LASER-SENSITIVE COATING FORMULATION
    3.
    发明申请
    LASER-SENSITIVE COATING FORMULATION 审中-公开
    激光敏感涂料配方

    公开(公告)号:WO2009010405A1

    公开(公告)日:2009-01-22

    申请号:PCT/EP2008/058637

    申请日:2008-07-04

    摘要: The present invention provides polymeric particles comprising a polymeric matrix comprising one or more water-insoluble polymers and a laser-sensitive system encapsulated in the polymeric matrix. It also provides a process for the preparation of the polymeric particles, a composition comprising the polymeric particles, a process for the preparation of this composition, a process for forming a laser-sensitive coating layer on a substrate using this composition, a coated substrate obtainable by the coating process, a process for preparing a marked substrate and a marked substrate obtainable by the marking process.

    摘要翻译: 本发明提供包含聚合物基质的聚合物颗粒,其包含一种或多种水不溶性聚合物和包封在聚合物基质中的激光敏感系统。 它还提供了制备聚合物颗粒的方法,包含聚合物颗粒的组合物,制备该组合物的方法,使用该组合物在基材上形成激光敏化涂层的方法,可获得的涂布基材 通过涂布方法制备标记基材和可通过标记方法获得的标记基材的方法。

    AQUEOUS LASER-SENSITIVE COMPOSITION FOR MARKING SUBSTRATES
    8.
    发明申请
    AQUEOUS LASER-SENSITIVE COMPOSITION FOR MARKING SUBSTRATES 审中-公开
    用于标记基材的水性激光敏感组合物

    公开(公告)号:WO2010049281A1

    公开(公告)日:2010-05-06

    申请号:PCT/EP2009/063520

    申请日:2009-10-16

    IPC分类号: B41M5/327 B41M5/333 B41M5/337

    摘要: Aqueous composition comprising a colour former, a developer, and a binder, wherein (a) the weight ratio between the developer and the colour former is in the range of from 1 to 5; (b) the binder comprises an acrylate binder, comprising acrylic acid and styrene, and at least one additional monomer selected from the group consisting of α-methyl styrene, ethyl acrylate and 2-ethylhexyl acrylate; and (c) the colour former and/or the developer are present in an un-encapsulated form; a process for the preparation of these compositions, substrates coated with this composition and a process for its preparation, and a process for preparing a marked substrate using this composition.

    摘要翻译: 包含成色剂,显色剂和粘合剂的水性组合物,其中(a)显影剂和成色剂之间的重量比在1至5的范围内; (b)粘合剂包括丙烯酸酯粘合剂,其包含丙烯酸和苯乙烯,以及至少一种选自α-甲基苯乙烯,丙烯酸乙酯和丙烯酸2-乙基己酯的另外的单体; 和(c)着色剂和/或显色剂以未包封的形式存在; 制备这些组合物的方法,用该组合物涂布的基材及其制备方法,以及使用该组合物制备标记的底物的方法。