step（4）In alkali lye be pH
For 8.5 ~ 10.2 NaOH aqueous solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710594254.4A CN107200479A (en) | 2017-07-20 | 2017-07-20 | A kind of alkaline-resisting thermally resistant fiber glass and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710594254.4A CN107200479A (en) | 2017-07-20 | 2017-07-20 | A kind of alkaline-resisting thermally resistant fiber glass and preparation method thereof |
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| Publication Number | Publication Date |
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| CN107200479A true CN107200479A (en) | 2017-09-26 |
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| CN201710594254.4A Pending CN107200479A (en) | 2017-07-20 | 2017-07-20 | A kind of alkaline-resisting thermally resistant fiber glass and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567864A (en) * | 2019-08-27 | 2019-12-13 | 巨石集团有限公司 | method for representing corrosion resistance of glass fiber |
| CN110577366A (en) * | 2019-10-31 | 2019-12-17 | 南通市辉鑫玻璃纤维有限公司 | High-performance alkali-resistant glass fiber and preparation method thereof |
| CN112279556A (en) * | 2020-10-20 | 2021-01-29 | 浙江中财管道科技股份有限公司 | High-impact-resistance integral H-tube structural part |
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| CN105060726A (en) * | 2015-07-28 | 2015-11-18 | 安徽丹凤集团桐城玻璃纤维有限公司 | High performance glass fiber |
| CN105800943A (en) * | 2016-03-16 | 2016-07-27 | 济南大学 | Glass fiber composition with red mud and blast furnace slag as raw materials, alkali-resistant glass fiber and preparation method for alkali-resistant glass fiber |
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2017
- 2017-07-20 CN CN201710594254.4A patent/CN107200479A/en active Pending
Patent Citations (3)
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| CN102557461A (en) * | 2012-03-15 | 2012-07-11 | 江苏九鼎新材料股份有限公司 | Special fiber glass for fan blade and production process thereof |
| CN105060726A (en) * | 2015-07-28 | 2015-11-18 | 安徽丹凤集团桐城玻璃纤维有限公司 | High performance glass fiber |
| CN105800943A (en) * | 2016-03-16 | 2016-07-27 | 济南大学 | Glass fiber composition with red mud and blast furnace slag as raw materials, alkali-resistant glass fiber and preparation method for alkali-resistant glass fiber |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567864A (en) * | 2019-08-27 | 2019-12-13 | 巨石集团有限公司 | method for representing corrosion resistance of glass fiber |
| CN110567864B (en) * | 2019-08-27 | 2022-04-01 | 巨石集团有限公司 | Method for representing corrosion resistance of glass fiber |
| CN110577366A (en) * | 2019-10-31 | 2019-12-17 | 南通市辉鑫玻璃纤维有限公司 | High-performance alkali-resistant glass fiber and preparation method thereof |
| CN112279556A (en) * | 2020-10-20 | 2021-01-29 | 浙江中财管道科技股份有限公司 | High-impact-resistance integral H-tube structural part |
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