High-density carbon nanotube-based monolith and related materials, methods, and devices

Title: High-density carbon nanotube-based monolith and related materials, methods, and devices

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Disclosed here is a composition comprising at least one high-density carbon-nanotube-based monolith, said monolith comprising carbon nanotubes crosslinked by nanoparticles and having a density of at least 0.2 g/cm³. Also provided is a method for making the composition comprising: preparing a reaction mixture comprising a suspension and at least one catalyst, said suspension is a carbon nanotube suspension; curing the reaction mixture to produce a wet gel; drying the wet gel to produce a dry gel, said drying step is substantially free of supercritical drying and freeze drying; and pyrolyzing the dry gel to produce the composition comprising a high-density carbon-nanotube-based monolith. Exceptional combinations of properties are achieved including high conductive and mechanical properties.

Inventors:: Worsley, Marcus A.; Baumann, Theodore F.; Biener, Juergen; Charnvanichborikarn, Supakit; Kucheyev, Sergei; Montalvo, Elizabeth; Shin, Swanee; Tylski, Elijah

Issue Date:: 2018-07-03

OSTI Identifier:: 1461503

Assignee:: Lawrence Livermore National Security, LLC (Livermore, CA) LLNL

Patent Number(s):: 10,014,090

Application Number:: 15/217,858

Contract Number:: AC52-07NA27344

Resource Relation:: Patent File Date: 2016 Jul 22

Research Org:: Lawrence Livermore National Lab. (LLNL), Livermore, CA (United States)

Sponsoring Org:: USDOE

Country of Publication:: United States

Language:: English

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