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    • 81. 发明授权
    • Nonwoven blend with electret fiber
    • 无纺布与驻极体纤维混合
    • US06926961B2
    • 2005-08-09
    • US09930515
    • 2001-08-15
    • Douglas Duane Roth
    • Douglas Duane Roth
    • B01D39/16D04H1/10D04H1/42D04H1/46D04H1/48D04H1/54D04H1/60D02G3/00
    • B01D39/1623D04H1/10D04H1/4291D04H1/4318D04H1/435D04H1/4358D04H1/4382D04H1/46D04H1/48D04H1/492D04H1/54D04H1/60Y10S55/39Y10T428/249924Y10T428/2913Y10T428/2929Y10T442/697
    • The present invention relates to a blend of 15-97 weight percent electret fibers and 3-85 percent by weight dissimilar non-electret fibers using dry laid blending technique. The electret fibers incorporate 0.05 to 30 weight percent charge control agents. Optionally, at least about 3 to about 50 weight percent of said blend is bicomponent fibers having a low melting component to bond the blend into a unitary nonwoven structure. The blend is bonded to form nonwoven webs that are used in making filter fabric and particularly air filter fabric. The charge control agents are selected from the class of triphenylmethanes; ammonium and immonium compounds; fluorinated ammonium and immonium compounds; bis-cationic acid amides; polymeric ammonium compounds; diallylammonium compounds; arylsulfide derivatives; phenol derivatives; phosphonium compounds and fluorinated phosphonium compounds; calix(n)arenes; metal complex compounds; benzimidazolones; and azines, thiazines or oxazines which are listed in the Color Index as Pigments, Solvent Dyes, Basic Dyes or Acid Dyes. The preferred blend contains electret fibers of polypropylene with one or more charge control agents and polyethylene terephthalate fibers having no charge control agents.
    • 本发明涉及使用干式铺设混合技术的15-97重量%的驻极体纤维和3-85重量%的不同的非驻极体纤维的共混物。 驻极体纤维含有0.05至30%(重量)的电荷控制剂。 任选地,至少约3至约50重量%的所述共混物是具有低熔点组分的双组分纤维,以将共混物结合成单一非织造结构。 将共混物粘合以形成用于制造过滤织物,特别是空气过滤织物的非织造纤维网。 电荷控制剂选自三苯甲烷类; 铵和亚硝酸盐化合物; 氟化铵和亚硝酸盐化合物; 双阳离子酸酰胺; 聚合铵化合物; 二烯丙基铵化合物; 芳基硫醚衍生物; 苯酚衍生物; 鏻化合物和氟化鏻化合物; 杯(n) 金属络合物; 苯并咪唑酮; 以及在颜料指数中列为颜料,溶剂染料,碱性染料或酸性染料的吖嗪,噻嗪或恶嗪。 优选的共混物包含聚丙烯的驻极体纤维与一种或多种电荷控制剂和不含电荷控制剂的聚对苯二甲酸乙二醇酯纤维。
    • 82. 发明授权
    • Rule-based method for packaging spools of fiber
    • 包装纤维线轴的基于规则的方法
    • US06912441B2
    • 2005-06-28
    • US10380084
    • 2001-09-25
    • Kevin Dale BoothJohn Arthur PrytulkaRichard Wayne WatsonThomas Wilson Oakley
    • Kevin Dale BoothJohn Arthur PrytulkaRichard Wayne WatsonThomas Wilson Oakley
    • G01G17/02B07C5/34B65G61/00B65H63/00B65H67/06B65H75/02G05B19/418G06F19/00
    • B07C5/34B65H63/00B65H67/063B65H67/064B65H2701/31Y02P90/22
    • A rule-based method for packing a customer delivery unit containing a predetermined plurality of spools of filamentary product thereon comprises the steps of: (a) uniquely identifying each of a plurality of spools; (b) recording for each spool information regarding the kind of product on the spool, the grade of the product on the spool, and the weight of the product on the spool; (c) based on the product kind, grade, and weight information, assigning to each spool an appropriate one of a plurality of packing rules; and (d) selecting a predetermined plurality of tubes for inclusion in a customer delivery unit in accordance with the packing rule assigned to each selected tube. In another aspect the invention is directed to a method for manufacturing spools of a filamentary product in which information regarding predetermined process conditions in existence during the manufacture of the filamentary product are monitored and stored in a database, the improvement comprising: (a) storing in a database information regarding predetermined properties of the fiber on each spool, and (b) for at least one of the spools, correlating the manufacturing process information and the fiber property information.
    • 一种用于包装含有预定多个丝状产品卷轴的客户传送单元的基于规则的方法包括以下步骤:(a)唯一地识别多个卷轴中的每一个; (b)记录卷轴上的产品种类,卷轴上产品的等级以及卷轴上产品的重量的每个卷轴的信息; (c)基于产品种类,等级和重量信息,向每个卷轴分配多个包装规则中适当的一个; 以及(d)根据分配给每个所选择的管的包装规则,选择预定的多个管以包含在客户传送单元中。 在另一方面,本发明涉及一种用于制造丝状产品的卷轴的方法,其中关于在制造丝状产品期间存在的关于预定工艺条件的信息被监测并存储在数据库中,改进包括:(a)存储在 关于每个线轴上的光纤的预定特性的数据库信息,以及(b)至少一个线轴,使制造过程信息和光纤属性信息相关联。