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    • 2. 发明申请
    • HYDROXY FUNCTIONAL ALKYL POLYUREA CROSSLINKERS
    • 羟基官能烷基聚脲交联剂
    • WO2017123955A1
    • 2017-07-20
    • PCT/US2017/013454
    • 2017-01-13
    • PPG INDUSTRIES OHIO, INC.
    • SWARUP, ShantiZHOU, HongyingCHASSER, Anthony, M.MILLERO, JR., Edward, R.KURTZ, Christopher, P.DUDIK, John, M.XU, XianglingRETSCH, JR., William, H.CHAO, Tien-ChiehKABAGAMBE, BenjaminKRALIC, Ronald
    • C09D5/02C09D5/03C09D175/02C08G18/32C08L75/02B27N3/00
    • C09D175/12B27N3/002B27N7/005B65D1/12C07C275/14C07C275/26C08G18/3271C08G18/73C08G18/751C08L75/02C09D5/02C09D5/03C09D175/02
    • A hydroxy functional alkyl polyurea is disclosed having the formula presented in claim 1, wherein R comprises an isocyanurate moiety, biuret moiety, allophonate moiety, glycoluril moiety, benzoguanamine moiety, polyetheramine moiety, and/or polymeric moiety different from a polyetheramine and having an Mn of 500 or greater; wherein each R 1 is independently a hydrogen, alkyl having at least 1 carbon, or a hydroxy functional alkyl having 2 or more carbons and at least one R 1 is a hydroxy functional alkyl having 2 or more carbons; and n is 2-6. Further disclosed is a coating comprising: a film-forming resin; and a hydroxy functional alkyl polyurea crosslinker having the formula presented in claim 4, wherein R 1 is a substituted or unsubstituted C 1 to C 36 alkyl group, an aromatic group, an isocyanurate moiety, biuret moiety, allophonate moiety, glycoluril moiety, benzoguanamine moiety, polyetheramine moiety, and/or polymeric moiety different from a polyetheramine having an Mn of 500 or greater, wherein each R 1 is independently a hydrogen, an alkyl having at least 1 carbon, or a hydroxy functional alkyl having 2 or more carbons and at least one R1 is a hydroxy functional alkyl having 2 or more carbons; and n is 2-6, and when R 2 is a substituted or unsubstituted C 1 to C 36 alkyl group the film-forming resin comprises COOH functionality that reacts with the polyurea to form an ester linkage. Other hydroxy functional alkyl polyurea compounds, polymers made with the same, and compositions comprising the same are also disclosed as are substrates coated at least in part with or formed with any of the compositions described herein.
    • 公开了羟基官能烷基聚脲,其具有权利要求1中给出的通式,其中R包括异氰脲酸酯部分,缩二脲部分,脲基甲酸酯部分,甘脲部分,苯并胍胺部分,聚醚胺部分和/或聚合物部分 不同于聚醚胺并且具有500或更大的Mn; 其中每个R 1独立地为氢,具有至少1个碳的烷基或具有2个或更多个碳的羟基官能烷基,并且至少一个R 1为羟基官能团 具有2个或更多个碳的烷基; 并且n是2-6。 还公开了一种涂层,其包含:成膜树脂; 和具有权利要求4中提出的通式的羟基官能烷基聚脲交联剂,其中R 1是取代或未取代的C 1至C 36烷基 芳基,异氰脲酸酯部分,缩二脲部分,脲基甲酸酯部分,甘脲部分,苯并胍胺部分,聚醚胺部分和/或不同于Mn为500或更大的聚醚胺的聚合物部分,其中每个R 1, 其中R 1独立地为氢,具有至少1个碳的烷基或具有2个或更多个碳的羟基官能烷基,并且至少一个R 1为具有2个或更多个碳的羟基官能烷基; 并且n是2-6,并且当R 2是取代或未取代的C 1至C 36烷基时,所述成膜树脂包含 COOH官能团与聚脲反应形成酯键。 其它羟基官能烷基聚脲化合物,由其制备的聚合物以及包含其的组合物也公开为至少部分地用本文所述的任何组合物涂覆或用其形成的基材。