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    • 7. 发明申请
    • PRESSURE SENSITIVE ADHESIVE COMPOSITIONS AND METHOD OF MAKING THE SAME
    • 压敏粘合剂组合物及其制备方法
    • US20110077345A1
    • 2011-03-31
    • US12995534
    • 2009-06-02
    • Bedri ErdemDebkumar BhattacharjeeKeith Andes
    • Bedri ErdemDebkumar BhattacharjeeKeith Andes
    • C09J175/04
    • The instant invention is a pressure sensitive adhesive composition comprising an ultra-high solid polyurethane dispersion. The ultra-high solid polyurethane dispersion comprises (1) a first component comprising a first polyurethane prepolymer comprising the reaction product of a polyol and polyisocyanate, (2) a second component comprising a media phase selected from the group consisting of a second polyurethane prepolymer emulsion, a low solid content polyurethane dispersion, a seed latex, and combinations thereof; and (3) optionally a chain extender. The ultra-high solid polyurethane dispersion has at least a solid content of at least 60 percent by weight of solid content, based on the total weight of the ultra-high solid polyurethane dispersion, and a viscosity of less than 5000 cps at 20 rpm at 21° C. using spindle #4 with Brookfield viscometer.
    • 本发明是包含超高固含量聚氨酯分散体的压敏粘合剂组合物。 超高固体聚氨酯分散体包括(1)包含第一聚氨酯预聚物的第一组分,所述第一聚氨酯预聚物包含多元醇和多异氰酸酯的反应产物,(2)第二组分,其包含介质相,其选自第二聚氨酯预聚物乳液 ,低固含量聚氨酯分散体,种子胶乳及其组合; 和(3)任选的扩链剂。 基于超高固体聚氨酯分散体的总重量,超高固含量聚氨酯分散体至少具有至少60重量%固体含量的固体含量,并且在20rpm时粘度小于5000cps 21°C,使用纺锤#4与布鲁克菲尔德粘度计。
    • 8. 发明授权
    • Composite dispersion, method of producing the same, and articles made therefrom
    • 复合分散体,其制造方法以及由其制成的制品
    • US08349945B2
    • 2013-01-08
    • US12994999
    • 2009-05-27
    • David L. MalotkySarah T. EckersleyBedri ErdemDebkumar Bhattacharjee
    • David L. MalotkySarah T. EckersleyBedri ErdemDebkumar Bhattacharjee
    • C08L83/07C08L67/00C08L71/02
    • C08L83/04C08J3/05C08L23/16C08L33/04C08L63/00
    • The instant invention is a composite dispersion, method of producing the same, and articles made therefrom. The composite dispersion according to the instant invention comprises (1) a first seed dispersion comprising (a) a first internal phase; and (b) an external phase, and (2) a second internal phase; wherein the composite dispersion comprises more than 60 percent by the combined weight of the first internal phase and the second internal phase, and the composite dispersion has a viscosity of less than 10,000 cP measured by RV4 spindle at 20 rpm at greater than 60 weight percent total internal phase, and wherein the composite dispersion has a bimodal particle size distribution and a particle size ratio (P2/P1) in the range of 2 to 200. The first internal phase comprises a first hydrophobic material selected from the group consisting of alkyd, silicone, polyolefin, polyurethane, epoxy, emulsion polymer, and polyester. The external phase comprises water. The second internal phase comprises a second hydrophobic material selected from the group consisting of alkyd, silicone, polyurethane prepolymer, epoxy, and polyester.
    • 本发明是一种复合分散体,其制备方法和由其制成的制品。 根据本发明的复合分散体包含(1)第一种子分散体,其包含(a)第一内相; 和(b)外部相,和(2)第二内部相; 其中所述复合分散体包含多于60%的第一内相和第二内相的组合重量,并且所述复合分散体具有通过RV4主轴在20rpm下以大于60重量%的总量测量的小于10,000cP的粘度 内部相,并且其中所述复合分散体具有2至200范围内的双峰粒度分布和粒径比(P2 / P1)。所述第一内相包含选自醇酸树脂,硅氧烷 ,聚烯烃,聚氨酯,环氧树脂,乳液聚合物和聚酯。 外部相包括水。 第二内相包括选自醇酸树脂,硅氧烷,聚氨酯预聚物,环氧树脂和聚酯的第二疏水材料。
    • 9. 发明申请
    • SEALANT COMPOSITION
    • 密封组合物
    • US20110077348A1
    • 2011-03-31
    • US12995532
    • 2009-06-02
    • Bedri ErdemLi ZhangDebkumar BhattacharjeeYI Jin
    • Bedri ErdemLi ZhangDebkumar BhattacharjeeYI Jin
    • C08L75/04
    • C08G18/283C08G18/4808C08G18/4833C08G18/4891C08G18/758C08G2170/40C08G2270/00C08L2666/04C08L2666/20C09J175/08
    • The instant invention is a sealant composition comprising an ultra-high solid polyurethane dispersion. The ultra-high solid polyurethane dispersion comprises (1) a first component comprising a first polyurethane prepolymer comprising the re-action product of a natural oil based polyol and polyisocyanate, (2) a second component comprising a media phase selected from the group consisting of a second polyurethane prepolymer emulsion, a low solid content polyurethane dispersion, a seed latex, and combinations thereof; and (3) optionally a chain extender. The ultra-high solid polyurethane dispersion has at least a solid content of at least 60 percent by weight of solid content, based on the total weight of the ultra-high solid polyurethane dispersion, and a viscosity of less than 5000 cps at 20 rpm at 21° C. using spindle #4 with Brookfield viscometer.
    • 本发明是一种包含超高固含量聚氨酯分散体的密封剂组合物。 超高固体聚氨酯分散体包含(1)第一组分,其包含第一聚氨酯预聚物,其包含天然油基多元醇和多异氰酸酯的反作用产物,(2)第二组分,其包含介质相,其选自 第二聚氨酯预聚物乳液,低固含量聚氨酯分散体,种子胶乳及其组合; 和(3)任选的扩链剂。 基于超高固体聚氨酯分散体的总重量,超高固含量聚氨酯分散体至少具有至少60重量%固体含量的固体含量,并且在20rpm时粘度小于5000cps 21°C,使用纺锤#4与布鲁克菲尔德粘度计。