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    • 7. 发明授权
    • Colloidal particle sols and methods for preparing the same
    • 胶体颗粒溶胶及其制备方法
    • US08039517B2
    • 2011-10-18
    • US11001543
    • 2004-12-01
    • Lawrence G. AndersonDebra L. SingerThomas R. Hockswender
    • Lawrence G. AndersonDebra L. SingerThomas R. Hockswender
    • B01F3/12B01F3/22C04B14/00
    • C01B33/145B01J13/0008B01J13/0026C01B33/1485
    • A method of preparing an organic sol of particles is provided. Steps include: a) providing a suspension of particles in an aqueous medium; b) adding an organic liquid to form an admixture where the concentration of particles in the admixture is less than or equal to 40 percent by weight; c) maintaining the admixture at a temperature and pressure and for a time sufficient to reduce the water content to less than 30 percent by weight while simultaneously adding a water-compatible organic liquid at a rate sufficient to maintain a concentration of particles in the admixture at less than or equal to 50 percent by weight; and d) adding at least one polymer while maintaining the admixture at a temperature and pressure and for a time sufficient to provide an organic sol of particles comprising 1 percent by weight or less of water.
    • 提供了一种制备颗粒有机溶胶的方法。 步骤包括:a)在水介质中提供颗粒的悬浮液; b)加入有机液体以形成其中混合物中颗粒的浓度小于或等于40重量%的混合物; c)将混合物在温度和压力下保持足够的时间以将水含量降低至小于30重量%,同时以足以将混合物中的颗粒浓度保持在混合物中的速率同时加入水相容性有机液体 小于或等于50重量%; 和d)在保持混合物的温度和压力下加入至少一种聚合物,并持续足以提供包含1重量%或更少的水的颗粒的有机溶胶。
    • 9. 发明授权
    • Coating of film-forming resin and functional flow control copolymer
    • 成膜树脂和功能流动控制共聚物的涂层
    • US06313224B1
    • 2001-11-06
    • US09437891
    • 1999-11-09
    • Debra L. SingerKurt G. OlsonKurt A. HumbertKaren A. BarkacMark E. Wozniak
    • Debra L. SingerKurt G. OlsonKurt A. HumbertKaren A. BarkacMark E. Wozniak
    • C08L2304
    • C09D201/00C09D7/47Y10T428/31692C08L2666/04
    • Curable coating compositions comprising either a liquid or particulate curable film-forming resinous material, a flow control agent which is a copolymer and optionally a carrier for the liquid resinous material. The copolymer is from at least one non-amino, non-hydroxyl and non-acid functional alkyl acrylate or methacrylate containing from 1 to 20 carbon atoms in the alkyl group, and functional monomer of either (i) amino functional acrylates and methacrylates in an effective amount to give the copolymer an amine value in the range from 2 to 70, or (ii) acid functional acrylate and methacrylate in an effective amount to give the copolymer an acid value in the range of from 10 to 30. Additionally, with either functional monomer (i) or (ii) another functional comonomer (iii) can be present in the copolymer which is hydroxyalkyl acrylate and/or hydroxyalkyl methacrylate and/or caprolactone polyol monomer. Comonomer (iii) can be present in the copolymer in an effective amount to give the copolymer a hydroxyl number is in the range of about 0 to 100.
    • 可固化的涂料组合物包括液体或颗粒状可固化成膜树脂材料,流动控制剂,其是共聚物和任选的液体树脂材料的载体。 该共聚物来自烷基中至少一个含有1-20个碳原子的非氨基,非羟基和非​​酸官能的丙烯酸酯或甲基丙烯酸烷基酯,和(i)氨基官能的丙烯酸酯和甲基丙烯酸酯的官能单体 有效量使得共聚物的胺值在2-70范围内,或(ii)酸官能丙烯酸酯和甲基丙烯酸酯有效量,以使共聚物的酸值在10至30的范围内。另外, 在丙烯酸​​羟烷基酯和/或甲基丙烯酸羟烷基酯和/或己内酯多元醇单体的共聚物中可以存在官能单体(i)或(ii)另一功能性共聚单体(iii)。 共聚单体(iii)可以以有效的量存在于共聚物中,得到共聚物,羟值在约0-100范围内。