专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20090311935A1 POLYARENAZOLE MICROFILAMENTS AND PROCESS FOR MAKING SAME 审中-公开
标题翻译：聚芳醚微胶囊及其制备方法
公开(公告)号：US20090311935A1
公开(公告)日：2009-12-17
申请号：US12375535
申请日：2007-07-26
申请人： W. Douglas Bates, III , Joseph Brian Hovanec , Vlodek Gabara
发明人： W. Douglas Bates, III , Joseph Brian Hovanec , Vlodek Gabara
IPC分类号： D04H13/00 , D02G3/02
CPC分类号： C08G73/22 , C08G73/18 , C08L79/04 , D01D5/0038 , D01F6/74 , Y10T428/298 , Y10T442/626
摘要： Provided is a polymer filament having an average diameter of about 20 to 5000 nm, the filament comprising a polyarenazole polymer having an inherent viscosity of greater than about 20 g/dl. Also provided are yarns comprising such filaments. Additional aspects concern fabrics and garments comprising such filaments and/or yarns.
摘要翻译：提供的平均直径为约20至5000nm的聚合物长丝，该长丝包含特性粘度大于约20g / dl的聚丙烯腈聚合物。还提供了包含这种细丝的纱线。另外的方面涉及包括这种细丝和/或纱线的织物和衣服。

2. 发明申请

US20100003485A1 NONWOVEN WEB COMPRISING POLYARENAZOLE MICROFIBERS AND PROCESS FOR MAKING SAME 审中-公开
标题翻译：包含聚氰胺微胶囊的非织造网及其制造方法
公开(公告)号：US20100003485A1
公开(公告)日：2010-01-07
申请号：US12375534
申请日：2007-07-26
申请人： Joseph Brian Hovanec , W. Douglas Bates, III
发明人： Joseph Brian Hovanec , W. Douglas Bates, III
IPC分类号： B32B33/00 , D03D9/00 , B29C47/00
CPC分类号： D01F6/74 , D01D5/0038 , D04H1/4382 , Y10T442/10
摘要： Provided is a fiber web comprising polymer fiber having an average fiber diameter of about 20 to 5000 nm, where the polymer fiber comprises a polyarenazole polymer having an inherent viscosity of greater than about 20 g/dl and the fiber web has a basis weight of from about 0.1 to 200 grams per square meter. Also provided are articles comprising such webs and methods of preparing such webs.
摘要翻译：提供了包含平均纤维直径为约20至5000nm的聚合物纤维的纤维网，其中聚合物纤维包含特性粘度大于约20g / dl的聚丙烯腈聚合物，并且纤维网的基重为约0.1至200克/平方米。还提供了包括这种纤维网的制品和制备这种纤维网的方法。

3. 发明授权

US07846374B2 Blowing gases in electroblowing process 有权
标题翻译：吹制过程中吹气
公开(公告)号：US07846374B2
公开(公告)日：2010-12-07
申请号：US10982572
申请日：2004-11-05
申请人： Joseph Brian Hovanec
发明人： Joseph Brian Hovanec
IPC分类号： D01D10/00 , D04H3/02 , D06M10/00
CPC分类号： D01D5/0038 , D01D5/0069 , D01D5/0985 , D01D5/11
摘要： The present invention is directed to a method for preparing a nanofiber web by feeding a polymer solution, which has at least one polymer dissolved in at least one flammable solvent to a spinning nozzle, discharging the polymer solution from the spinning nozzle into a blowing gas or gas mixture that will not support combustion, wherein the blowing gas exits a jet at a lower end of the spinning nozzle, to form polymer nanofibers and collecting the polymer nanofibers on a collector under the spinning nozzle, wherein an applied high voltage differential is maintained between the spinneret and the collector.
摘要翻译：本发明涉及一种通过将具有至少一种溶解在至少一种可燃性溶剂中的聚合物的聚合物溶液进料到纺丝喷嘴的方法来制备纳米纤维网，该方法将聚合物溶液从纺丝喷嘴排出到吹气中，或者不支持燃烧的气体混合物，其中吹送气体在纺丝喷嘴的下端离开射流，以形成聚合物纳米纤维，并将聚合物纳米纤维收集在纺丝喷嘴下的收集器上，其中施加的高电压差异保持在喷丝头和收集器。

4. 发明申请

US20100059907A1 FIBER SPINNING PROCESS USING A WEAKLY INTERACTING POLYMER 有权
标题翻译：纤维纺丝工艺使用弱相互作用的聚合物
公开(公告)号：US20100059907A1
公开(公告)日：2010-03-11
申请号：US12553578
申请日：2009-09-03
申请人： Gregory T. Dee , Joseph Brian Hovanec , Jan Van Meerveld
发明人： Gregory T. Dee , Joseph Brian Hovanec , Jan Van Meerveld
IPC分类号： B29C47/36
CPC分类号： D01D5/0038 , D01D5/0069 , D01F6/04 , D01F6/22
摘要： A fiber spinning process comprising the steps of providing a polymer solution, which comprises at least one weakly interacting polymer dissolved in at least one weakly interacting solvent to a spinneret; issuing the polymer solution in combination with a blowing gas in a direction from at least one spinning nozzle in the spinneret and in the presence of an electric field; forming fibers and collecting the fibers on a collector.
摘要翻译：一种纤维纺丝方法，包括以下步骤：提供聚合物溶液，其包含溶解在至少一种弱相互作用溶剂中的至少一种弱相互作用的聚合物至喷丝头; 在喷丝头中的至少一个纺丝喷嘴的方向和在电场的存在下，将聚合物溶液与吹送气体组合; 形成纤维并将纤维收集在收集器上。

5. 发明申请

US20100059906A1 HIGH THROUGHPUT ELECTROBLOWING PROCESS 审中-公开
标题翻译：高通量电泳工艺
公开(公告)号：US20100059906A1
公开(公告)日：2010-03-11
申请号：US12553603
申请日：2009-09-03
申请人： Gregory T. Dee , Joseph Brian Hovanec , Jan Van Meerveld
发明人： Gregory T. Dee , Joseph Brian Hovanec , Jan Van Meerveld
IPC分类号： B29C47/08
CPC分类号： D01D5/0038 , D01D5/0069
摘要： The present invention is a fiber spinning process comprising the steps of providing a polymer solution, which comprises at least one polymer dissolved in at least one solvent with a vapor pressure of at least about 6 kPa at 25° C., to a spinneret, issuing the polymer solution in combination with a blowing gas in a direction away from at least one spinning nozzle in the spinneret and in the presence of an electric field wherein the polymer solution is discharged through the spinning nozzle at a discharge rate between about 6 to about 100 ml/min/hole, forming fibers, and collecting the fibers on a collector.
摘要翻译：本发明是一种纤维纺丝方法，其包括以下步骤：提供聚合物溶液，其包含溶解在至少一种溶剂中的至少一种聚合物溶液，其在25℃下的蒸气压至少约6kPa至喷丝板，发出所述聚合物溶液与喷丝头中的至少一个纺丝喷嘴的方向上的吹送气体组合，并且在存在电场的情况下，聚合物溶液以约6至约100的排出速率通过纺丝喷嘴排出 ml / min /孔，形成纤维，并将纤维收集在收集器上。

6. 发明授权

US07592415B2 Infrared solvent stripping process 有权
标题翻译：红外线溶剂剥离工艺
公开(公告)号：US07592415B2
公开(公告)日：2009-09-22
申请号：US11640625
申请日：2006-12-18
申请人： Joseph Brian Hovanec , Simon Frisk
发明人： Joseph Brian Hovanec , Simon Frisk
IPC分类号： C08G73/10 , C08F6/00
CPC分类号： D04H3/16 , D01D5/0038 , D01D5/0069 , D01D10/02 , D01F6/60 , D01F13/04 , D04H3/03 , F26B3/283 , F26B13/101 , Y02P70/629 , Y10T442/626
摘要： A process for stripping chemically bonded spinning solvent from a solution-spun nonwoven web comprising the steps of providing a nonwoven web comprising solvent-laden polymeric fibers having average fiber diameters of less than about 1 micrometer, and transporting the nonwoven web through a solvent stripping zone wherein infrared radiation irradiates the nonwoven web and a solvent stripping fluid impinges on the nonwoven web in order to reduce the solvent concentration of the fibers to less than about 10,000 ppmw.
摘要翻译：一种从溶液纺纺非织造纤维网剥离化学键合的纺丝溶剂的方法，包括以下步骤：提供包含平均纤维直径小于约1微米的含有溶剂的聚合物纤维的非织造纤维网，并将非织造纤维网输送通过溶剂汽提区其中红外辐射照射非织造纤维网，并且溶剂汽提流体冲击在非织造纤维网上，以便将纤维的溶剂浓度降低至小于约10,000ppmw。

7. 发明申请

US20080157440A1 Process for electroblowing a multiple layered sheet 有权
标题翻译：电镀多层片材的方法
公开(公告)号：US20080157440A1
公开(公告)日：2008-07-03
申请号：US12002175
申请日：2007-12-14
申请人： Joseph Brian Hovanec , Micheal John Moore
发明人： Joseph Brian Hovanec , Micheal John Moore
IPC分类号： B29C47/06
CPC分类号： D01D5/0038 , D01D5/0069 , D01F6/60 , D04H1/4374 , D04H1/559 , D04H1/56 , D04H1/728
摘要： A process for electroblowing a multiple layered sheet using multiple spinning beams to produce different component webs wherein the sheet doesn't stick to the forming screen and has improved web stability.
摘要翻译：一种使用多个纺丝电极吹制多层片材以产生不同组分纤维网的方法，其中片材不粘附到成型筛网并且具有改进的幅材稳定性。

8. 发明申请

US20080146698A1 Infrared solvent stripping process 有权
标题翻译：红外线溶剂剥离工艺
公开(公告)号：US20080146698A1
公开(公告)日：2008-06-19
申请号：US11640625
申请日：2006-12-18
申请人： Joseph Brian Hovanec , Simon Frisk
发明人： Joseph Brian Hovanec , Simon Frisk
IPC分类号： C08F6/00
CPC分类号： D04H3/16 , D01D5/0038 , D01D5/0069 , D01D10/02 , D01F6/60 , D01F13/04 , D04H3/03 , F26B3/283 , F26B13/101 , Y02P70/629 , Y10T442/626
摘要： A process for stripping chemically bonded spinning solvent from a solution-spun nonwoven web comprising the steps of providing a nonwoven web comprising solvent-laden polymeric fibers having average fiber diameters of less than about 1 micrometer, and transporting the nonwoven web through a solvent stripping zone wherein infrared radiation irradiates the nonwoven web and a solvent stripping fluid impinges on the nonwoven web in order to reduce the solvent concentration of the fibers to less than about 10,000 ppmw.
摘要翻译：一种从溶液纺纺非织造纤维网剥离化学键合的纺丝溶剂的方法，包括以下步骤：提供包含平均纤维直径小于约1微米的含有溶剂的聚合物纤维的非织造纤维网，并将非织造纤维网输送通过溶剂汽提区其中红外辐射照射非织造纤维网，并且溶剂汽提流体冲击在非织造纤维网上，以便将纤维的溶剂浓度降低至小于约10,000ppmw。

9. 发明申请

US20080142737A1 Microwave solvent stripping process 审中-公开
标题翻译：微波溶剂剥离工艺
公开(公告)号：US20080142737A1
公开(公告)日：2008-06-19
申请号：US11640678
申请日：2006-12-18
申请人： Joseph Brian Hovanec , Simon Frisk
发明人： Joseph Brian Hovanec , Simon Frisk
IPC分类号： G21K5/00
CPC分类号： D01D5/04 , D01D10/02 , D01F11/00 , D01F13/00 , D04H1/70 , D04H3/03 , Y02P70/625
摘要： A process for stripping chemically bonded spinning solvent from a solution-spun nonwoven web comprising the steps of providing a nonwoven web comprising solvent-laden polymeric fibers having average fiber diameters of less than about 1 micrometer, and transporting the nonwoven web through a solvent stripping zone wherein microwave radiation irradiates the nonwoven web and a solvent stripping fluid impinges on the nonwoven web in order to reduce the solvent concentration of the fibers to less than about 10,000 ppmw.
摘要翻译：一种从溶液纺纺非织造纤维网剥离化学键合的纺丝溶剂的方法，包括以下步骤：提供包含平均纤维直径小于约1微米的含有溶剂的聚合物纤维的非织造纤维网，并将非织造纤维网输送通过溶剂汽提区其中微波辐射照射非织造纤维网，并且溶剂汽提流体冲击在非织造纤维网上，以便将纤维的溶剂浓度降低至小于约10,000ppmw。

10. 发明授权

US07235122B2 Filtration media for filtering particulate material from gas streams 有权
标题翻译：用于从气流中过滤颗粒物质的过滤介质
公开(公告)号：US07235122B2
公开(公告)日：2007-06-26
申请号：US10983513
申请日：2004-11-08
申请人： Michael Allen Bryner , Joseph Brian Hovanec , David C. Jones , Hyun Sung Lim , B. Lynne Wiseman
发明人： Michael Allen Bryner , Joseph Brian Hovanec , David C. Jones , Hyun Sung Lim , B. Lynne Wiseman
IPC分类号： B01D46/00
CPC分类号： B01D39/1623
摘要： Filtration media are disclosed for use in high efficiency air filters for filtering particulate matter in air. The media make use of at least one layer of fibers having a diameter less than 1000 nanometers sandwiched between two scrim layers to achieve high efficiency particulate air (HEPA) filtration performance at relatively low pressure drops.
摘要翻译：公开了用于高效空气过滤器中过滤空气中的颗粒物质的过滤介质。介质利用夹在两个稀松布层之间的至少一层直径小于1000纳米的纤维层，以在相对低的压降下实现高效颗粒空气（HEPA）过滤性能。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式