Patents by Inventor Guillaume Gody
Guillaume Gody has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11958989Abstract: Described herein is a method for treatment of at least one surface of a substrate at least partially made of aluminum and/or an aluminum alloy, including at least a step of contacting said surface with an acidic aqueous composition (A) including one or more metal compounds (M) selected from the group of titanium compounds, zirconium compounds, and hafnium compounds and one or more linear polymers (P) containing (m1) N,N-dimethyl (meth)acryl amide, (m2) vinylphosphonic acid, and (m3) (meth)acrylic acid in form of their polymerized monomeric units, the one or more linear polymers (P) being included in the acidic aqueous composition (A) in an amount of 50 to 5000 ppm. Also described herein is an acidic aqueous composition (A), a master batch to produce the acidic aqueous composition (A), a method of using the acidic aqueous composition (A) for treating surfaces, and substrates comprising the treated surfaces.Type: GrantFiled: September 5, 2019Date of Patent: April 16, 2024Assignees: Rhodia Operations, Chemetall GmbHInventors: Lars Sebralla, Nawel Souad Khelfallah, Axel Schoene, Marie-Pierre Labeau, Guillaume Gody
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Publication number: 20230374666Abstract: The instant invention concerns the use of at least one polymer P obtained by radical copolymerization of a mixture of (i) acrylic acid; (ii) methacrylic acid; and (iii) at least one monomer of formula: for treating a metallic surface intended to be coated by a paint, a varnish or an adhesive, for example intended to be adhesive-bonded to another surface, in order to impart a resistance to the adhesive failure to the resulting bonding.Type: ApplicationFiled: October 1, 2021Publication date: November 23, 2023Applicant: RHODIA OPERATIONSInventors: Guillaume Gody, Marie-Pierre Labeau, Cindy Granier, Justine Layec
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Publication number: 20230374336Abstract: The instant invention concerns the use of at least one polymer P obtained by radical copolymerization of a mixture of (i) acrylic acid; (ii) optionally methacrylic acid; and (iii) at least one ethylenically unsaturated monomer carrying an unsaturated heterocycle having at least two nitrogen atoms, said monomer being preferably an ethylenically unsaturated imidazole, for treating a metallic surface for treating a metallic surface intended to be coated by a paint, a varnish or an adhesive, for example intended to be adhesive-bonded to another surface, in order to impart a resistance to the adhesive failure to the resulting bonding.Type: ApplicationFiled: October 1, 2021Publication date: November 23, 2023Applicant: RHODIA OPERATIONSInventors: Guillaume Gody, Marie-Pierre Labeau, Vinayak Valodkar, Rakhi Sood, Manali Motiwale, Xavier Ivan Jérôme Revest, Cindy Granier, Justine Layec
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Publication number: 20230340306Abstract: The instant invention concerns the use of at least one polymer P obtained by radical copolymerization of a mixture of (i) acrylic acid; (ii) methacrylic acid; and (iii) at least one 2-hydroxyethyl methacrylate phosphate for treating a metallic surface intended to be adhesive-bonded to another surface, in order to impart a resistance to the adhesive failure to the resulting bonding.Type: ApplicationFiled: May 10, 2021Publication date: October 26, 2023Applicant: RHODIA OPERATIONSInventors: Guillaume Gody, Marie-Pierre Labeau
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Publication number: 20230203345Abstract: The instant invention concerns the use of polymers obtained by radical copolymerization of a mixture of (1) acrylic acid; (2) methacrylic acid; and (3) at least one allylcatechol selected from 4-allylbenzene-1,2-diol, 3-allylbenzene-1,2-diol; methylated forms thereof (eugenols); and mixtures thereof, for treating a metallic surface intended to be adhesive-bonded to another surface, in order to impart a resistance to the adhesive failure to the resulting bonding.Type: ApplicationFiled: May 10, 2021Publication date: June 29, 2023Applicant: RHODIA OPERATIONSInventors: Guillaume Gody, Isabelle Storet, Laurent Garel, Marie-Pierre Labeau
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Publication number: 20230068813Abstract: The present invention pertains to composition suitable for manufacturing membranes based on vinylidene fluoride (VDF) polymers, to porous membranes thereof, to methods for their manufacture and to uses thereof, especially for the filtration of water phases. Said composition comprising vinylidene fluoride (VDF) polymers and polymer additives comprising zwitterionic moieties delivers outstanding hydrophilization performances of manufactured membranes.Type: ApplicationFiled: December 15, 2020Publication date: March 2, 2023Applicant: Solvay SAInventors: Sophie Deroo, Emanuele Di Nicolo, Guillaume Gody, Marie-Pierre Labeau, Bertrand Pavageau, David James Wilson, Hamza Chouirfa
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Patent number: 11261531Abstract: Provided herein is a method for pretreating aluminum materials, particularly aluminum wheels, wherein an aluminum material is successively i) cleaned and subsequently rinsed, ii) optionally subjected to alkaline pickling and subsequently rinsed, iii) optionally contacted with an aqueous composition comprising at least one mineral acid, iv) optionally rinsed and v) contacted with an acidic aqueous composition comprising a) at least one compound selected from the group consisting of titanium, zirconium and hafnium compounds and b) at least one linear terpolymer prepared by controlled radical polymerisation and comprising vinylphosphonic acid monomeric units, hydroxylethyl- and/or hydroxylpropyl-(meth)acrylate monomeric units and (meth)acrylic acid monomeric units, vi) optionally rinsed, vii) optionally contacted with another aqueous composition, viii) optionally rinsed and ix) optionally dried.Type: GrantFiled: September 11, 2018Date of Patent: March 1, 2022Assignees: CHEMETALL GMBH, RHODIA OPERATIONSInventors: Lars Sebralla, Nawel Souad Khelfallah, Manfred Walter, Marie-Pierre Labeau, Guillaume Gody
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Publication number: 20220002456Abstract: The instant invention concerns polymers obtained by radical copolymerization of a mixture of (1) acrylic acid; (2) methacrylic acid; and (3) at least one allylcatechol selected from 4-allylbenzene-1,2-diol, 3-allylbenzene-1,2-diol and mixtures thereof. The polymers are especially useful for treating a metallic surface intended to be coated by a paint, a varnish or an adhesive. The invention also concerns methods of coatings making use of this polymer P, compositions comprising the polymer P and useful for these methods, and the obtained coated materials.Type: ApplicationFiled: November 27, 2019Publication date: January 6, 2022Inventors: Marie-Pierre LABEAU, Guillaume GODY
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Publication number: 20210355584Abstract: Described herein is a method for treatment of at least one surface of a substrate at least partially made of aluminum and/or an aluminum alloy, including at least a step of contacting the surface with an acidic aqueous composition (A) including one or more metal compounds (M) selected from the group of titanium compounds, zirconium compounds, and hafnium compounds and one or more linear polymers (P) containing (m1) hydroxyethyl- and/or hydroxypropyl-(meth)acrylate, (m2) vinylphosphonic acid, and (m3) (meth)acrylic acid in form of their polymerized monomeric units, the one or more linear polymers (P) being included in the acidic aqueous composition (A) in an amount of 50 to 5000 ppm. Also described herein is an acidic aqueous composition (A), a master batch to produce the acidic aqueous composition (A), a method of using the acidic aqueous composition (A) for treating surfaces, and substrates comprising the treated surfaces.Type: ApplicationFiled: September 5, 2019Publication date: November 18, 2021Inventors: Lars Sebralla, Nawel Souad Khelfallah, Axel Schoene, Marie-Pierre Labeau, Guillaume Gody
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Publication number: 20210348277Abstract: Described herein is a method for treatment of at least one surface of a metal containing substrate including contacting the surface with an aqueous acidic Ni-free composition (A) including at least zinc cations, manganese cations, and phosphate anions to form a conversion coating on the surface, and contacting the formed coating with an aqueous Ni-free composition (B) including one or more linear polymers (P) containing vinyl phosphonic acid and (meth)acrylic acid in form of their polymerized monomeric units. Also described herein is a composition (B) as such, a master batch to produce the composition (B), a kit-of-parts including both compositions (A) and (B), a kit-of-parts including respective master batches to produce both compositions (A) and (B), and a coated substrate obtainable by the method described herein.Type: ApplicationFiled: October 8, 2019Publication date: November 11, 2021Inventors: Nawel Souad Khelfallah, Olaf Dahlenburg, Lisa Seider, Marie-Pierre Labeau, Guillaume Gody
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Publication number: 20210340676Abstract: Described herein is a method for treatment of at least one surface of a metal containing substrate including at least contacting the surface with an aqueous acidic Ni-free composition (A) including at least zinc cations, manganese cations, and phosphate anions to form a conversion coating on the surface and contacting the formed coating with an aqueous Ni-free composition (B) including one or more linear polymers (P) containing at least vinyl phosphonic acid, (meth)acrylic acid, and hydroxyethyl- and/or hydroxypropyl (meth)acrylate in form of their polymerized monomeric units. Also described herein is the composition (B), a master batch to produce the composition (B), a kit-of-parts including both compositions (A) and (B), a kit-of-parts including respective master batches to produce both compositions (A) and (B), and a coated substrate obtainable by the method described herein.Type: ApplicationFiled: October 8, 2019Publication date: November 4, 2021Inventors: Nawel Souad Khelfallah, Olaf Dahlenburg, Lisa Seider, Marie-Pierre Labeau, Guillaume Gody
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Publication number: 20210269654Abstract: Described herein is a method for treatment of a metallic surface, including the step of contacting the metallic surface with an acidic aqueous composition. Also described herein is an acidic aqueous composition used in the method for treatment, a master batch to produce such acidic aqueous composition, a method of using the acidic aqueous composition to treat metallic surfaces and substrates including the thus treated metallic surfaces.Type: ApplicationFiled: July 3, 2019Publication date: September 2, 2021Inventors: Stefan Birkenheuer, Carina Hecker, Oliver Sauer, Daniel Schatz, Nawel Souad Khelfallah, Marie-Pierre Labeau, Guillaume Gody
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Publication number: 20210253870Abstract: Described herein is a method for treatment of at least one surface of a substrate at least partially made of aluminum and/or an aluminum alloy, including at least a step of contacting said surface with an acidic aqueous composition (A) including one or more metal compounds (M) selected from the group of titanium compounds, zirconium compounds, and hafnium compounds and one or more linear polymers (P) containing (m1) N,N-dimethyl (meth)acryl amide, (m2) vinylphosphonic acid, and (m3) (meth)acrylic acid in form of their polymerized monomeric units, the one or more linear polymers (P) being included in the acidic aqueous composition (A) in an amount of 50 to 5000 ppm. Also described herein is an acidic aqueous composition (A), a master batch to produce the acidic aqueous composition (A), a method of using the acidic aqueous composition (A) for treating surfaces, and substrates comprising the treated surfaces.Type: ApplicationFiled: September 5, 2019Publication date: August 19, 2021Inventors: Lars Sebralla, Nawel Souad Khelfallah, Axel Schoene, Marie-Pierre Labeau, Guillaume Gody
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Publication number: 20210230329Abstract: The present disclosure relates to the use of a composition for reducing or preventing colloids adhesion and/or fouling on a substrate, the composition comprising a copolymer having repeating units derived from one or more zwitterionic monomers and repeating units derived from one or more phosphorous acid monomers.Type: ApplicationFiled: June 4, 2019Publication date: July 29, 2021Inventors: Gilda LIZARRAGA, Jaime HUTCHISON, Laura GAGE, Marie-Pierre LABEAU, Guillaume GODY, Sophie DEROO, Philippe MARCHAL, Hamza CHOUIRFA
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Publication number: 20210163757Abstract: Described herein is a method for treatment of a metallic surface, including the step of (A) contacting the metallic surface with a first aqueous composition, and a subsequent step of (B) contacting the metallic surface subsequent to step (A) with a second aqueous composition. Also described herein is a kit-of-parts including the first and second aqueaous compostition and a kit-of-parts including master-batches of the first and second aqueous compostions. Also descibed is a method of using the kit-of-parts for treating a metallic surface and substrates including the thus treated metallic surfaces.Type: ApplicationFiled: July 3, 2019Publication date: June 3, 2021Inventors: Stefan Birkenheuer, Carina Hecker, Oliver Sauer, Daniel Schatz, Nawel Souad Khelfallah, Marie-Pierre Labeau, Guillaume Gody
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Publication number: 20200299847Abstract: Provided herein is a method for pretreating aluminum materials, particularly aluminum wheels, wherein an aluminum material is successively i) cleaned and subsequently rinsed, ii) optionally subjected to alkaline pickling and subsequently rinsed, iii) optionally contacted with an aqueous composition comprising at least one mineral acid, iv) optionally rinsed and v) contacted with an acidic aqueous composition comprising a) at least one compound selected from the group consisting of titanium, zirconium and hafnium compounds and b) at least one linear terpolymer prepared by controlled radical polymerisation and comprising vinylphosphonic acid monomeric units, hydroxylethyl- and/or hydroxylpropyl-(meth)acrylate monomeric units and (meth)acrylic acid monomeric units, vi) optionally rinsed, vii) optionally contacted with another aqueous composition, viii) optionally rinsed and ix) optionally dried.Type: ApplicationFiled: September 11, 2018Publication date: September 24, 2020Inventors: Lars Sebralla, Nawel Souad Khelfallah, Manfred Walter, Marie-Pierre Labeau, Guillaume Gody