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1. 发明授权

US11040908B2 Glass fiber production method 有权
公开(公告)号：US11040908B2
公开(公告)日：2021-06-22
申请号：US15752717
申请日：2015-08-21
申请人： NITTO BOSEKI CO., LTD.
发明人： Takashi Nonaka , Norio Hirayama , Kazuaki Minami , Yosuke Nukui
IPC分类号： C03B37/075 , C03C13/00 , C03C3/087 , C03C3/091
摘要： Provided is a method for producing glass fiber, capable of stably performing the spinning of glass fibers without mixing of red crystals in glass fibers. When glass fibers are formed by discharging, from a nozzle tip, a molten glass obtained by melting glass raw materials mixed so as to give a glass composition including, when melted, in relation to the total amount thereof, SiO2 in a range from 57.0 to 62.0% by mass, Al2O3 in a range from 15.0 to 20.0% by mass, MgO in a range from 7.5 to 12.0% by mass, and CaO in a range from 9.0 to 16.5% by mass, and having a total content of SiO2, Al2O3, MgO and CaO of 98.0% by mass or more, the glass composition includes B2O3, Li2O, or B2O3 and Li2O as an additive or additives capable of suppressing the generation of red crystals.

2. 发明授权

US09878942B2 Glass composition for glass fiber 有权
公开(公告)号：US09878942B2
公开(公告)日：2018-01-30
申请号：US15318574
申请日：2015-12-18
申请人： NITTO BOSEKI CO., LTD.
发明人： Takashi Nonaka , Norio Hirayama , Kazuaki Minami , Yosuke Nukui
IPC分类号： C03C13/00 , C03C3/087
CPC分类号： C03C13/00 , C03C3/087 , C03C2213/00
摘要： Provided is a glass composition for glass fiber allowing spinning to be stably performed without mixing of red foreign substances into glass fibers. The glass composition for glass fiber includes, in relation to the total amount thereof, SiO2 in a content falling within a range from 57.0 to 60.0% by mass, Al2O3 in a content falling within a range from 17.5 to 20.0% by mass, MgO in a content falling within a range from 8.5 to 12.0% by mass, CaO in a content falling within a range from 10.0 to 13.0% by mass and B2O3 in a content falling within a range from 0.5 to 1.5% by mass, the total content of SiO2, Al2O3, MgO and CaO being 98.0% by mass or more.

3. 发明申请

US20150011374A1 Glass Fiber 有权
标题翻译：玻璃纤维
公开(公告)号：US20150011374A1
公开(公告)日：2015-01-08
申请号：US14466310
申请日：2014-08-22
申请人： NITTO BOSEKI CO., LTD.
发明人： Takashi Nonaka , Hiroshi Kanno , Takamichi Inaba
IPC分类号： C03C13/00
CPC分类号： C03C13/006 , C03C3/087 , C03C10/0045 , C03C13/00 , C03C13/06 , C03C2213/00
摘要： There is provided a glass fiber comprising the SiO2 content is 57.0 to 63.0% by weight; the Al2O3 content is 19.0 to 23.0% by weight; the MgO content is 10.0 to 15.0% by weight; the CaO content is 4.0 to 11.0% by weight; and the total content of SiO2, Al2O3, MgO and CaO is 99.5% by weight or higher based on the total weight.
摘要翻译：提供了包含SiO 2含量为57.0至63.0重量％的玻璃纤维; Al2O3含量为19.0〜23.0重量％ MgO含量为10.0〜15.0重量％ CaO含量为4.0〜11.0重量％ SiO 2，Al 2 O 3，MgO，CaO的总含量为99.5重量％以上。

4. 发明申请

US20140357143A1 GLASS FABRIC AND GLASS FIBER SHEET MATERIAL USING SAME 审中-公开
标题翻译：玻璃纤维和玻璃纤维板材料使用相同
公开(公告)号：US20140357143A1
公开(公告)日：2014-12-04
申请号：US14362657
申请日：2012-12-04
申请人： NITTO BOSEKI CO., LTD.
发明人： Takashi Nonaka , Takao Sato
IPC分类号： D03D15/00 , C03C13/00 , C03C25/26
摘要： The present invention provides a glass fabric excellent in strength and modulus of elasticity, and a glass fiber sheet material using the same. The glass fabric is obtained by weaving glass yarns produced by bundling the glass fibers of 3 to 6 pm in fiber diameter, spun from a molten glass prepared by melting a glass composition as a raw material for the glass fibers. The glass fibers have a composition wherein the content of SiO2 is 57.0 to 63.0% by mass, the content of Al2O3 is 19.0 to 23.0% by mass, the content of MgO is 10.0 to 15.0% by mass and the content of CaO is 5.5 to 11.0% by mass, based on the total amount of the glass fibers, and the ratio of the content of MgO to the content of CaO, MgO/CaO falls within a range from 0.8 to 2.0.
摘要翻译：本发明提供了强度和弹性模量优异的玻璃纤维织物以及使用其的玻璃纤维片材。玻璃织物是通过将通过熔融纤维直径为3至6μm的玻璃纤维制成的玻璃丝编织而成的，该玻璃丝是通过熔化作为玻璃纤维原料的玻璃组合物制备的熔融玻璃纺丝的。玻璃纤维具有SiO 2含量为57.0〜63.0质量％，Al 2 O 3的含量为19.0〜23.0质量％，MgO的含量为10.0〜15.0质量％，CaO的含量为5.5〜相对于玻璃纤维的总量为11.0质量％，MgO的含有率与CaO的含量的比例，MgO / CaO落在0.8〜2.0的范围内。

5. 发明授权

US11565966B2 Glass composition for glass fiber, glass fiber, and glass fiber-reinforced resin composition using same 有权
公开(公告)号：US11565966B2
公开(公告)日：2023-01-31
申请号：US16622345
申请日：2018-07-20
申请人： NITTO BOSEKI CO., LTD.
发明人： Takanobu Hosokawa , Hiroyuki Yabe , Tadashi Kurita , Takashi Nonaka
IPC分类号： C03C13/00 , C03C3/118 , C08J5/04
摘要： Provided is a glass composition for glass fiber having a low dielectric constant and a low dielectric loss tangent, suppressing occurrence of phase separation, and reducing viscosity at high temperatures. The glass composition for glass fiber includes: SiO2 in the range of 52.0 to 59.5% by mass; B2O3 in the range of 17.5 to 25.5% by mass; Al2O3 in the range of 9.0 to 14.0% by mass; SrO in the range of 0.5 to 6.0% by mass; MgO in the range of 1.0 to 5.0% by mass; and CaO in the range of 1.0 to 5.0% by mass, and includes F2 and Cl2 in the range of 0.1 to 2.5% by mass in total, with respect to the total amount.

6. 发明授权

US09227870B2 Glass fiber 有权
标题翻译：玻璃纤维
公开(公告)号：US09227870B2
公开(公告)日：2016-01-05
申请号：US14466310
申请日：2014-08-22
申请人： NITTO BOSEKI CO., LTD.
发明人： Takashi Nonaka , Hiroshi Kanno , Takamichi Inaba
IPC分类号： C03C13/00 , C03C13/06 , C03C3/087 , C03C10/00
CPC分类号： C03C13/006 , C03C3/087 , C03C10/0045 , C03C13/00 , C03C13/06 , C03C2213/00
摘要： There is provided a glass fiber comprising the SiO2 content is 57.0 to 63.0% by weight; the Al2O3 content is 19.0 to 23.0% by weight; the MgO content is 10.0 to 15.0% by weight; the CaO content is 4.0 to 11.0% by weight; and the total content of SiO2, Al2O3, MgO and CaO is 99.5% by weight or higher based on the total weight.
摘要翻译：提供了包含SiO 2含量为57.0至63.0重量％的玻璃纤维; Al2O3含量为19.0〜23.0重量％ MgO含量为10.0〜15.0重量％ CaO含量为4.0〜11.0重量％ SiO 2，Al 2 O 3，MgO，CaO的总含量为99.5重量％以上。

7. 发明授权

US11565967B2 Glass composition for glass fibers, glass fibers, glass fiber fabric, and glass fiber-reinforced resin composition 有权
公开(公告)号：US11565967B2
公开(公告)日：2023-01-31
申请号：US17623068
申请日：2020-12-24
申请人： NITTO BOSEKI CO., LTD.
发明人： Masaru Urushizaki , Takanobu Hosokawa , Takashi Nonaka
IPC分类号： C03C13/00 , C03C3/118 , C03C3/091 , C03C13/04
摘要： A glass composition for glass fiber includes SiO2 in the range of 52.0% by mass or more and 56.0% by mass or less; B2O3 in the range of 21.0% by mass or more and 24.5% by mass or less; Al2O3 in the range of 9.5% by mass or more and 13.0% by mass or less; MgO in the range of 0% by mass or more and less than 1.0% by mass; CaO in the range of 0.5% by mass or more and 5.5% by mass or less; SrO in the range of 0.5% by mass or more and 6.0% by mass or less; and TiO2 in the range of 0.1% by mass or more and 3.0% by mass or less; and includes F2 and Cl2 in the range of 0.1% by mass or more and 2.0% by mass or less in total, with respect to the total amount.

8. 发明授权

US09416235B2 Long-fiber-reinforced thermoplastic resin preform and fiber-reinforced resin compact using same 有权
标题翻译：长纤维增强热塑性树脂预成型体和使用其的纤维增强树脂紧凑件
公开(公告)号：US09416235B2
公开(公告)日：2016-08-16
申请号：US14362678
申请日：2012-12-04
申请人： NITTO BOSEKI CO., LTD.
发明人： Takashi Nonaka , Hiroyasu Aihara
IPC分类号： C08J5/04 , C08K3/40 , B29B9/14 , B29B11/02 , C03C3/087 , C03C13/00 , C03C25/16 , C03C25/32
CPC分类号： C08J5/043 , B29B9/14 , B29B11/02 , C03C3/087 , C03C13/00 , C03C25/16 , C03C25/328 , C08J2300/22 , C08K3/40
摘要： Provided is a long-fiber-reinforced thermoplastic resin preform including glass fibers excellent in strength and modulus of elasticity and easily produced and a long-fiber-reinforced resin compact excellent in strength and modulus of elasticity. The long-fiber-reinforced thermoplastic resin preform is produced by cutting to a predetermined length glass fiber bundles impregnated with a thermoplastic resin and holding the thermoplastic resin around the glass fiber bundles, and includes the glass fiber bundles as long fiber bundles. The glass fiber bundles are formed by bundling glass fibers. The glass fibers have a composition wherein the content of SiO2 is 57.0 to 63.0% by mass, the content of Al2O3 is 19.0 to 23.0% by mass, the content of MgO is 10.0 to 15.0% by mass and the content of CaO is 5.5 to 11.0% by mass, and the ratio MgO/CaO is 0.8 to 2.0.
摘要翻译：本发明提供一种长纤维增强热塑性树脂预成型体，其具有优异的强度和弹性模量以及易于制造的玻璃纤维和强度和弹性模量优异的长纤维强化树脂制成品。长纤维增强热塑性树脂预成型体通过切割成浸渍有热塑性树脂的预定长度的玻璃纤维束并将热塑性树脂保持在玻璃纤维束周围，并且包括作为长纤维束的玻璃纤维束而制造。玻璃纤维束通过玻璃纤维捆扎而形成。玻璃纤维具有SiO 2含量为57.0〜63.0质量％，Al 2 O 3的含量为19.0〜23.0质量％，MgO的含量为10.0〜15.0质量％，CaO的含量为5.5〜 11.0质量％，MgO / CaO的比例为0.8〜2.0。

9. 发明授权

US09242892B2 Glass fibers having non-circular cross sections, and fiber-reinforced resin compact using same 有权
标题翻译：具有非圆形横截面的玻璃纤维和使用其的纤维增强树脂紧凑件
公开(公告)号：US09242892B2
公开(公告)日：2016-01-26
申请号：US14362443
申请日：2012-12-04
申请人： NITTO BOSEKI CO., LTD.
发明人： Takashi Nonaka , Tsunefumi Aizawa
IPC分类号： C03C13/00 , C03C3/087 , C08K7/14 , C03C14/00 , C03C25/10 , B29C45/00
CPC分类号： C03C13/006 , B29C45/0005 , C03C3/087 , C03C13/00 , C03C14/008 , C03C25/1095 , C08K7/14 , Y10T428/2973 , Y10T428/2976
摘要： Glass fibers having non-circular cross sections, excellent strength and excellent modulus of elasticity, and a fiber-reinforced resin compact using the same are provided. The glass fibers having non-circular cross sections are obtained by spinning the molten glass prepared by melting a glass composition as a raw material for the glass fibers. The glass fibers have a composition in which the content of SiO2 is 57.0 to 63.0% by mass, the content of Al2O3 is 19.0 to 23.0% by mass, the content of MgO is 10.0 to 15.0% by mass and the content of CaO is 5.5 to 11.0% by mass, in relation to the total amount of the glass fibers, and the ratio of the content of MgO to the content of CaO, MgO/CaO falls within a range from 0.8 to 2.0.
摘要翻译：提供具有非圆形横截面，优异的强度和优异的弹性模量的玻璃纤维，以及使用该玻璃纤维的纤维增强树脂压块。具有非圆形截面的玻璃纤维通过将通过熔化作为玻璃纤维的原料的玻璃组合物制备的熔融玻璃纺丝而获得。玻璃纤维具有SiO 2含量为57.0〜63.0质量％，Al 2 O 3的含量为19.0〜23.0质量％，MgO的含量为10.0〜15.0质量％，CaO含量为5.5的组成至11.0质量％，相对于玻璃纤维的总量，MgO的含量与CaO的含量的比例，MgO / CaO落在0.8〜2.0的范围内。

10. 发明申请

US20140364554A1 LONG-FIBER-REINFORCED THERMOPLASTIC RESIN PREFORM AND FIBER-REINFORCED RESIN COMPACT USING SAME 有权
标题翻译：长纤维增强热塑性树脂预制品和纤维增强树脂紧固使用相同
公开(公告)号：US20140364554A1
公开(公告)日：2014-12-11
申请号：US14362678
申请日：2012-12-04
申请人： NITTO BOSEKI CO., LTD.
发明人： Takashi Nonaka , Hiroyasu Aihara
IPC分类号： C08J5/04
CPC分类号： C08J5/043 , B29B9/14 , B29B11/02 , C03C3/087 , C03C13/00 , C03C25/16 , C03C25/328 , C08J2300/22 , C08K3/40
摘要： Provided is a long-fiber-reinforced thermoplastic resin preform including glass fibers excellent in strength and modulus of elasticity and easily produced and a long-fiber-reinforced resin compact excellent in strength and modulus of elasticity. The long-fiber-reinforced thermoplastic resin preform is produced by cutting to a predetermined length glass fiber bundles impregnated with a thermoplastic resin and holding the thermoplastic resin around the glass fiber bundles, and includes the glass fiber bundles as long fiber bundles. The glass fiber bundles are formed by bundling glass fibers. The glass fibers have a composition wherein the content of SiO2 is 57.0 to 63.0% by mass, the content of Al2O3 is 19.0 to 23.0% by mass, the content of MgO is 10.0 to 15.0% by mass and the content of CaO is 5.5 to 11.0% by mass, and the ratio MgO/CaO is 0.8 to 2.0.
摘要翻译：本发明提供一种长纤维增强热塑性树脂预成型体，其具有优异的强度和弹性模量以及易于制造的玻璃纤维和强度和弹性模量优异的长纤维强化树脂制成品。长纤维增强热塑性树脂预成型体通过切割预定长度的浸渍有热塑性树脂的玻璃纤维束并将热塑性树脂保持在玻璃纤维束周围，并且包括作为长纤维束的玻璃纤维束而制造。玻璃纤维束通过玻璃纤维捆扎而形成。玻璃纤维具有SiO 2含量为57.0〜63.0质量％，Al 2 O 3的含量为19.0〜23.0质量％，MgO的含量为10.0〜15.0质量％，CaO的含量为5.5〜 11.0质量％，MgO / CaO的比例为0.8〜2.0。

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