Patents by Inventor Patrick JUILLAND
Patrick JUILLAND 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: 11912631Abstract: A method for the kinetic regulation of cementitious binders and/or cementitious binder compositions, the method including the steps of providing a cementitious binder, admixing at least one borate mineral to said cementitious binder, and optionally admixing an activator selected from the group consisting of CaO, Ca(OH)2, and/or CaSO4.Type: GrantFiled: June 12, 2020Date of Patent: February 27, 2024Assignee: SIKA TECHNOLOGY AGInventors: Luis Pegado, Emmanuel Gallucci, Arnd Eberhardt, Patrick Juilland, Denise Schönenberger, Letizia Caderas
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Publication number: 20240026209Abstract: A process for the production of backfilling pastes for underground operations, the process including or essentially consisting of the mixing of a) cement, b) tailings from underground operations, c) optionally extra water, d) at least one polycarboxylate ether, and e) calcium hydroxide; and a method for controlling the flow of a backfilling paste for underground operations, the method including at least one step of admixing an admixture including at least one polycarboxylate ether and calcium hydroxide to a mixture of cement, tailings, and water.Type: ApplicationFiled: November 30, 2021Publication date: January 25, 2024Applicant: SIKA TECHNOLOGY AGInventors: Luis PEGADO, Patrick JUILLAND, Sara ARCILA, Lukas FRUNZ, Arnd Bernd EBERHARDT, Emmanuel GALLUCCI, Fabian ERISMANN, Annette WEINKAUF
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Patent number: 11780738Abstract: An aqueous suspension including 5 to 65 wt. % of calcium hydroxide, wherein at least 50 wt. % of the calcium hydroxide is present in the form of nanoparticles, and at least one compound for stabilizing the suspension. The aqueous suspension accelerates the setting of mineral binder compositions without adversely affecting the processing properties of the composition.Type: GrantFiled: March 22, 2019Date of Patent: October 10, 2023Assignee: SIKA TECHNOLOGY AGInventors: Patrick Juilland, Emmanuel Gallucci, Denise Schönenberger, Luis Pegado, Lukas Frunz, Arnd Eberhardt
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Publication number: 20230303444Abstract: A comb polymer is used as an inerting agent for swelling clays and/or non-swelling clays in gypsum compositions, the comb polymer includes: a) at least one poly(alkylene oxide) side chain-bearing monomer unit M1 without ionic groups, b) optionally at least one cationic monomer unit MC, wherein the molar ratio of the cationic monomer units MC to the side chain-bearing monomer units M1 is equal to or less than 10, c) optionally at least one anionic monomer unit MA, wherein the molar ratio of the anionic monomer units MA to the side chain-bearing monomer units M1 is less than 1, preferably equal to or less than 0.5, d) optionally, at least one non-ionic monomer unit M3, wherein the molar ratio of the non-ionic monomer units M3 to the side chain-bearing monomer units M1 is less than 5.Type: ApplicationFiled: July 12, 2021Publication date: September 28, 2023Applicant: SIKA TECHNOLOGY AGInventors: Ulf VELTEN, Annette WEINKAUF, Christina HAMPEL, Jürg WEIDMANN, Lukas FRUNZ, Patrick JUILLAND
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Publication number: 20230202926Abstract: A method for increasing the workability of a binder composition including calcined clay, limestone, and Portland cement. The method includes a step of adding an admixture comprising at least one PCE and at least one additive selected from the group including sugar acids, sugars, sugar alcohols, and hydroxycarboxylic acids. The invention also relates to an admixture to be used in said method and hardenable compositions, especially concrete and mortar, obtainable by the method.Type: ApplicationFiled: June 8, 2021Publication date: June 29, 2023Applicant: SIKA TECHNOLOGY AGInventors: Patrick JUILLAND, Lukas FRUNZ, Arnd EBERHARDT, Emmanuel GALLUCCI, Luis PEGADO, Denise SCHÖNENBERGER, Carina TARNUTZER
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Publication number: 20230087362Abstract: A method includes adding (i) a comb polymer and (ii) a plasticizer to a mineral binder composition comprising swellable clays. The comb polymer includes: at least one poly(alkylene oxide) side chain-bearing monomer unit without ionic groups, optionally at least one cationic monomer unit, optionally at least one anionic monomer unit, and optionally, at least one non-ionic monomer unit, wherein a molar ratio of the cationic monomer units to the side chain-bearing monomer units is equal to or less than 10, a molar ratio of the anionic monomer units to the side chain-bearing monomer units is less than 1, and a molar ratio of the non-ionic monomer units to the side chain-bearing monomer units is less than 5.Type: ApplicationFiled: November 18, 2022Publication date: March 23, 2023Applicant: SIKA TECHNOLOGY AGInventors: Ulf VELTEN, Jürg WEIDMANN, Lukas FRUNZ, Patrick JUILLAND
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Publication number: 20230075895Abstract: Methods of obtaining aggregates and/or pulverulent mineral material from a starting material comprising hardened mineral binder and aggregates utilizing process auxiliaries selected from the group consisting of polycarboxylate ethers and/or esters (PCE), glycols, organic amines, especially alkanolamines, ammonium salts of organic amines with carboxylic acids, surfactants, especially nonionic surfactants, gemini surfactants, calcium stearate, alkoxylated phosphonic or phosphoric esters, propane-1,3-diol, carboxylic acids, sulfonated amino alcohols, boric acid, salts of boric acid, borax, salts of phosphoric acid, gluconate, iron sulfate, tin sulfate, antimony salts, alkali metal salts, alkaline earth metal salts, lignosulfonates, glycerol, melamine, melamine sulfonates, water absorbents in the form of a superabsorbent polymer or in the form of a sheet silicate, anticaking agents, sugars, sugar acids, sugar alcohols, phosphates, phosphonates, and mixtures thereof.Type: ApplicationFiled: February 19, 2021Publication date: March 9, 2023Applicant: SIKA TECHNOLOGY AGInventors: Arnd EBERHARDT, Patrick JUILLAND, Luis PEGADO, Emmanuel GALLUCCI, Lukas FRUNZ
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Publication number: 20220388904Abstract: Use of a comb polymer as an inerting agent for non-swelling layer-silicates, the comb polymer including: a) at least one poly(alkylene oxide) side chain-bearing monomer unit M1 without ionic groups, b) optionally at least one cationic monomer unit MC, wherein the molar ratio of the cationic monomer units MC to the side chain-bearing monomer units M1 is equal to or less than 0.1, preferably less than 0.05, c) optionally at least one anionic monomer unit MA, wherein the molar ratio of the anionic monomer units MA to the side chain-bearing monomer units M1 is less than 1, preferably equal to or less than 0.5, and c) optionally at least one non-ionic monomer unit M3, wherein the molar ratio of the non-ionic monomer units M3 to the side chain-bearing monomer units M1 is less than 7, preferably equal to or less than 3.Type: ApplicationFiled: September 3, 2020Publication date: December 8, 2022Applicant: SIKA TECHNOLOGY AGInventors: Ulf VELTEN, Annette SÜSSENBERGER, Jürg WEIDMANN, Lukas FRUNZ, Patrick JUILLAND
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Publication number: 20220306530Abstract: A method for the kinetic regulation of cementitious binders and/or cementitious binder compositions, the method including the steps of providing a cementitious binder, admixing at least one borate mineral to said cementitious binder, and optionally admixing an activator selected from the group consisting of CaO, Ca(OH)2, and/or CaSO4.Type: ApplicationFiled: June 12, 2020Publication date: September 29, 2022Applicant: SIKA TECHNOLOGY AGInventors: Luis PEGADO, Emmanuel GALLUCCI, Arnd EBERHARDT, Patrick JUILLAND, Denise SCHÖNENBERGER, Letizia CADERAS
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Publication number: 20220033306Abstract: A comb polymer, in particular for use as a clay-inerting agent, including: a) at least one poly(alkylene oxide) side chain-bearing monomer unit M1 without ionic groups, b) optionally at least one cationic monomer unit MC, c) optionally at least one anionic monomer unit MA, d) optionally, at least one non-ionic monomer unit M3, wherein the molar ratio of the cationic monomer units MC to the side chain-bearing monomer units M1 is equal to or less than 10, the molar ratio of the anionic monomer units MA to the side chain-bearing monomer units M1 is less than 1, preferably equal to or less than 0.5, and the molar ratio of the non-ionic monomer units M3 to the side chain-bearing monomer units M1 is less than 5.Type: ApplicationFiled: October 1, 2019Publication date: February 3, 2022Applicant: SIKA TECHNOLOGY AGInventors: Ulf VELTEN, Jürg WEIDMANN, Lukas FRUNZ, Patrick JUILLAND
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Publication number: 20210323880Abstract: A combination of retarders and regulators for hydration reaction of cementitious binders including clinkers based on Ye'elimite. Set retarders are calcium complexing agents, consisting of sugar acids, sugars, sugar alcohols, hydroxycarboxylic acids, phosphates, phosphonates, borates and amines. Regulator general formula (I) is where M is H, NH4 or chosen from monovalent or divalent metal of groups Ia, IIa, IIIa, Ib, IIb, IVb, VIb, VIIb or VIIIb of periodic table of elements, where M is a divalent metal, a second equivalent of R—SO3 is present, and M is chosen from group consisting of H, NH4, Li, Na, K, MgX, CaX, or NiX with X?RSO3, and R is chosen from H, NH2, OH or from hydrocarbon chain with 1-18 C atoms which may be substituted by N and/or O and/or which may be linear or branched and/or which contain one or more unsaturated bonds and/or cycloaliphatic and/or aromatic moieties.Type: ApplicationFiled: November 22, 2019Publication date: October 21, 2021Applicant: SIKA TECHNOLOGY AGInventors: Patrick JUILLAND, Emmanuel GALLUCCI, Arnd EBERHARDT, Luis PEGADO, Letizia CADERAS, Denise SCHÖNENBERGER, Lukas FRUNZ
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Patent number: 10981829Abstract: A block copolymer for use as a dispersant for mineral binder compositions, containing an alkali activating agent. The block copolymer includes at least one first block A and at least one second block B, the first block A containing a monomeric unit M1 and the second block B containing a monomeric unit M2. A proportion of monomeric units M2, if any, in the first block A is less than 25 mol %, in particular less than or equal to 10 mol %, relative to all the monomeric units M1 in the first block A, and a proportion of monomeric units M1, if any, in the second block B is less than 25 mol %, in particular less than or equal to 10 mol %, relative to all the monomeric units M2 in the second block B.Type: GrantFiled: September 22, 2016Date of Patent: April 20, 2021Assignee: SIKA TECHNOLOGY AGInventors: Jürg Weidmann, Lukas Frunz, Jörg Zimmermann, Patrick Juilland
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Publication number: 20210053837Abstract: An aqueous suspension including 5 to 65 wt. % of calcium hydroxide, wherein at least 50 wt. % of the calcium hydroxide is present in the form of nanoparticles, and at least one compound for stabilizing the suspension. The aqueous suspension accelerates the setting of mineral binder compositions without adversely affecting the processing properties of the composition.Type: ApplicationFiled: March 22, 2019Publication date: February 25, 2021Applicant: SIKA TECHNOLOGY AGInventors: Patrick JUILLAND, Emmanuel GALLUCCI, Denise SCHÖNENBERGER, Luis PEGADO, Lukas FRUNZ, Arnd EBERHARDT
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Publication number: 20180273428Abstract: The invention relates to a block copolymer for use as a dispersant for mineral binder compositions, containing an alkali activating agent. Said block copolymer comprises at least one first block A and at least one second block B, the first block A containing a monomeric unit M1 and the second block B containing a monomeric unit M2. A proportion of monomeric units M2, if any, in the first block A is less than 25 mol %, in particular less than or equal to 10 mol %, relative to all the monomeric units M1 in the first block A, and a proportion of monomeric units M1, if any, in the second block B is less than 25 mol %, in particular less than or equal to 10 mol %, relative to all the monomeric units M2 in the second block B.Type: ApplicationFiled: September 22, 2016Publication date: September 27, 2018Applicant: SIKA TECHNOLOGY AGInventors: Jürg WEIDMANN, Lukas FRUNZ, Jörg ZIMMERMANN, Patrick JUILLAND
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Patent number: 10029951Abstract: A method for retrieving aggregates and/or powdery mineral material from a source material comprising hardened mineral binder and aggregates, in particular a waste or demolition material, comprises the steps of: a) treating the source material in a disintegration process and (b) separation of the treated source material at a predefined cut-off grain size in order to retrieve treated aggregates with a grain size of at least the predefined cut-off grain size and/or in order to retrieve powdery mineral material with a grain size below the predefined cut-off grain size.Type: GrantFiled: March 26, 2014Date of Patent: July 24, 2018Assignee: SIKA TECHNOLOGY AGInventors: Patrick Juilland, Emmanuel Gallucci, Arnd Eberhardt
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Patent number: 9919967Abstract: The present invention relates to an accelerator for hydraulic binding agents, comprising at least one phosphoric acid ester of a multivalent alcohol and at least one calcium compound. The accelerator according to the invention is capable of producing a very fast-curing mortar or concrete composition which has a high early strength and, nevertheless, very favorable processing properties and thus allows early dismantling or early loading and does not cause any losses in the final strength.Type: GrantFiled: May 20, 2015Date of Patent: March 20, 2018Assignee: SIKA TECHNOLOGY AGInventors: Emmanuel Gallucci, Patrick Juilland, Arnd Eberhardt, Lukas Frunz, Christian Bürge
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Publication number: 20170073267Abstract: The present invention relates to an accelerator for hydraulic binding agents, comprising at least one phosphoric acid ester of a multivalent alcohol and at least one calcium compound. The accelerator according to the invention is capable of producing a very fast-curing mortar or concrete composition which has a high early strength and, nevertheless, very favourable processing properties and thus allows early dismantling or early loading and does not cause any losses in the final strength.Type: ApplicationFiled: May 20, 2015Publication date: March 16, 2017Inventors: Emmanuel GALLUCCI, Patrick JUILLAND, Arnd EBERHARDT, Lukas FRUNZ, Christian BÜRGE
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Publication number: 20160046532Abstract: A method for retrieving aggregates and/or powdery mineral material from a source material comprising hardened mineral binder and aggregates, in particular a waste or demolition material, comprises the steps of: a) treating the source material in a disintegration process and (b) separation of the treated source material at a predefined cut-off grain size in order to retrieve treated aggregates with a grain size of at least the predefined cut-off grain size and/or in order to retrieve powdery mineral material with a grain size below the predefined cut-off grain size.Type: ApplicationFiled: March 26, 2014Publication date: February 18, 2016Applicant: SIKA TECHNOLOGY AGInventors: Patrick JUILLAND, Emmanuel GALLUCCI, Arnd EBERHARDT