CN111153596A - Preparation method of environment-friendly superfine fiber glass wool - Google Patents
Preparation method of environment-friendly superfine fiber glass wool Download PDFInfo
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- CN111153596A CN111153596A CN202010059739.5A CN202010059739A CN111153596A CN 111153596 A CN111153596 A CN 111153596A CN 202010059739 A CN202010059739 A CN 202010059739A CN 111153596 A CN111153596 A CN 111153596A
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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
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/04—Manufacture of glass fibres or filaments by using centrifugal force, e.g. spinning through radial orifices; Construction of the spinner cups therefor
-
- 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
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/12—General methods of coating; Devices therefor
- C03C25/14—Spraying
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4209—Inorganic fibres
- D04H1/4218—Glass fibres
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
- D04H1/64—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Textile Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
- Nonwoven Fabrics (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The invention relates to a method for preparing environment-friendly superfine fiber glass wool, which comprises the steps of mixing and feeding the raw materials of cullet, borax, soda ash and feldspar according to the mass fraction into a kiln for melting, flowing to a bushing through a material channel, flowing out of the bushing, entering a centrifuge, throwing a large amount of glass thin flow from the lower side wall of the centrifuge under high-speed rotation, stretching again under high-temperature high-speed flame generated by a combustion chamber to form superfine fiber, spraying environment-friendly formaldehyde-free adhesive under the centrifuge, collecting cotton, curing and forming, and producing the superfine glass wool with the diameter of 2.5-4 mu m. The invention has the advantages of environmental protection, green, good heat preservation effect, excellent sound insulation and noise reduction performance and wide application.
Description
Technical Field
The invention relates to glass wool, in particular to environment-friendly superfine fiber glass wool and a preparation method of a product thereof.
Technical Field
The environment-friendly superfine fiber glass wool product is widely applied to the fields of aerospace, aviation, ships, buildings and the like with the surpassing performance, is a necessary sound-insulating and heat-insulating functional material in the industries of airplanes, rockets, high-speed rails, chemical engineering, metallurgy, electric power, petroleum, buildings and the like, and a plurality of high-end materials depend on import, and not only are products of expensive parts forbidden to be transported. The traditional glass wool fiber yarn is thick, the product quality is unstable due to the large fiber gaps of the glass wool fiber product in staggered and irregular arrangement, the sound wave reflection cannot be well carried out, and the sound insulation effect is poor; and the thicker fiber contact surface is larger, so that the heat conduction is accelerated, and the heat insulation effect is reduced.
Disclosure of Invention
The invention aims to overcome the defects and meet the high-end market requirements and provide an environment-friendly superfine fiber glass wool product.
The technical scheme of the invention comprises the following steps: the preparation method of the environment-friendly superfine fiber glass wool is characterized by comprising the following steps: the raw materials comprise the following components in parts by mass: 55-65 parts of cullet, 17-23 parts of feldspar, 12-16 parts of borax and 5-6.5 parts of soda ash, wherein the raw materials are mixed according to a ratio and sent to a kiln for melting, the mixture flows to a bushing plate through a material channel and flows out to enter a centrifugal machine, a large amount of glass trickle is thrown out from the lower side wall of the centrifugal machine in high-speed rotation, and the glass trickle is stretched again under high-temperature high-speed flame generated by a combustion chamber to form the superfine fiber.
The preparation method of the environment-friendly superfine fiber glass wool is characterized by comprising the following steps:
(1) crushing broken glass and feldspar, adding borax and soda ash to spray a small amount of water mist for mixing and stirring, wherein the stirring speed is 700-;
(2) the glass liquid enters a material guide pipe of a centrifuge through a bushing plate of the material channel, the centrifuge rotates at a high speed of 2400-;
(3) after the glass fiber stream is spun out with the high-speed rotation of the centrifuge, the glass fiber stream is further drafted by the high-temperature high-speed airflow ejected by the annular combustion chamber under the centrifuge to form the superfine glass fiber with the diameter of 2.5-4 mu m, and the high-temperature airflow ejected by the annular flame-ejecting port of the annular combustion chamber is at 900-1000 ℃.
The preparation method of the environment-friendly superfine fiber glass wool product is characterized by comprising the following steps:
(1) crushing broken glass and feldspar, adding borax and soda ash to spray a small amount of water mist for mixing and stirring, wherein the stirring speed is 700-;
(2) the glass liquid enters a material guide pipe of a centrifuge through a bushing plate of the material channel, the centrifuge rotates at a high speed of 2400-;
(3) after the glass fiber stream is spun out with the high-speed rotation of the centrifuge, the glass fiber stream is further drafted by high-temperature high-speed airflow ejected by an annular combustion chamber under the centrifuge to form superfine glass fibers of 2.5-4 mu m, and the high-temperature airflow ejected by an annular fire nozzle of the annular combustion chamber is at 900-1000 ℃;
(4) in the process that the glass fiber is spirally settled along with the airflow, the formaldehyde-free binder atomized by 1 to 1.5 mu m is sprayed out by an atomizing jet pump, evenly sprayed on the glass fiber, falls on a cotton collecting net under the suction action of a draught fan, and is continuously sent into a curing furnace;
(5) the temperature of the curing furnace is adjusted to be 100-300 ℃, and the uniform curing time is 3-8 minutes, so that the glass wool is cured into the product.
The preparation method of the environment-friendly superfine fiber glass wool product is characterized by comprising the following steps: crushing broken glass and feldspar, adding borax and soda ash to spray a small amount of water mist for mixing and stirring, wherein the stirring speed is 700-;
A. the glass liquid enters a material guide pipe of a centrifuge through a bushing plate of the material channel, the centrifuge rotates at a high speed of 2400-;
B. after the glass fiber stream is spun out with the high-speed rotation of the centrifuge, the glass fiber stream is further drafted by high-temperature high-speed airflow ejected by an annular combustion chamber under the centrifuge to form superfine glass fibers of 2.5-4 mu m, and the high-temperature airflow ejected by an annular fire nozzle of the annular combustion chamber is at 900-1000 ℃;
C. in the process that the glass fiber is spirally settled along with the airflow, the formaldehyde-free binder atomized by 1 to 1.5 mu m is sprayed out by an atomizing jet pump, evenly sprayed on the glass fiber, falls on a cotton collecting net under the suction action of a draught fan, and is continuously sent into a curing furnace;
D. the temperature of the curing furnace is adjusted to be 100-300 ℃, the nitrogen-filled pressure of the curing furnace is kept to be 0.2-0.4Mpa, and the uniform curing time is 3-8 minutes, so that the glass wool is cured into the product.
The glass fiber thrown out by the high-speed rotation of the centrifuge is further drafted by high-temperature high-speed airflow sprayed by the annular combustion chamber again to form 2.5-4 mu m superfine glass fiber, the superfine glass fiber is sprayed by a jet pump according to a proportion in the process of falling on a cotton collecting net and is solidified under the pressure of nitrogen in a curing furnace, the density and the adhesive viscosity of the cotton collecting glass fiber are effectively controlled, the problems of unstable product quality and poor sound insulation effect caused by large gaps of fiber arrangement in the traditional glass cotton are effectively solved by combining the sound insulation and heat insulation performance of the adhesive, the fiber gaps are uniform and fine, the contact surface is small, the heat conduction is effectively stopped, the heat insulation effect is better improved, and the fiber gaps can be widely applied to a building ground floating heat insulation system.
Detailed Description
Example 1
The preparation method of the environment-friendly superfine fiber glass wool comprises the following raw materials in parts by weight: 65 parts of cullet, 23 parts of feldspar, 16 parts of borax and 6.5 parts of soda ash are mixed according to a certain proportion, sent to a kiln for melting, flowed to a bushing through a material channel, flowed out to enter a centrifuge, spun a large amount of glass trickles from the side wall under the high-speed rotation of the centrifuge, and stretched again to form superfine fibers under the high-temperature high-speed flame generated by a combustion chamber. The method comprises the following steps:
(1) crushing broken glass and feldspar, adding borax and soda ash, spraying a small amount of water mist, mixing and stirring at a stirring speed of 750r/min to form a mixture, adding the mixture into a kiln, performing high-temperature melting at a temperature of 1450 ℃, and then feeding the mixture into a material channel;
(2) the bushing plate after the glass liquid passes through the material channel enters a material guide pipe of a centrifuge, the centrifuge rotates at a high speed of 3000r/min, and a glass fiber stream with the diameter of 30 mu m is thrown out from the side wall small holes;
(3) after the glass fiber stream is spun out with the high-speed rotation of the centrifuge, the glass fiber stream is further drafted by the high-temperature high-speed airflow ejected by the annular combustion chamber under the centrifuge to form 4 mu m superfine glass fiber, and the high-temperature airflow ejected by the annular flame-ejecting port of the annular combustion chamber is 1000 ℃.
A preparation method of an environment-friendly superfine fiber glass wool product comprises the following steps: spraying formaldehyde-free binder with the atomization of 1.5 mu m from the superfine glass fiber with the diameter of 4 mu m by an atomization injection pump in the process of spiral sedimentation along with airflow, uniformly spraying the formaldehyde-free binder on the glass fiber, falling onto a cotton collecting net under the suction action of a draught fan, and continuously feeding into a curing furnace;
(5) and adjusting the temperature of the curing furnace to 300 ℃, and curing and forming at 150 ℃ in the first zone, 160 ℃ in the second zone, 230 ℃ in the third zone and 220 ℃ in the fourth zone, wherein the uniform curing time is 8 minutes, and the glass wool is cured into the product.
Example 2
The preparation method of the environment-friendly superfine fiber glass wool comprises the following raw materials in parts by weight: 55 parts of cullet, 17 parts of feldspar, 12 parts of borax and 5 parts of soda ash are mixed in proportion, sent to a kiln for melting, flowed to a bushing through a material channel, flowed out to enter a centrifugal machine, spun from the lower side wall at high speed of the centrifugal machine to form a large amount of glass trickles, and stretched again to form superfine fibers under high-temperature high-speed flame generated by a combustion chamber. The method comprises the following steps:
(1) crushing broken glass and feldspar, adding borax and soda ash, spraying a small amount of water mist, mixing and stirring at the stirring speed of 700r/min to form a mixture, adding the mixture into a kiln, performing high-temperature melting at the temperature of 1250 ℃, and then feeding the mixture into a material channel;
(2) the glass liquid enters a material guide pipe of a centrifuge through a bushing plate of the material channel, the centrifuge rotates at a high speed of 2400-;
(3) after the glass fiber stream is spun out with the high-speed rotation of the centrifuge, the glass fiber stream is further drafted by the high-temperature high-speed airflow ejected by the annular combustion chamber under the centrifuge to form superfine glass fibers with the diameter of 2.5 mu m, and the high-temperature airflow ejected by the annular flame-ejecting port of the annular combustion chamber is at 900 ℃.
A preparation method of environment-friendly superfine fiber glass wool products, wherein the superfine glass fiber with the diameter of 2.5 mu m is sprayed with formaldehyde-free adhesive with the diameter of 1 mu m through an atomizing injection pump in the process of spirally settling along with airflow, and the formaldehyde-free adhesive is uniformly sprayed on the glass fiber, falls on a cotton collecting net under the suction action of a draught fan and is continuously sent into a curing furnace;
(5) and adjusting the temperature of the curing furnace to be 300 ℃ at 100-.
Example 3
The preparation method of the environment-friendly superfine fiber glass wool comprises the following raw materials in parts by weight: 60 parts of cullet, 20 parts of feldspar, 15 parts of borax and 6 parts of soda ash are mixed in proportion, sent to a kiln for melting, flowed to a bushing through a material channel, flowed out to enter a centrifugal machine, spun from the lower side wall at high speed of the centrifugal machine to form a large amount of glass trickles, and stretched again to form superfine fibers under high-temperature high-speed flame generated by a combustion chamber. The method comprises the following steps:
(1) crushing broken glass and feldspar, adding borax and soda ash, spraying a small amount of water mist, mixing and stirring at a stirring speed of 725r/min to form a mixture, adding the mixture into a kiln, performing high-temperature melting at a temperature of 1380 ℃, and then feeding the mixture into a material channel;
(2) the bushing plate after the glass liquid passes through the material channel enters a material guide pipe of a centrifuge, the centrifuge rotates at a high speed of 2800r/min, and a glass fiber stream with the diameter of 15 mu m is thrown out from small holes on the side wall;
(3) after the glass fiber stream is spun out with the high-speed rotation of the centrifuge, the glass fiber stream is further drafted by high-temperature high-speed airflow ejected by an annular combustion chamber under the centrifuge to form superfine glass fibers with the diameter of 3 mu m, and the high-temperature airflow ejected by an annular flame-ejecting port of the annular combustion chamber is 950 ℃.
A preparation method of environment-friendly superfine fiber glass wool products, spray the superfine glass fiber of the above-mentioned 3 microns in the course that presenting the spiral settlement with the airstream through the atomizing injection pump and atomize the formaldehyde-free binder of 1.25 microns, spray on the glass fiber evenly, fall to the cotton collecting net with the help of the suction effect of the induced draft fan, send into the curing oven continuously;
(5) and adjusting the temperature of the curing furnace to be 300 ℃ at 100-.
Example 4
The preparation method of the environment-friendly superfine fiber glass wool comprises the following raw materials in parts by weight: 60 parts of cullet, 20 parts of feldspar, 15 parts of borax and 6 parts of soda ash are mixed in proportion, sent to a kiln for melting, flowed to a bushing through a material channel, flowed out to enter a centrifugal machine, spun from the lower side wall at high speed of the centrifugal machine to form a large amount of glass trickles, and stretched again to form superfine fibers under high-temperature high-speed flame generated by a combustion chamber. The method comprises the following steps:
(1) crushing broken glass and feldspar, adding borax and soda ash, spraying a small amount of water mist, mixing and stirring at a stirring speed of 725r/min to form a mixture, adding the mixture into a kiln, performing high-temperature melting at a temperature of 1380 ℃, and then feeding the mixture into a material channel;
(2) the bushing plate after the glass liquid passes through the material channel enters a material guide pipe of a centrifuge, the centrifuge rotates at a high speed of 2800r/min, and a glass fiber stream with the diameter of 15 mu m is thrown out from small holes on the side wall;
(3) after the glass fiber stream is spun out with the high-speed rotation of the centrifuge, the glass fiber stream is further drafted by high-temperature high-speed airflow ejected by an annular combustion chamber under the centrifuge to form superfine glass fibers with the diameter of 3 mu m, and the high-temperature airflow ejected by an annular flame-ejecting port of the annular combustion chamber is 950 ℃.
A preparation method of environment-friendly superfine fiber glass wool products, spray the superfine glass fiber of the above-mentioned 3 microns in the course that presenting the spiral settlement with the airstream through the atomizing injection pump and atomize the formaldehyde-free binder of 1.25 microns, spray on the glass fiber evenly, fall to the cotton collecting net with the help of the suction effect of the induced draft fan, send into the curing oven continuously;
(5) adjusting the curing furnace to keep the nitrogen charging pressure at 0.2-0.4Mpa, the temperature of the curing furnace at 100-300 ℃, and carrying out curing molding in a first zone of 150 ℃, a second zone of 160 ℃, a third zone of 230 ℃ and a fourth zone of 220 ℃, wherein the curing time is 4 minutes at constant speed, and the glass wool is cured into a product.
Example 4 is the best example, and the glass wool product prepared by the method is improved by more than 10% compared with the third example.
Claims (4)
1. The preparation method of the environment-friendly superfine fiber glass wool is characterized by comprising the following steps: the raw materials comprise the following components in parts by mass: 55-65 parts of cullet, 17-23 parts of feldspar, 12-16 parts of borax and 5-6.5 parts of soda ash, wherein the raw materials are mixed according to a ratio and sent to a kiln for melting, the mixture flows to a bushing plate through a material channel and flows out to enter a centrifugal machine, a large amount of glass trickle is thrown out from the lower side wall of the centrifugal machine in high-speed rotation, and the glass trickle is stretched again under high-temperature high-speed flame generated by a combustion chamber to form the superfine fiber.
2. The preparation method of the environment-friendly superfine fiber glass wool is characterized by comprising the following steps:
(1) crushing broken glass and feldspar, adding borax and soda ash to spray a small amount of water mist for mixing and stirring, wherein the stirring speed is 700-;
(2) the glass liquid enters a material guide pipe of a centrifuge through a bushing plate of the material channel, the centrifuge rotates at a high speed of 2400-;
(3) after the glass fiber stream is spun out with the high-speed rotation of the centrifuge, the glass fiber stream is further drafted by the high-temperature high-speed airflow ejected by the annular combustion chamber under the centrifuge to form the superfine glass fiber with the diameter of 2.5-4 mu m, and the high-temperature airflow ejected by the annular flame-ejecting port of the annular combustion chamber is at 900-1000 ℃.
3. The preparation method of the environment-friendly superfine fiber glass wool product is characterized by comprising the following steps:
(1) crushing broken glass and feldspar, adding borax and soda ash to spray a small amount of water mist for mixing and stirring, wherein the stirring speed is 700-;
(2) the glass liquid enters a material guide pipe of a centrifuge through a bushing plate of the material channel, the centrifuge rotates at a high speed of 2400-;
(3) after the glass fiber stream is spun out with the high-speed rotation of the centrifuge, the glass fiber stream is further drafted by high-temperature high-speed airflow ejected by an annular combustion chamber under the centrifuge to form superfine glass fibers of 2.5-4 mu m, and the high-temperature airflow ejected by an annular fire nozzle of the annular combustion chamber is at 900-1000 ℃;
(4) in the process that the glass fiber is spirally settled along with the airflow, the formaldehyde-free binder atomized by 1 to 1.5 mu m is sprayed out by an atomizing jet pump, evenly sprayed on the glass fiber, falls on a cotton collecting net under the suction action of a draught fan, and is continuously sent into a curing furnace;
(5) the temperature of the curing furnace is adjusted to be 100-300 ℃, and the uniform curing time is 3-8 minutes, so that the glass wool is cured into the product.
4. The preparation method of the environment-friendly superfine fiber glass wool product is characterized by comprising the following steps: crushing broken glass and feldspar, adding borax and soda ash to spray a small amount of water mist for mixing and stirring, wherein the stirring speed is 700-;
the glass liquid enters a material guide pipe of a centrifuge through a bushing plate of the material channel, the centrifuge rotates at a high speed of 2400-;
after the glass fiber stream is spun out with the high-speed rotation of the centrifuge, the glass fiber stream is further drafted by high-temperature high-speed airflow ejected by an annular combustion chamber under the centrifuge to form superfine glass fibers of 2.5-4 mu m, and the high-temperature airflow ejected by an annular fire nozzle of the annular combustion chamber is at 900-1000 ℃;
in the process that the glass fiber is spirally settled along with the airflow, the formaldehyde-free binder atomized by 1 to 1.5 mu m is sprayed out by an atomizing jet pump, evenly sprayed on the glass fiber, falls on a cotton collecting net under the suction action of a draught fan, and is continuously sent into a curing furnace;
the temperature of the curing furnace is adjusted to be 100-300 ℃, the nitrogen-filled pressure of the curing furnace is kept to be 0.2-0.4Mpa, and the uniform curing time is 3-8 minutes, so that the glass wool is cured into the product.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010059739.5A CN111153596A (en) | 2020-01-19 | 2020-01-19 | Preparation method of environment-friendly superfine fiber glass wool |
| PCT/CN2020/127063 WO2021143308A1 (en) | 2020-01-19 | 2020-11-06 | Environmentally-friendly method for preparing superfine fiber glass wool |
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| CN202010059739.5A CN111153596A (en) | 2020-01-19 | 2020-01-19 | Preparation method of environment-friendly superfine fiber glass wool |
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| CN112811823A (en) * | 2021-01-28 | 2021-05-18 | 安徽吉曜玻璃微纤有限公司 | Super glass wool and production process thereof |
| CN112939450A (en) * | 2021-02-23 | 2021-06-11 | 重庆文理学院 | Heat-preservation sound-insulation glass microfiber cotton for low-frequency noise and preparation method thereof |
| CN113072359A (en) * | 2021-03-24 | 2021-07-06 | 神州节能科技集团有限公司 | Formaldehyde-free environment-friendly glass wool product and preparation method thereof |
| WO2021143308A1 (en) * | 2020-01-19 | 2021-07-22 | 赢胜节能集团有限公司 | Environmentally-friendly method for preparing superfine fiber glass wool |
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| WO2021143308A1 (en) * | 2020-01-19 | 2021-07-22 | 赢胜节能集团有限公司 | Environmentally-friendly method for preparing superfine fiber glass wool |
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| CN117185706B (en) * | 2023-09-20 | 2024-06-04 | 重庆诺奖二维材料研究院有限公司 | Phase-change microcapsule energy-storage heat-preservation centrifugal glass wool board and preparation method thereof |
| CN117142775B (en) * | 2023-09-20 | 2024-08-02 | 招商局海洋装备研究院有限公司 | Method for preparing flexible lightweight soundproof superfine glass fiber wallboard for ship |
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