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公开(公告)号：US20190292056A1
公开(公告)日：2019-09-26
申请号：US16353324
申请日：2019-03-14
摘要： A carbon material precursor comprises an acrylamide-based polymer having a weight-average molecular weight of 10,000 to 2,000,000 and a polydispersity of the molecular weight (weight-average molecular weight/number-average molecular weight) of 5.0 or less.
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公开(公告)号：US20180038017A1
公开(公告)日：2018-02-08
申请号：US15551957
申请日：2016-04-07
CPC分类号： D01F11/06 , C08F10/00 , D01F6/04 , D01F6/30 , D01F9/21 , D01F11/124 , D06M11/80 , D06M11/82 , D06M2101/20
摘要： The present disclosure describes a method for preparing a carbonized article comprising providing a fabricated polyolefin article; crosslinking the fabricated article with a boron-containing species (BCS); stabilizing the fabricated article by air oxidation; and carbonizing the fabricated article. The present disclosure further describes preparing a stabilized article.
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公开(公告)号：US20180037713A1
公开(公告)日：2018-02-08
申请号：US15551963
申请日：2016-04-07
摘要： The present disclosure describes a method for preparing a carbonized article comprising: providing an olefin resin in a melt phase; treating the olefin resin with a boron-containing species (BCS); forming a fabricated article from the treated olefin resin; crosslinking the fabricated article; stabilizing the fabricated article by air oxidation; and carbonizing the fabricated article. The present disclosure further describes a method for preparing a stabilized article.
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4.发明授权Method for the preparation of carbon fiber from polyolefin fiber precursor, and carbon fibers made thereby 有权从聚烯烃纤维前体制备碳纤维的方法和由此制成的碳纤维公开(公告)号：US09096955B2
公开(公告)日：2015-08-04
申请号：US13628463
申请日：2012-09-27
申请人： UT-Battelle, LLC
IPC分类号： C01B31/00 , C01B31/02 , C08F8/34 , C08F8/36 , C08J7/14 , D01D5/06 , D01D5/08 , D01D5/253 , D01F9/14 , D01F9/20 , D01F11/04 , D01F11/06 , D01F9/21 , D06M11/52 , D06M13/248 , D06M11/54 , D06M13/256 , D06M13/262 , D01D5/24 , D06M11/55 , D06M101/20
CPC分类号： D01F9/21 , D01D5/24 , D01F9/10 , D06M11/52 , D06M11/54 , D06M11/55 , D06M13/248 , D06M13/256 , D06M13/262 , D06M2101/20 , D10B2101/12 , Y10T428/2918
摘要： Methods for the preparation of carbon fiber from polyolefin fiber precursor, wherein the polyolefin fiber precursor is partially sulfonated and then carbonized to produce carbon fiber. Methods for producing hollow carbon fibers, wherein the hollow core is circular- or complex-shaped, are also described. Methods for producing carbon fibers possessing a circular- or complex-shaped outer surface, which may be solid or hollow, are also described.
摘要翻译： 从聚烯烃纤维前体制备碳纤维的方法，其中聚烯烃纤维前体被部分磺化然后碳化以产生碳纤维。 还描述了其中中空芯是圆形或复合形状的中空碳纤维的制造方法。 还描述了具有圆形或复合形状外表面的碳纤维的制造方法，其可以是固体或中空的。
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公开(公告)号：US20150167201A1
公开(公告)日：2015-06-18
申请号：US14413457
申请日：2013-07-03
IPC分类号： D01F9/21
摘要： Disclosed herein are processes for preparing carbonized polymers, such as carbon fibers, comprising: sulfonating a polymer with a sulfonating agent that comprises SO3 gas to form a sulfonated polymer; treating the sulfonated polymer with a heated solvent, wherein the temperature of said solvent is at least 95° C.; and carbonizing the resulting product by heating it to a temperature of 500-3000° C.
摘要翻译： 本文公开了制备碳化聚合物如碳纤维的方法，其包括：用包含SO 3气体的磺化剂磺化聚合物以形成磺化聚合物; 用加热的溶剂处理磺化聚合物，其中所述溶剂的温度为至少95℃。 并将所得产物加热至500-3000℃的温度进行碳化。
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6.发明授权Method of producing hybrid nano-filament electrodes for lithium metal or lithium ion batteries 有权生产锂金属或锂离子电池用混合纳米丝电极的方法公开(公告)号：US08906447B2
公开(公告)日：2014-12-09
申请号：US12077520
申请日：2008-03-20
申请人： Aruna Zhamu , Bor Z. Jang
发明人： Aruna Zhamu , Bor Z. Jang
IPC分类号： B05D5/12 , H01M4/139 , D01F9/21 , D04H3/02 , D04H3/16 , D06M10/06 , D06M11/46 , D06M11/47 , D06M11/48 , D06M11/49 , D06M11/71 , D06M11/78 , D06M11/83 , H01M4/04 , H01M4/74 , D06M101/40 , H01M4/1391 , H01M4/1395 , D01D5/00
CPC分类号： H01M4/139 , D01D5/0007 , D01F9/21 , D04H3/02 , D04H3/16 , D06M10/06 , D06M11/46 , D06M11/47 , D06M11/485 , D06M11/49 , D06M11/71 , D06M11/78 , D06M11/83 , D06M2101/40 , H01M4/0416 , H01M4/0428 , H01M4/0438 , H01M4/0452 , H01M4/0471 , H01M4/049 , H01M4/1391 , H01M4/1395 , H01M4/74 , Y02E60/122 , Y02P70/54
摘要： Disclosed is a method of producing a hybrid nano-filament composition for use in a lithium battery electrode. The method comprises: (a) providing an aggregate of nanometer-scaled, electrically conductive filaments that are substantially interconnected, intersected, physically contacted, or chemically bonded to form a porous network of electrically conductive filaments, wherein the filaments comprise electro-spun nano-fibers that have a diameter less than 500 nm (preferably less than 100 nm); and (b) depositing micron- or nanometer-scaled coating onto a surface of the electro-spun nano-fibers, wherein the coating comprises an electro-active material capable of absorbing and desorbing lithium ions and the coating has a thickness less than 10 μm (preferably less than 1 μm). The same method can be followed to produce an anode or a cathode. The battery featuring an anode or cathode made with this method exhibits an exceptionally high specific capacity, an excellent reversible capacity, and a long cycle life.
摘要翻译： 公开了一种制造用于锂电池电极的混合纳米线组合物的方法。 该方法包括：（a）提供纳米尺度的导电细丝的聚集体，其基本上互相连接，相交，物理接触或化学键合以形成导电细丝的多孔网络，其中所述长丝包含电纺纳米尺度， 直径小于500nm（优选小于100nm）的纤维; 和（b）将微米级或纳米级涂层沉积在电纺纳米纤维的表面上，其中该涂层包括能够吸收和解吸锂离子的电活性材料，并且涂层具有小于10μm的厚度 （优选小于1μm）。 可以按照相同的方法制造阳极或阴极。 具有由该方法制成的阳极或阴极的电池具有特别高的比容量，极好的可逆容量和较长的循环寿命。
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公开(公告)号：US20140315460A1
公开(公告)日：2014-10-23
申请号：US14238968
申请日：2013-11-11
发明人： Kazuo Muramatsu
CPC分类号： C09D11/52 , C01B32/184 , C01B32/194 , C09K5/08 , C09K5/14 , D01F9/14 , D01F9/32 , H01B1/24 , Y10T442/30 , Y10T442/60
摘要： The present invention relates to a method for producing a carbon fiber that can be suitably used as a transparent conductive material for forming transparent flexible conductive films and the like, more particularly, to a method for producing a carbon fiber having an outermost surface composed of edges of graphenes, and to a carbon fiber produced by the production method. The production method comprises a step of pre-baking a fiber of an organic compound so as to contain remaining hydrogen, and a step of putting the pre-baked fiber of the organic compound in a closed vessel made of a heat resistant material and subjecting the pre-baked fiber together with the vessel to hot isostatic pressing treatment using a compressed gas atmosphere, wherein a maximum ultimate temperature in the hot isostatic pressing treatment is 1000 to 2000° C.
摘要翻译： 本发明涉及一种碳纤维的制造方法，其可以适合用作形成透明柔性导电膜等的透明导电材料，更具体地说，涉及具有由边缘构成的最外表面的碳纤维的制造方法 的石墨烯，以及通过该制造方法制造的碳纤维。 该制造方法包括将有机化合物的纤维预烘烤以含有剩余的氢的工序，以及将有机化合物的预烘焙纤维置于由耐热材料制成的密闭容器中的工序， 预先烘烤的纤维与容器一起使用压缩气体气氛进行热等静压处理，其中热等静压处理中的最大最终温度为1000-2000℃。
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8.发明申请CONTROLLED CHEMICAL STABILIZATION OF POLYVINYL PRECURSOR FIBER, AND HIGH STRENGTH CARBON FIBER PRODUCED THEREFROM 有权聚乙烯前驱纤维的控制化学稳定性及其生产的高强度碳纤维公开(公告)号：US20140306364A1
公开(公告)日：2014-10-16
申请号：US13860188
申请日：2013-04-10
申请人： UT-Battelle, LLC
发明人： Amit K. Naskar
IPC分类号： D01F9/21
摘要： Method for the preparation of carbon fiber, which comprises: (i) immersing functionalized polyvinyl precursor fiber into a liquid solution having a boiling point of at least 60° C.; (ii) heating the liquid solution to a first temperature of at least 25° C. at which the functionalized precursor fiber engages in an elimination-addition equilibrium while a tension of at least 0.1 MPa is applied to the fiber; (iii) gradually raising the first temperature to a final temperature that is at least 20° C. above the first temperature and up to the boiling point of the liquid solution for sufficient time to convert the functionalized precursor fiber to a pre-carbonized fiber; and (iv) subjecting the pre-carbonized fiber produced according to step (iii) to high temperature carbonization conditions to produce the final carbon fiber. Articles and devices containing the fibers, including woven and non-woven mats or paper forms of the fibers, are also described.
摘要翻译： 制备碳纤维的方法，其包括：（i）将官能化的聚乙烯前体纤维浸入沸点至少为60℃的液体溶液中; （ii）将所述液体溶液加热至至少25℃的第一温度，在所述第一温度下，所述官能化的前体纤维在消除加成平衡状态下接合，同时对纤维施加至少0.1MPa的张力; （iii）将第一温度逐渐升高至高于第一温度至少20℃并且直到液体溶液沸点的最终温度足够的时间将官能化的前体纤维转化成预碳化纤维; 和（iv）使根据步骤（iii）生产的预碳化纤维经受高温碳化条件以产生最终的碳纤维。 还描述了包含纤维的制品和装置，包括织物和非织造毡或纤维的纸形式。
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公开(公告)号：US4534920A
公开(公告)日：1985-08-13
申请号：US501911
申请日：1983-06-07
摘要： Disclosed is a process for producing carbon fibers comprising providing cooling rollers in a 240.degree. to 400.degree. C. oxidative atmosphere, heating a precursor composed of continuous filaments in said oxidative atmosphere while intermittently and repeatedly bringing the precursor into contact with the cooling rollers to thereby convert the precursor to oxidized fibers and carbonizing the resulting oxidized fibers in an inert atmosphere of at least 800.degree. C.
摘要翻译： 公开了一种生产碳纤维的方法，包括在240℃至400℃的氧化气氛中提供冷却辊，在间歇地重复使前体与冷却辊接触的同时，在所述氧化性气氛中加热由连续长丝组成的前体，由此 将前体转化为氧化纤维，并将所得氧化纤维在至少800℃的惰性气氛中碳化。
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公开(公告)号：US4107408A
公开(公告)日：1978-08-15
申请号：US735122
申请日：1976-10-22
IPC分类号： C08F8/00 , C08F8/06 , C08F8/12 , C08F8/50 , C08F220/00 , C08F220/42 , D01F9/21 , D01F9/22 , C08F220/44
摘要： A suitable precursor for the production of carbon fibre is an acrylonitrile copolymer containing at least one non-acrylic moiety which is a carbonyl group a hydroxymethylene group, --CH(OH)-- or a two carbon moiety containing a carbonyl group or a hydroxymethylene group and in which the non-acrylonitrile moiety is present to the extent of 5 to 15 molar parts per 100 molar parts of acrylonitrile moiety.The preparation of such copolymers and their conversion to carbon fibre is described.
摘要翻译： 用于生产碳纤维的合适的前体是含有至少一个非丙烯酸部分的丙烯腈共聚物，该非丙烯酸部分是羰基，羟基亚甲基，-CH（OH） - 或含有羰基或羟基亚甲基的两个碳部分， 其中非丙烯腈部分以每100摩尔份丙烯腈部分5至15摩尔份的量存在。
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