Thermally conductive resistive low density adhesive

The present invention relates to a curable composition comprising (i) a moisture curable prepolymer, such as a moisture curable polyurethane, silicone or polysulfone prepolymer; (ii) a thermally conductive nanofiller selected from the group consisting of graphene, graphene oxide, carbon nanotubes, a...

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Hauptverfasser: CATE PETER, GLOMBOWSKI, DIRK
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The present invention relates to a curable composition comprising (i) a moisture curable prepolymer, such as a moisture curable polyurethane, silicone or polysulfone prepolymer; (ii) a thermally conductive nanofiller selected from the group consisting of graphene, graphene oxide, carbon nanotubes, and mixtures thereof; (iii) optionally, another thermally conductive nanofiller; and (iv) optionally, a thermally conductive microfiller. The composition combines high thermal conductivity with high resistivity and low density. The composition is particularly suitable for adhering a bottom plate of a battery case to a metal part of a vehicle, and ensures excellent heat transfer from a battery to the environment. 本发明涉及一种可固化组合物,其包括(i)可湿固化预聚物如可湿固化聚氨酯、有机硅或聚砜预聚物;(ii)导热性纳米填料,其选自石墨烯、氧化石墨烯、碳纳米管及其混合物;(iii)任选地,另一种导热性纳米填料;和(iv)任选地,导热性微米填料。该组合物将高的热导率与高的电阻率和低密度相结合。该组合物特别适用于将电池壳体的底板粘附至车辆的金属部件,并且确保从电池到环境的优异的热传递。