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    • 5. 发明授权
    • Spinneret for producing composite polymer fibers
    • 用于生产复合聚合物纤维的喷丝头
    • US6024556A
    • 2000-02-15
    • US60683
    • 1998-04-15
    • Kinya KumazawaHiroshi TabataShinji OwakiToshimasa KurodaSusumu ShimizuAkio Sakihara
    • Kinya KumazawaHiroshi TabataShinji OwakiToshimasa KurodaSusumu ShimizuAkio Sakihara
    • D01D5/30D01D5/32
    • D01D5/30D01D5/32
    • A composite polymer fiber is produced employing at least two polymer compounds according to a process for producing a composite polymer fiber including the steps of supplying at least two polymer compounds; forming a belt flow by arranging alternately unmixed strips of the polymer compounds supplied; and injecting the belt flow after it is compressed such that the thickness of the belt flow may be longer than the width thereof and that multiple layers of the polymer compounds may be parallel to the longer axis of the fiber. According to this process, there is obtained a fiber having a multilayered structure, in which the thickness of each layer can be controlled with optical accuracy since the multilayered structure is formed in one step, and also having a rectangular cross section in which each layer in the fabric is oriented parallel to the longer axis of the fiber, so that the layers can be easily oriented, when woven into a fabric, in such a direction as to obtain high-intensity coherent beams of light.
    • 根据生产复合聚合物纤维的方法使用至少两种聚合物化合物制备复合聚合物纤维,包括提供至少两种聚合物化合物的步骤; 通过交替提供所提供的聚合物化合物的未混合条来形成带束流; 并且在其被压缩之后注入带束流,使得带流的厚度可以比其宽度长,并且多层聚合物化合物可以平行于纤维的较长轴。 根据该方法,得到具有多层结构的纤维,其中由于多层结构在一个步骤中形成,因此可以以光学精度控制各层的厚度,并且还具有矩形横截面,其中每层 织物平行于纤维的较长轴线定向,使得当织造成织物时,这些层可以容易地定向成获得高强度相干光束的方向。
    • 8. 发明授权
    • Minute structure for showing colors by reflection and interference of
natural light
    • 通过自然光的反射和干扰显示颜色的分钟结构
    • US5407738A
    • 1995-04-18
    • US79426
    • 1993-06-21
    • Hiroshi TabataKinya KumazawaJunichi Takimoto
    • Hiroshi TabataKinya KumazawaJunichi Takimoto
    • D01F1/10D01F6/00D01F8/14D03D15/00G02B5/28B32B9/00
    • G02B5/287
    • A minute structure for showing colors by reflection and interference of natural light includes a plurality of fin portions and a central portion for uniting the fin portions. The fin portions are aligned in a first direction and positioned such that the adjacent fin portions are spaced from each other so as to define therebetween a void space which is filled with air. Each fin portion has a first width defined in a second direction which is perpendicular to the first direction and a second width defined in the first direction. The void space has a third width which is defined in the first direction. The central portion has a fourth width defined in the second direction. The first width of each fin portion is three times or more larger than the fourth width of the central portion. The third width of the void space ranges from 0.02 .mu.m to 0.4 .mu.m. The second width of each fin portion is not less than 0.02 .mu.m. A refractive index of each fin portion ranges from 1.2 to 1.8. A maximum production error from a standard value with respect to the second width of each fin portion is not larger than 40%. Thus, the minute structure reflects ultraviolet rays and infrared rays and shows, for example, a bluish purple tint or a bluish green tint by reflection and interference of visible light rays.
    • 通过自然光的反射和干涉来显示颜色的微小结构包括多个翅片部分和用于使散热片部分结合的中心部分。 翅片部分在第一方向上排列并且定位成使得相邻的翅片部分彼此间隔开,以便在其间限定填充有空气的空隙空间。 每个翅片部分具有沿与第一方向垂直的第二方向限定的第一宽度和沿第一方向限定的第二宽度。 空隙空间具有在第一方向上限定的第三宽度。 中心部分具有沿第二方向限定的第四宽度。 每个翅片部分的第一宽度是中心部分的第四宽度的三倍或更大。 空隙空间的第三宽度范围为0.02〜0.4μm。 每个翅片部分的第二宽度不小于0.02μm。 每个翅片部分的折射率范围为1.2至1.8。 相对于每个翅片部分的第二宽度的标准值的最大生产误差不大于40%。 因此,微小结构反射紫外线和红外线,并且通过可见光的反射和干涉示出例如蓝紫色或蓝绿色色调。