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    • 1. 发明申请
    • UV-CURABLE LOW SURFACE ENERGY COATINGS
    • 可UV固化的低表面能涂层
    • WO2009105625A3
    • 2009-12-10
    • PCT/US2009034656
    • 2009-02-20
    • WEBSTER DEAN CRAVINDRAN NEENAVORA ANKIT
    • WEBSTER DEAN CRAVINDRAN NEENAVORA ANKIT
    • C08L67/06C08G63/47C08L83/04C08L83/05C09D167/06C09D183/04C09D183/05
    • C08G63/6958C08G77/445Y10T428/31663
    • The invention provides an improved unsaturated polyester prepared from the polycondensation of unsaturated diaeid monomers or unsaturated acid anhydride mononers and polyol monomers and. optionally, one or more saturated aliphatic or aromatic diacld monomers or anhydride monomers thereof. The improvement comprises 0.5 to 50 weight percent, based on the total monomer weight, of an hydroxyalkyl-fiinctional siloxane of formula ( 1 ) below. The invention also relates to a UV curable coating formulation containing a siloxane- functional unsaturated polyester resin, a vinyl ether functional diluents and a photoinitiator. The invention further provides a method of preparing an article with a low-surface energy coating. According to the method, at least one surface of an article with a coating formulation of the invention; and the coating is then cured as described above with UV light to form a low-surface energy coating on the surface. The invention also relates to articles having a low-surface energy coating according to the invention.
    • 本发明提供了由不饱和双酸单体或不饱和酸酐单体和多元醇单体的缩聚制备的改进的不饱和聚酯, 任选地,一种或多种饱和脂族或芳族二羧酸单体或其酸酐单体。 改进包括基于总单体重量0.5至50重量%的下式(1)的羟烷基官能化硅氧烷。 本发明还涉及含有硅氧烷官能不饱和聚酯树脂,乙烯基醚官能稀释剂和光引发剂的UV可固化涂料配制剂。 本发明还提供了制备具有低表面能涂层的制品的方法。 根据该方法,具有本发明的涂层制剂的制品的至少一个表面; 然后如上所述用UV光固化涂层以在表面上形成低表面能涂层。 本发明还涉及具有根据本发明的低表面能涂层的制品。
    • 9. 发明申请
    • FUNCTIONALIZED POLYSILOXANE POLYMERS
    • 功能化聚硅氧烷聚合物
    • WO2008008077A3
    • 2008-02-28
    • PCT/US2006029035
    • 2006-07-26
    • NDSU RES FOUNDATIONWEBSTER DEAN CEKIN ABDULLAH
    • WEBSTER DEAN CEKIN ABDULLAH
    • C08G77/458C08G77/00C08G77/26C08G77/388
    • C08G77/452C08G77/388C08G77/455C09D5/1675Y10T428/31663
    • Polysiloxanes terminated with one or more hydroxy functional carbamate groups are provided. The polymers may have the formula (I) wherein R 1 , R 2 , R 3 , and R 4 are independently hydrogen, C 1 - C 10 alkyl, C 1 - C 10 fluoro-substituted alkyl, cyclopentyl, cyclohexyl, benzyl, toluyl, xylyl and/or phenyl; R 5 and R 6 are linking groups; R 15 and R 16 are independently hydrogen, C 1 - C 10 alkyl, cyclopentyl, cyclohexyl, benzyl, toluyl, xylyl or phenyl; and L 1 and L 2 are linking groups. Typically, x is such that the polymer has a molecular weight of about 1,000 to 100,000. Other polymeric materials produced by reacting with an isocyanate functional compound or a lactone and coating compositions containing such polymeric materials are also provided.
    • 提供了以一个或多个羟基官能的氨基甲酸酯基团封端的聚硅氧烷。 该聚合物可以具有式(I),其中R 1,R 2,R 3,R 4,R 4,R 4, 独立地为氢,C 1 -C 10烷基,C 1 -C 10氟代烷基,环戊基 ,环己基,苄基,甲苯甲酰基,二甲苯基和/或苯基; R 5和R 6是连接基团; R 15和R 16独立地为氢,C 1 -C 10烷基,环戊基,环己基,苄基,C 1 -C 10烷基, 甲苯甲酰基,二甲苯基或苯基; 并且L 1和L 2 是链接组。 通常,x使得聚合物具有约1,000至100,000的分子量。 还提供了通过与异氰酸酯官能化合物或内酯反应制备的其它聚合物材料和含有这种聚合物材料的涂料组合物。