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    • 3. 发明申请
    • FUNCTIONALIZED TRIPTYCENE POLYMERS AND THEIR USES
    • 功能性三聚体聚合物及其用途
    • WO2017015336A1
    • 2017-01-26
    • PCT/US2016/043085
    • 2016-07-20
    • MASSACHUSETTS INSTITUTE OF TECHNOLOGY
    • SWAGER, Timothy, M.GOODS, John, B.MOH, Chuanhui, L.
    • C08G61/12H01M8/102H01M8/1025H01M8/1041
    • C08G65/48B01J39/19B01J41/13B01J47/12C08G65/4006C08G65/4012C08J5/2256C08J2371/10C08L71/00C08L2205/025H01M8/04197H01M8/1025H01M2008/1095
    • Embodiments described herein relate to compositions including iptycene-based structures. Some embodiments provide compositions including polymers having a backbone comprising an iptycene-based compound. Some embodiments described herein provide compositions having enhanced properties such as enhanced porosity, increased glass transition temperatures, and/or improved solubility as compared to traditional poly(aryl ether)-based compounds or traditional iptycene-based compounds. In some cases, the compositions may include various aryl ether compounds such as an aryl ether ketone incorporated into the polymer backbone. Non-limiting examples of suitable aryl ether compounds include polyaylethersulfones, polyaryletherketones, polyetherimides, and polyphenylene ethers. The compositions described herein may be useful in a wide variety of applications, including structural materials, flexible composites, ion conductors, fuel cell membranes such as proton exchanging membranes, sensors, preconcentrators, absorbents, or the like.
    • 本文所述的实施方案涉及包含基于iptycene的结构的组合物。 一些实施方案提供包含聚合物的组合物,所述聚合物具有包含基于iptycene的化合物的主链。 本文所述的一些实施方案提供具有增强性能的组合物,例如与传统的基于聚(芳基醚)的化合物或传统的基于iptycene的化合物相比,增强的孔隙率,增加的玻璃化转变温度和/或改善的溶解度。 在一些情况下,组合物可以包括各种芳基醚化合物,例如并入聚合物主链中的芳基醚酮。 合适的芳基醚化合物的非限制性实例包括聚醚醚砜,聚芳醚酮,聚醚酰亚胺和聚苯醚。 本文描述的组合物可用于各种应用,包括结构材料,柔性复合材料,离子导体,燃料电池膜,例如质子交换膜,传感器,预浓缩器,吸收剂等。
    • 7. 发明申请
    • EMISSIVE POLYMERS AND DEVICES INCORPORATING THESE POLYMERS
    • 包含这些聚合物的EMISSIVE聚合物和装置
    • WO2008039529A1
    • 2008-04-03
    • PCT/US2007/020961
    • 2007-09-28
    • MASSACHUSETTS INSTITUTE OF TECHNOLOGYSWAGER, Timothy, M.AMARA, John, P.
    • SWAGER, Timothy, M.AMARA, John, P.
    • C09K11/06C08G61/02G01N21/64
    • C09K11/06C08G61/02C09K9/02C09K2211/1425Y10T436/14Y10T436/145555
    • The present invention relates to a class of luminescent and conductive polymer compositions having chromophores, and particularly solid films of these compositions exhibiting increased luminescent lifetimes, quantum yields and amplified emissions. These desirable properties can be provided through polymers having rigid groups designed to prevent polymer reorganization, aggregation or π-stacking upon solidification. These polymers can also display an unusually high stability with respect to solvent and heat exposures. The invention also relates to a sensor and a method for sensing an analyte through the luminescent and conductive properties of these polymers. Analytes can be sensed by activation of a chromophore at a polymer surface. Analytes include aromatics such as heterocycles, phosphate ester groups and in particular explosives and chemical warfare agents in a gaseous state. The present invention also relates to devices and methods for amplifying emissions by incorporating a polymer having an energy migration pathway and/or providing the polymer as a block co-polymer or as a multi-layer.
    • 本发明涉及一类具有发色团的发光和导电聚合物组合物,特别是这些组合物的固体膜显示增加的发光寿命,量子产率和放大的发射。 这些期望的性质可以通过具有刚性基团的聚合物来提供,所述刚性基团设计成在凝固时防止聚合物重组,聚集或堆叠。 这些聚合物在溶剂和热暴露方面也能表现出非常高的稳定性。 本发明还涉及通过这些聚合物的发光和导电性质来感测分析物的传感器和方法。 可以通过在聚合物表面活化发色团来感测分析物。 分析物包括芳族化合物如杂环,磷酸酯基团,特别是气体中的爆炸物和化学战剂。 本发明还涉及通过引入具有能量迁移途径的聚合物和/或提供聚合物作为嵌段共聚物或作为多层来扩增发射的装置和方法。
    • 10. 发明申请
    • DETECTION OF ANALYTES WITH JANUS DROPLETS
    • JANUS DROPLETS检测分析
    • WO2018053481A1
    • 2018-03-22
    • PCT/US2017/052209
    • 2017-09-19
    • MASSACHUSETTS INSTITUTE OF TECHNOLOGY
    • SWAGER, Timothy, M.ZHANG, QifanSAVAGATRUP, Suchol
    • G01N33/543G01N33/50G01N33/53
    • Embodiments described herein may be useful in the detection of analytes. The systems and methods may allow for a relatively simple and rapid way for detecting analytes such as chemical and/or biological analytes and may be useful in numerous applications including sensing, food manufacturing, medical diagnostics, performance materials, dynamic lenses, water monitoring, environmental monitoring, detection of proteins, detection of DNA, among other applications. For example, the systems and methods described herein may be used for determining the presence of a contaminant such as bacteria (e.g., detecting pathogenic bacteria in food and water samples which helps to prevent widespread infection, illness, and even death). Advantageously, the systems and methods described herein may not have the drawbacks in current detection technologies including, for example, relatively high costs, long enrichment steps and analysis times, and/or the need for extensive user training. Another advantageous feature provided by the systems and methods described herein includes fabrication in a relatively large scale. In some embodiments, the systems and methods may be used in conjunction with a detector including handheld detectors incorporated with, for example, smartphones (e.g., for the on-site detection of analytes such as pathogenic bacteria).
    • 本文描述的实施例可用于分析物的检测。 该系统和方法可以允许用于检测分析物如化学和/或生物分析物的相对简单和快速的方式,并且可以用于包括感测,食品制造,医学诊断,性能材料,动态镜头,水监测,环境 监测,蛋白质检测,DNA检测以及其他应用。 例如,本文描述的系统和方法可以用于确定诸如细菌的污染物的存在(例如,检测有助于防止广泛传染,疾病甚至死亡的食物和水样品中的致病细菌)。 有利地,本文描述的系统和方法在当前的检测技术中可能不具有缺陷,包括例如相对高的成本,长的富集步骤和分析时间,和/或需要广泛的用户培训。 由此处描述的系统和方法提供的另一有利特征包括相对较大规模的制造。 在一些实施例中,系统和方法可以与包括手持式检测器的检测器结合使用,所述手持式检测器例如与智能手机结合(例如用于现场检测分析物如致病细菌)。