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1. 发明申请

WO2007073754A1 METHOD AND APPARATUS FOR THE PRODUCTION OF OPTICAL FIBERS WITH REDUCED POLARIZATION MODE DISPERSION 审中-公开
标题翻译：用于生产具有降低极化模式分散度的光纤的方法和装置
公开(公告)号：WO2007073754A1
公开(公告)日：2007-07-05
申请号：PCT/EP2005/013998
申请日：2005-12-23
申请人： PRYSMIAN CAVI E SISTEMI ENERGIA S.R.L. , PATA, Roberto , ROBA, Giacomo, Stefano , SARCHI, Davide , TEDESCHI, Marco
发明人： PATA, Roberto , ROBA, Giacomo, Stefano , SARCHI, Davide , TEDESCHI, Marco
IPC分类号： C03B37/03 , C03B37/027
CPC分类号： C03B37/032 , C03B37/02745 , C03B2203/19 , C03B2203/36 , C03B2205/06
摘要： A method and apparatus for manufacturing an optical fiber comprising the steps and/or means of: drawing a fiber from a heated preform, by applying a pulling force to the fiber; spinning the fiber while it is drawn, wherein the step of spinning the fiber comprises the sub-steps of winding the fiber on a spin roller by a winding arc, Such that a friction force is generated between the fiber and the spin roller resulting from said winding arc and from said pulling force; axially displacing said spin roller such that the fiber is caused to roll over the spin roller surface by said friction force.
摘要翻译：一种用于制造光纤的方法和装置，包括以下步骤和/或手段：通过对纤维施加拉力从加热的预成型件拉伸纤维; 在拉伸时纺丝纤维，其中纺丝纤维的步骤包括通过缠绕弧将纤维缠绕在纺丝辊上的子步骤，从而在纤维和纺丝辊之间产生摩擦力，所述摩擦力由所述绕组电弧和拉力; 轴向移动所述纺丝辊，使得纤维通过所述摩擦力在所述纺丝辊表面上滚动。

2. 发明申请

WO2004050573A1 PROCESS FOR PRODUCING AN OPTICAL FIBER HAVING A LOW POLARIZATION MODE DISPERSION 审中-公开
标题翻译：用于生产具有低极化模式分布的光纤的方法
公开(公告)号：WO2004050573A1
公开(公告)日：2004-06-17
申请号：PCT/EP2002/010737
申请日：2002-09-25
申请人： ROBA, Giacomo, Stefano , SARCHI, Davide
发明人： ROBA, Giacomo, Stefano , SARCHI, Davide
IPC分类号： C03B37/03
CPC分类号： B65H49/02 , C03B37/02745 , C03B37/032 , C03B37/12 , C03B2203/19 , C03B2203/20 , C03B2203/36 , C03B2205/06 , G02B6/02285
摘要： An Apparatus for producing a low-PMD optical fiber, comprises a furnace (6) for melting a lower portion of an optical preform (3); a traction device (8) for pulling an optical fiber (4) from said lower portion of an optical preform; a spinning device (20) for imparting a substantially constant and unidirectional spin to the optical fiber as it is pulled, which causes the fiber to undergo an elastic torsion; a winding device (9) for winding the optical fiber onto a reel (10); and a twisting device (40) for imparting to the spun optical fiber a unidirectinal twist in a direction opposite said elastic torsion, so as to control the residual twist in the optical fiber.
摘要翻译：一种用于生产低PMD光纤的设备，包括用于熔化光学预型件（3）的下部的炉（6）。用于从光学预型件的所述下部拉动光纤（4）的牵引装置（8）旋转装置（20），用于在被拉动时使光纤基本上恒定且单向旋转，这导致纤维经受弹性扭转; 用于将光纤卷绕到卷轴（10）上的卷绕装置（9）; 以及扭转装置（40），用于使所述纺丝光纤在与所述弹性扭转相反的方向上具有单向扭转，以便控制所述光纤中的残余扭曲。

3. 发明申请

WO2004028989A1 OPTICAL FIBER HAVING A LOW POLARIZATION MODE DISPERSION AND PROCESS AND APPARATUS FOR PRODUCING IT 审中-公开
标题翻译：具有低极化模式分散度的光纤和用于生产它的工艺和设备
公开(公告)号：WO2004028989A1
公开(公告)日：2004-04-08
申请号：PCT/EP2003/010517
申请日：2003-09-22
申请人： PIRELLI & C. S.P.A. , ROBA, Giacomo, Stefano , SARCHI, Davide , TRAVAGNIN, Martino , DEBUT, Alexis
发明人： ROBA, Giacomo, Stefano , SARCHI, Davide , TRAVAGNIN, Martino , DEBUT, Alexis
IPC分类号： C03B37/03
CPC分类号： B65H49/02 , C03B37/02745 , C03B37/032 , C03B37/12 , C03B2203/19 , C03B2203/20 , C03B2203/36 , C03B2205/06 , G02B6/02285
摘要： An apparatus for producing a low-PMD optical fiber, comprises a furnace (6) for melting a lower portion of an optical preform (3); a traction device (8) for pulling an optical fiber (4) from said lower portion of an optical preform; a spinning device (20) for imparting a substantially constant and unidirectional spin to the optical fiber as it is pulled, which causes the fiber to undergo an elastic torsion; a winding device (9) for winding the optical fiber onto a reel (10); and a twisting device (40) for imparting to the spun optical fiber a unidirectional twist in a direction opposite said elastic torsion, so as to control the residual twist in the optical fiber. A process for producing the fiber, the optical fiber and a cable comprising the optical fiber are also claimed.
摘要翻译：一种用于生产低PMD光纤的设备，包括用于熔化光学预型件（3）的下部的炉（6）。用于从光学预型件的所述下部拉动光纤（4）的牵引装置（8）旋转装置（20），用于在被拉动时使光纤基本上恒定且单向旋转，这导致纤维经受弹性扭转; 用于将光纤卷绕到卷轴（10）上的卷绕装置（9）; 以及扭转装置（40），用于使所述纺丝光纤在与所述弹性扭转相反的方向上进行单向捻度，以便控制所述光纤中的残余扭曲。一种用于生产纤维，光纤和包括光纤的电缆的方法也被要求保护。

4. 发明申请

WO2004031091A1 OPTICAL FIBER WITH CURED POLYMERIC COATING 审中-公开
标题翻译：具有固化聚合物涂层的光纤
公开(公告)号：WO2004031091A1
公开(公告)日：2004-04-15
申请号：PCT/EP2002/011202
申请日：2002-10-07
申请人： PIRELLI & C. S.P.A. , ROBA, Giacomo, Stefano , TERRUZZI, Lidia , FOGLIANI, Sabrina , CASTELLANI, Luca , RESMINI, Emiliano , DONETTI, Rafaella , GRASSI, Lisa
发明人： ROBA, Giacomo, Stefano , TERRUZZI, Lidia , FOGLIANI, Sabrina , CASTELLANI, Luca , RESMINI, Emiliano , DONETTI, Rafaella , GRASSI, Lisa
IPC分类号： C03C25/10
CPC分类号： C09D175/16 , C03C25/106 , C08G18/672 , C08G18/48
摘要： Optical fiber comprising: a) a glass portion; b) at least one protective coating layer disposed to surround said glass portion; said protective coating layer having a modulus of elasticity value between -40 °C and +60 °C comprised between 5 MPa and 600 MPa, preferably not higher than 500 MPa, more preferably not higher than 450 MPa, much more preferably not higher than 300. Preferably, said protective coating layer is a single protective coating layer which is disposed in contact with said glass portion.
摘要翻译：光纤包括：a）玻璃部分; b）设置成围绕所述玻璃部分的至少一个保护涂层; 所述保护涂层的弹性模量值在-40℃和+ 60℃之间的值在5MPa至600MPa之间，优选不高于500MPa，更优选不高于450MPa，更优选不高于300 优选地，所述保护涂层是与所述玻璃部分接触设置的单个保护涂层。

5. 发明申请

WO2004002909A1 METHOD AND DEVICE FOR VAPORIZING A LIQUID REACTANT IN MANUFACTURING A GLASS PREFORM 审中-公开
标题翻译：用于蒸发液体反应剂制造玻璃预制件的方法和装置
公开(公告)号：WO2004002909A1
公开(公告)日：2004-01-08
申请号：PCT/EP2002/007165
申请日：2002-06-28
申请人： PIRELLI & C. S.P.A. , GALANTE, Marco , ARIMONDI, Marco , ROBA, Giacomo, Stefano , SANTI, Ilenia
发明人： GALANTE, Marco , ARIMONDI, Marco , ROBA, Giacomo, Stefano , SANTI, Ilenia
IPC分类号： C03B37/014
CPC分类号： C03B19/1415 , C03B37/01413 , C03B2207/85 , C03B2207/87 , C03B2207/88
摘要： A method and device (3) for vaporizing a liquid reactant comprises a vaporizing plate (21) having a top surface (21a) defining a liquid flow channel, the channel being laterally delimited by edges (46) having a height greater than a minimum thickness of liquid reactant required to generate vapor under film or nucleate boiling regime; a heating system (51) associated to the vaporizing plate (21) for heating the liquid reactant over a minimum temperature required to generate vapor under nucleate or, preferably, film boiling regime; a cap (23) covering the vaporizing plate to collect the vapor at a predetermined pressure and provided with a vapor exit (24); and a liquid feeder (22) to feed the liquid reactant onto the vaporizing plate (21).
摘要翻译：用于蒸发液体反应物的方法和装置（3）包括具有限定液体流动通道的顶部表面（21a）的蒸发板（21），该通道由具有大于最小厚度的高度的边缘（46）横向界定液体反应物在薄膜或核沸腾状态下产生蒸气所需的; 与气化板（21）相关联的加热系统（51），用于在成核或优选薄膜沸腾状态下在产生蒸气所需的最低温度下加热液体反应物; 覆盖所述汽化板的盖（23），以在预定压力下收集蒸气并设置有蒸气出口（24）; 以及将液体反应物进料到蒸发板（21）上的液体进料器（22）。

6. 发明申请

WO2003091177A1 OPTICAL FIBER WITH REDUCED ATTENUATION LOSS 审中-公开
标题翻译：具有减少衰减损失的光纤
公开(公告)号：WO2003091177A1
公开(公告)日：2003-11-06
申请号：PCT/EP2002/004512
申请日：2002-04-24
申请人： PIRELLI S.P.A. , ROBA, Giacomo, Stefano , ARIMONDI, Marco , TERRUZZI, Lidia , FOGLIANI, Sabrina , NAGELVOORT, Sandra, Joanna , VAN EEKELEN, Johannes, Adrianus , ABEL, Adrianus, Gijsbertus, Maria , GEUS, Gouke, Dirk, Jan , ALKEMA, Duurt, Pieter, Willem
发明人： ROBA, Giacomo, Stefano , ARIMONDI, Marco , TERRUZZI, Lidia , FOGLIANI, Sabrina , NAGELVOORT, Sandra, Joanna , VAN EEKELEN, Johannes, Adrianus , ABEL, Adrianus, Gijsbertus, Maria , GEUS, Gouke, Dirk, Jan , ALKEMA, Duurt, Pieter, Willem
IPC分类号： C03C25/10
CPC分类号： G02B6/02033 , C03C25/106 , G02B1/048 , G02B6/02395 , C08L75/04
摘要： Optical fiber comprising an internal glass portion, a first coating layer disposed to surround said glass portion and a second coating layer disposed to surround said first coating layer, wherein said first coating layer is formed from a cured polymeric material obtained by curing a radiation curable composition comprising a radiation curable oligomer comprising a backbone derived from polypropylene glycol and a dimer acid based polyester polyol, said cured polymeric material having: (a) a hardening temperature (Th) of from -10 °C to about -20° and a modulus measured at said Th lower than 5.0 MPa; or (b) a hardening temperature (Th) of from20 °C to about -30° and a modulus measured at said Th lower than 20.0 MPa; or (c) a hardening temperature (Th) lower than about -30 °C and a modulus measured at said Th lower than 70.0 MPa.
摘要翻译：包括内玻璃部分的光纤，围绕所述玻璃部分设置的第一涂层和围绕所述第一涂层设置的第二涂层，其中所述第一涂层由固化的聚合材料形成，所述聚合材料通过固化可辐射固化组合物包括可聚合低聚物，其包含衍生自聚丙二醇的骨架和二聚酸基聚酯多元醇，所述固化的聚合物材料具有：（a）从-10℃至约-20℃的硬化温度（Th）和测量的模量在所述Th低于5.0MPa; 或（b）20℃至约-30℃的硬化温度（Th）和在所述Th下测量的模量低于20.0MPa; 或（c）低于约-30℃的硬化温度（Th）和在所述Th下测得的模量低于70.0MPa。

7. 发明申请

WO2003053870A1 PROCESS FOR MANUFACTURING A MICRO-STRUCTURED OPTICAL FIBRE 审中-公开
标题翻译：制造微结构光纤的工艺
公开(公告)号：WO2003053870A1
公开(公告)日：2003-07-03
申请号：PCT/EP2001/015261
申请日：2001-12-21
申请人： PIRELLI S.P.A. , ARIMONDI, Marco , ROBA, Giacomo, Stefano
发明人： ARIMONDI, Marco , ROBA, Giacomo, Stefano
IPC分类号： C03B37/016
CPC分类号： C03B37/016 , C03B19/12 , C03B2203/14 , C03B2203/42
摘要： In a process for manufacturing a micro-structured optical fibre, an intermediate preform is made by forming a sol; pouring the sol in a cylindrical mould (20) including a set of structural generating elements (22, 23) apt to define internal structural elements of the intermediate preform: transforming the sol into a gel so as to obtain a cylindrical gel body defining the intermediate preform; and removing the cylindrical intermediate preform from the mould.
摘要翻译：在制造微结构光纤的方法中，通过形成溶胶制成中间预成型体; 将溶胶倾倒在包括易于限定中间预制件的内部结构元件的一组结构产生元件（22,23）的圆柱形模具（20）中：将溶胶转化成凝胶，以获得限定中间体的圆柱形凝胶体瓶坯; 并从模具中取出圆柱形中间预成型件。

8. 发明申请

WO2003091346A1 RADIATION CURABLE COATING COMPOSITION FOR OPTICAL FIBER WITH REDUCED ATTENUATION LOSS 审中-公开
标题翻译：具有减少衰减损失的光纤的辐射可固化涂层组合物
公开(公告)号：WO2003091346A1
公开(公告)日：2003-11-06
申请号：PCT/NL2002/000275
申请日：2002-04-24
申请人： DSM IP ASSETS B.V. , NAGELVOORT, Sandra, Joanna , VAN EEKELEN, Joannes, Adrianus , ABEL, Adrianus, Gijsbertus, Maria , GEUS, Gouke, Dirk, Jan , ALKEMA, Duurt, Pieter, Willem , ROBA, Giacomo, Stefano , ARIMONDI, Marco , TERRUZZI, Lidia , FOGLIANI, Sabrina
发明人： NAGELVOORT, Sandra, Joanna , VAN EEKELEN, Joannes, Adrianus , ABEL, Adrianus, Gijsbertus, Maria , GEUS, Gouke, Dirk, Jan , ALKEMA, Duurt, Pieter, Willem , ROBA, Giacomo, Stefano , ARIMONDI, Marco , TERRUZZI, Lidia , FOGLIANI, Sabrina
IPC分类号： C09D4/06
CPC分类号： G02B1/10 , C03C25/1065 , C08F290/06 , C09D4/06
摘要： The present invention relates to a radiation curable coating composition comprising a radiation curable oligomer comprising a backbone derived from polypropylene glycol and a dimer acid based polyester polyol, wherein said coating composition, when cured, has a) a hardening temperature (Th) of from -10°C to about 20°C and a modulus measured at said Th of lower than 5.0 MPa; or b) a hardening temperature (Th) of from -20°C to about 30°C and a modulus measured at said Th of lower than 20.0 MPa; or c) a hardening temperature (Th) of lower than about 30°C and a modulus measured at said Th of lower than 70.0 MPa.
摘要翻译：本发明涉及一种可辐射固化涂料组合物，其包含可辐射固化低聚物，其包含衍生自聚丙二醇的主链和二聚酸基聚酯多元醇，其中所述涂料组合物在固化时具有a）硬化温度（Th） 10℃至约20℃，所述Th测量的模量低于5.0MPa; 或b）-20℃至约30℃的硬化温度（Th）和在所述Th下测量的模量低于20.0MPa的模量; 或c）低于约30℃的硬化温度（Th）和在所述Th下测得的模量低于70.0MPa的模量。

9. 发明申请

WO2003000609A1 DEVICE AND METHOD FOR MANUFACTURING A PREFORM FOR OPTICAL FIBRES BY CHEMICAL VAPOUR DEPOSITION 审中-公开
标题翻译：通过化学蒸气沉积制造光纤纤维的预制件的装置和方法
公开(公告)号：WO2003000609A1
公开(公告)日：2003-01-03
申请号：PCT/EP2002/006778
申请日：2002-06-19
申请人： PIRELLI CAVI E SISTEMI S.P.A. , ROBA, Giacomo, Stefano , NUTINI, Massimo , RUZZIER, Marco , VERONELLI, Franco
发明人： ROBA, Giacomo, Stefano , NUTINI, Massimo , RUZZIER, Marco , VERONELLI, Franco
IPC分类号： C03B37/014
CPC分类号： C03B37/0144 , C03B37/01202 , C03B37/01406 , C03B37/0142 , C03B37/01486 , C03B2207/62 , C03B2207/66 , Y02P40/57
摘要： A method and device for manufacturing a preform for optical fibres through chemical deposition on a substrate for deposition arranged vertically is described, comprising a chemical deposition chamber including at least one gripping member rotatably mounted about an axis Z-Z and adapted to hold at least one end of at least one elongated element constituting a substrate for chemical deposition for the formation of a preform for optical fibres. The chamber includes, moreover, at least one burner which is mobile along a direction Z substantially parallel to said axis Z-Z and adapted to deposit, on said at least one elongated element, a chemical substance for the formation of a preform and at least one suction element for collecting exhaust chemical substances, said at least one suction element being arranged on the opposite side to said at least one burner with respect to said axis Z-Z and being mobile along said direction Z. Said at least one suction element is advantageously positioned at a different height (preferably lower) with respect to that of said at least one burner to optimise the fluid dynamic conditions inside the chemical deposition chamber.
摘要翻译：描述了一种用于通过化学沉积制造用于光纤的预成型件的方法和装置，所述方法和装置用于垂直布置的用于沉积的基板上，包括化学沉积室，其包括至少一个夹持构件，所述夹持构件围绕轴线ZZ可旋转地安装，并且适于保持至少一个细长元件构成用于形成用于光纤的预成型体的用于化学沉积的基底。此外，所述腔室还包括至少一个燃烧器，所述燃烧器沿着基本上平行于所述轴线ZZ的方向Z移动并且适于在所述至少一个细长元件上沉积用于形成预成型件的化学物质，并且至少一个吸力所述至少一个抽吸元件相对于所述轴线ZZ布置在所述至少一个燃烧器的相对侧上，并且沿着所述方向Z可移动。所述至少一个吸入元件有利地位于相对于所述至少一个燃烧器的高度（优选地较低），以优化化学沉积室内的流体动力学条件。

10. 发明申请

WO2003000608A1 DEVICE FOR MANUFACTURING A PREFORM FOR OPTICAL FIBRES THROUGH CHEMICAL DEPOSITION 审中-公开
标题翻译：通过化学沉积制造光纤纤维的预制件的装置
公开(公告)号：WO2003000608A1
公开(公告)日：2003-01-03
申请号：PCT/EP2002/006694
申请日：2002-06-18
申请人： PIRELLI CAVI E SISTEMI S.P.A. , ROBA, Giacomo, Stefano , VERONELLI, Franco
发明人： ROBA, Giacomo, Stefano , VERONELLI, Franco
IPC分类号： C03B37/014
CPC分类号： C03B37/01202 , C03B37/01406 , C03B37/0142 , C03B37/0144 , C03B37/01486 , C03B2207/62 , C03B2207/66 , Y02P40/57
摘要： A device for manufacturing a preform of glass material for optical fibres comprises a chemical deposition chamber (3), at least one burner (4) mobile along a direction Z and adapted to deposit a chemical substance on at least an elongated element positioned along an axis Z-Z, at least one suction element (6) mobile along the direction Z for collecting exhaust chemical substances, a collector tube (70) associated with the at least one suction element and adapted to discharge the exhaust chemical substances outside the chemical deposition chamber through an exhaust opening (Sa) formed on a wall of the chamber, and a coupling device (73a, 73b, 76) between the collector tube and said wall at the exhaust opening, allowing sliding of the collector along the direction Z and along a direction X towards/away from the axis z-z.
摘要翻译：用于制造用于光纤的玻璃材料预制件的装置包括化学沉积室（3），至少一个沿着Z方向移动的燃烧器（4），并适于将化学物质沉积在至少一个沿轴线定位的细长元件 ZZ，沿着用于收集排气化学物质的方向Z移动的至少一个吸入元件（6），与所述至少一个吸入元件相关联的收集器管（70），并且适于通过化学沉积室在室的壁上形成的排气口（Sa）和在排气口处的收集管与所述壁之间的联接装置（73a，73b，76），允许集尘器沿着Z方向并沿X方向滑动朝向/远离轴线zz。

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