Patents Assigned to Imertech SAS
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Patent number: 12606493Abstract: The present invention relates to a ceramic paste composition comprising a matrix and water, wherein the matrix comprises, based on the total weight of the matrix: about 98 wt % to about 100 wt % of minerals of which at least 30 wt % are phyllosilicates and less than about 2 wt % organic additive; and wherein water is present from about 18 wt % to about 28 wt % based on the total weight of the ceramic paste composition. The present invention also relates to a method of forming a 3D structure using the ceramic paste composition of the invention.Type: GrantFiled: November 18, 2019Date of Patent: April 21, 2026Assignee: IMERTECH SASInventors: Gilles Gasgnier, Aure Arcondeguy-Bach
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Patent number: 12577164Abstract: The invention concerns dry particulate compositions for forming a geopolymer, comprising an aluminosilicate containing mineral, a polymeric additive, an alkali metal silicate, and an alkali metal hydroxide. The invention concerns processes of making geopolymers, the geopolymers, as well as the use of the dry particulate compositions in the formation of geopolymers.Type: GrantFiled: July 17, 2017Date of Patent: March 17, 2026Assignee: IMERTECH SASInventor: Alexandre Autef
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Patent number: 12559438Abstract: Aqueous suspensions comprising a mineral having a silica content equal to or greater than about 40 wt % as a plant fertilizer, wherein the aqueous suspension comprises equal to or less than about 10% (w/v) of the mineral, methods of making said aqueous suspensions, and uses of said aqueous suspensions as a plant fertilizer.Type: GrantFiled: April 24, 2020Date of Patent: February 24, 2026Assignee: IMERTECH SASInventors: David Gittins, Christina Vogiatzi, Kalena Stovall, Jacob Misuraca
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Patent number: 12544319Abstract: A cosmetic composition comprising a cosmetically acceptable carrier and at least 2.5% by weight of calcined kaolin relative to the total weight of the composition, a cosmetic method for reducing the gloss of the skin, and the use of calcined kaolin as a mattifying agent in a cosmetic composition.Type: GrantFiled: October 9, 2018Date of Patent: February 10, 2026Assignee: IMERTECH SASInventor: Laure Pagis
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Patent number: 12529521Abstract: The present invention relates to blast lances for gas blowing in metallurgical processes, the blast lance comprising a cylindrical lance core and a refractory casing, wherein the said refractory casing comprises n+1 refractory tubular sections and n or more refractory annular structures, wherein each set of two neighbouring refractory tubular sections is connected via a refractory annular structure, and wherein n is an integer of 1 or higher. The invention further relates to the use and method of production of such blast lances.Type: GrantFiled: June 8, 2021Date of Patent: January 20, 2026Assignee: IMERTECH SASInventors: Kai Hammes, Daniel Hollricher
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Patent number: 12378379Abstract: A method of manufacturing a thermally insulating product comprises: (a) forming a mixture comprising solvent and gel network former and optionally foaming agent; (b) dispersing a thermally insulating filler in the mixture; and (c) drying the mixture to form the thermally insulating product.Type: GrantFiled: April 16, 2020Date of Patent: August 5, 2025Assignee: Imertech SASInventors: Glikeria Kakali, Aggeliki Skaropoulou, Anna Gaki, Maria Taxiarchou, Konstantina Papakonstantinou, Christos Dedeloudis
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Patent number: 12338503Abstract: The present invention relates to kiln furniture kits for supporting ceramic products, such as for example sanitary ware, during high temperature processes in a kiln. The invention further relates to rolling element holders as part of the kiln furniture kits according to the present invention for deformation and breakage free firing or drying of ceramic products.Type: GrantFiled: December 15, 2020Date of Patent: June 24, 2025Assignee: ImerTech SASInventors: Sándor Kiss, Luc Bourgy, Manuel Bourdely, Ferenc Konkoly
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Patent number: 12319840Abstract: The present invention relates to a clear coating composition comprising a perlite, wherein the median particle size, d50, of the perlite is in the range of 0.5 and 25 ?m, a method of making clear coating compositions and their use in coating an article or substrate.Type: GrantFiled: November 6, 2018Date of Patent: June 3, 2025Assignee: IMERTECH SASInventors: Navin Patel, Ben Newman, Agnes Fiolet, Emmanuel Bertin, Jacob Misuraca
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Patent number: 12275059Abstract: The present invention relates to methods for forming bonded particulate refractory materials for use in metal-working, comprising the steps of providing a fine particulate metal oxide, providing an aqueous alkaline composition, providing a particulate refractory mould material, mixing the said fine particulate metal oxide, the said aqueous alkaline composition and the said particulate refractory mould material, and shooting the obtained mixture in a core shooter. Substantially all the water included in the obtained mixture is derived from the aqueous alkaline solution and optionally the surfactant. Also part of the present invention are materials and articles obtained according to the method, as well as particulate compositions for use in the method.Type: GrantFiled: December 20, 2018Date of Patent: April 15, 2025Assignee: IMERTECH SASInventor: Sandra Böhnke
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Patent number: 12240785Abstract: A geopolymer foam composition, an article comprising a geopolymer foam composition, methods for making a geopolymer foam composition, and uses of a geopolymer foam composition.Type: GrantFiled: December 9, 2019Date of Patent: March 4, 2025Assignee: Imertech SASInventors: Murielle Perronnet, Marie Arnoult, Sylvie Rossignol
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Patent number: 12220681Abstract: Compositions suitable for the purification of liquids, methods for making said compositions, and the uses of said compositions.Type: GrantFiled: November 28, 2019Date of Patent: February 11, 2025Assignee: ImerTech SASInventors: Christina Kapralou, Thanasis Karalis, Christos Dedeloudis
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Patent number: 12195398Abstract: A cement product including a supplementary cementitious material (SCM) including natural aluminosilicate, and optionally metakaolin, and methods of producing the cement product, and methods of use thereof are provided. The natural aluminosilicate may have, for example, a d97 less than or equal to about 19 ?m; and may have a d10 less than or equal to about 2 ?m. The product may also have improved chloride permeability as compared to cement products including natural aluminosilicates having higher d97 and d10 values. Also, the product may also have improved compressive strength and RCPT values when a portion of the natural aluminosilicate in the SCM is replaced with metakaolin.Type: GrantFiled: January 23, 2020Date of Patent: January 14, 2025Assignee: Imertech SASInventors: Christos Dedeloudis, Dionysios Kotinis, Bassam Salem, Christina Kapralou
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Patent number: 12173189Abstract: TiO2-free coating compositions and mineral blends for use in TiO2-free coating compositions.Type: GrantFiled: April 12, 2019Date of Patent: December 24, 2024Assignee: ImerTech SASInventors: Amandine Briand, Helen Dollani, Anabelle Elton-Legrix, Lieven Verstuyft, Emmanuel Bertin, Petra Fritzen
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Patent number: 12134561Abstract: The present disclosure relates to surface-functionalized carbonaceous particles, optionally in agglomerated form, methods for making such surface-functionalized carbonaceous particles and their use, for example as conductive additives in battery electrodes. The surface-functionalized carbonaceous particles are for example obtainable by milling a non-graphitic carbon material, followed by subsequent functionalization through controlled oxidation. The surface-functionalized carbonaceous particles can be used as additive in battery electrodes. The disclosure also pertains to dispersions of such carbonaceous materials in a liquid medium and their use as, among others, conductive coatings. Polymer compounds filled with the surface-functionalized carbonaceous particles are also disclosed.Type: GrantFiled: June 27, 2019Date of Patent: November 5, 2024Assignee: IMERTECH SASInventors: Dario Cericola, Michael Spahr
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Patent number: 12083198Abstract: The present disclosure relates to the use of kaolin as an opacifier in cosmetic compositions, cosmetic compositions comprising kaolin and methods of making said cosmetic compositions.Type: GrantFiled: June 30, 2020Date of Patent: September 10, 2024Assignee: Imertech SASInventors: Laure Pagis, Anabelle Huguette Renée Legrix, Victoria Michell
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Patent number: 12037533Abstract: The present invention relates to an agglomerate abrasive grain made up of a plurality of individual abrasive grains which are bonded into an inorganic or organic binder matrix, wherein, based on the total weight of the agglomerate abrasive grain, at least 8% by weight of the abrasive grains which are bonded into the matrix are fused alumina-based polycrystalline alumina abrasive grains with a percentage of more than 97% by weight of alpha-alumina, and wherein the polycrystalline alumina abrasive grains, in turn, are made up of a plurality of Al2O3 primary crystals with a crystal size of between 20 ?m and 100 ?m. The agglomerate abrasive grain has a closed macroporosity with a pore volume of between 5% by volume and 30% by volume, wherein the average pore diameter of the closed macropores is between 10 ?m and 100 ?m and their maximum pore diameter is in the range of approx. 120 ?m.Type: GrantFiled: December 10, 2018Date of Patent: July 16, 2024Assignee: Imertech SASInventor: Ertan Sahin
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Patent number: 12037476Abstract: A mineral filler comprising talc and wollastonite is used in a polymer composition to improve the scratch resistance and/or reduce the thermal expansion coefficient anisotropy of the polymer composition.Type: GrantFiled: June 11, 2019Date of Patent: July 16, 2024Assignee: ImerTech SASInventors: Caroline Abler, Gilles Meli
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Patent number: 12031193Abstract: Use of a smectite clay that has been pre-treated with a dispersant as a binder, in particular the use of a smectite clay that has been pre-treated with a dispersant as a binder to form iron ore pellets.Type: GrantFiled: November 30, 2018Date of Patent: July 9, 2024Assignee: ImerTech SASInventors: Christina Kapralou, Thanasis Karalis, Christos Dedeloudis, Konstantinos Karanasios
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Patent number: 11872294Abstract: This disclosure describes a process for preparing silica-coated calcium carbonate particles, involving the steps of preparing an aqueous carbonate slurry containing calcium carbonate particles, adding at least one silicate composition to the aqueous carbonate slurry to obtain a carbonate-silicate slurry, lowering a pH of the carbonate-silicate slurry by adding at least one acidic compound to obtain a pH-adjusted slurry containing the silica-coated calcium carbonate particles, and isolating the silica-coated calcium carbonate particles—in which at the adding of the acidic compound is controlled such that a final pH of the pH-adjusted slurry ranges from about 7 to about 10, and the silica-coated calcium carbonate particles include a porous coating having an average pore diameter ranging from 2 nm to 50 nm. This disclosure also describes articles and compositions containing the silica-coated calcium carbonate particles, as well as hollow silica spheres formed from the silica-coated calcium carbonate particles.Type: GrantFiled: December 7, 2018Date of Patent: January 16, 2024Assignee: Imertech SASInventor: Alexandra Jakob
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Patent number: 11840455Abstract: A composition comprising at least one inorganic particulate material such as calcium carbonate, use of a said composition in a barrier coating composition or in a paper coating composition, a method for making said composition, a method for making a paper coating composition and a method for making a coated product.Type: GrantFiled: June 30, 2016Date of Patent: December 12, 2023Assignee: ImerTech SASInventors: Matthew Cheeseman, Janet Preston, Graham M. Pring