AMINOPLAST CROSSLINKER RESIN COMPOSITIONS, PROCESS FOR THEIR PREPARATION, AND METHOD OF USE
    2.
    发明公开
    AMINOPLAST CROSSLINKER RESIN COMPOSITIONS, PROCESS FOR THEIR PREPARATION, AND METHOD OF USE 审中-公开
    AMINOPLASTVERNETZER-HARZZUSAMMENSETZUNGEN,VERFAHREN ZU IHRER HERSTELLUNG UND VERWENDUNGSVERFAHRENDAFÜR

    公开(公告)号:EP2768875A2

    公开(公告)日:2014-08-27

    申请号:EP12775685.6

    申请日:2012-10-21

    Abstract: This invention relates to aminoplast crosslinker resins compositions based on at least partially alkylated reaction products A of melamine, formaldehyde and an alkanol with the following parameters: the ratio of the amount of substance
    n (CH
    2 O) of combined formaldehyde to the amount of substance
    n (Mel) of melamine is in the range of from 5.6 mol/mol to 6.2 mol/mol, the ratio of the amount of substance
    n (RO) of alkyl ether groups in the crosslinker resin to the amount of substance
    n (Mel) of melamine is in the range of from 5.0 mol/mol to 5.6 mol/mol, the mass fraction of monomer in the resin, calculated as the ratio of the mass of monomer
    m (1) to the mass
    m (A) of the reaction products A is between 35 % and 55 %, to a process for their preparation, and to a method of use thereof as crosslinker in combination with hydroxy- functional polymers for coating of heat-sensitive substrates.

    Abstract translation: 本发明涉及基于三聚氰胺和甲醛的至少部分烷基化反应产物的氨基塑料交联剂树脂,具有以下参数:甲醛组合物的物质n(CH 2 O)与物质n(Mel)的量的比例 三聚氰胺在5.6mol / mol至6.2mol / mol的范围内,交联剂树脂中烷基醚基团的物质n(RO)的量与三聚氰胺的物质n(Mel)的量的比例在 范围为5.0mol / mol至5.6mol / mol,树脂中单体的质量分数以单体m(1)的质量与质量m(CR)的比例计算,不包括溶剂的交联剂树脂,添加剂 ,和催化剂,其制备方法为35%至55%,以及作为交联剂与用于涂覆热敏性基材的羟基官能聚合物组合使用的方法。

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