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    • 1. 发明申请
    • PROCESS FOR MANUFACTURING FLUOROPOLYMER COMPOSITES
    • 制备氟聚合物复合材料的方法
    • US20160122241A1
    • 2016-05-05
    • US14895296
    • 2014-05-29
    • SOLVAY SPECIALTY POLYMERS ITALY S.P.A.
    • Eliana IEVARui LIUElisabetta SARTIRANA
    • C03C25/30
    • C03C25/305B29B15/125C03C2217/78C03C2218/111C03C2218/32C08J5/043C08J2327/16
    • The present invention pertains to a process for manufacturing a fluoropolymer composite, said process comprising the following sequential steps: (i) providing an aqueous latex comprising from 10% to 40% by weight, preferably from 15% to 35% by weight of at least one fluoropolymer comprising recurring units derived from vinylidene fluoride (VDF) [polymer (VDF)]; (ii) up-concentrating the aqueous latex provided in step (i) thereby providing an up-concentrated aqueous latex comprising from 45% to 60% by weight, preferably from 45% to 55% by weight of at least one polymer (VDF); (iii) contacting one continuous fibre or a bunch of continuous fibres with the up-concentrated aqueous latex provided in step (ii); (iv) squeezing the impregnated fibrous material provided in step (iii); (v) drying the squeezed fibrous material provided in step (iv), typically at a temperature comprised between 100° C. and 120° C.; (vi) baking the dried fibrous material provided in step (v) at a temperature comprised between 190° C. and 240° C.; (vii) cooling the coated fibrous material provided in step (vi), preferably to a temperature of about 20° C.; (viii) optionally, contacting the coated fibrous material provided in step (vii) with the up-concentrated aqueous latex provided in step (ii) and submitting the impregnated fibrous material so provided to sequential steps (iv) to (vii); and (ix) optionally, repeating step (viii) one or more times. The present invention also pertains to the fluoropolymer composite thereby provided and to uses of said fluoropolymer composite in various applications.
    • 本发明涉及一种制备含氟聚合物复合材料的方法,所述方法包括以下顺序步骤:(i)提供包含10重量%至40重量%,优选15重量%至35重量%的至少 一种含氟聚合物,其包含衍生自偏氟乙烯(VDF)[聚合物(VDF)]的重复单元; (ii)向上浓缩步骤(i)中提供的水性胶乳,从而提供含有45重量%至60重量%,优选45重量%至55重量%的至少一种聚合物(VDF)的上层浓缩水性胶乳, ; (iii)使一个连续纤维或一束连续纤维与步骤(ii)中提供的上升浓缩水性胶乳接触; (iv)挤压步骤(iii)中提供的浸渍的纤维材料; (v)干燥步骤(iv)中提供的挤压纤维材料,通常在100℃和120℃之间的温度下进行干燥。 (vi)在190℃和240℃之间的温度下烘烤步骤(v)中提供的干燥的纤维材料; (vii)将步骤(vi)中提供的涂覆的纤维材料冷却至约20℃的温度; (viii)任选地,使步骤(vii)中提供的涂覆的纤维材料与步骤(ii)中提供的向上浓缩的水性胶乳接触,并将浸渍的纤维材料提供给顺序步骤(iv)至(vii); 和(ix)任选地,重复步骤(viii)一次或多次。 本发明还涉及由此提供的含氟聚合物复合物以及所述氟聚合物复合材料在各种应用中的用途。
    • 6. 发明申请
    • METHOD FOR TREATING HIGH STRENGTH FABRIC TO BE WATER REPELLENT
    • 用于处理高强度织物以达到水分的方法
    • US20140302237A1
    • 2014-10-09
    • US14357287
    • 2011-12-27
    • In-Sik Han
    • In-Sik Han
    • D06B15/04
    • D06B15/04C03C25/305D06M15/277D06M2101/36D06M2101/40
    • The present invention relates to a method for treating high-strength fabric to be water-repellent, which includes dipping a high-strength fabric in a water-repellent agent composition to impregnate the high-strength fabric with the water-repellent agent composition, and then, using an air-suction machine to pick-up a part of the water-repellent agent composition impregnated in the high-strength fabric before drying and heating the same. The present invention has advantages in that a part of the water-repellent agent composition impregnated in the high-strength fabric may be uniformly picked-up during dipping, so as to improve water-repellent performance, especially, water-repellency after friction as well as initial water-repellency, and may effectively prevent occurrence of wrinkles on the high-strength fabric during water-repellent treatment. The high-strength fabric obtained by water-repellent treatment according to the present invention exhibits increased flexibility without wrinkles, so as to improve wearing comfort. Further, in case of using the fabric as a raw fabric for bulletproof garments, water-repellency is increased to prevent deterioration in bulletproof properties caused by water absorption.
    • 本发明涉及一种处理防水剂的高强度织物的方法,该方法包括将高强度织物浸渍在拒水剂组合物中以用防水剂组合物浸渍高强度织物,以及 然后使用吸气机取出浸渍在高强度织物中的一部分憎水剂组合物,然后干燥并加热。 本发明的优点在于,浸渍在高强度织物中的部分防水剂组合物可以在浸渍期间均匀地吸收,从而提高防水性能,特别是摩擦后的防水性 作为初始防水性,并且可以有效地防止在防水处理期间在高强度织物上产生皱纹。 通过根据本发明的拒水处理获得的高强度织物表现出增加的柔软性而没有皱纹,从而提高穿着舒适性。 此外,在使用织物作为防弹衣物的原料织物的情况下,防水性提高,以防止由吸水引起的防弹性能的劣化。