journal article·2013-10

Polypropylene filled with kaolinite-based conductive powders

Peiwei Hu, Huaming Yang

Applied Clay Science· Volume 83-84
Publisher page

Abstract

Abstract Antimony doped tin oxide nanoparticles (Sb–SnO2) were uniformly coated on the surfaces of rod-/flake-like kaolinites (Kaol) to synthesize kaolinite-based conductive powders (Sb–SnO2)Kaol, which was then added into polypropylene (PP) matrix to produce conductive (Sb–SnO2)Kaol–PP nanocomposites. The effects of (Sb–SnO2)Kaol characteristics on the volume resistivity and mechanical properties of (Sb–SnO2)Kaol–PP were in detail investigated. The results indicated that surface-modified (Sb–SnO2)Kaol could improve the dispersion in PP matrix, and the as-synthesized nanocomposites showed better electrical property than that without surface modification. The volume resistivity of (Sb–SnO2)Kaol–PP reached 7.3 × 108 Ω·cm at the (Sb–SnO2)Kaol concentration of 40%, 6–7 order of magnitude lower than that of pure PP. The as-synthesized (Sb–SnO2)Kaol–PP nanocomposites could show potential applications in the conductive fields.
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Research context

OpenAlex topics: Conducting polymers and applications · Electrochemical Analysis and Applications · Electrochemical sensors and biosensors

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