Sabic Innovative Plastics IP B.v.

General Electric Company

Sabic Global Technologies B.v.

Soumyadeb Ghosh

Mark D Elkovitch

Srinivasan Rajagopalan

Sumanda Bandyopadhyay

Sanjay Gurbasappa Charati

Nitin Mutha

Dibakar Dhara

Franciscus Petrus Maria Mercx

Abbas Alli Shaikh

Yong Wang

Theodorus L Hoeks

Sai-Pei Ting

Hari Nadathur Seshadri

Hans Looij

Ning Hao

Parnasree Maiti

Sonia Oberoi

Xiangping David Zou

Ramya Kumaraswamy

Kunj Tandon

Suchetana Shetty

Vaidyanath Ramakrishan

Bhanu Bhusan Khatua

Vishwasrao Vasant Gawade

Darren Clark

Theodorus Lambertus Hoeks

Sanjay Gurabasappa Charati

Gautam Madan

Manjunath Hr

A polymeric composite comprises a polymeric resin; an electrically conductive filler; and a polycyclic aromatic compound, in an amount effect to increase the electrical conductivity of the polymeric composition relative to the same composition without the polycyclic aromatic compound. The addition of the polycyclic aromatic compound in addition to a conductive filler imparts improved electrical and mechanical properties to the compositions.

Conductive thermoplastic composites and methods of making

Disclosed herein is an electrically conducting polymer composition and method of making a composition including an organic polymer; and a first filler including at least one ceramic filler, at least one metallic filler, or a combination including at least one of the foregoing fillers, wherein a trip temperature of the composition does not change by an amount of greater than or equal to &#xb1;10&#xb0; C. when the composition is cycled 100 times between room temperature and the trip temperature. Disclosed herein as well is an electrically conducting polymer composition including a first filler including at least one ceramic filler, at least one metallic filler, or a combination including at least one of the foregoing fillers and a second filler. The compositions of the present invention have a trip temperature that is lower than the HDT temperature of the composition and can have tunable trip temperatures.

Electrically conducting compositions

Disclosed herein too is a method of manufacturing an electrically conducting polymeric composition comprising blending an organic polymer composition that comprises a thermoplastic organic polymer; an electrically conducting filler composition that comprises metal fibers; and an electrically insulating composition in an extruder; wherein the electrically insulating composition is fed into the extruder downstream of the location at which the organic polymer composition is fed into the extruder and wherein the electrically conducting filler composition is fed into the extruder at a location downstream of the location at which the electrically insulating composition is fed into the extruder.

Electrically conducting polymeric compositions, methods of manufacture thereof and articles comprising the same

A composition includes a filler dispersed in a polymeric matrix. The filler may be electrically conducting in a temperature range and may have a Curie temperature. The composition may have a trip temperature at which electrical resistance of the composition increases with increase in temperature, and the trip temperature of the composition may be determined by the Curie temperature of the filler. The filler may be present in the polymeric matrix in an amount determined by a property of one or both of the polymeric matrix or the filler. An associated method is provided.

Composition and associated method

Methods of forming nanocomposites comprising a polymer and metal nanoparticles are disclosed. The nanoparticles are disposed within a matrix of the polymer. In particular, the nanoparticles are formed in situ in an extruder. The methods comprise providing a reaction mixture comprising a polymer, a metal precursor, and a solvent and extruding the reaction mixture to form a polymer nanocomposite. The methods overcome nanoparticle dispersion issues arising from melt blending processes.

Methods of preparing polymer nanocomposites

A method for manufacturing a conductive composition comprises blending a polymer precursor with a single wall carbon nanotube composition; and polymerizing the polymer precursor to form an organic polymer. The method may be advantageously used for manufacturing automotive components, computer components, and other components where electrical conductivity properties are desirable.

Electrically conductive compositions and method of manufacture thereof

Disclosed herein is an electrically conductive precursor composition comprising an organic polymer precursor; a single wall nanotube composition, wherein the single wall nanotube composition contains at least 0.1 wt % of production related impurities; and an optional nanosized conductive filler. A conductive composition comprises an organic polymer; a single wall nanotube composition, wherein the single wall nanotube composition contains at least 0.1 wt % of production related impurities; and a nanosized conductive filler.

Conductive thermoplastic compositions, methods of manufacture and articles derived from such compositions

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Bengaluru, India

Soumyadeb Ghosh