E.i. Dupont De Nemours and Company

Other

E. I. Du Pont Nemours and Co.

Mark B Shiflett

Akimichi Yokozeki

Donald Bernard Bivens

David Richard Corbin

Kurt Richard Mikeska

Keith Ward Hutchenson

Steven Raymond Lustig

Subramaniam Sabesan

Pratibha Laxman Gai

Barbara Haviland Minor

Mark Andrew Harmer

Christopher P Junk

Carmine C Torardi

Vinci Martinez Felix

Thomas Foo

Joseph J Zaher

Jeffrey P Knapp

Charles Joseph Noelke

Richard E Fernandez

Henry C Foley

Diana Lynn Klug

Aaron Minter

Tuneen E Chisolm

David John Van Bramer

Tuneen Chisolm-Carter

Berlyn R Mellein

Thomas Paul Griffin

Sheng Li

Beth Ann Elliott

A multi-purpose lubricant is described. In accordance with one implementation, a lubricant comprises food grade based oils substantially complying with USDA H-1 specifications for incidental contact with food, wherein at least one oil is selected from the group consisting of food grade plant oil, food grade poly-alpha-olefin, polyalkylene glycol, and mixtures thereof. In accordance with another implementation, a lubricant comprises canola oil, castor oil and a poly-alpha-olefin. In accordance with yet another implementation, a lubricant comprises canola oil, castor oil and a polyalkylene glycol. In accordance with yet another implementation, a lubricant comprises an oil substantially complying with USDA H-2 specification wherein the oil is at least one item selected from the group consisting of plant oil, poly-alpha-olefin, polyalkylene glycol, and mixtures thereof. In some implementations, the multi-purpose lubricant may be applied to areas of a bicycle chain.

Bioderived biodegradable lubricant

A process is provided for preparation of carbon fibers based from fibers of poly(&#x3b1;(1&#x2192;3) glucan). The method comprises three thermal exposures at progressively higher temperatures to drive off volatiles, thermally stabilize the glucan fiber, and carbonize the thermally stabilized fiber. The carbon fibers prepared according to the process hereof are strong, stiff, tough, and easily handled.

Process for the production of carbon fibers from poly(&#x3b1;(1-&#x2192;3) glucan) fibers

Foams of ionic compounds are described. Methods of making the foams are also provided. The foams are ionic and can be used for catalysis, separations, gas storage, biosensors, electronics, and electrochemical applications.

Foamed ionic compounds

A process and a reactor system for producing ammonia is described. The ammonia produced, such as by the Haber process, is absorbed into an ionic liquid. The removal of ammonia shifts the reaction equilibrium toward the production of ammonia, resulting in higher yields of ammonia.

Process and reactor system for producing ammonia using ionic liquids

A method for capturing certain fluorinated vinyl monomers from a gaseous mixture using ionic liquids is described. The gaseous mixture is contacted with at least one ionic liquid, whereby at least a portion of the fluorinated vinyl monomer is absorbed by the ionic liquid. The method is useful for reducing emissions of fluorinated vinyl monomers and for increasing the product yields in the manufacture of polymers from these monomers.

Capture of fluorinated vinyl monomers using ionic liquids

This invention relates to a process for purifying at least one of perfluoromethane and nitrogen trifluoride from a mixture thereof using an ionic liquid. The process may be performed by a technique such as extractive distillation or absorption wherein at least one ionic liquid is used as the entraining agent or absorbent, respectively.

Process for purifying perfluorinated products

This invention relates to compounds useful as ionic liquids that are based on an N-substituted pyrrolidinone and incorporate a pendant ammonium cation that is spaced from the pyrrolidone ring by a variable length linker; and to methods of carbon dioxide removal in which they may be used.

Carbon dioxide removal and ionic liquid compounds useful therein

The present invention relates to an absorption cycle comprising a refrigerant pair comprising at least one refrigerant and at least one ionic liquid. The present invention also provides an absorption cycle that utilizes fluorocarbon gases in fluorinated ionic liquids. The present invention also provides a method of cooling using an absorption cycle comprising a refrigerant pair comprising at least one refrigerant and at least one ionic liquid. The present invention also provides a method of heating using an absorption cycle comprising a refrigerant pair comprising at least one refrigerant and at least one ionic liquid.

Absorption cycle utilizing ionic liquid as working fluid

The present invention relates to a hybrid vapor compression&#x2014;absorption cooling or heating system and apparatus containing a refrigerant pair comprising at least one refrigerant and at least one ionic liquid. The present invention also provides for the performance of a hybrid vapor compression&#x2014;absorption cycle that utilizes refrigerants and absorbents such as fluorocarbon gases in fluorinated ionic liquids. The present invention also provides a method of cooling by the execution of a hybrid vapor compression&#x2014;absorption cycle using a refrigerant pair comprising at least one refrigerant and at least one ionic liquid. The present invention also provides a method of heating by the execution of a hybrid vapor compression&#x2014;absorption cycle using a refrigerant pair comprising at least one refrigerant and at least one ionic liquid.

Hybrid vapor compression-absorption cycle

The present invention relates to a process for separating close-boiling and azeotropic components of mixtures, wherein said mixtures contain at least one hydrofluorocarbon compound, using at least one ionic liquid.

Utilizing ionic liquids for hydrofluorocarbon separation

This invention relates to the use of ionic liquids as lubricants in vapor compression systems for cooling or heating. This invention also relates to an apparatus for adjusting temperature that operates a vapor compression cycle.

Vapor compression cycle utilizing ionic liquid as compressor lubricant

This invention relates to a composition comprising water and at least one ionic liquid, and also to devices capable of executing an absorption cycle using such compositions as a refrigerant pair. This invention also provides a method of cooling using an absorption cycle comprising water as the refrigerant and at least one ionic liquid as the absorbent. The present invention also provides a method of heating using an absorption cycle comprising water as the refrigerant and at least one ionic liquid.

Absorption cycle utilizing ionic liquids and water as working fluids

This invention relates to adsorbents useful for storing hydrogen and other small molecules, and to methods for preparing such adsorbents. The adsorbents are produced by heating carbonaceous materials to a temperature of at least 900&#xb0; C. in an atmosphere of hydrogen.

Storage materials for hydrogen and other small molecules

A process for separating tetrafluoroethylene from a mixture comprising tetrafluoroethylene and carbon dioxide by contacting the mixture with at least one ionic liquid.

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Newark, DE, United States of America

Mark B Shiflett