BESCHICHTETE POLYOXYMETHYLENE
    6.
    发明公开

    公开(公告)号:EP2240537A1

    公开(公告)日:2010-10-20

    申请号:EP09708400.8

    申请日:2009-02-05

    Applicant: BASF SE

    CPC classification number: C08J7/047 C08J2359/02 C08J2471/00 Y10T428/31942

    Abstract: The invention relates to polyoxymethylene moulded bodies containing at least one polyoxymethylene homopolymer or copolymer A) and optionally other additives B), the surface of said polymer being coated with at least one binding agent C) and a formaldehyde scavenger D). The invention is characterised in that a polyalkylene oxide C1 or a polyvinyl ester C2 or a graft polymer C3 consisting of C1 and C2 or mixtures thereof is used as the binding agent C) and at least one imidazolidine-2-one compound is used as the formaldehyde scavenger D).

    Abstract translation: 本发明涉及含有至少一种聚甲醛均聚物或共聚物A)和任选的其它添加剂B)的聚甲醛模塑体,所述聚合物的表面涂覆有至少一种粘合剂C)和甲醛清除剂D)。 本发明的特征在于使用聚环氧烷C1或聚乙烯酯C2或由C1和C2组成的接枝聚合物C3或其混合物作为粘合剂C),并且使用至少一种咪唑烷-2-酮化合物作为 甲醛清除剂D)。

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