Patents Assigned to Rhodia Operations
  • Soil Additives for Promoting Seed Germination, for Prevention of Evaporation and Methods for Use
    Publication number: 20180362846
    Abstract: Disclosed are methods of improving germination rates of plants/crops, as well as preventing or arresting water evaporation loss from targeted soil areas, which allows for improved water usage efficiency by crops, plants, grasses, vegetation, etc.
    Type: Application
    Filed: August 23, 2018
    Publication date: December 20, 2018
    Applicant: RHODIA OPERATIONS
    Inventors: Galder CRISTOBAL, Pascal METIVIER, Jean-Christophe CASTAING, Pengfei JI, Zhiyun CHEN
  • DISHWASHING DETERGENT COMPOSITIONS
    Publication number: 20180362884
    Abstract: Detergent compositions including: one or more sulfates selected from sodium laureth sulfate, sodium lauryl sulfate, and combinations thereof; disodium ricinoleamido MEA-sulfosuccinate; and one or more sulfobetaines.
    Type: Application
    Filed: June 20, 2018
    Publication date: December 20, 2018
    Applicant: RHODIA OPERATIONS
    Inventors: David V. DOBROWOLSKI, Rajesh PATEL
  • Solid composition comprising a polysaccharide and a hydrophobic compound, the process and use thereof
    Patent number: 10155918
    Abstract: The present invention provides a solid composition comprising a polysaccharide and a hydrophobic compound having a melting point of between 30° C. and 90° C. The solid composition may further comprise a quaternary ammonium compound, wherein the weight ratio of the polysaccharide and the hydrophobic compound is between 1:50 and 50:1. Preferably, the solid composition is substantially free or completely free of water. The solid composition shows excellent stability at a temperature up to 45° C. The present invention also provides a process for preparing the solid composition and a liquid composition comprising said solid composition, and a method for conditioning a fabric by using said solid composition or said liquid composition as well.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: December 18, 2018
    Assignee: Rhodia Operations
    Inventors: Hai Zhou Zhang, Nikolay Christov, Da Wei Jin, Lin He
  • Filtrate control agents in solid form
    Patent number: 10150702
    Abstract: The present invention relates to a process for preparing control agents for applications in the petroleum field, where a polymer bearing —OH, amine and/or amide functions, which is in the form of a divided solid, is reacted with at least one crosslinking agent bearing at least two —R groups capable of reacting with the —OH, amine or amide groups, under conditions where said polymer remains in solid form and where said crosslinking agent is at least partly in vapor form, The invention also relates to the control agents obtained in solid form according to this process, and also to the mixtures of these solid agents with other additives, which can be used in particular for the preparation of cement grout for oil extraction.
    Type: Grant
    Filed: January 25, 2013
    Date of Patent: December 11, 2018
    Assignee: RHODIA OPERATIONS
    Inventor: Arnaud Cadix
  • CATALYST/CATALYST SUPPORT COMPOSITIONS HAVING HIGH REDUCIBILITY AND COMPRISING A NANOMETRIC CERIUM OXIDE DEPOSITED ONTO A SUPPORT SUBSTRATE
    Publication number: 20180345252
    Abstract: Catalyst/catalyst support compositions are characterized by a supported cerium oxide, deposited onto a silica, alumina, titanium or zirconium based support, including particles of said supported oxide deposited onto said support, individualized or in the form of aggregates, no greater than 500 nm in size and having, after 6 hours of calcination at a temperature of at least 800° C., a measured reducibility from 30° C. and 900° C. of at least 80%; such compositions are prepared by combining a colloidal dispersion of the supported oxide and a suspension of the support, drying the resulting mixture by atomization and drying the resulting product by calcination.
    Type: Application
    Filed: January 30, 2018
    Publication date: December 6, 2018
    Applicant: Rhodia Operations
    Inventors: Franck Fajardie, Stephan Verdier
  • Use of encapsulated polyamines for limiting fluid loss
    Patent number: 10144857
    Abstract: A method for sealing a subterranean environment, wherein a polyurethane encapsulated polyamine is injected into the subterranean environment and is released in situ in the presence of a reactive species able to form a gel or a precipitate by a physical association and/or a chemical reaction with the released polyamine, is described herein.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: December 4, 2018
    Assignee: RHODIA OPERATIONS
    Inventor: Arnaud Cadix
  • Tri-substituted aromatic-containing polymeric dispersants
    Patent number: 10131605
    Abstract: Disclosed are novel tri-substituted aromatic-alkoxylated polymeric dispersants and related method of preparing. Also disclosed are methods of dispersing at least one pigment comprising the following steps: contacting an aqueous solution containing at least one pigment with the polymeric dispersant copolymers as described herein.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: November 20, 2018
    Assignee: Rhodia Operations
    Inventors: Nemesio Martinez-Castro, Lichang Zhou, Eugene J. Anderson, Brian Vest
  • Processes for making silver nanostructures
    Patent number: 10130992
    Abstract: The present invention is directed to a process for making silver nanostructures, comprising reacting at least one polyol and at least one silver compound that is capable of producing silver metal when reduced, in the presence of a source of chloride or bromide ions, at least one copolymer, and at least one acid scavenger. The present invention is also directed to silver nanostructures made by the processes described herein.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: November 20, 2018
    Assignee: RHODIA OPERATIONS
    Inventors: Ahmed Alsayed, Adham Ahmed, Chantal Badre, Lawrence Alan Hough, Celine Anna Simone Burel
  • Organic dispersion of iron-based particles in crystallized form
    Patent number: 10125333
    Abstract: A dispersion includes an apolar organic phase, at least one amphiphilic agent, and solid objects based on particles of an iron compound in crystallized form of small size.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: November 13, 2018
    Assignee: RHODIA OPERATIONS
    Inventors: Lauriane D'Alencon, Julien Hernandez, Virginie Harle, Michael Lallemand
  • Method for preparing bis(fluorosulfonyl)imide acid and salts thereof
    Patent number: 10122048
    Abstract: The invention relates to a method for preparing bis(fluorosulfonyl)imide acid, comprising: the reaction of sulphamic acid or one of the salts thereof with a halogenosulfuric acid and at least one fluorinating agent selected from SOF2, F—SO2—F and SF4, and the subsequent recovery of bis(fluorosulfonyl)imide acid. The invention also relates to a method for producing salts of bis(fluorosulfonyl)imide from the bis(fluorosulfonyl)imide acid thus produced.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: November 6, 2018
    Assignee: RHODIA OPERATIONS
    Inventor: Olivier Buisine
  • AMPHIPHILIC BLOCK POLYMERS SOLUBLE IN STRONGLY SALINE MEDIUM
    Publication number: 20180312621
    Abstract: The present invention relates to the preparation of polymers that are of use in particular as a rheology agent, and are suitable for use in very concentrated saline media, which comprises a step of micellar radical polymerization in which are brought into contact, in an aqueous medium: —hydrophilic monomers; —hydrophobic monomers in the form of a micellar solution, containing micelles comprising these hydrophobic monomers; —a radical polymerization initiator; and —preferably an agent for controlling radical polymerization, wherein said micelles comprise at least one surfactant of amphoteric nature. The polymers obtained according to the invention are in particular of use for enhanced oil recovery.
    Type: Application
    Filed: October 21, 2016
    Publication date: November 1, 2018
    Applicant: RHODIA OPERATIONS
    Inventors: David James WILSON, Mikel MORVAN, Max CHABERT, Arnaud CADIX
  • Soil additives for promoting seed germination, for prevention of evaporation and methods for use
    Patent number: 10087369
    Abstract: Disclosed are methods of improving germination rates of plants/crops, as well as preventing or arresting water evaporation loss from targeted soil areas, which allows for improved water usage efficiency by crops, plants, grasses, vegetation, etc.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: October 2, 2018
    Assignee: RHODIA OPERATIONS
    Inventors: Galder Cristobal, Pascal Metivier, Jean-Christophe Castaing, Pengfei Ji, Zhiyun Chen
  • SULFATE-FREE FORMULATIONS
    Publication number: 20180263879
    Abstract: An aqueous personal care composition comprising: one or more amphoacetates; one or more glutamate surfactants selected from sodium lauroyl glutamate, dipotassium cocoyl glutamate, potassium lauryl/myristoyl glutamate and combinations thereof; and cocamide MIPA; wherein the composition is free of sulfates and ethoxylates.
    Type: Application
    Filed: February 14, 2018
    Publication date: September 20, 2018
    Applicant: RHODIA OPERATIONS
    Inventors: Mary Ronan, Rajesh Patel
  • Curable composition and process for the manufacture of an epoxy thermoset
    Patent number: 10077332
    Abstract: Curable composition comprising at least one epoxy resin and at least one curing agent selected from derivatives of 5-hydroxymethylfurfural. Curable dispersion, curable prepolymer composition and process for manufacturing it. Process for the manufacture of an epoxy thermoset, epoxy thermoset and method for adhering at least two substrates.
    Type: Grant
    Filed: July 3, 2014
    Date of Patent: September 18, 2018
    Assignee: Rhodia Operations
    Inventor: Stephane Jeol
  • Polymer composition for inhibiting the formation of inorganic and/or organic deposits in underground formations
    Patent number: 10072202
    Abstract: The invention relates to compositions for inhibiting the formation of deposits in underground formations such as oil wells, comprising, in a solvent medium, polymers P resulting from the radical copolymerization, preferably controlled and in solution, of a mixture including: monomers having an ethylenically unsaturated structure, selected from monomers that form, by polymerization, a polymer that has an effect of inhibiting the formation of organic and/or inorganic deposits; and polyethylenically unsaturated, cross-linking monomers carrying at least one group that can be cleaved between two ethylene unsaturations, said polymers P being present in the solvent in the form of dispersed nanogels.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: September 11, 2018
    Assignee: Rhodia Operations
    Inventors: Dominique Labarre, James Wilson
  • AMS-Free Adjuvants for Water Conditioning and Agricultural Formulations
    Publication number: 20180220646
    Abstract: Agricultural compositions comprising a non-pesticide salt or a non-ammonium water conditioning agent, optionally, a polysaccharide, optionally, a dispersant or surfactant, and optionally, water, as well as methods of making and applications thereof.
    Type: Application
    Filed: February 6, 2018
    Publication date: August 9, 2018
    Applicant: RHODIA OPERATIONS
    Inventors: Hong Liu, Rajesh Goyal, James Sawyer, Zhiyun Chen
  • Process for the decarboxylative ketonization of fatty acids or fatty acid derivatives
    Patent number: 10035746
    Abstract: A process for the decarboxylative ketonizationof fatty acids, fatty acid derivatives or mixtures thereof in the liquid phase with metal compounds as catalyst wherein the fatty acids, fatty acid derivatives or mixtures thereof are added sequentially.
    Type: Grant
    Filed: May 4, 2016
    Date of Patent: July 31, 2018
    Assignee: RHODIA OPERATIONS
    Inventors: Olivier Back, Rémy Leroy, Philippe Marion
  • Tri-substituted aromatic-containing monomers, copolymers and methods for use
    Patent number: 10029967
    Abstract: Disclosed are novel tri-substituted aromatic-alkoxylated monomers, polymers made with the novel tri-substituted aromatic-alkoxylated monomers, pH responsive polymers made with the novel tri-substituted aromatic-alkoxylated monomers, and related methods. 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 a method of preparing an aqueous coating composition such as a latex paint including the above components.
    Type: Grant
    Filed: March 18, 2015
    Date of Patent: July 24, 2018
    Assignee: Rhodia Operations
    Inventors: Eugene J. Anderson, Jr., Derek Pakenham, Nemesio Martinez-Castro, Jose P. Ruiz, Michael Rhodes
  • Precipitated silica and paper industry/other applications thereof
    Patent number: 10023471
    Abstract: Precipitated silica specifically useful in the paper industry and in particular in paper-coating applications for inject printing, is characterized by an uptake of DOP oil lower than 260 ml/100 g, a pore volume (Vd25) of greater than 0.8 ml/g formed by pores having a diameter of less than 25 nm, a CTAB specific surface area of greater than 280 m2/g.
    Type: Grant
    Filed: October 9, 2014
    Date of Patent: July 17, 2018
    Assignee: Rhodia Operations
    Inventors: Pierre-Yves Lahary, Yvonick Chevallier, Remi Valero
  • Corrosion inhibitors
    Patent number: 10017681
    Abstract: The instant invention relates to the use of a compound selected from C2-C30 alkyl phosphonic acids, salts thereof, esters thereof, and mixtures thereof, to inhibit corrosion of a metal component by an aqueous fluid containing dissolved gases in an industrial hydrocarbon system.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: July 10, 2018
    Assignee: Rhodia Operations
    Inventors: Kevan Hatchman, Gareth Collins, Chris Jones