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    • 1. 发明申请
    • CROSS-LINKING AGENTS FOR POLYMERS WITH ACID ANHYDRIDE GROUPS
    • NETWORKING基金与酸酐聚合物
    • WO1996011229A1
    • 1996-04-18
    • PCT/CH1995000221
    • 1995-10-02
    • ABEND, Thomas, Paul
    • C08K09/12
    • C08F8/42C08F8/30C08K9/12C08L57/10
    • The invention relates to novel cross-linking agents for polymers with acid anhydride groups based on amines or polyamines adsorbed in non-aqueous molecular sieve powders. In mixtures with the anhydride-group-containing polymers and in dry conditions, these cross-linking agents form storable cross-linkable polymer systems at room temperature. The cross-linking reaction is triggered by water or raised temperature resulting in the desorption of the amines from the molecular sieve powder and reaction with the anhydride groups. The cross-linking products are very soft to hard compounds of differing ultimate tensile stress, tear resistance, permanent set, glass transition temperature, heat resistance, adhesivity, adhesion and chemical resistance. The polymer systems are used for the production of casting and coating compounds, foams, adhesive, melting and sealing compounds.
    • 本发明涉及含有胺或多胺,其被吸附在不含水的分子筛粉末的基础上,酸酐基团的聚合物的新的交联剂。 在无水条件下的聚合物和酐的混合物。这些交联剂在室温下形成储存稳定的可交联聚合物系统。 交联反应是通过水引发的,或升高的温度,这导致了分子筛和反应与酸酐基团的胺的解吸。 联网产品非常柔软到具有不同的拉伸强度,耐撕裂性,压缩永久变形,玻璃化转变温度,耐热性,粘附性能,粘着性和耐化学性的硬质材料。 用于生产铸造材料,涂料组合物,泡沫,粘合剂,搪瓷和密封剂的聚合物体系。
    • 2. 发明申请
    • GEL NETWORK CONTAINING A REACTIVE MATERIAL
    • 含有反应性物质的凝胶网络
    • WO1996025457A1
    • 1996-08-22
    • PCT/US1996002109
    • 1996-02-16
    • GEL SCIENCES, INC.
    • GEL SCIENCES, INC.LUPTON, Elmer, C.BROMBERG, LevHAND, Barry, J.YU, Xiaohong
    • C08K09/12
    • C08G18/0852C08G18/08C08G18/16C08G18/423C08G18/503C08G18/703C08G18/792C08G2190/00C08G2210/00C08G2220/00C08K9/10C09D7/00C09D7/40C09D201/00Y10T428/2984Y10T428/2985Y10T428/2987Y10T428/31928
    • Methods and compositions for encapsulated polymeric gels swollen with non-aqueous reactive materials are provided. The methods include gel synthesis, swelling of a gel precursor with a first non-aqueous reactive material, and encapsulation of the swollen gel with a second non-aqueous reactive material. Gels precursors may be synthesized from crosslinking polymers, or alternatively, may be formed by crosslinking and polymerizing a monomer starting material. An accelerator may be utilized to facilitate swelling of the gel precursor with the first non-aqueous reactive material. Foams and composites may also be swollen with the first non-aqueous reactive material. The swollen gel is then contacted with a second non-aqueous reactive material such that an encapsulation layer is formed thereby. The encapsulated gels may be stored for subsequent use. The methods further include release of the first non-aqueous reactive material encapsulated within the gel under conditions which compromise the integrity of the encapsulation layer. The released first non-aqueous reactive material is then reacted with a non-aqueous reactive material, the reaction product being a useful product for a variety of applications such as coatings, adhesives, sealings, caulking, laminating materials, electrical coatings and the like.
    • 提供了用非水反应性材料溶胀的包封的聚合物凝胶的方法和组合物。 所述方法包括凝胶合成,用第一非水反应性材料溶胀凝胶前体,以及用第二非水反应性物质包封溶胀凝胶。 凝胶前体可以由交联聚合物合成,或者可以通过使单体原料交联和聚合而形成。 可以使用促进剂来促进凝胶前体与第一非水反应性物质的溶胀。 泡沫和复合材料也可以用第一种非水反应性材料溶胀。 然后将溶胀的凝胶与第二非水反应性材料接触,从而形成包封层。 封装的凝胶可以储存以供后续使用。 所述方法还包括在损害封装层的完整性的条件下释放包封在凝胶内的第一非水反应性材料。 然后将释放的第一非水反应性材料与非水反应性材料反应,反应产物是用于各种应用的有用产品,例如涂料,粘合剂,密封剂,填缝,层压材料,电涂层等。