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公开(公告)号：US07876991B2
公开(公告)日：2011-01-25
申请号：US12235123
申请日：2008-09-22
申请人： Yasuo Nakajima , Kouji Mochizuki , Hiroki Tanaka
发明人： Yasuo Nakajima , Kouji Mochizuki , Hiroki Tanaka
IPC分类号： G02B6/02
CPC分类号： G02B6/4482 , G02B6/02395 , G02B6/4403
摘要： An optical fiber which reduces transmission loss increase even in a high humidity environment or under water is provided. To solve the above issue, an optical fiber according to the present invention comprises a glass optical fiber coated with at least two coating layers, soft and hard layers. The optical fiber is further coated by a colored resin to make a colored optical fiber. The hard layer and the color layer of the colored optical fiber have a free volume radius of at least 0.290 nm according to positron annihilation lifetime spectroscopy.
摘要翻译： 提供即使在高湿度环境或水下也能降低传输损耗的光纤。 为了解决上述问题，根据本发明的光纤包括涂覆有至少两个涂层的软玻璃光纤和软层和硬层。 光纤被着色树脂进一步涂覆以制成着色光纤。 根据正电子湮没寿命光谱，有色光纤的硬层和彩色层的自由体积半径至少为0.290nm。
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公开(公告)号：US20090022461A1
公开(公告)日：2009-01-22
申请号：US12235123
申请日：2008-09-22
申请人： Yasuo NAKAJIMA , Kouji Mochizuki , Hiroki Tanaka
发明人： Yasuo NAKAJIMA , Kouji Mochizuki , Hiroki Tanaka
CPC分类号： G02B6/4482 , G02B6/02395 , G02B6/4403
摘要： An optical fiber which reduces transmission loss increase even in a high humidity environment or under water is provided. To solve the above issue, an optical fiber according to the present invention comprises a glass optical fiber coated with at least two coating layers, soft and hard layers. The optical fiber is further coated by a colored resin to make a colored optical fiber. The hard layer and the color layer of the colored optical fiber have a free volume radius of at least 0.290 nm according to positron annihilation lifetime spectroscopy.
摘要翻译： 提供即使在高湿度环境或水下也能降低传输损耗的光纤。 为了解决上述问题，根据本发明的光纤包括涂覆有至少两个涂层的软玻璃光纤和软层和硬层。 光纤被着色树脂进一步涂覆以制成着色光纤。 根据正电子湮没寿命光谱，有色光纤的硬层和彩色层的自由体积半径至少为0.290nm。
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公开(公告)号：US20100046900A1
公开(公告)日：2010-02-25
申请号：US11794253
申请日：2006-08-10
IPC分类号： G02B6/036
CPC分类号： G02B6/4402 , C03C25/1065 , G02B6/4404
摘要： The present invention provides an optical fiber in which composites constructing its coating are not complicated, so, there is also little constraint in view of production, and, moreover, delamination between a glass optical fiber and a primary layer, and a bubble in the primary layer hardly arise. The optical fiber of the present invention is an optical fiber which has a glass optical fiber which has a core 1, which passes an optical signal, in a center portion, and a cladding 2 surrounding this, a primary protective layer 3 made to coat the glass optical fiber, a secondary protective layer 4 applied on this primary protective layer 3, and a third protective layer 5 applied to an outer periphery of this secondary protective layer 4, wherein glass transition temperature of the primary protective layer 3 is made to be higher than −20° C. and 10° C. or lower, glass transition temperature of the secondary protective layer 4 is made to be −10° C. or less, and the glass transition temperature of the primary protective layer 3 is set higher than that of the secondary protective layer 4.
摘要翻译： 本发明提供了一种构成其涂层的复合材料并不复杂的光纤，因此在生产方面也受到限制，此外，玻璃光纤与初级层之间的分层以及初级层的气泡 层几乎不出现。 本发明的光纤是具有玻璃光纤的光纤，该玻璃光纤具有芯1，中心部分通过光信号，围绕该光信号的包层2，形成为覆盖该第一保护层3的主保护层3 玻璃光纤，施加在该主保护层3上的二次保护层4，以及施加到该二次保护层4的外周的第三保护层5，使主保护层3的玻璃化转变温度高 低于-20℃，10℃以下，二次保护层4的玻璃化转变温度为-10℃以下，初级保护层3的玻璃化转变温度高于 二次保护层4。
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公开(公告)号：US07551825B2
公开(公告)日：2009-06-23
申请号：US12003435
申请日：2007-12-26
申请人： Yasuo Nakajima , Kouji Mochizuki , Hiroki Tanaka , Tetsuo Sato
发明人： Yasuo Nakajima , Kouji Mochizuki , Hiroki Tanaka , Tetsuo Sato
IPC分类号： G02B6/00
CPC分类号： G01M11/088 , G02B6/4403 , G02B6/4494
摘要： A colored optical fiber whose transmission loss hardly increases even in a high humidity condition or water-immersed condition is provided. The colored optical fiber according to the present invention is a colored optical fiber having a colored coating layer on a circumference of an optical fiber having at least two coating layers on a circumference of a glass optical fiber, characterized in that a difference in each amount of thermal expansion in an outer diameter direction between the optical fiber and a coating layer obtained by removing the glass optical fiber from the optical fiber in a temperature range from −100° C. to 100° C. is 1.8 μm or less.
摘要翻译： 提供了即使在高湿度条件或水浸条件下传输损耗几乎不增加的有色光纤。 根据本发明的着色光纤是在玻璃光纤的圆周上具有至少两个涂层的光纤的圆周上具有着色涂层的着色光纤，其特征在于，每个量的 在-100℃〜100℃的温度范围内，通过从光纤中除去玻璃光纤而得到的光纤与被覆层之间的外径方向的热膨胀为1.8μm以下。
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公开(公告)号：US07978948B2
公开(公告)日：2011-07-12
申请号：US11661670
申请日：2006-09-08
IPC分类号： G02B6/02
CPC分类号： G02B6/4482 , G02B6/02395 , G02B6/4403
摘要： The present invention relates to an optical fiber accommodated in an optical fiber cable, and more particularly, to an optical fiber which optimizes optical fiber coating resin and color resin and restrains an increase in transmission loss of the optical fiber due to an operating environment and aged deterioration and provides an optical fiber and optical fiber ribbon without any increase of transmission loss irrespective of the operating environment and aged deterioration, and especially when exposed to water or high humidity.The optical fiber is an optical fiber coated with at least two layers of coating resin, wherein the outermost coated coating resin is a colored layer made of color resin and when the optical fiber is immersed in water which is heated to 60° C. for 168 hours, an extraction rate of the coating resin of the optical fiber is set to 1.5 mass percent or below.
摘要翻译： 本发明涉及容纳在光纤电缆中的光纤，更具体地说，涉及一种优化光纤涂层树脂和着色树脂的光纤，并且抑制由于操作环境和老化而导致的光纤的传输损耗的增加 劣化并且提供光纤和光纤带，而不管操作环境和老化劣化，特别是当暴露于水或高湿度时，传输损失不会增加。 光纤是涂覆有至少两层涂层树脂的光纤，其中最外涂层涂层树脂是由彩色树脂制成的着色层，当光纤浸入加热到60℃的水中时，168 小时，将光纤的涂布树脂的提取速度设定为1.5质量％以下。
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公开(公告)号：US08571372B2
公开(公告)日：2013-10-29
申请号：US13101377
申请日：2011-05-05
CPC分类号： G02B6/4482 , G02B6/02395 , G02B6/4403
摘要： The present invention provides an optical fiber in which the transmission loss increase is suppressed even under a high-humidity condition or under a water-immersed condition. A colored optical fiber (22) according to an embodiment of the present invention is a colored optical fiber (22) formed by applying a colored layer to an optical fiber (14) including a glass optical fiber coated with at least a double-layered coating layer of a soft layer and a hard layer, and the ratio of thermal expansion coefficient between the coating layer after the colored layer of the colored optical fiber (22) is applied and the coating layer of the optical fiber (14) before the colored layer is applied is 0.87 or more. Furthermore, an optical fiber ribbon (32) according to another embodiment of the present invention is an optical fiber (32) formed by arranging a plurality of the colored optical fiber (22) in the form of a plane and coating them all together with a ribbon resin and the ratio of thermal expansion coefficient between the coating layer after the colored layer of the colored optical fiber (22) is applied and the coating layer of the optical fiber before the colored layer is applied is 0.90 or more.
摘要翻译： 本发明提供即使在高湿度条件下或在水浸条件下也能够抑制传输损失增加的光纤。 根据本发明的实施例的着色光纤（22）是通过将着色层施加到包括至少涂覆有双层涂层的玻璃光纤的光纤（14）而形成的着色光纤（22） 软层和硬层的层，并且施加着色光纤（22）的着色层之后的涂层之间的热膨胀系数与光纤（14）的涂层之间的着色层 被应用为0.87以上。 此外，根据本发明的另一实施例的光纤带（32）是通过将多个着色光纤（22）以平面形式布置并且将它们全部涂覆在一起而形成的光纤（32） 带状树脂，着色光纤（22）的着色层之后的涂层之间的热膨胀系数与涂布着色层之前的光纤涂层的比例为0.90以上。
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公开(公告)号：US08295666B2
公开(公告)日：2012-10-23
申请号：US12626814
申请日：2009-11-27
申请人： Yasuo Nakajima , Hiroki Tanaka , Kouji Mochizuki
发明人： Yasuo Nakajima , Hiroki Tanaka , Kouji Mochizuki
CPC分类号： C03C25/1065 , G02B6/02395 , G02B6/4403
摘要： A coated optical fiber of the present invention comprises a glass fiber coated by at least two coating layers (a soft layer and a hard layer), wherein the glass surface of the glass fiber, where the at least two coating layers of the optical fiber are removed, has a peak intensity ratio of 0.6 or more in C3H7O+ (m/z 59) or C4H9O+ (m/z 73) with respect to Si+ (m/z 28) peak in cation analysis of TOF-SIMS. The optical fiber suppresses increase in its transmission loss even when it is exposed to a high-humidity environment or immersed in water.
摘要翻译： 本发明的涂覆光纤包括由至少两层涂层（软层和硬层）涂覆的玻璃纤维，其中玻璃纤维的玻璃表面，其中光纤的至少两层涂层为 在TOF-SIMS的阳离子分析中，在C3H7O +（m / z59）或C4H9O +（m / z73）相对于Si +（m / z 28）峰的峰强度比为0.6以上。 即使在暴露于高湿环境或浸入水中时，光纤也抑制了传输损耗的增加。
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公开(公告)号：US08111964B2
公开(公告)日：2012-02-07
申请号：US11794253
申请日：2006-08-10
IPC分类号： G02B6/02
CPC分类号： G02B6/4402 , C03C25/1065 , G02B6/4404
摘要： The present invention provides an optical fiber in which composites constructing its coating are not complicated, so, there is also little constraint in view of production, and, moreover, delamination between a glass optical fiber and a primary layer, and a bubble in the primary layer hardly arise. The optical fiber of the present invention is an optical fiber which has a glass optical fiber which has a core 1, which passes an optical signal, in a center portion, and a cladding 2 surrounding this, a primary protective layer 3 made to coat the glass optical fiber, a secondary protective layer 4 applied on this primary protective layer 3, and a third protective layer 5 applied to an outer periphery of this secondary protective layer 4, wherein glass transition temperature of the primary protective layer 3 is made to be higher than −20° C. and 10° C. or lower, glass transition temperature of the secondary protective layer 4 is made to be −10° C. or less, and the glass transition temperature of the primary protective layer 3 is set higher than that of the secondary protective layer 4.
摘要翻译： 本发明提供了一种构成其涂层的复合材料并不复杂的光纤，因此在生产方面也受到限制，此外，玻璃光纤与初级层之间的分层以及初级层的气泡 层几乎不出现。 本发明的光纤是具有玻璃光纤的光纤，该玻璃光纤具有芯1，中心部分通过光信号，围绕该光信号的包层2，形成为覆盖该第一保护层3的主保护层3 玻璃光纤，施加在该主保护层3上的二次保护层4，以及施加到该二次保护层4的外周的第三保护层5，使主保护层3的玻璃化转变温度高 低于-20℃，10℃以下，二次保护层4的玻璃化转变温度为-10℃以下，初级保护层3的玻璃化转变温度高于 二次保护层4。
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公开(公告)号：US20110274396A1
公开(公告)日：2011-11-10
申请号：US13101377
申请日：2011-05-05
CPC分类号： G02B6/4482 , G02B6/02395 , G02B6/4403
摘要： The present invention provides an optical fiber in which the transmission loss increase is suppressed even under a high-humidity condition or under a water-immersed condition. A colored optical fiber (22) according to an embodiment of the present invention is a colored optical fiber (22) formed by applying a colored layer to an optical fiber (14) including a glass optical fiber coated with at least a double-layered coating layer of a soft layer and a hard layer, and the ratio of thermal expansion coefficient between the coating layer after the colored layer of the colored optical fiber (22) is applied and the coating layer of the optical fiber (14) before the colored layer is applied is 0.87 or more. Furthermore, an optical fiber ribbon (32) according to another embodiment of the present invention is an optical fiber (32) formed by arranging a plurality of the colored optical fiber (22) in the form of a plane and coating them all together with a ribbon resin and the ratio of thermal expansion coefficient between the coating layer after the colored layer of the colored optical fiber (22) is applied and the coating layer of the optical fiber before the colored layer is applied is 0.90 or more.
摘要翻译： 本发明提供即使在高湿度条件下或在水浸条件下即可抑制传输损失增加的光纤。 根据本发明的实施例的着色光纤（22）是通过将着色层施加到包括至少涂覆有双层涂层的玻璃光纤的光纤（14）而形成的着色光纤（22） 软层和硬层的层，并且施加着色光纤（22）的着色层之后的涂层之间的热膨胀系数与光纤（14）的涂层之前的着色层 被应用为0.87以上。 此外，根据本发明的另一实施例的光纤带（32）是通过将多个着色光纤（22）以平面形式布置并且将它们全部涂覆在一起而形成的光纤（32） 带状树脂，着色光纤（22）的着色层之后的涂层之间的热膨胀系数与涂布着色层之前的光纤涂层的比例为0.90以上。
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公开(公告)号：US20100266257A1
公开(公告)日：2010-10-21
申请号：US12770807
申请日：2010-04-30
申请人： Yasuo NAKAJIMA , Hiroki Tanaka , Kouji Mochizuki
发明人： Yasuo NAKAJIMA , Hiroki Tanaka , Kouji Mochizuki
IPC分类号： G02B6/00
CPC分类号： G01M11/088 , C03C25/1065 , G02B6/02395
摘要： An optical fiber, which is less likely to increase its transmission loss even when it is exposed to a high-humidity environment or immersed in water, is provided. The optical fiber comprises a glass fiber and at least two coating layers (a soft layer and a hard layer) coated at the circumference of the glass fiber, wherein the limit-adhesion strength between the glass fiber and the coating layer under a hot and humid environment is 0.50N/10 mm or more. Preferably, the glass-transition temperature of the hard layer is less than 90° C.
摘要翻译： 提供了即使在暴露于高湿度环境或浸入水中时也不太可能增加其传输损失的光纤。 该光纤包括玻璃纤维和在玻璃纤维周围涂覆的至少两层涂层（软层和硬质层），其中玻璃纤维与涂层在热湿度下的极限粘附强度 环境为0.50N / 10mm以上。 优选地，硬质层的玻璃化转变温度低于90℃
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