Sandia Corporation

Toyota Motor Engineering & Manufacturing North America, Inc.

The Penn State Research Foundation

3M Innovative Properties Company

Toyota Motor Corporation

Greene, Tweed Technologies, Inc.

Sandia Corporation, Operator of Sandia National Laboratories

Toyota Jidosha Kabushiki Kaisha

Michael A Hickner

John A Shelnutt

Wen Li

Cy Fujimoto

Yujiang Song

Michael Andrew Yandrasits

John Muldoon

James E Miller

Tetsuo Nagami

Craig J Medforth

Carl A Laskowski

Michael Hibbs

Hiroaki Takahashi

Mookkan Periyasamy

Timothy M Gillard

Ronald R Campbell

Tetsuo Kawamura

Christopher J Cornelius

Yancheng Zhang

Elizabeth Sassano

Charles E Bakis

Kirsten Norman

Lachlan Peeke

Christopher D Rahn

Wojciech Jan Hajduczek

Liang Zhu

Described herein are cationic polymers having a plurality of quaternary amino groups, methods of making such polymers, and uses of such polymers as ion exchange membranes in electrochemical devices.

Anion exchange membranes based on polymerization of long chain alpha olefins

A method is described for forming composite articles comprising thermoset silicon-containing polymers, that includes (a) providing a first composition comprising a first thermoset silicon-containing polymer; (b) providing a thermoplastic composition; (c) printing a first at least partial layer of the first composition comprising the first thermoset silicon-containing polymer using an additive manufacturing device; and (d) printing an at least partial reinforcing layer comprising the thermoplastic composition using an additive manufacturing device. Also described in an apparatus for preparing a composite article comprising thermoset silicon-containing polymers that includes an additive manufacturing printer having a printer drive mechanism, a first printing nozzle for forming a first layer of a first composition; and a second printing nozzle for forming a second layer of a second composition, wherein the additive manufacturing printer is capable of providing two or more layers of each of the first and the second composition to form a three-dimensional composite article of the first and the second composition according to a computer design model, and wherein at least one of the first printing nozzle and the second printing nozzle is a pressurized printing nozzle comprising a heating mechanism in operable contact therewith.

Method for forming layered thermoset silicone and thermoplastic articles using additive manufacturing, articles formed therefrom and apparatus for use therein

Systems and methods are disclosed for enhancing the construction and application of batteries by providing a battery system comprising at least one electrochemical panel with at least one electrochemical cell disposed therein, which is configured to enable multi-purpose functionality and applicability of the battery system. Embodiments provide for electrodes and/or current collectors of each electrochemical cell that are transversely orientated with respect to each face of an electrochemical panel. Some embodiments provide for a separator pouch disposed about at least one electrode and/or current collector to electrically insulate the electrode and/or current collector from a structure component of the device. Each electrochemical panel is configured to enable electrical communication with another electrochemical panel and/or an ancillary electric circuit. Each electrochemical panel is configured enable utilization thereof as a structural component of an ancillary structure.

Sandwich panels with battery cores

Embodiment of the present invention relate to dendrimers useful for application as catalysts, in particular as improved electrocatalysts for polymer electrolyte membrane fuel cells (PEM-FCs). Methods of preparing such catalysts are described. Examples include dendritic nanostructured metal catalysts, such as platinum and platinum-alloy catalysts.

Dendritic metal nanostructures for fuel cells and other applications

The invention relates to methods of preparing metal particles on a support material, including platinum-containing nanoparticles on a carbon support. Such materials can be used as electrocatalysts, for example as improved electrocatalysts in polymer electrolyte membrane fuel cells (PEM-FCs).

Photocatalytic methods for preparation of electrocatalyst materials

An epoxy-crosslinked sulfonated poly(phenylene) copolymer composition used as proton exchange membranes, methods of making the same, and their use as proton exchange membranes (PEM) in hydrogen fuel cells, direct methanol fuel cell, in electrode casting solutions and electrodes, and in sulfur dioxide electrolyzers. These improved membranes are tougher, have higher temperature capability, and lower SOcrossover rates.

Epoxy-crosslinked sulfonated poly (phenylene) copolymer proton exchange membranes

Improved sulfonated polyphenylene compositions, improved polymer electrolyte membranes and nanocomposites formed there from for use in fuel cells are described herein. The improved compositions, membranes and nanocomposites formed there from overcome limitations of Nafion&#xae; membranes.

Sulfonated polyphenylene polymers

Growing community of inventors

Albuquerque, NM, United States of America

Michael A Hickner