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    • 8. 发明公开
    • 수분 흡수력이 향상된 폴리염화비닐계 인조피혁
    • POLYVINYLCHLORIDE人造皮革改进的吸水力
    • KR1020090093685A
    • 2009-09-02
    • KR1020080019361
    • 2008-02-29
    • 현대자동차주식회사기아자동차주식회사
    • 홍채환
    • D06N3/06D06N3/04
    • A manufacturing method of polyvinyl chloride artificial leather of which water absorbing power is improved is provided to offer inexpensive raw material cost compared to manufacturing cost of the existing polyvinyl chloride artificial leather containing silk crushed materials. A manufacturing method of polyvinyl chloride artificial leather of which water absorbing power is improved includes a surface layer(3) containing polyvinyl chloride resin 85 ~ 95 weight%, soybean protein crushed materials 5 ~ 15 weight% of which average diameter is 5 ~ 75 mum, and a coating layer(4) containing the soybean protein crushed materials of which diameter is 5 ~ 75 mum and an adhesive with a weight ratio of 70 : 30 ~ 60 : 40. The polyvinyl chloride artificial leather further includes one or more layer selected from a base layer(1) and a foam layer(2). The degree of polymerization the polyvinyl chloride resin is 900 ~ 1400. The base material layer is one or more selected from cloth, non-woven, and raw cotton etc.
    • 与现有的含有丝绸粉碎材料的聚氯乙烯人造革的制造成本相比,提供了改善吸水能力的聚氯乙烯人造革的制造方法,从而提供廉价的原材料成本。 改善吸水力的聚氯乙烯人造革的制造方法包括含有85〜95重量%的聚氯乙烯树脂的表层(3),大豆蛋白粉碎物料,其平均直径为5〜75μm的5〜15重量% ,以及含有直径为5〜75μm的大豆蛋白粉碎材料和重量比为70:30〜60:40的粘合剂的涂层(4)。聚氯乙烯人造革还包括一个或多个选择的层 从基层(1)和泡沫层(2)。 聚氯乙烯树脂的聚合度为900〜1400。基材层是从布,无纺布和原棉等中选择的一种或多种。
    • 9. 发明公开
    • 자동차 대쉬 판넬용 폴리우레탄 폼 흡음재
    • 使用汽车面板的聚氨酯泡沫消声吸收
    • KR1020090062155A
    • 2009-06-17
    • KR1020070129267
    • 2007-12-12
    • 현대자동차주식회사기아자동차주식회사
    • 홍채환
    • B60R13/08
    • A polyurethane foam sound-absorbing material for a dash panel of a vehicle is provided to reduce the absorbed noise and to expand a route for noise absorption by using polyether polyol containing monool. A polyurethane foam sound-absorbing material for a dash panel of a vehicle comprises the followings: monool 0.01 ~3 weight% including monofunctional hydroxyl; an amine-based catalyst 0.5 ~ 2 parts by weight based on polyether polyol 100 parts by weight; a foam stabilizer 0.5 ~ 3 parts by weight; and resin premix containing a blowing agent 2 ~ 7 parts by weight. A weight ration of resin premix and the isocyanate is 1 : 0.75 ~ 1.2. An average molecular weight of the polyether polyol is 4000 ~ 6500 g/mol.
    • 提供了一种用于车辆仪表板的聚氨酯泡沫吸声材料,以通过使用含有一元醇的聚醚多元醇来减少吸收的噪音并扩大用于噪声吸收的途径。 一种用于车辆仪表板的聚氨酯泡沫吸声材料包括:一元醇0.01〜3重量%,包括单官能羟基; 基于聚醚多元醇100重量份为0.5〜2重量份的胺类催化剂; 泡沫稳定剂0.5〜3重量份; 和含有发泡剂的树脂预混物2〜7重量份。 树脂预混物和异氰酸酯的重量比为1:0.75〜1.2。 聚醚多元醇的平均分子量为4000〜6500g / mol。