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    • 21. 发明申请
    • SOUND ABSORBENT THIN-LAYER LAMINATE
    • 吸音薄膜层压
    • WO99044817A1
    • 1999-09-10
    • PCT/CH1999/000094
    • 1999-03-01
    • B60R13/08B32B5/24B32B5/26D04H3/16D04H13/00G10K11/16G10K11/168D04H1/56
    • D04H1/593B60R13/08D04H1/555D04H13/00G10K11/168Y10T428/249979Y10T428/249982Y10T428/249986Y10T428/27Y10T442/614Y10T442/615Y10T442/619Y10T442/659Y10T442/674
    • The invention relates to a sound absorbent thin-layer laminate consisting of at least one open-cell support layer and a second open-cell fibre layer. The support layer consists either of a first fibre layer, especially a low-density non-woven material with a mass per unit area of less than 2,000 g/m and a thickness of less than 50 mm, or of an open-cell foam layer, especially an ultra-light plastic foam with a density of between 16 and 32 kg/m and a thickness of at least 6 mm. The second fibre layer is made of melt-blown microfibres, whose fibre diameter is approximately 1 to 10 mu m, especially 2 to 5 mu m. The air resistance of the thin-layer laminate is in the range of 500 . According to the method for producing the thin-layer laminate a microfibre layer of melt-blown microfibres with a diameter of between 1 and 10 mu m, preferably between 2 and 5 mu m, is fixed to the support layer by means of a spray-on adhesive.
    • 根据本发明的吸音薄层层压由至少一个开孔的支持层和第二开孔纤维层。 所述支撑层由任一个第一纤维层的,特别是具有小于2000克/平方米的基重低的致密的无纺织物<2>和厚度为小于50mm的,或从一个开孔泡沫层,特别是超轻塑料泡沫的与 的16至32千克/立方米<3>和厚度为至少6毫米的密度。 第二纤维层由熔喷微纤维,其纤维直径为约1至10微米,特别是2至5微米是。 的薄膜层压体具有在500 <保留时间<4000纳秒/米<3>的范围内的空气的流动阻力。 制造薄膜层叠体的方法提供了具有直径范围为1至10微米的熔喷微纤维的微纤维层,并且优选为2-5微米,紧固用的辅助下喷涂的粘合剂与载体层。
    • 27. 发明申请
    • COMPOSITE NANOFIBER MATERIALS AND METHODS FOR MAKING SAME
    • 复合纳米纤维材料及其制备方法
    • WO2006049664A1
    • 2006-05-11
    • PCT/US2005/026719
    • 2005-07-27
    • KIMBERLY-CLARK WORLDWIDE, INC.CHEN, Fung-jouHUANG, LeiLINDSAY, Jeffrey, D.
    • CHEN, Fung-jouHUANG, LeiLINDSAY, Jeffrey, D.
    • D04H1/42A61F13/15
    • A61F13/514A61F13/537D01D5/0084D04H1/4374D04H1/4382Y10T442/614Y10T442/615Y10T442/619Y10T442/671Y10T442/684
    • A composite material comprising a plurality of nanofibers intertwined with a plurality of coarse fibers to form one or more layers is provided. The nanofibers can be any suitable type of nanofiber, including electrospun fibers. A composite material comprising a plurality of electrospun fibers intertwined with a plurality of coarse fibers to form a single layer is also provided. A composite material comprising a plurality of electrospun fibers combined with a plurality of coarse fibers to form a plurality of layers, i.e., a multi-layer material, is also provided. In some embodiments, gradients in one or more directions are produced. Embodiments of the invention also provide processes for producing the composite nanofiber material. The materials are useful for any type of disposable garment, wipe, hospital garment, face mask, sterile wrap, air filter, water filter and so forth. Materials described herein can provide strong and varying surface effects, such as wicking. In one embodiment, hydrophobic fibers have a sufficiently small diameter to create a lotus effect.
    • 提供了一种复合材料,其包括与多个粗纤维缠结以形成一个或多个层的多个纳米纤维。 纳米纤维可以是任何合适类型的纳米纤维,包括电纺纤维。 还提供了一种复合材料,其包括与多个粗纤维缠结以形成单层的多个电纺纤维。 还提供了一种复合材料,其包括与多根粗纤维组合以形成多个层的多个电纺纤维,即多层材料。 在一些实施例中,产生一个或多个方向的梯度。 本发明的实施方案还提供了生产复合纳米纤维材料的方法。 这些材料可用于任何类型的一次性衣物,擦拭物,医院服,面罩,无菌包装,空气过滤器,滤水器等。 本文描述的材料可以提供强烈和变化的表面效应,例如芯吸。 在一个实施方案中,疏水纤维具有足够小的直径以产生莲花效应。