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    • 1. 发明申请
    • FURAN-BASED AMINES AS CURING AGENTS FOR EPOXY RESINS IN LOW VOC APPLICATIONS
    • 作为低挥发性有机化合物应用环氧树脂固化剂的富烯基氨基甲酸酯
    • US20170009005A1
    • 2017-01-12
    • US15121155
    • 2015-02-24
    • SIKA TECHNOLOGY AG
    • Claus URBANNina SCHÄFFELER
    • C08G59/50C09J163/00C09D163/00C08G59/22C08G59/18
    • C08G59/5046C08G59/184C08G59/223C09D163/00C09J163/00
    • A room temperature or low temperature curable epoxy formulation including a) an epoxy component including at least one epoxy resin and b) a hardener component including at least one compound of formula (I) wherein X is a divalent hydrocarbon group, which optionally contains one or more heteroatoms, and n is 0, 1, 2 or 3, preferably 0 or 1, and/or at least one epoxy-amine adduct, which is a reaction product of the compound of formula (I) and an epoxy compound selected from at least one of a monoepoxide and a polyepoxide, as a curing agent. The compounds of formula (I) and the epoxy-amine adduct are suitable as curing agents for epoxy formulations which provide good surface properties and good cure speed, even at low temperature curing. In particular, amine blushing can be avoided or reduced to a large extent, when these curing agents are used.
    • 本发明涉及室温或低温可固化环氧树脂制剂,其包含a)包含至少一种环氧树脂的环氧组分和b)包含至少一种其中X为二价烃基的式(I)化合物的硬化剂组分,其中 任选地含有一个或多个杂原子,并且n是0,1,2或3,优选0或1,和/或至少一种环氧胺加合物,其是式(I)化合物与环氧基的反应产物 选自至少一种单环氧化物和聚环氧化物的化合物作为固化剂。 式(I)化合物和环氧 - 胺加合物适用于环氧配方的固化剂,即使在低温固化下也能提供良好的表面性能和良好的固化速度。 特别地,当使用这些固化剂时,可以避免或减少胺白化程度。 特别的优点是相应的环氧树脂配方可以配制成低VOC环氧树脂配方,甚至可以配制成基本上不含VOC的环氧树脂配方。
    • 3. 发明申请
    • REDUCTION OF BENZYL ALCOHOL EMISSIONS FROM EPOXY AMINE FORMULATIONS BY ADDING CYCLODEXTRIN
    • 通过添加环糊精从环氧胺配方中还原苯甲醇排出物
    • US20150353723A1
    • 2015-12-10
    • US14759835
    • 2014-01-07
    • SIKA TECHNOLOGY AG
    • Kathrin BRACHTClaus URBAN
    • C08L63/00C09D163/00C08L75/04
    • C08K5/1545C08L63/00C08L75/04C09D163/00C09D175/04C08L5/16
    • A reactive resin compositions include at least one polymerizable system, at least one volatile organic compound, cyclodextrin, and optionally at least one curing agent, which are obtainable by mixing the polymerizable system with the volatile organic compound and the cyclodextrin and storing the mixture for a period of time until an equilibrium is established between the volatile organic compound and the cyclodextrin. By adding cyclodextrin it is possible to reduce the VOC emissions of corresponding reactive resin compositions significantly, the observed effect being greater than would be expected on the basis of the molar ratio of the volatile organic compound to the cyclodextrin. The reactive resin composition can thus be used advantageously in applications such as coatings and/or sealants, in which the evaporation of organic compounds should be avoided.
    • 反应性树脂组合物包括至少一种可聚合体系,至少一种挥发性有机化合物,环糊精和任选的至少一种固化剂,其可通过将可聚合体系与挥发性有机化合物和环糊精混合并将该混合物储存在 直至在挥发性有机化合物和环糊精之间建立平衡为止。 通过加入环糊精,可以显着降低相应的反应性树脂组合物的VOC排放,观察到的效果大于基于挥发性有机化合物与环糊精的摩尔比所预期的效果。 因此,反应性树脂组合物可以有利地用于应用中,例如涂料和/或密封剂,其中应避免有机化合物的蒸发。