MICROPOROUS POLYDICYCLOPENDIENE-BASED AEROGELS
    11.
    发明申请
    MICROPOROUS POLYDICYCLOPENDIENE-BASED AEROGELS 审中-公开
    微波聚合物基于空气的微波

    公开(公告)号:WO2006110471A3

    公开(公告)日:2007-09-13

    申请号:PCT/US2006012869

    申请日:2006-04-07

    Abstract: Microporous polyolefin and microporous polydicyclopentadiene (polyDCPD) based aerogels and methods for preparing and using the same are provided. The aerogels are produced by forming a polymer gel structure within a solvent from a olefin or dicyclopentadiene monomer via Ring Opening Metathesis Polymerization (ROMP) reactions, followed by supercritical drying to remove the solvent from the aerogel. Other aerogels are prepared by sequentially (1) mixing at least one dicyclopentadiene monomer, at least one solvent at least one catalyst and at least one inorganic and/or organic reinforcing material, (2) gelling the mixture, (3) aging, and (4) supercritical drying. Aerogels provided herein are inexpensive to prepare, possess desirable thermal, mechanical, acoustic, chemical, and physical properties and are hydrophobic. The aerogels provided herein are suitable for use in various applications, including but not limited to thermal and acoustic insulation, radiation shielding, and vibrational damping applications.

    Abstract translation: 提供微孔聚烯烃和微孔聚二环戊二烯(polyDCPD)为基础的气凝胶及其制备和使用方法。 通过开环复分解聚合(ROMP)反应在烯烃或二环戊二烯单体的溶剂中形成聚合物凝胶结构,然后通过超临界干燥从气凝胶中除去溶剂来生产气凝胶。 其它气凝胶通过顺序地(1)混合至少一种二环戊二烯单体,至少一种溶剂至少一种催化剂和至少一种无机和/或有机增强材料,(2)胶凝该混合物,(3)老化和( 4)超临界干燥。 本文提供的气凝胶制备成本低廉,具有期望的热,机械,声学,化学和物理性质并且是疏水性的。 本文提供的气凝胶适用于各种应用,包括但不限于热和隔音,辐射屏蔽和振动阻尼应用。

    Improved hydrophobic aerogel materials

    公开(公告)号:AU2021209172B2

    公开(公告)日:2022-12-01

    申请号:AU2021209172

    申请日:2021-07-26

    Abstract: The present disclosure provides an aerogel composition which is durable and easy to handle, which has favorable performance in aqueous environments, and which also has favorable combustion and self-heating properties. Also provided is a method of preparing an aerogel composition which is durable and easy to handle, which has favorable performance in aqueous environments, and which has favorable combustion and self-heating properties. Further provided is a method of improving the hydrophobicity, the liquid water uptake, the heat of combustion, or the onset of thermal decomposition temperature of an aerogel composition.

    Improved hydrophobic aerogel materials

    公开(公告)号:AU2019253873B2

    公开(公告)日:2021-05-06

    申请号:AU2019253873

    申请日:2019-10-24

    Abstract: The present disclosure provides an aerogel composition which is durable and easy to handle, which has favorable performance in aqueous environments, and which also has 5 favorable combustion and self-heating properties. Also provided is a method of preparing an aerogel composition which is durable and easy to handle, which has favorable performance in aqueous environments, and which has favorable combustion and self-heating properties. Further provided is a method of improving the hydrophobicity, the liquid water uptake, the heat of combustion, or the onset of thermal decomposition temperature of an aerogel composition.

    CARBON AEROGEL-BASED CATHODES FOR LITHIUM-SULFUR BATTERIES

    公开(公告)号:CA3134235A1

    公开(公告)日:2020-10-01

    申请号:CA3134235

    申请日:2020-03-22

    Abstract: Nanoporous carbon-based scaffolds or structures, and specifically carbon aerogels and their manufacture and use thereof. Embodiments include a sulfur-doped cathode material within a lithium-sulfur battery, where the cathode is collector-less and is formed of a binder-free, monolithic, polyimide-derived carbon aerogel. The carbon aerogel includes pores that surround elemental sulfur and accommodate expansion of the sulfur during conversion to lithium sulfide. The cathode and underlying carbon aerogel provide optimal properties for use within the lithium-sulfur battery.

    Materiales de aerogel hidrofobos mejorados.

    公开(公告)号:CL2017000797A1

    公开(公告)日:2017-12-29

    申请号:CL2017000797

    申请日:2017-04-03

    Abstract: LA PRESENTE DESCRIPCIÓN PROPORCIONA UNA COMPOSICIÓN DE AEROGEL QUE ES DURABLE Y FÁCIL DE MANEJAR, TIENE UN FUNCIONAMIENTO FAVORABLE EN AMBIENTES ACUOSOS, Y QUE TAMBIÉN TIENE PROPIEDADES DE COMBUSTIÓN Y AUTO-CALENTAMIENTO FAVORABLES. TAMBIÉN SE PROPORCIONA UN MÉTODO PARA PREPARAR UNA COMPOSICIÓN DE AEROGEL QUE ES DURABLE Y FÁCIL DE MANEJAR, QUE TIENE UN FUNCIONAMIENTO FAVORABLE EN AMBIENTES ACUOSOS, Y QUE TIENE PROPIEDADES DE COMBUSTIÓN Y AUTO-CALENTAMIENTO FAVORABLES. ADEMÁS, SE PROPORCIONA UN MÉTODO PARA MEJORAR IA HIDROFOBICIDAD, LA ABSORCIÓN DE AGUA LÍQUIDA, EL CALOR DE COMBUSTIÓN, O IA TEMPERATURA DEL INICIO DE LA DESCOMPOSICIÓN TÉRMICA DE UNA COMPOSICIÓN DE AEROGEL.

    Materiales de aerogel hidrofobos mejorados

    公开(公告)号:CO2017003835A2

    公开(公告)日:2017-08-10

    申请号:CO2017003835

    申请日:2017-04-20

    Abstract: La presente descripción proporciona una composición de aerogel que es durable y fácil de manejar, tiene un funcionamiento favorable en ambientes acuosos, y que también tiene propiedades de combustión y auto-calentamiento favorables. También se proporciona un método para preparar una composición de aerogel que es durable y fácil de manejar, que tiene un funcionamiento favorable en ambientes acuosos, y que tiene propiedades de combustión y auto-calentamiento favorables. Además, se proporciona un método para mejorar la hidrofobicidad, la absorción de agua líquida, el calor de combustión, o la temperatura del inicio de la descomposición térmica de una composición de aerogel.

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