Rhodia Operations

Rhodia Limited

Other

Rhodia Chimie

Ifp Energies Nouvelles

Solvay USA Inc.

Energysolutions, LLC

Herve Adam

Hui Shirley Yang

Derek Pakenham

Pierre Hennaux

Subramanian Kesavan

Seren Frantz

Brian Chung

Manilal S Dahanayake

Gary Woodward

Jean-Christophe Castaing

Lawrence Alan Hough

Gilda Maria Lizarraga

Jon D Kiplinger

Ruela Talingting-Pabalan

Mikel Morvan

Robert Lee Reierson

Arnaud Cadix

Patrick Gateau

Mathieu Joanicot

Jose P Ruiz

Nemesio Martinez-Castro

Dominique Labarre

James Wilson

Ruela Talingting Pabalan

James Woods

Eugene J Anderson

Wan-Li Liu

Chi-Thanh Vuong

Benjamin Herzhaft

Jean-Francois Argillier

Brigitte Bazin

Jean-Luc Joye

Yi-Zhong Li

Zhengang Zong

Robert J Tillotson

Ning Chen

Jennie McGuire

Jonathan D Kiplinger

Jose Ruiz

An aqueous fluid composition useful for the recovery of hydrocarbons from a subterranean formation, including a mixture of water, a water soluble polymer, an inorganic salt and at least one zwitterionic surfactant and methods of using same.

Addition of zwitterionic surfactant to water soluble polymer to increase the stability of the polymers in aqueous solutions containing salt and/or surfactants

A process for the preparation of an elastomer capable of swelling in oil and/or in water and brine comprising the steps of: a) making an aqueous inverse emulsion of particles of a polymer comprising a betaine group prepared by inverse emulsion polymerization of monomers Acomprising a betaine group, optionally other monomers Band a small quantity of polyvalent, preferably divalent or trivalent monomers C, comprised in an aqueous phase dispersed in the form of droplets in a hydrophobic external phase having hydrophobic surfactants, the molar ratio of the monomers Ato the optional monomers Bbeing between 4/96 and 40/60, preferably 7/93 and 30/70, the molar ratio of the polyvalent, preferably divalent or trivalent monomers Cper mole of polymer being between 1.5 and 10, preferably between 2 and 4, and b) compounding said elastomer with the aqueous inverse emulsion obtained by step a).

Expandable elastomeric material in the presence of water or oil

Disclosed is a pH responsive polymer made with mono-[2-(methacryloyloxy)ethyl]phthalate and/or mono-[2-(methacryloyloxy)ethyl hexahydro]phthalate. Also disclosed is an aqueous coating composition including at least one latex polymer derived from at least one monomer copolymerized or blended with alkali swellable acrylate copolymer. Also provided is an aqueous coating composition including at least one latex polymer derived from at least one monomer blended with alkali swellable acrylate copolymer, at least one pigment, and water. Also provided is a method of preparing an aqueous coating composition such as a latex paint including the above components. Also provided are methods of preparing mono-[2-(methacryloyloxy)ethyl]phthalate. Also provided are compositions and methods using the polymer in hydraulic fracturing, personal care and or home and industrial cleaners.

Compositions with pH responsive copolymer containing MAEP and/or MAHP and method for using same

A monomer compound that contains at least one polymerizable functional group per molecule, and at least one bicycloheptyl-, bicycloheptenyl-, or branched (C-C)alkyl-polyether radical per molecule, wherein the bicycloheptyl- or bicycloheptenyl-polyether radical may optionally be substituted on one or more of the ring carbon atoms by one or two (C-C)alkyl groups per ring carbon atom is useful in making polymers, particularly pH responsive polymers.

Compositions having HASE rheology modifiers

Compositions having hase rheology modifiers

Composition having HASE rheology modifiers

Disclosed are low Tg latex polymers and low VOC aqueous coating compositions having an improved open time profile, as well as drying time, stain resistance, wet edge time, low temperature film formation, block resistance, adhesion, water sensitivity and low-VOC content. The latex polymers and aqueous coating compositions include at least one latex polymer derived from at least one monomer copolymerized or alkoxylated compounds or blended with an alkoxylated compound, for example an alkoxylated tristyrylphenol or an alkoxylated tributylphenol. Also provided is an aqueous coating or adhesive composition including at least one latex polymer, water and one or a blend of two or more open time additives or drying time additives. The blend can comprise nonionic and anionic open time additives. Typically, the open time and/or drying time additive is present in an amount greater than about 1.3% by weight of the polymer or composition, typically in an amount greater than about 2% by weight of the polymer or composition, in an amount greater than about 4% by weight of the polymer or composition, in an amount greater than about 7.5% by weight of the polymer or composition, in an amount greater than about 10% by weight of the polymer or composition or in an amount greater than about 20% by weight of the polymer or composition.

Methods and systems for improving open time and drying time of latex binders and aqueous coatings

Demulsifiers containing an anionic surfactant selected from alkylsulfosuccinates, alkylsulfonates, alkylphosphonic acids, and their salts; a nonionic surfactant selected from ethylene oxide/propylene oxide copolymers, ethoxylated fatty acids of polyethylene glycol, terpene alkoxylates, and modified alkanolamides; or a combination of an anionic and a nonionic surfactant, and methods of use thereof in breaking emulsions.

Demulsifiers and methods for use in pharmaceutical applications

An aqueous fluid useful for the recovery of crude oil from a subterranean formation, which includes a composition including a mixture of water, a water soluble block copolymer, an inorganic salt and at least one member of the group of a nonionic surfactant having an HLB of less than 12, and methods for using same.

Addition of nonionic surfactants to water soluble block copolymers to increase the stability of the copolymer in aqueous solutions containing salt and/or surfactants

Demulsifiers containing an anionic surfactant selected from alkylsulfosuccinates, alkylphosphonic acids, and their salts; a nonionic surfactant selected from ethylene oxide/propylene oxide copolymers, ethoxylated fatty acids of polyethylene glycol, terpene alkoxylates, and modified alkanolamides; and solvent bases comprising blends of dibasic esters. Methods for breaking emulsions using such demulsifiers and solvent bases are also disclosed.

Demulsifiers in solvent base for separating emulsions and methods of use

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Clarksburg, NJ, United States of America

Herve Adam