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    • 3. 发明授权
    • Method for primerless adhesive bonding of metal or plastics substrates
    • 金属或塑料基材的无底漆粘合方法
    • US08092632B2
    • 2012-01-10
    • US12613267
    • 2009-11-05
    • Lothar ThieleKarin Jonscher
    • Lothar ThieleKarin Jonscher
    • B32B37/12
    • C08G18/6696C08G18/4829C08L2666/16C09J175/04Y10T156/1092
    • The invention relates to a method for bonding metal or plastic substrates, in which the substrate is freed from adhering impurities, a dual-component polyurethane adhesive is directly applied onto at least one substrate without prior application of a primer and the substrates are joined and cured. According to the invention, the dual-component polyurethane adhesive is composed of a component A, containing 1 to 98% by weight with reference to the component A of an oleochemic polyol, 1 to 10% by weight of at least one three-, four- or five-functional polyol with a molecular weight of 90 to 750 g/mol, 2.5 to 60% by weight of at least on aldehyde resin, keton resin and/or keton/aldehyde resin with a molecular weight of 250 to 25000 g/mol, and 0 to 70% by weight of other additives and a component B, containing at least one polyisocyanate, the NCO/OH ratio of the isocyanate component to the polyol component ranging between 1.0 and 2.0:1.
    • 本发明涉及一种用于接合金属或塑料基材的方法,其中基材不会附着杂质,双组分聚氨酯粘合剂直接施加在至少一个基材上,而无需预先施加底漆,并将基材连接并固化 。 根据本发明,双组分聚氨酯粘合剂由相对于油化多元醇组分A为1至98重量%的组分A组成,1至10重量%的至少一个三,四 - 或分子量为90至750g / mol的2.5官能多元醇,2.5至60重量%的至少一种醛树脂,酮树脂和/或酮/醛树脂,分子量为250至25000g / mol,和0〜70重量%的其它添加剂和含有至少一种多异氰酸酯的组分B,异氰酸酯组分与多元醇组分的NCO / OH比在1.0和2.0:1之间。
    • 7. 发明申请
    • METHOD FOR PRIMERLESS ADHESIVE BONDING OF METAL OR PLASTICS SUBSTRATES
    • 金属或塑料基材的无粘结粘合方法
    • US20100071846A1
    • 2010-03-25
    • US12613267
    • 2009-11-05
    • Lothar ThieleKarin Jonscher
    • Lothar ThieleKarin Jonscher
    • B32B37/12
    • C08G18/6696C08G18/4829C08L2666/16C09J175/04Y10T156/1092
    • The invention relates to a method for bonding metal or plastic substrates, in which the substrate is freed from adhering impurities, a dual-component polyurethane adhesive is directly applied onto at least one substrate without prior application of a primer and the substrates are joined and cured. According to the invention, the dual-component polyurethane adhesive is composed of a component A, containing 1 to 98% by weight with reference to the component A of an oleochemic polyol, 1 to 10% by weight of at least one three-, four- or five-functional polyol with a molecular weight of 90 to 750 g/mol, 2.5 to 60% by weight of at least on aldehyde resin, keton resin and/or keton/aldehyde resin with a molecular weight of 250 to 25000 g/mol, and 0 to 70% by weight of other additives and a component B, containing at least one polyisocyanate, the NCO/OH ratio of the isocyanate component to the polyol component ranging between 1.0 and 2.0:1.
    • 本发明涉及一种用于接合金属或塑料基材的方法,其中基材不会附着杂质,双组分聚氨酯粘合剂直接施加在至少一个基材上,而无需预先施加底漆,并将基材连接并固化 。 根据本发明,双组分聚氨酯粘合剂由相对于油化多元醇组分A为1至98重量%的组分A组成,1至10重量%的至少一个三,四 - 或分子量为90至750g / mol的2.5官能多元醇,2.5至60重量%的至少一种醛树脂,酮树脂和/或酮/醛树脂,分子量为250至25000g / mol,0〜70重量%的其它添加剂和含有至少一种多异氰酸酯的组分B,异氰酸酯组分与多元醇组分的NCO / OH比在1.0和2.0:1之间。