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Investigation of Structure-property Relationship of a High Temperature Polyimide Reinforced with Nanoparticle

Posted on:2019-07-05Degree:M.SType:Thesis
University:Florida Atlantic UniversityCandidate:Rowbottom, ColinFull Text:PDF
GTID:2471390017484712Subject:Mechanical engineering
Abstract/Summary:
Nano-reinforced polymeric systems have demonstrated a great deal of interest within academia and industry, due to the intrinsic properties of the graphene nanofillers, having excellent mechanical, thermal and electrical properties. The reinforcement of multiwall carbon nanotubes (MWCNTs) and graphene nanoplatelets (GNPs) were introduced into a low cost, non-carcinogenic, high temperature PMR type polyimide resin. The effects of the interfacial interaction and dispersion quality resulted in improvement in the glass transition temperature (T g), elastic modulus and thermal stability by, 31°C, 63% and 16°C, respectively. In fine, this study presents a simple but effective high temperature polyimide (HTPI) nanocomposites manufacturing procedure and established that nanoparticle reinforcement can be used to improve both thermal and mechanical properties.
Keywords/Search Tags:High temperature, Polyimide
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