SBIR Phase I: Elastomer matrix nanocomposites reinforced with pseudoelastic metal nanowires

这个小企业创新研究的第一阶段项目是开发假弹性金属纳米线，以生产弹性体基纳米复合材料，为各种应用提供所需的导电性、刚度、强度、变形能力和成本的组合。拟议的第一阶段研究将：(1)合成假弹性金属纳米线，并生产弹性体基纳米复合材料；（ii）评价弹性体基体/纳米线纳米复合材料的结构和关键性能；评估该技术的技术优点和竞争前景；（iv）设计和验证改善纳米复合材料结构和性能的策略。伪弹性纳米线/弹性体基体纳米复合材料有望增强弹性体本构行为，高导电性（在各种应变下），并改善热机械性能，用于变形无人机皮肤，导电粘合剂/密封件，移动电子设备的电磁屏蔽和静电汽车涂装。纳米复合材料可以提供更好的阻隔性和摩擦学特性，以及高水平的水热、化学和紫外线耐受性，以延长这些应用中的使用寿命。

This Small Business Innovation Research Phase I project is to develop pseudoelastic metal nanowires to produce elastomer matrix nanocomposites which provide desired combinations of electrical conductivity, stiffness, strength, deformation capacity, and cost for various applications. The proposed Phase I research will: (i) synthesize pseudoelastic metal nanowires, and produce elastomer matrix nanocomposites; (ii) Evaluate the structure and key properties of elastomer matrix/nanowire nanocomposites; (iii) Assess the technical merits and competitive promise of the technology; and (iv) Devise and verify strategies for improving the structure and properties of nanocomposites.Pseudoelastic nanowire/elastomer matrix nanocomposites promise enhanced elastomeric constitutive behavior, high electrical conductivity (at various strains), and improved thermo-mechanical performance for use in morphing UAV skins, conductive adhesives/seals, electromagnetic shielding of mobile electronics, and electrostatic automotive painting. The nanocomposites could be designed to offer improved barrier and tribological attributes, and high levels of hydro-thermal, chemical and UV resistance for enhanced longevity in these applications.