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    • 2. 发明申请
    • Fluorinated POSS as alloying agents in nonfluorinated polymers
    • 氟化POSS作为非氟化聚合物中的合金剂
    • US20080221262A1
    • 2008-09-11
    • US11725994
    • 2007-03-19
    • Joseph M. MabryTimothy S. HaddadSarah Anne MazzellaSukhendu B. HaitJoseph J. SchwabJoseph D. Lichtenhan
    • Joseph M. MabryTimothy S. HaddadSarah Anne MazzellaSukhendu B. HaitJoseph J. SchwabJoseph D. Lichtenhan
    • C08L83/06
    • B82Y30/00C08F8/42C08F120/14
    • A method of using fluorinated-nanostructured POSS chemicals as alloying agents for the reinforcement of polymer microstructures, including polymer coils, domains, chains, and segments, at the molecular level. Because of their tailorable compatibility with nonfluorinated polymers, nanostructured chemicals can be readily and selectively incorporated into polymers by direct blending processes. The incorporation of a nanostructured chemical into a polymer favorably impacts a multitude of polymer physical properties. Properties most favorably improved are surface properties, such as lubricity, contact angle, water repellency, deicing, surface tension, and abrasion resistance. Improved surface properties may be useful for applications such as anti-icing surfaces, non-wetting surfaces, low friction surfaces, self cleaning. Other properties improved include time dependent mechanical and thermal properties such as heat distortion, creep, compression set, shrinkage, modulus, hardness and biological compatibility. In addition to mechanical properties, other physical properties are favorably improved, including lower thermal conductivity, dielectric properties, fire resistance, gas permeability and separation. These improved properties may be useful in a number of applications, including space-survivable materials and seals, gaskets, cosmetics, and personal care.
    • 使用氟化纳米结构化POSS化学品作为合金剂的方法,用于在分子水平上增强聚合物微结构,包括聚合物线圈,结构域,链和链段。 由于其与非氟化聚合物的可定制的相容性,纳米结构化学物质​​可以通过直接共混方法容易且有选择地并入聚合物中。 将纳米结构化学物质​​掺入聚合物有利地影响了许多聚合物的物理性质。 最有利地改善的性能是表面性质,例如润滑性,接触角,防水性,除冰,表面张力和耐磨性。 改进的表面性质可用于诸如防冰表面,非润湿表面,低摩擦表面,自清洁等应用。 改进的其它性能包括时间相关的机械和热性能,如热变形,蠕变,压缩永久变形,收缩,模量,硬度和生物相容性。 除机械性能外,其他物理性能得到有利改善,包括较低的导热性,介电性能,耐火性,透气性和分离性。 这些改进的性质可用于许多应用,包括空间存活材料和密封件,垫圈,化妆品和个人护理。
    • 9. 发明授权
    • Polyhedral oligomeric silsesquinoxanes and polyhedral oligomeric silicates bearing surfactant functionalities
    • 具有表面活性剂功能的多面体低聚硅氧烷喹啉和多面体低聚硅酸盐
    • US07265194B1
    • 2007-09-04
    • US10968370
    • 2004-10-18
    • Joseph D. LichtenhanJoseph J. Schwab
    • Joseph D. LichtenhanJoseph J. Schwab
    • C08G77/38
    • C08G77/04C08G77/382
    • This invention teaches the preparation and compositions of POSS nanostructured chemicals bearing a variety of onium-type surfactants. The surfactants serve as low-cost compatibilizing groups for polyhedral oligomeric silsesquioxane and polyhedral oligomeric silicate nanostructures with man-made polymer and biological systems. Variations of the surfactants also provide reactivity for the nanostructured chemicals with man-made and biological materials. The surfactant bearing nanostructured chemicals are useful as alloying agents is for controlling the structure and bulk physical properties of materials from the nanoscopic length scale. Alternately, the surfactants can be eliminated from the nanostructures to render the formation of nanoscopically dispersed silica particles.
    • 本发明教导了具有各种鎓型表面活性剂的POSS纳米结构化学品的制备和组成。 表面活性剂作为多面体低聚倍半硅氧烷和具有人造聚合物和生物体系的多面体低聚硅酸盐纳米结构的低成本相容性基团。 表面活性剂的变化也为人造和生物材料的纳米结构化学品提供反应性。 具有表面活性剂的纳米结构化学品可用作合金化剂用于从纳米尺度尺度控制材料的结构和体积物理性质。 或者,可以从纳米结构中去除表面活性剂以形成纳米尺度分散的二氧化硅颗粒。