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公开(公告)号：US20200223746A1
公开(公告)日：2020-07-16
申请号：US16309611
申请日：2018-08-24
Applicant: JUSHI GROUP CO., LTD.
Inventor： Guorong CAO , Wenzhong XING , Lin ZHANG , Guijiang GU
Abstract: A composition for producing a glass fiber, including the following components with corresponding percentage amounts by weight: 54.2-64% SiO2, 11-18% Al2O3, 20-25.5% CaO, 0.3-3.9% MgO, 0.1-2% of Na2O+K2O, 0.1-1.5% TiO2, and 0.1-1% total iron oxides including ferrous oxide (calculated as FeO). The weight percentage ratio C1=FeO/(iron oxides—FeO) is greater than or equal to 0.53. The total content of the above components in the composition is greater than 97%. The invention also provides a glass fiber produced using the composition and a composite material including the glass fiber.
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12.发明申请公开(公告)号：US20190100453A1
公开(公告)日：2019-04-04
申请号：US16084618
申请日：2016-03-21
Applicant: JUSHI GROUP CO., LTD.
Inventor： Yuqiang ZHANG , Guorong CAO , Lin ZHANG , Wenzhong XING , Xiucheng HONG
Abstract: Provided are a high-performance glass fiber composition, and a glass fiber and composite material thereof. The content, given in weight percentage, of each component of the glass fibre composition is as follows: 52-64% of SiO2, 12-24% of Al2O3, 0.05-8% of Y2O3+La2O3+Gd2O3, less than 2.5% of Li2O+Na2O+K2O, more than 1% of K2O, 10-24% of CaO+MgO+SrO, 2-14% of CaO, less than 13% of MgO, less than 2% of TiO2, and less than 1.5% of Fe2O3. The composition significantly increases the mechanical strength and the elastic modulus of glass, significantly reduces the liquidus temperature and the forming temperature of glass, and under equal conditions, significantly reduces the crystallization rate, the surface tension and the bubble rate of glass. The composition is particularly suitable for the tank furnace production of a high-strength high-modulus glass fiber having a low bubble rate.
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公开(公告)号：US20180186688A1
公开(公告)日：2018-07-05
申请号：US15739110
申请日：2016-06-16
Applicant: JUSHI GROUP CO., LTD.
Inventor： Yuqiang ZHANG , Guorong CAO , Lin ZHANG , Wenzhong XING , Guijiang GU
CPC classification number: C03C13/00 , C03C3/095 , C03C2213/00
Abstract: A high-modulus glass fiber composition, and a glass fiber and a composite material therefrom. The glass fiber composition comprises the following components in weight percentage: SiO2 55.7 to 58.9%, Al2O3 15 to 19.9%, Y2O3 0.1 to 4.3%, La2O3 less than or equal to 1.5%, CeO2 less than or equal to 1.2%, CaO 6 to 10%, MgO 9.05 to 9.95%, SrO less than or equal to 2%, Li2O+Na2O+K2O less than or equal to 0.99%, Li2O less than or equal to 0.65%, Fe2O3 less than 1%, TiO2 0.1 to 1.5%; wherein, the range of the weight percentage ratio C1=Y2O3/(Y2O3+La2O3+CeO2) is greater than 0.6. The composition can greatly improve the elastic modulus of glass, significantly reduce liquidus temperature and forming temperature of the glass, greatly reduce the crystallization rate of molten glass and bubble amount under the same conditions, and therefore is more suitable for large-scale tank furnace production of high-modulus fiberglass with low bubble amount.
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14.发明申请公开(公告)号：US20180086661A1
公开(公告)日：2018-03-29
申请号：US15805159
申请日：2017-11-07
Applicant: JUSHI GROUP CO., LTD.
Inventor： Lin ZHANG , Guorong CAO , Wenzhong XING , Guijiang GU
Abstract: A composition for producing a glass fiber, including the following components with the corresponding percentage amounts by weight: SiO2: 58-62%; Al2O3: 14-18%; CaO+MgO: 20-24.5%; CaO: greater than 14%; Li2O: 0.01-0.5%; Na2O+K2O: less than 2%; TiO2: less than 3.5%; Fe2O3: less than 1%; and F2: less than 1%. The weight percentage ratio of CaO/MgO is greater than 2 and less than or equal to 2.6; and the weight percentage ratio SiO2/CaO is between 3.3 and 4.3. The invention also provides a glass fiber produced using the composition and a composite material including the glass fiber.
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15.发明申请公开(公告)号：US20240391821A1
公开(公告)日：2024-11-28
申请号：US18267682
申请日：2023-04-10
Applicant: JUSHI GROUP CO., LTD.
Inventor： Lin ZHANG , Wenzhong XING , Guorong CAO , Zhonghua YAO , Yunfeng CHAI , Juan LIU
Abstract: The present disclosure provides a low-density high-performance glass fiber composition, and a glass fiber and a composite. The glass fiber composition comprises the following components expressed as percentage by weight: SiO2: 58.1%-61.9%, Al2O3: >19.8% and ≤23%, MgO: 9.6%-12.7%, CaO: 4.1%-7.9%, SrO+Li2O: 0.05%-2.2%, SrO: 0%-2%, Li2O: 0%-0.39%, Na2O: 0.05%-1.0%, R2O-Na2O+K2O+Li2O: 0.2%-1.6%, Fe2O3: 0.05%-1%, TiO2: 0.01%-2%, B2O3: 0%-2%, ZrO2: 0%-2%, and SiO2+Al2O3: 78%-84%. The components have a total content of greater than or equal to 98.5%; a weight percentage ratio C1=SiO2/(CaO+Li2O) is greater than or equal to 7.05, a weight percentage ratio C2=(R2O+SrO)/Al2O3 is greater than or equal to 0.012, and a weight percentage ratio C3=(MgO+SrO)/CaO is greater than or equal to 1.22. The glass fiber composition has the characteristics of low density and high modulus, and has higher specific modulus and specific strength, better lightweight level, and cost advantages.
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Patent Agency Ranking
公开(公告)号：US20210206688A1
公开(公告)日：2021-07-08
申请号：US16073131
申请日：2017-11-21
Applicant: JUSHI GROUP CO., LTD.
Inventor： Guorong CAO , Lin ZHANG , Wenzhong XING , Xiucheng HONG , Zhonghua YAO
Abstract: A composition for producing a glass fiber, including the following components with corresponding percentage amounts by weight: SiO2: 57.4-60.9%; Al2O3: greater than 17% and less than or equal to 19.8%; MgO: greater than 9% and less than or equal to 12.8%; CaO: 6.4-11.8%; SrO: 0-1.6%; Na2O+K2O: 0.1-1.1%; Fe2O3: 0.05-1%; TiO2: lower than 0.8%; and SiO2+Al2O3: lower than or equal to 79.4%. The total weight percentage of the above components in the composition is greater than 99%. The weight percentage ratio of Al2O3+MgO to SiO2 is between 0.43 and 0.56, and the weight percentage ratio of CaO+MgO to SiO2+Al2O3 is greater than 0.205. The composition can significantly increase the glass modulus, effectively reduce the glass crystallization rate, secure a desirable temperature range (ΔT) for fiber formation and enhance the refinement of molten glass, thus making it particularly suitable for high performance glass fiber production with refractory-lined furnaces.
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公开(公告)号：US20190169066A1
公开(公告)日：2019-06-06
申请号：US16269379
申请日：2019-02-06
Applicant: JUSHI GROUP CO., LTD.
Inventor： Yuqiang ZHANG , Guorong CAO , Lin ZHANG , Wenzhong XING
Abstract: The present invention provides a high-modulus glass fiber composition, a glass fiber and a composite material therefrom. The glass fiber composition comprises the following components expressed as percentage by weight: 55-64% SiO2, 13-24% Al2O3, 0.1-6% Y2O3, 3.4-10.9% CaO, 8-14% MgO, lower than 22% CaO+MgO+SrO, lower than 2% Li2O+Na2O+K2O, lower than 2% TiO2, lower than 1.5% Fe2O3, 0-1.2% La2O3, wherein the range of the weight percentage ratio C1=(Li2O+Na2O+K2O)/(Y2O3+La2O3) is greater than 0.26. Said composition can significantly increase the glass elastic modulus, effectively inhibit the crystallization tendency of glass, decrease the liquidus temperature, secure a desirable temperature range (ΔT) for fiber formation and enhance the fining of molten glass, thus making it particularly suitable for production of high-modulus glass fiber with refractory-lined furnaces.
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公开(公告)号：US20190010077A1
公开(公告)日：2019-01-10
申请号：US16066284
申请日：2016-03-07
Applicant: JUSHI GROUP CO., LTD.
Inventor： Yuqiang ZHANG , Guorong CAO , Lin ZHANG , Wenzhong XING , Guijiang GU
Abstract: A high modulus glass fiber composition, and a glass fiber and a composite material thereof. The glass fiber composition comprises the following components expressed as percentage by weight: 53-68% of SiO2, 13-24.5% of Al2O3, 0.1-8% of Y2O3+La2O3, less than 1.8% of La2O3, 10-23% of CaO+MgO+SrO, less than 2% of Li2O+Na2O+K2O, and less than 1.5% of Fe2O3, and the range of a weight percentage ratio C1 is more than 0.5, wherein C1=Y2O3/(Y2O3+La2O3). The composition significantly increases the elastic modulus of glass, significantly reduces the liquidus temperature and the forming temperature of glass, and under equal conditions, significantly reduces the crystallization rate and the bubble rate of glass. The composition effectively improves the material properties of glass, and is particularly suitable for the tank furnace production of a high modulus glass fiber having a low bubble rate.
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公开(公告)号：US20180230039A1
公开(公告)日：2018-08-16
申请号：US15511585
申请日：2014-12-29
Applicant: JUSHI GROUP CO., LTD.
Inventor： Guorong CAO , Wenzhong XING , Lin ZHANG , Guijiang GU
CPC classification number: C03C3/087 , C03C3/095 , C03C13/00 , C03C2201/32 , C03C2201/3423 , C03C2201/42 , C03C2201/50 , C03C2213/00
Abstract: The present invention provides a glass fiber composition, glass fiber and composite material therefrom. The glass fiber composition comprises the following components expressed as percentage by weight: 58-63% SiO2, 13-17% Al2O3, 6-11.8% CaO, 7-11% MgO, 3.05-8% SrO, 0.1-2% Na2O+K2O+Li2O, 0.1-1% Fe2O3, 0-1% CeO2 and 0-2% TiO2, wherein a weight percentage ratio C1=(MgO+SrO)/CaO is greater than 1. Said composition greatly improves the refractive index of glass, significantly shields against harmful rays for humans and further reduces glass crystallization risk and production costs, thereby making it more suitable for large-scale production with refractory-lined furnaces.
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20.发明申请公开(公告)号：US20180179104A1
公开(公告)日：2018-06-28
申请号：US15739081
申请日：2016-03-21
Applicant: JUSHI GROUP CO., LTD.
Inventor： Yuqiang ZHANG , Guorong CAO , Lin ZHANG , Wenzhong XING , Guijiang GU
CPC classification number: C03C13/00 , C03C3/095 , C03C2213/00
Abstract: The present invention provides a glass fibre composition, a glass fibre and a composite material therefrom. The glass fibre composition comprises the following components expressed as percentage by weight: 53-64% SiO2, greater than 19% and lower than 25% Al2O3, 0.05-7% Y2O3+La2O3+Gd2O3, not greater than 1% Li2O+Na2O+K2O, 10-24% CaO+MgO+SrO, 1.5-12% CaO, lower than 2% TiO2, lower than 1.5% Fe2O3. Said composition can not only significantly improve the elastic modulus and chemical stability of the glass, but also overcome the technical problems in the manufacture of traditional high-performance glasses including high risk of crystallization, fining difficulty of molten glass and production efficiency difficulty with refractory-lined furnaces, significantly reduce the liquidus and forming temperatures and greatly reduce the crystallization rate under the same conditions, thus making it particularly suitable for production of high-performance glass fibre with excellent chemical stability in refractory-lined furnaces.
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