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    • 71. 发明授权
    • Method and apparatus for forming resin film
    • 树脂膜形成方法及装置
    • US07674412B2
    • 2010-03-09
    • US10725053
    • 2003-12-02
    • Tadahiro KegasawaRyuichi KatsumotoMasanori Takase
    • Tadahiro KegasawaRyuichi KatsumotoMasanori Takase
    • B29C47/12B29C47/14B32B37/00
    • B32B37/153B29C47/0007B29C47/0021B29C47/062B29C47/16B29C47/56B29C47/8845B29C47/885B29K2023/0633B29K2105/0032
    • The apparatus is for forming a resin film from a resin for a middle portion to form a resin film main body of the resin film and a resin for edge portions to form both side edge portions in a crosswise direction of the resin film. The apparatus comprises: a feed block which includes a joining part where the resin for the middle portion in a molten state and the resin for the edge portions in a molten state are joined in such a manner as to enclose both side edges in the crosswise direction of the resin film main body with the resin for the edge portions; and an extruding die through which the joined resins are extruded to form the resin film. Thus, a method and apparatus for forming the resin film can avoid the inclusion of the resin for the middle portion in the trimmed-off selvages while preventing the film separation of the resins for the middle portion and for the edge portions, and therefore, increase the recyclability and the productivity of the resin film.
    • 该装置用于从用于中间部分的树脂形成树脂膜以形成树脂膜的树脂膜主体和用于边缘部分的树脂,以在树脂膜的横向方向上形成两个侧边缘部分。 该装置包括:进料块,其包括接合部分,其中熔融状态的中间部分的树脂和熔融状态的边缘部分的树脂以沿横向包围两个侧边缘的方式接合 树脂膜主体与边缘部分的树脂; 以及将挤出连接的树脂形成树脂膜的挤出模具。 因此,用于形成树脂膜的方法和装置可以避免在修剪边缘中包含用于中间部分的树脂,同时防止用于中间部分和边缘部分的树脂的膜分离,因此增加 树脂膜的可回收性和生产率。
    • 73. 发明申请
    • Apparatus for extruding cellulose fibers
    • 用于挤出纤维素纤维的装置
    • US20090256277A1
    • 2009-10-15
    • US12082503
    • 2008-04-11
    • Douglas B. BrownJeffrey D. StarkCarmen A. Granato, SR.Duane K. Zacharias
    • Douglas B. BrownJeffrey D. StarkCarmen A. Granato, SR.Duane K. Zacharias
    • B29C47/12
    • D01D4/025B29K2001/00D01D5/14D01F2/00
    • An apparatus is disclosed for extruding cellulose fibers. The apparatus includes a first member, a second member and a third member all secured together. Multiple nozzles extend outward from the first member and each is designed to direct an aqueous cellulose solution therethrough. As the aqueous solution is extruded, it is accentuated and accelerated by pressurized gas flowing through the first member and the second member and out through first openings formed in the third member. The pressurized gas at least partially surrounds each nozzle and shelters the molten filaments extruded therefrom. The third member also has multiple second openings formed therethrough which are also connected to a source of pressurized gas. The pressurized gas streams exiting each of the second openings function to keep each of the molten filaments from contacting an adjacent molten filament.
    • 公开了用于挤出纤维素纤维的装置。 该装置包括一个固定在一起的第一构件,第二构件和第三构件。 多个喷嘴从第一构件向外延伸,并且每个喷嘴被设计成引导纤维素水溶液通过其中。 当水溶液挤出时,通过流过第一构件和第二构件的加压气体并通过形成在第三构件中的第一开口而出来,加强和加速水溶液。 加压气体至少部分地围绕每个喷嘴并遮住从其挤出的熔融长丝。 第三构件还具有穿过其形成的多个第二开口,其也连接到加压气体源。 离开每个第二开口的加压气流用于保持每个熔融长丝不与邻近的熔融长丝接触。
    • 77. 发明申请
    • Method of Processing of Thermoplastic Polymeric Material, an Apparatus and Composition of the Thermoplastic Polymeric Material
    • 热塑性聚合材料的加工方法,热塑性聚合材料的装置和组合物
    • US20080308967A1
    • 2008-12-18
    • US10577134
    • 2004-10-21
    • Oleg Leonidovich Kulikov
    • Oleg Leonidovich Kulikov
    • B29C47/12C08F10/00
    • C08L53/00B29C33/60B29C35/0266B29C48/022B29C48/06B29C48/07B29C48/09B29C48/12B29C48/30B29C48/32B29K2023/06B29K2075/00B29K2083/00B29K2427/12B29K2483/00C08F255/00C08F297/08C08L23/02C08L23/06C08L27/12C08L51/006C08L51/06C08L83/00C08L83/04C08L2207/066C08L2666/08C08L2666/02
    • The present invention relates to processing of thermoplastic polymers, for example to injection molding and extrusion. More particularly the present invention relates to extrusion of polyolefin resins, especially polyethylene resin, and could be used in manufacture of polymer profile, isolating jacketing at electrical cable, polymer tube and film in blown film process. The present invention is directed to increase rate of defect free extrusion. Other objects of the present invention are: to lower cost of the used additives, to lower amount of additives during extrusion of polymer melts with fillers, to simplify design of equipment, which is used for processing of polymeric materials, to save energy, which is necessary for processing, to improve product appearance and its mechanical performances. In accordance with the present invention molten thermoplastic polymeric material is comprising additives of elastomers and an elastic layer substantially coats at least a portion of the die cavity inner wall adjacent to the die exit during extrusion. A composition of thermoplastic polymeric material is comprising polyolefins and elastomers, wherein said elastomers are selected from thermoplastic elastomers based on block copolymers or raw rubbers which cure in situ at the die inner wall. In a particular embodiment of the present invention a die inner wall has catalytic activity to appropriate reaction of rubber vulcanization.
    • 本发明涉及热塑性聚合物的加工,例如注射成型和挤出。 更具体地,本发明涉及聚烯烃树脂,特别是聚乙烯树脂的挤出,并且可以用于制造聚合物轮廓,在电缆中隔离护套,在吹塑薄膜工艺中使用聚合物管和薄膜。 本发明涉及无缺陷挤出的增加率。 本发明的其他目的是:降低使用的添加剂的成本,在用填料挤出聚合物熔体的过程中减少添加剂的量,以简化用于加工聚合材料的设备的设计,以节省能量 加工需要,提高产品外观和机械性能。 根据本发明,熔融热塑性聚合物材料包括弹性体的添加剂,并且弹性层在挤出期间基本上涂覆与模具出口相邻的模腔内壁的至少一部分。 热塑性聚合材料的组合物包括聚烯烃和弹性体,其中所述弹性体选自基于嵌段共聚物或原始橡胶的热塑性弹性体,其在模具内壁处原位固化。 在本发明的一个具体实施方案中,模头内壁具有催化活性以适当地进行橡胶硫化反应。
    • 78. 发明申请
    • Electric spinning apparatus for mass-production of nano-fiber
    • 用于大规模生产纳米纤维的电纺丝设备
    • US20080241297A1
    • 2008-10-02
    • US12078003
    • 2008-03-26
    • Jong-Chul Park
    • Jong-Chul Park
    • B29C47/12
    • D01D5/0069B82Y30/00
    • The present invention relates to an electrospinning apparatus for mass-production of nanofibers, particularly to an electrospinning apparatus with an electric stability and an improved nozzle blocks. The bottom-up electrospinning apparatus for the mass-production of nanofiber comprises at least one nozzle block having a plurality of spinning nozzles arranged in the horizontal and vertical direction; a collector installed over the nozzle blocks in order to correspond to the nozzle blocks and maintain a certain distance in between; a power source to apply voltage difference between the nozzle block and the collector; and a spinning solution container to supply the spinning solution to the nozzle block, wherein the nozzle block and the collector are connected to the positive terminal and the negative terminal, respectively and among a plurality of spinning nozzles arranged along the horizontal line, a spinning nozzle in the middle and a spinning nozzle in the end have different height.
    • 本发明涉及一种用于批量生产纳米纤维的静电纺丝装置,特别涉及具有电稳定性和改进的喷嘴块的静电纺丝装置。 用于批量生产纳米纤维的自下而上的静电纺丝装置包括至少一个具有在水平和垂直方向上布置的多个纺丝喷嘴的喷嘴块; 安装在喷嘴块上的收集器,以便对应于喷嘴块并在其间保持一定的距离; 用于施加喷嘴块和收集器之间的电压差的电源; 以及将纺丝溶液供给到喷嘴块的纺丝溶液容器,其中喷嘴块和集电器分别连接到正极端子和负极端子,并且沿着水平线布置的多个纺丝喷嘴中,纺丝喷嘴 在中间和纺纱喷嘴的末端有不同的高度。
    • 79. 发明申请
    • Pipe Extrusion Die Flow Path Apparatus and Method
    • 管道挤压模流道设备及方法
    • US20080203607A1
    • 2008-08-28
    • US12036411
    • 2008-02-25
    • Gerald S. Sutton
    • Gerald S. Sutton
    • B29C47/26B29C47/12B29C47/08
    • B29C47/26B29C47/0023B29C47/005B29C47/065B29C47/265B29K2023/065B29K2023/12B29K2027/06B29L2009/00B29L2023/22
    • A method and apparatus is provided for distributing material through a multilayer pipe extrusion die. A first flow passageway, having a first cross-sectional area and extending along a first flow direction, may be connected to a second flow passageway, having a second cross-sectional area substantially the same as the first cross-sectional area of the first flow passageway, to provide a second flow direction different from the first flow direction of the first flow passageway. A conical passageway may extend from the second passageway toward a dispensing outlet. Material may be distributed from the first flow passageway into the second flow passageway. The method and apparatus may generally maintain the same flow properties of the material at a point before and after the connection of the first flow passageway and the second flow passageway. The flow properties of the material may be altered proximate to the outlet.
    • 提供了一种通过多层管挤出模头分配材料的方法和装置。 具有第一横截面积并沿着第一流动方向延伸的第一流动通道可以连接到第二流动通道,第二流动通道具有与第一流动的第一横截面积基本相同的第二横截面积 通道,以提供与第一流动通道的第一流动方向不同的第二流动方向。 锥形通道可以从第二通道延伸到分配出口。 材料可以从第一流动通道分配到第二流动通道中。 所述方法和装置通常可以在第一流动通道和第二流动通道的连接之前和之后的点保持材料相同的流动性质。 材料的流动特性可以在出口附近改变。
    • 80. 发明申请
    • Extrusion of thermoplastic elastomers
    • 挤出热塑性弹性体
    • US20080174042A1
    • 2008-07-24
    • US11655454
    • 2007-01-19
    • Felix M. ZacariasRachna MohanJohn Bowers
    • Felix M. ZacariasRachna MohanJohn Bowers
    • B29C47/12
    • B29C47/12B29C47/003B29C47/0883
    • A method of forming a thermoplastic vulcanizate by first providing a melt-blender having a die through which melt-blended thermoplastic vulcanizate passes to form a shaped article; wherein the die comprises a flow design having at least one flow branch having a taper angle and a flow reservoir at the end of each flow branch; and wherein the taper angle of the flow design ranges from 5 to 20 degrees; followed by melt-blending a thermoplastic and an elastomer with an organic peroxide curative in the melt-blender to form a thermoplastic vulcanizate; and finally, passing the melt-blended thermoplastic vulcanizate through the flow design to form the shaped article.
    • 通过首先提供具有熔融共混的热塑性硫化橡胶通过的模具的熔融共混器来形成热塑性硫化橡胶以形成成形制品的方法; 其中所述模具包括流动设计,其具有至少一个具有锥角的流动分支和在每个流动分支的端部处的流动储存器; 并且其中所述流动设计的锥角范围为5至20度; 然后在熔融共混机中用有机过氧化物固化剂将热塑性弹性体和弹性体熔融共混以形成热塑性硫化橡胶; 最后,将熔融共混的热塑性硫化橡胶通过流动设计以形成成型制品。