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    • 1. 发明申请
    • WATER-ABSORBING, FOAM-TYPE POLYMER STRUCTURES
    • 吸水,泡沫型聚合物结构
    • WO2004006971A3
    • 2004-10-28
    • PCT/EP0307425
    • 2003-07-09
    • STOCKHAUSEN CHEM FAB GMBHHINTZ SANDRABRUEGGEMANN HELMUT
    • HINTZ SANDRABRUEGGEMANN HELMUT
    • A61L15/42A61L15/60B32B5/18A61L15/22A61L15/26
    • B32B5/18A61L15/425A61L15/60B32B5/022B32B5/024B32B15/04B32B27/065B32B27/12B32B27/32B32B27/34B32B2307/726B32B2323/04B32B2323/10B32B2398/20
    • The invention relates to a method for producing water-absorbing, foam-type polymer structures. According to the invention, an aqueous composition (A) is foamed, said composition containing: (A1) water; (A2) at least one polymer which is based on at least ( alpha 1) between 55 and 100 wt. % of a polymerised, monoethylenically unsaturated monomer containing acid groups, or the salt thereof, and ( alpha 2) between 0 and 45 wt. % of a polymerised, monoethylenically unsaturated monomer which can be copolymerised with ( alpha 1), the sum of the weight quantities ( alpha 1) and ( alpha 2) amounting to 100 wt. % and at least 31.5 wt. % of the monomers, in relation to the total weight of the monomers ( alpha 1) and ( alpha 2), being acrylic acids or salts of the acrylic acids; (A3) at least one cross-linking agent; (A4) at least one blowing agent; (A5) at least one surfactant; and (A6) optionally other auxiliary agents. The foamed, aqueous composition is then heated at a temperature between 50 and 300 DEG C, in such a way that the polymers (A2) are at least partially cross-linked and the water content (A1) is regulated to a maximum of 15 wt. %, in relation to the total weight of the existing, foamed polymer structure. The invention also relates to a water-absorbing, foam-type polymer structure which can be obtained by said method, a water-absorbing, foam-type polymer structure, a composite comprising a water-absorbing, foam-type polymer structure and a substrate, a method for producing said composite, the composites which can be obtained by means of said method, in addition to the use of the water-absorbing, foam-type polymer structure and chemical products.
    • 本发明涉及一种用于生产吸水性,膨胀的聚合物结构的方法,其中的含水组合物(A),包括:(A1)水,(A2)一种或多种聚合物重量的聚合的%至少到(ALPHA1)55-100 单烯包含基于(α-2)的聚合的单烯属不饱和单体共聚的(α1)的单体,其中所述量的重量比(α1)和(α-2)的总和与wt第一百酸基团或它们的盐,和0-45重量%的不饱和单体 - 为%,和至少31.5重量是.-的单体的重量%,基于单体(阿尔法1)和(α-2),丙烯酸或丙烯酸的盐,(A3)一种或多种交联剂,(A4)一种或的总重量 多种发泡剂,(A5)一种或多种表面活性剂,(A6)和任选的其它助剂发泡和发泡水性组合物是随后在温度为5 0〜300℃进行加热,从而使聚合物(A2)至少部分交联的,水(A1)的含量为最多15重量%,基于所得到的,发泡的聚合物结构的总重量计,被设置,以及一个由该 方法可用的吸水性,泡沫状聚合物结构,吸水性,泡沫状聚合物结构,包括吸水性,泡沫状聚合物结构和基底的复合物,制造该复合材料的方法,通过该方法获得的复合材料,使用该吸水,发泡的聚合物结构和化学产品。