CN112679098B - Glass fiber production method - Google Patents
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- CN112679098B CN112679098B CN202110270217.4A CN202110270217A CN112679098B CN 112679098 B CN112679098 B CN 112679098B CN 202110270217 A CN202110270217 A CN 202110270217A CN 112679098 B CN112679098 B CN 112679098B
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Abstract
The invention relates to the technical field of glass fiber production, in particular to a glass fiber production method. The production method of the glass fiber comprises the following steps: s1, uniformly stirring silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide and rare earth materials; s2, adding the mixture obtained in the step S1 into a kiln for heating, and drawing wires after heating to obtain glass fibers; s3, acid-washing the glass fiber prepared in the step S2; s4, washing the glass fiber washed in the step S3 with water, and finishing the washing when the pH value of the washing water is more than 5; s5, carrying out heat setting treatment on the glass fiber washed by water in the step S4; s6, subjecting the glass fiber obtained in the step S5 to gum dipping, slurry pressing and drying through a drying device to obtain the reinforced glass fiber with the coating. The introduction of a proper amount of rare earth elements solves the problems of high liquidus temperature, high crystallization rate and easy glass crystallization of the traditional high-performance glass.
Description
Technical Field
The invention relates to the technical field of glass fiber production, in particular to a glass fiber production method.
Background
The glass fiber is an inorganic non-metallic material with excellent performance, has excellent performances of non-combustion, high temperature resistance, electrical insulation, high tensile strength, good chemical stability and the like, and becomes an ideal reinforcing material, so the glass fiber is widely applied to the fields of traffic, transportation, construction, environmental protection, petroleum, chemical industry, electrical appliances, electronics, machinery, aviation, aerospace, nuclear energy, weapons and the like. In order to improve the performance of the yarn, textile fabrics made of high-performance fibers are generally selected as a reinforcing structure of the composite material, wherein the glass fiber yarn is more applied due to the advantage; the industrial requirements for the glass fiber are continuously improved, and the prior art still has difficulty in ensuring that the glass fiber has better mechanical property and forming property at the same time. Therefore, a new glass fiber product which can ensure higher basic performance and simultaneously meet low cost is developed by improving the basic performance of the glass fiber; chinese patent publication No. CN105177886A discloses an automatic coating apparatus for glass fiber yarns, which is capable of coating glass fiber yarns, but has a complicated operation, a general coating wetting effect, and a problem of uneven coating.
Disclosure of Invention
In order to solve the problems of improving the mechanical property of the glass fiber and improving the coating effect of the glass fiber coating, the invention provides a glass fiber production method.
The technical scheme adopted by the invention for solving the technical problems is as follows: a method of producing glass fibers comprising the steps of:
s1, uniformly stirring silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide and rare earth materials;
s2, adding the mixture obtained in the step S1 into a kiln for heating, and drawing wires after heating to obtain glass fibers;
s3, acid-washing the glass fiber prepared in the step S2;
s4, washing the glass fiber washed in the step S3 with water, and finishing the washing when the pH value of the washing water is more than 5;
s5, carrying out heat setting treatment on the glass fiber washed by water in the step S4;
and S6, performing gum dipping, slurry pressing and drying on the glass fiber obtained in the step S5 by using a drying device to obtain the reinforced glass fiber with the coating.
For optimization, the weight of each raw material in the step S1The weight component ratio is SiO258~65%、Al2O316-23%, 8-16% of CaO, 8-13% of MgO, and 0.1-2% of rare earth material.
Preferably, the rare earth material in S1 is a lanthanide metal oxide.
Preferably, the rare earth material in step S1 includes CeO20.05-1.0% and La2O30.05~1.0%。
Preferably, the pickling temperature in the step S3 is 100-110 ℃.
Preferably, the washing temperature in the step S4 is 70-80 ℃.
Preferably, the temperature of the heat setting treatment in the step S5 is 500-550 ℃, and the treatment time is 1-1.5 h.
The whole beneficial effect of this scheme is: the glass fiber production method has the following advantages:
(1) and a proper amount of rare earth materials are introduced, and the rare earth oxides can not only reduce the melting temperature and high-temperature viscosity of the glass, but also improve the mechanical properties of the glass and the like. The mechanical property modulus is improved from 10 percent to 20 percent, the strength is improved from 20 percent to 30 percent, and therefore SiO is used2-Al2O3CaO-MgO system glass is a basic composition of high-strength high-modulus glass fibers, the influence law of the rare earth material on the glass structure and the glass structure is found according to the influence of the doping content and the doping mode of the rare earth material on the glass structure, the elastic modulus, the chemical stability (softening point), the dielectric property (slightly improved), the thermal expansion property, the liquidus temperature and other properties, the tensile property and the tensile strength of the glass fibers with higher elastic modulus are tested, analyzed and researched, and the problem that the traditional high-performance glass has higher liquidus temperature, faster crystallization rate and easy glass crystallization phenomenon is solved on the basis of ensuring that the glass fibers have high mechanical property and low forming temperature (reduced by 100 degrees) through the experiment of the ternary mixed alkaline earth effect of CaO, MgO and the rare earth material;
(2) the method has the advantages that a proper amount of alkali metal element with the minimum density is introduced, lithium oxide is used as the alkali metal element with strong electrons, the glass viscosity is effectively reduced, the melting performance of the glass can be improved, the mechanical property of the glass can not be influenced, in addition, the lithium oxide can provide considerable free oxygen characteristic, and the formation of tetrahedral coordination of aluminum ions and the formation of a glass system network structure can be promoted;
(3) and a proper amount of transition metal elements are introduced to improve the alkali resistance of the glass. The zirconia can improve the viscosity, hardness, elasticity, refractive index and chemical stability of the glass, reduce the thermal expansion coefficient of the glass and improve the alkali resistance of the glass, the optimal range of the zirconia content is determined according to a melting sample experiment, only the stability of the melting quality of the glass is maintained, and the optimal control of the raw material cost is maintained.
The baking and coating device used in the method for producing the glass fiber has the following beneficial effects:
(1) the glue solution to be soaked is placed in the glue dipping tank, and the glue dipping tank can be arranged in multiple sections and used for placing various different glue solutions, so that various different glue dipping requirements of the glass fibers can be met;
(2) the drying device is arranged to blow off and dry the glue solution on the glass fiber, and the aeration device is used for blowing off the redundant glue solution on the glass fiber, so that the loss of the glue solution is prevented;
(3) the circular arc flow baffle is arranged on one side of the dipping tank, so that splashing caused by glue solution blown off by the aeration device can be effectively prevented, and the glue solution falling on the flow baffle can flow back to the dipping tank along the flow baffle to be recycled, so that the production cost is saved;
(4) arranging a lead frame at the top of the impregnation tank, enabling glass fibers to upwards pass through a lead roller at the top from a wire passing hole at one side of the lead frame, then infiltrating the glass fibers into the impregnation tank for infiltration from a wire passing hole at the other side of the lead frame, removing redundant glue solution from the infiltrated glass fibers through an aeration device, enabling the glass fibers of the uniformly coated glue solution to upwards pass through wire holes, fully contacting and pressing the glass fibers with the lead roller when passing through the lead roller, enabling the glue solution to be more fully coated on the glass fibers, drying the glass fibers by an air outlet when passing through the lead roller downwards, enabling the dried glass fibers to enter the impregnation tank again for infiltration, and repeatedly infiltrating, so that the infiltration effect of the glass fiber glue solution is greatly improved, and the uniformly coated reinforced glass fibers are obtained;
(5) the gas storage cavity is connected to the gas outlet pipe of the aeration device, so that the volume of the aerated gas is increased, the aeration effect is improved, and the redundant glue solution on the glass fiber is blown off;
(6) the air guide plate is connected to the air outlet pipe, the bottom inclined air guide groove is formed in the air guide plate, so that the air guide groove is stressed when air is blown, high-pressure air in the air outlet pipe drives the air guide plate to rotate, the air guide plate improves air pressure in the air outlet pipe when the air outlet pipe is plugged, the high-pressure air is released discontinuously through the air guide through holes in the air guide plate, the aeration efficiency of the aeration device is improved, and redundant glue solution is recycled efficiently.
Drawings
FIG. 1 is a schematic axial view of a coating apparatus of the present invention;
FIG. 2 is a schematic front view of the coating apparatus of the present invention;
FIG. 3 is a schematic top view of the coating apparatus of the present invention;
FIG. 4 is a schematic view of a glass fiber passing through a wire passing hole of a coating device according to the present invention;
FIG. 5 is a right-side view of the coating apparatus of the present invention;
FIG. 6 is a schematic view of the cut-away structure A-A of FIG. 5 in accordance with the present invention;
FIG. 7 is a schematic view of a heating pipe structure according to the present invention;
FIG. 8 is a schematic view showing a soaked portion of the glass fiber in the dipping bath according to the present invention;
FIG. 9 is a schematic axial view of an aerator according to the present invention;
FIG. 10 is a schematic right view of an aeration apparatus according to the present invention;
FIG. 11 is a cut-away view B-B of FIG. 10 in accordance with the present invention;
FIG. 12 is a schematic view of the structure of the air guide plate of the present invention;
FIG. 13 is a schematic structural view of the aeration apparatus for removing the air guide plate according to the present invention.
The device comprises a glue dipping pool 1, a glue dipping pool 2, a drying device 3, a lead frame 4, a flow baffle plate 5, a fixing groove 6, a line passing groove 7, a line passing hole 8, a wire guide roller 9, a drying air pipe 10, an air outlet 11, an aeration device 12, an air outlet pipe 13, an air pump 14, an air storage cavity 15, an air guide disc 16, a connecting groove 17, a fixing shaft 18, an air guide groove 19, an air hole 20, an air guide opening 21, a cylindrical cavity 22 and a spherical cavity.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Example 1:
a method of producing glass fibers comprising the steps of:
s1, uniformly stirring silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide and rare earth materials;
s2, adding the mixture obtained in the step S1 into a kiln for heating, and drawing wires after heating to obtain glass fibers;
s3, acid-washing the glass fiber prepared in the step S2;
s4, washing the glass fiber washed in the step S3 with water, and finishing the washing when the pH value of the washing water is more than 5;
s5, carrying out heat setting treatment on the glass fiber washed by water in the step S4;
and S6, performing gum dipping, slurry pressing and drying on the glass fiber obtained in the step S5 by using a drying device to obtain the reinforced glass fiber with the coating.
The weight component ratio of each raw material in the step S1 is SiO258%、Al2O316 percent of CaO8 percent, MgO8 percent and 0.1 percent of rare earth material.
The rare earth material in S1 is lanthanide metal oxide.
The weight component of the rare earth material in the step S1 comprises CeO20.05% and La2O30.05%。
The pickling temperature in the step S3 is 100 ℃.
The washing temperature in the step S4 is 70 ℃.
The temperature of the heat setting treatment in the step S5 is 500 ℃, and the treatment time is 1 h.
Example 2:
a method of producing glass fibers comprising the steps of:
s1, uniformly stirring silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide and rare earth materials;
s2, adding the mixture obtained in the step S1 into a kiln for heating, and drawing wires after heating to obtain glass fibers;
s3, acid-washing the glass fiber prepared in the step S2;
s4, washing the glass fiber washed in the step S3 with water, and finishing the washing when the pH value of the washing water is more than 5;
s5, carrying out heat setting treatment on the glass fiber washed by water in the step S4;
and S6, performing gum dipping, slurry pressing and drying on the glass fiber obtained in the step S5 by using a drying device to obtain the reinforced glass fiber with the coating.
The weight component ratio of each raw material in the step S1 is SiO265%、Al2O323 percent of CaO16 percent, 13 percent of MgO and 2 percent of rare earth material.
The rare earth material in S1 is lanthanide metal oxide.
In step S1, the rare earth material comprises CeO21.0% and La2O31.0%。
The pickling temperature in the step S3 is 110 ℃.
The washing temperature in the step S4 is 80 ℃.
The temperature of the heat setting treatment in the step S5 is 550 ℃, and the treatment time is 1.5 h.
Example 3:
a method of producing glass fibers comprising the steps of:
s1, uniformly stirring silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide and rare earth materials;
s2, adding the mixture obtained in the step S1 into a kiln for heating, and drawing wires after heating to obtain glass fibers;
s3, acid-washing the glass fiber prepared in the step S2;
s4, washing the glass fiber washed in the step S3 with water, and finishing the washing when the pH value of the washing water is more than 5;
s5, carrying out heat setting treatment on the glass fiber washed by water in the step S4;
and S6, performing gum dipping, slurry pressing and drying on the glass fiber obtained in the step S5 by using a drying device to obtain the reinforced glass fiber with the coating.
The weight component ratio of each raw material in the step S1 is SiO260%、Al2O320 percent of CaO12 percent, MgO10 percent and 1.5 percent of rare earth material.
The rare earth material in S1 is lanthanide metal oxide.
In step S1, the rare earth material includes CeO20.8% and La2O30.7%。
The acid washing temperature in the step S3 is 105 ℃.
The washing temperature in the step S4 is 75 ℃.
The temperature of the heat setting treatment in the step S5 is 530 ℃, and the treatment time is 1 h.
The baking and coating device is used for producing the glass fiber.
As shown in fig. 1, the baking and coating device used in step S6 includes an immersion glue tank 1, a drying device 2, a lead frame 3, and a flow blocking plate 4, where the flow blocking plate 4 is disposed on one side of the immersion glue tank 1, the lead frame 3 is disposed on the upper side of the immersion glue tank 1, the drying device 2 is disposed between the lead frame 3 and the immersion glue tank 1, and a first guide roller and a second guide roller are respectively disposed on two sides of the immersion glue tank 1, and the first guide roller and the second guide roller guide and pull the glass fibers. The glue solution to be coated is contained in the glue soaking pool 1, the splashed glue solution is shielded by the flow blocking plate 4 to prevent splashing waste, the glue solution is recycled, the glass fiber is guided and supported by the lead frame 3, and the glass fiber is dried, pressed and removed with redundant glue solution by the drying device 2.
As shown in fig. 1 and 8, the top of the dipping tank 1 is open, the flow blocking plate 4 is fixedly connected with the top of one sidewall of the dipping tank 1, the bottom of the lead frame 3 is fixedly connected with the top of the other sidewall of the dipping tank 1, the tops of the other two sidewalls of the dipping tank 1 are provided with fixing grooves 5, and the drying device 2 is arranged on the fixing grooves 5.
As shown in fig. 1 to 3, the flow baffle 4 is circular arc-shaped, the glue dipping pool 1 of the flow baffle 4 is disposed inside the circular arc-shaped flow baffle 4, and the height of the flow baffle 4 is the same as that of the lead frame 3. The arc-shaped flow baffle 4 can shield the splashed glue solution, so that the waste of the glue solution is prevented, and meanwhile, the surplus glue solution can be assisted to flow back to the glue dipping tank 1.
As shown in fig. 1, the length of the lead frame 3 is the same as that of the glue dipping tank 1, the V-shaped side of the lead frame 3 is provided with a plurality of wire passing grooves 6, each wire passing groove 6 is V-shaped, both ends of the bottom of each wire passing groove 6 are provided with wire passing holes 7, the top of each wire passing groove 6 is provided with a wire roller 8, and the wire passing grooves 6 are all obliquely arranged. The glass fiber passes through the wire passing hole 7 and the wire guiding roller 8 in sequence from one end of the lead frame 3 and finally penetrates out from the other end of the lead frame 3 to finish gum dipping.
As shown in fig. 1 to 3, the drying device 2 includes a drying air duct 9, an air outlet 10 is disposed at one side of the drying air duct 9, the air outlet 10 is arc-shaped, and an aeration device 11 is connected to the other side of the drying air duct 9. And conveying hot drying air through a drying air pipe 9, and drying the glue solution on the glass fiber through air outlet of an air outlet 10.
As shown in fig. 9 to 13, the aeration device 11 includes an air outlet pipe 12, an air pump 13, an air storage chamber 14 and an air guide plate 15, the air outlet pipe 12 is connected to the drying air pipe 9, the air pump 13 is disposed on the air outlet pipe 12, the air storage chamber 14 is vertically connected to the air outlet pipe 12, and the air guide plate 15 is disposed at the end of the air outlet pipe 12. The aeration device 11 aerates the dipped glass fiber to blow off the redundant glue solution.
The gas outlet pipe 12 is provided with a connecting groove 16, the gas guide disc 15 is arranged in the connecting groove 16, the gas guide disc 15 is connected with the gas outlet pipe 12 through a fixing shaft 17, and the fixing shaft 17 is fixed on the side surface of the gas outlet pipe 12. The air guide plate 15 rotates along the fixed shaft 17, one side of the air guide plate 15 is arranged in the connecting groove 16, and the air guide plate 15 is blown by high-pressure gas to rotate.
The gas storage cavity 14 comprises a cylindrical cavity 21 and a spherical cavity 22, the spherical cavity 22 is connected to the tail end of the cylindrical cavity 21, and the gas storage cavity 14 is made of stainless steel. The gas storage cavity 14 temporarily stores gas, so that the aeration quantity is increased, and the blowing effect of the aeration device 11 on glue solution on the glass fiber is improved.
The using method comprises the following steps:
when the device is used specifically, glue solution to be infiltrated is placed in the glue immersing pool 1, the glass fiber is supported and guided through the lead frame 3, and redundant glue solution on the glass fiber is dried through the drying device 2.
The glass fiber penetrates into the lead frame 3 through the wire passing hole 7 on one side of the lead frame 3, enters the glue dipping tank 1 from the bottom of the lead frame 3 for glue dipping, then upwards passes through the wire passing hole 7 on the other side of the lead frame 3, the glass fiber after glue dipping reaches the wire roller 8 on the top through the wire passing groove 6, downwards enters the next wire passing hole 7 through the wire roller 8, then continuously enters the glue dipping tank 1 for glue dipping after passing through the wire passing hole 7, and the circulation is carried out in sequence;
when the glass fiber after gum dipping passes through the thread hole 7 upwards, the aeration device 11 aerates the glue solution on the glass fiber, the high-pressure gas blows off the redundant glue solution, and the blown-off glue solution flows back to the gum dipping tank 1 again through the baffle plate 4;
the air pump 13 conveys the air in the drying air pipe 9 to the air outlet pipe 12 and is filled with the air storage cavity 14, the air pump 13 continuously conveys the air into the air storage cavity 14, so that the air pressure in the air storage cavity 14 and the air outlet pipe 12 is continuously increased, the air pushes the air guide groove 18, and further the air guide disc 15 rotates, when the air guide through hole 20 rotates to the air outlet pipe 12 to be communicated, the air in the air outlet pipe 12 aerates the glass fibers through the air guide through hole 20, and redundant glue solution on the glass fibers is blown down through high-pressure air;
the glass fiber passing through the aeration device 11 passes through the guide roller 8 and then downwards and is fully contacted and pressed with the guide roller 8, so that the coating effect of the glue solution is improved;
the glass fiber passes through the wire guide roller 8, then passes through the wire passing groove 6 downwards, and is dried by the air outlet 10 of the drying device 2, so that the glue solution is firmly coated outside the glass fiber;
the dried glass fiber enters the glue dipping tank 1 again after passing through the lower thread passing hole 7, and glue dipping can be carried out repeatedly, and multiple times of glue dipping or glue dipping of various materials can be carried out;
and finally, the glass fiber subjected to the multiple times of gum dipping leaves from the other end of the gum dipping pool and enters the next procedure.
The above embodiments are only specific cases of the present invention, and the protection scope of the present invention includes but is not limited to the product forms and styles of the above embodiments, and any suitable changes or modifications of the glass fiber production method and the baking device for producing glass fiber according to the claims of the present invention should fall within the protection scope of the present invention.
Claims (7)
1. A glass fiber production method is characterized in that: the method comprises the following steps:
s1, uniformly stirring silicon dioxide, aluminum oxide, calcium oxide, magnesium oxide and rare earth elements;
s2, adding the mixture obtained in the step S1 into a kiln for heating, and drawing wires after heating to obtain glass fibers;
s3, acid-washing the glass fiber prepared in the step S2;
s4, washing the glass fiber washed in the step S3 with water, and finishing the washing when the pH value of the washing water is more than 5;
s5, carrying out heat setting treatment on the glass fiber washed by water in the step S4;
s6, subjecting the glass fiber obtained in the step S5 to gum dipping, slurry pressing and drying through a drying device to obtain the reinforced glass fiber with the coating;
the drying and coating device in the step S6 includes a dipping tank, a drying device, a lead frame and a flow baffle plate, the flow baffle plate is arranged on one side of the dipping tank, the lead frame is arranged on the upper side of the dipping tank, the drying device is arranged between the lead frame and the dipping tank, a first guide roller and a second guide roller are respectively arranged on two sides of the dipping tank, and the glass fiber is guided and pulled by the first guide roller and the second guide roller;
the drying device comprises a drying air pipe, an air outlet is formed in one side of the drying air pipe and is arc-shaped, an aeration device is connected to the other side of the drying air pipe, glue on the glass fiber is dried through air outlet of the air outlet, the glass fiber after gum dipping is aerated through the aeration device, and redundant glue is blown down.
2. A glass fiber production method according to claim 1, characterized in that: the proportion of each component in the step S1 is SiO258~65%、Al2O316-23%, 8-16% of CaO, 8-13% of MgO, and 0.1-2% of rare earth material.
3. A glass fiber production method according to claim 1, characterized in that: the rare earth material in S1 is lanthanide metal oxide.
4. A glass fiber production method according to claim 1, characterized in that: in step S1, the rare earth material comprises CeO in weight ratio20.05-1.0% and La2O30.05~1.0%。
5. A glass fiber production method according to claim 1, characterized in that: the pickling temperature in the step S3 is 100-110 ℃.
6. A glass fiber production method according to claim 1, characterized in that: and the washing temperature in the step S4 is 70-80 ℃.
7. A glass fiber production method according to claim 1, characterized in that: the temperature of the heat setting treatment in the step S5 is 500-550 ℃, and the treatment time is 1-1.5 h.
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| US5399440A (en) * | 1991-10-18 | 1995-03-21 | Aerospatiale Societe Nationale Industrielle | Composite material with a glass-ceramic or ceramic matrix obtained by the sol-gel process and reinforced by fibers based on silicon carbide, its manufacture and its applications |
| CN103086605A (en) * | 2013-02-19 | 2013-05-08 | 重庆国际复合材料有限公司 | Glass fiber |
| 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 |
| CN106082639A (en) * | 2016-06-07 | 2016-11-09 | 巨石集团有限公司 | A kind of high-modulus glass fiber compositions and glass fibre thereof and composite |
| CN109195716A (en) * | 2016-04-04 | 2019-01-11 | Ppg工业俄亥俄公司 | With improved reservation glass fibre length, the composite material containing glass fibre of impact strength and tensile property |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI722941B (en) * | 2014-09-09 | 2021-03-21 | 美商電子玻璃纖維美國有限責任公司 | Glass compositions, fiberizable glass compositions, and glass fibers made therefrom |
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- 2021-03-12 CN CN202110270217.4A patent/CN112679098B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5399440A (en) * | 1991-10-18 | 1995-03-21 | Aerospatiale Societe Nationale Industrielle | Composite material with a glass-ceramic or ceramic matrix obtained by the sol-gel process and reinforced by fibers based on silicon carbide, its manufacture and its applications |
| CN103086605A (en) * | 2013-02-19 | 2013-05-08 | 重庆国际复合材料有限公司 | Glass fiber |
| 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 |
| CN109195716A (en) * | 2016-04-04 | 2019-01-11 | Ppg工业俄亥俄公司 | With improved reservation glass fibre length, the composite material containing glass fibre of impact strength and tensile property |
| CN106082639A (en) * | 2016-06-07 | 2016-11-09 | 巨石集团有限公司 | A kind of high-modulus glass fiber compositions and glass fibre thereof and composite |
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