Patents Assigned to Rhodia Operations
  • Publication number: 20220396595
    Abstract: Provided are new metal complexes having phenolic and macrocyclic amino ligands as well as to their use, in particular use for bleaching catalyst for detergent compositions and oxidative crosslinking catalyst for resins, containing said metal complexes. A formulation comprises at least a detergent, a metal complex, and optionally a source of hydrogen peroxide.
    Type: Application
    Filed: October 15, 2020
    Publication date: December 15, 2022
    Applicant: RHODIA OPERATIONS
    Inventors: Bing Hong, Galder Cristobal, Stephane Streiff, Katerina Karagianni
  • Publication number: 20220386603
    Abstract: The present invention provides a method for increasing the growth of a plant by contacting a seed of the plant with a composition comprising a guar gum having an average molecular weight of between 2,000 Daltons and 90,000 Daltons. The present invention also provides a seed treated with a guar gum having an average molecular weight of between 2,000 Daltons and 90,000 Daltons.
    Type: Application
    Filed: October 16, 2020
    Publication date: December 8, 2022
    Applicant: RHODIA OPERATIONS
    Inventors: Jean-Christophe Castaing, Clara Vernay, Francisco Lopez, Thierry Vidal
  • Patent number: 11518956
    Abstract: The present invention concerns a composition suitable for working and shaping metals, in particular providing a lubricating effect, including polymers of the following formula: [R—O(—CH(CH3)—CH2O—)n(CH2—CH2O—)p—]1+xP(?O)(OH)2-x in which: R is a linear or branched, preferably linear, saturated or unsaturated hydrocarbon group, comprising between 8 and 12 carbon atoms; n is a number, which may or may not be an integer, between 6 and 20; p is a number, which may or may not be an integer, between 4 and 25; and x is a number between 0 and 1, and in particular between 0.1 and 0.9.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: December 6, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Claude-Emmanuel Hedoire, Ramona Gironda
  • Publication number: 20220372176
    Abstract: The present invention relates to a process for preparing a dispersion (D°), comprising: (E1) a polymerization performed M in an aqueous medium in the presence of: ° at least a pre-polymer (pO) of formula (R11)X—Z11—C(?S)—Z12-[A]-R12, which is soluble in the aqueous medium ° at least one free-radical polymerization initiator; and ° at least one ethylenically unsaturated hydrophobic monomer (m) with a ratio m/pO of the mass of the monomers (m) to the quantity of pre-polymer (pO) preferably below 10 000 g/mol whereby a dispersion of copolymers is obtained, including polymers with a living character; (E2) a conversion of the terminal groups of the copolymers that deprive the copolymers of their living character. The invention also relates to the use of dispersion (D°) for forming dispersions of hydrophobic polymers (Dp), suitable e.g. in fabric conditioning compositions.
    Type: Application
    Filed: September 23, 2020
    Publication date: November 24, 2022
    Applicant: RHODIA OPERATIONS
    Inventors: David James Wilson, Pierre-Emmanuel Dufils, Jean-Christophe Castaing
  • Patent number: 11505471
    Abstract: The present invention pertains to a process for preparing particles of rare earth sulfide comprising the steps of:—preparing a reaction mixture comprising at least one compound comprising at least one rare earth element (A) and at least one alkali metal sulfide (B),—submitting said reaction mixture to a mechanical stress so as to cause a chemical reaction that produces the particles of rare earth sulfide.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: November 22, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Lauriane d'Alencon, Thierry Le Mercier, Marc-David Braida, Jacinthe Gamon, Philippe Barboux
  • Publication number: 20220361488
    Abstract: An adjuvant composition for modifying the spray properties of an aqueous pesticide composition contains (a) at least one fatty deposition control agent, and (b)(ii) a liquid medium, one or more hydrotropes, and, optionally one or more surfactants, or (b)(ii) one or more surfactants, and adjuvant compositions for modifying the spray properties of an aqueous pesticide composition contains (c) at least one deposition control agent, and (d)(ii) a liquid medium, one or more hydrotropes, and, optionally one or more surfactants, or (d)(ii) one or more surfactants, and use thereof in agricultural applications.
    Type: Application
    Filed: July 20, 2022
    Publication date: November 17, 2022
    Applicant: RHODIA OPERATIONS
    Inventors: Rajesh GOYAL, Krish SHANMUGA
  • Patent number: 11498249
    Abstract: The present invention relates to the use of thermoplastic polymer compositions for impregnating reinforcing materials in the form of fabric or industrial fabrics for the manufacture of composite materials. The field of the invention is that of composite materials as well as molding/consolidation processes and obtained parts. The invention more particularly relates to a method of manufacturing a composite article by injection molding comprising at least the steps of introducing at least one reinforcement fabric into a preheated mold, partial closure of the mold, a temperature rise step of the mold, optionally a step of maintaining the temperature of the mold before injection of a thermoplastic polymer composition, a step of injecting a thermoplastic polymer composition into the mold, a step of mold closure to the final part thickness allowing the flow of the resin through the reinforcing fabric, a cooling step and a recovery step of the obtained composite article.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: November 15, 2022
    Assignees: RHODIA OPERATIONS, GEORGES PERNOUD SAS, BILLION SAS
    Inventors: Gilles Orange, Fabien Pascal, Patrice Jacquet, Alexandre Giroud
  • Patent number: 11497210
    Abstract: An antimicrobial composition that includes: an antimicrobial component having at least one quaternary ammonium compound; a cationic polysaccharide; an organic acid; and a surfactant selected from cationic surfactants, amphoteric surfactants, nonionic surfactants and combinations thereof. This composition when applied to a surface provides robust long lasting disinfection.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: November 15, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Amit Sehgal, Thomas Brophy, Kamel Ramdani
  • Publication number: 20220356392
    Abstract: The invention relates to a composition which comprises within an aqueous medium: —at least one ethoxylated alkylamine; and—at least one amphoteric or zwitterionic surfactant. The invention further relates to the use of said compositions as foaming compositions, in particular for EOR (enhanced oil recovery).
    Type: Application
    Filed: June 16, 2020
    Publication date: November 10, 2022
    Applicants: RHODIA OPERATIONS, IFP Energies Nouvelles
    Inventors: Eloise Chevallier, Mikel Morvan
  • Patent number: 11492570
    Abstract: The present invention relates to a method for enhancing fragrance or perfume longevity of a composition by adding to the composition (a) a quaternary ammonium compound; (b) a cationic polysaccharide; (c) a nonionic polysaccharide; and (d) a fragrance material or perfume. In particular, the quaternary ammonium compound is a biodegradable quaternary ammonium compound. The composition has improved perfume longevity.
    Type: Grant
    Filed: January 15, 2015
    Date of Patent: November 8, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Hai Zhou Zhang, Nikolay Christov, Da Wei Jin
  • Patent number: 11485901
    Abstract: Polymeric systems useful for maintaining particle dispersions for extended periods of time.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: November 1, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Lingjuan Shen, Qi Qu, Jian Zhou, Arnaud Cadix, Ruela Pabalan, Subramanian Kesavan, David James Wilson
  • Patent number: 11484052
    Abstract: The present invention relates to a new bio-sourced vanillin and/or ethylvanillin, containing specific impurities. The invention further relates to a process for their preparations and the use of such compounds.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: November 1, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Stephan Verdier, Frédéric Madelaine
  • Publication number: 20220340841
    Abstract: The present invention relates to a copolymer comprising units of type A deriving from carboxylic acid monomers and units of type B deriving from sulfonic acid monomers, said units of type A and B representing more than 80 mol % of the total moles of units in the copolymer, characterized in that it comprises at least: one first block formed of at least 95 mol % of units of type A and having a degree of polymerization DP1 comprised between 5 and 150; and one second block formed of at least 95 mol % of units of type A and B with a molar ratio of units of type A to units of type B greater or equal to 1, wherein said units of type A and units of type B are statistically distributed, said second block having a degree of polymerization DP2 such that DP2/DP1?1. It also relates to new detergent compositions comprising such a copolymer, and to the use of this copolymer in a detergent composition, especially an ADW composition, to prevent, limit or eliminate the filming phenomena.
    Type: Application
    Filed: June 30, 2022
    Publication date: October 27, 2022
    Applicant: RHODIA OPERATIONS
    Inventors: Céline ORIZET, David James WILSON, Julie CLAVIER, Eric Van Gramberen
  • Patent number: 11466932
    Abstract: The present invention is directed to a process for drying a material comprising at least one polysaccharide, said process comprising a step wherein the material is submitted to microwave irradiations under conditions which do not degrade said polysaccharide.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: October 11, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Loïc Baussaron, Kraig Luczak, Paul Kirkpatrick
  • Patent number: 11433376
    Abstract: The present invention relates to a mixed oxide with enhanced resistance and NOx storage capacity. The mixed oxide may be used as a component of a NOx trap material in an exhaust system of an internal combustion engine. The invention also relates to a method for treating an exhaust gas from an internal combustion engine using the mixed oxide.
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: September 6, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Fabien Ocampo, Naotaka Ohtake
  • Publication number: 20220275267
    Abstract: Provided are methods for modifying the permeability of subterranean formations for the purposes of selectively reducing excessive production of water and aqueous fluids in oil and gas wells, wherein the methods utilize an emulsion containing a copolymer, which is typically prepared in an aqueous salt media.
    Type: Application
    Filed: July 23, 2019
    Publication date: September 1, 2022
    Applicant: RHODIA OPERATIONS
    Inventors: Chee Fei Chin, Zhihua Zhang, Zhenxing Cheng, Ahmed Rabie, Hoang Van Le
  • Patent number: 11427788
    Abstract: The present invention relates to a composition, in particular, a fabric conditioning composition, comprising at least a quaternary ammonium compound, a cationic polysaccharide and a nonionic polysaccharide. In particular, the quaternary ammonium compound is a biodegradable quaternary ammonium compound. The composition has excellent softening performance and improved perfume longevity.
    Type: Grant
    Filed: January 15, 2015
    Date of Patent: August 30, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Hai Zhou Zhang, Nikolay Christov, Da Wei Jin
  • Patent number: 11427747
    Abstract: The present invention relates to the use of a sequenced polymer as an agent for monitoring the filtrate in a fluid injected under pressure into an oil rock, wherein the fluid comprises solid particles and/or is brought into contact with solid particles within the oil rock after being injected, the polymer comprising at least three blocks, including: at least one first block which is adsorbed, preferably irreversibly, onto at least some of the particles (p); a second block (B) having a composition other than that of the first and a mean molecular weight of more than 10,000 g/mol, and which is soluble in the fluid (F); and at least one third block of type (A) or type (B).
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: August 30, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Arnaud Cadix, David James Wilson
  • Patent number: 11426718
    Abstract: The present invention relates to cerium oxide particles that have excellent heat resistance and/or pore volume especially useful for catalysts, functional ceramics, solid electrolyte for fuel cells, polishing, ultraviolet absorbers and the like, and particularly suitable for use as a catalyst or cocatalyst material, for instance in catalysis for purifying vehicle exhaust gas. The present invention also relates to a method for preparing such cerium oxide particles, and a catalyst, such as for purifying exhaust gas, utilizing these cerium oxide particles.
    Type: Grant
    Filed: May 17, 2017
    Date of Patent: August 30, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Naotaka Ohtake, Fabien Ocampo, Rui Miguel Jorge Coelho Marques
  • Patent number: 11427789
    Abstract: The present invention relates to a composition, in particular, a fabric conditioning composition, comprising at least a quaternary ammonium compound, a cationic polysaccharide, a nonionic polysaccharide and a fragrance material or perfume. In particular, the quaternary ammonium compound is a biodegradable quaternary ammonium compound. The composition has excellent softening performance and improved perfume longevity.
    Type: Grant
    Filed: January 15, 2015
    Date of Patent: August 30, 2022
    Assignee: RHODIA OPERATIONS
    Inventors: Hai Zhou Zhang, Nikolay Christov, Da Wei Jin