Patents Assigned to Evonik Operations GmbH
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Publication number: 20230307785Abstract: A method for manufacturing a porous membrane suitable for use as a separator of a lithium ion battery, comprising the following steps: 1) compounding a polymer and hydrophobic filler by dry mixing; 2) extruding the compounded mixture to obtain a cast film and 3) stretching the cast film to obtain the porous membrane. A porous membrane suitable for use as a separator of a lithium ion battery, a separator for a lithium ion battery, a lithium ion battery, and a device are also provided.Type: ApplicationFiled: July 5, 2021Publication date: September 28, 2023Applicant: EVONIK OPERATIONS GMBHInventors: Yuan-Chang HUANG, Daniel ESKEN, Uwe KINZLINGER, Gerold SCHMIDT, Guido SCHARF, Chih-Hung LEE, Hung-Chun WU, Yu-Han LIN, Ting-Fang LIN
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Publication number: 20230304940Abstract: The invention relates to a method for inspecting a coated surface for a surface defect. The method comprises: using (102) a device (200, 300, 400, 700, 800, 900) for covering the coated surface to be inspected, the device being configured to create an enclosed space to isolate the surface coating to be inspected from ambient illumination in order to provide predefined photographic acquisition conditions within the enclosed space; acquiring (104) a photo of the coated surface being within the enclosed space; and inspecting (106) the photo for the presence of the surface defect.Type: ApplicationFiled: March 15, 2023Publication date: September 28, 2023Applicant: EVONIK OPERATIONS GMBHInventors: Philipp ISKEN, Simon HEEG, Claudia JANSEN, Claudia BRAMLAGE, Udo GOECKE, Oliver KROEHL, Stefan SILBER, Gaetano BLANDA
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Publication number: 20230302075Abstract: Compositions may be used in treating or preventing a virus infection in a subject, wherein the virus is from the Coronaviridae family and wherein the composition includes an extract of black currants and/or bilberries. The black currants may be the fruit of Ribes nigrum, and/or the bilberries may be the fruit of Vaccinium myrtillus. The extract may be of the pomaces of the black currants and/or the bilberries.Type: ApplicationFiled: June 18, 2021Publication date: September 28, 2023Applicant: Evonik Operations GmbHInventors: Jean-Luc HERBEAUX, Norbert WINDHAB, Christoph BRÜCHER, Anne BENEDIKT, Maria STEINKE, Jochen BODEM
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Publication number: 20230302676Abstract: A process can be used for producing foam panels, for the production of foam films, composed of a polymer having a glass transition temperature Tg of at least 100° C. An average cell diameter of the foam panels measured according to the standard ASTM D 3576 is between 20 ?m and 250 ?m, and less than 20 cells having a diameter >260 ?m are present per m2. The elongation at break of the foam is 4%-13% measured according to ASTM D 638.Type: ApplicationFiled: October 12, 2021Publication date: September 28, 2023Applicant: Evonik Operations GmbHInventors: Felix Goldmann, Thomas Richter, Matthias Alexander Roth, Florian Becker, Jorge Manuel Pinto
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Publication number: 20230301896Abstract: A water based composition contains a sugar based delivery system, coemulsifiers, a positively charged molecule, oil, optional auxiliary materials, and optional lipophilic active ingredients. The composition is encapsulated to be used in personal care products including cosmetics. The composition is penetrating into the skin and is, depending on the active included, able to stabilize the substance and reduce its irritation potential.Type: ApplicationFiled: May 9, 2023Publication date: September 28, 2023Applicant: Evonik Operations GmbHInventors: Christian Munk, Michael Manfred Sacher, Monika Beyer
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Publication number: 20230295078Abstract: A modified method for preparing guanidino acetic acid (GAA) involves reacting cyanamide with an excess molar amount of glycine in an aqueous reaction mixture, in the presence of a base. The method avoids high molar amounts of base or acid for pH control, and maintains the reaction selectivity and product yields.Type: ApplicationFiled: August 18, 2021Publication date: September 21, 2023Applicant: Evonik Operations GmbHInventors: Timo Stahl, Axel Ronneburg, Philipp Roth
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Publication number: 20230295495Abstract: A process can be used for the preparation of an up-conversion phosphor of the general formula (I): A1-x-y-zB*yB2SiO4:Ln1x,Ln2z, ??(I). The process involves preparing a mixture, introducing the mixture into a reaction chamber of a thermal apparatus, heating the mixture until a thermal treatment temperature is reached with a heating ramp, thermally treating the heated mixture for a holding time of at least 0.02 h, cooling the thermally treated material to room temperature while maintaining a cooling ramp, and obtaining a silicate-based lanthanoid ion-doped phosphor according to formula (I).Type: ApplicationFiled: March 15, 2023Publication date: September 21, 2023Applicant: Evonik Operations GmbHInventors: Simone SCHULTE, Michael Huth, Stefan Fischer, Christina Janke, Juri Tschernjaew
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Publication number: 20230295496Abstract: A process can be used for the preparation of an up-conversion phosphor of the general formula (I) The process involves providing i) at least one lanthanoid salt, ii) a silicate or a silicon dioxide, iii) at least one alkaline earth metal salt and at least one alkali metal salt, and iv) at least one flux. The process then involves either mixing components i), ii), iii) and iv) by grinding to obtain a mixture; or mixing components i), ii), iii) and iv) in an organic polar or nonpolar solvent that is not a protic solvent by grinding to obtain a mixture, and precalcining the mixture. The process further involves calcining the mixture, and obtaining a silicate-based up-conversion phosphor of the general formula (I), preferably after cooling the material. At least 3.5% by weight of flux is used, based on the total amount of the reactants.Type: ApplicationFiled: March 16, 2023Publication date: September 21, 2023Applicant: Evonik Operations GmbHInventors: Simone Schulte, Michael Huth, Stefan Fischer, Christina Janke, Juri Tschernjaew
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Publication number: 20230278951Abstract: A process for preparing 3-methylthiopropionaldehyde, by a) providing a liquid stream with methyl mercaptan and/or the hemi thioacetal formed from 3-methylthiopropionaldehyde and methyl mercaptan; b) providing an acrolein with a vapor stream, where the major part of the vapor stream is acrolein, and the pressure of the vapor stream is lower than atmospheric pressure; c) introducing the liquid stream with methyl mercaptan and/or the hemi thioacetal formed from 3-methylthiopropionaldehyde and methyl mercaptan of a) and the acrolein with a vapor stream of b) into a reaction unit with a vapor-liquid mixing device, and d) reacting acrolein with methyl mercaptan and/or the hemi thioacetal formed from 3-methylthiopropionaldehyde and methyl mercaptan in the reaction unit of c) to give a 3-metyhlthiopropionaldehyde product mixture.Type: ApplicationFiled: July 6, 2021Publication date: September 7, 2023Applicant: Evonik Operations GmbHInventors: Stephan RAUTENBERG (Deceased), Thorsten MERKER, Michael EICKER, Bruno KRUDEWIG, Haohao ZHU, Chiu Kee CHEUNG
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Publication number: 20230279180Abstract: Polyether ether ketone copolymers can have the following formula (I), Therein, Ar1 contains 75 to 98 mol %, preferably 78 to 97 mol %, of 1,4-phenylene groups and 2 to 25 mol %, preferably 3 to 22 mol %, of X,Y-naphthylene groups. In the X,Y-naphthylene groups, X?Y, X and Y independently of one another are an integer value of 1 to 10, and 2,7-naphthylene groups are excluded. The mol % values relate to the amount of substance of Ar1, wherein all Ar1 groups sum to 100 mol %. The constituent Ar2 contains 2,2?-bisphenylmethanone groups, 2,4?-bisphenylmethanone groups, 3,3?-bisphenylmethanone group, 4,4?-bisphenylmethanone groups, or mixtures thereof, preferably 4,4?-bisphenylmethanone groups. The index n is 10 to 10000. The copolymers have a reduced melting point and are suitable for producing three-dimensional objects in powder bed fusion processes.Type: ApplicationFiled: July 13, 2021Publication date: September 7, 2023Applicant: Evonik Operations GmbHInventors: Adam Mondrzyk, Marco Gensheimer, Wolfgang Diekmann
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Publication number: 20230271130Abstract: A facility and a process with four membrane separation units, where the second separation unit separates the retentate of the first unit, the third separation unit separates the permeate of the first unit, the fourth separation unit separates the retentate of the third unit, the permeate of the second unit and the retentate of the fourth unit are recycled to the feed to the first unit, the permeate of the fourth unit is passed to a methane oxidation unit and the permeate of the third unit is discharged to the atmosphere allows separating methane and carbon dioxide from a gas stream, providing a methane rich stream with the retentate of the second unit at a high methane yield and adhering to low limits for methane discharge to the atmosphere with a small size methane oxidation unit.Type: ApplicationFiled: July 1, 2021Publication date: August 31, 2023Applicant: EVONIK OPERATIONS GMBHInventors: Markus PRISKE, Hanns KUHLMANN, Georg Friedrich THIELE
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Publication number: 20230271904Abstract: The present invention relates to a process for producing alcohols by hydrogenation of C9 aldehydes. The process according to the invention is performed in two consecutive hydrogenation stages, wherein the first hydrogenation stage employs an activated metal catalyst based on a nickel metal foam and the second stage employs a supported catalyst containing a catalytically active component from the group consisting of nickel, copper, chromium and mixtures thereof.Type: ApplicationFiled: February 24, 2023Publication date: August 31, 2023Applicant: Evonik Operations GmbHInventors: Robert FRANKE, Meike ROOS, Horst-Werner ZANTHOFF, Julia BAUER, Christoph WEBER, Andrea HEINROTH, Jan Benedikt METTERNICH
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Publication number: 20230270137Abstract: A coated composition for feeding a ruminant may include: (A) a core of a biologically active ingredient selected from (A-i) amino acids, N-acylamino acids, N-guanylamino acids, and/or salts thereof and/or 2-hydroxy-4-(methyl)butyric acid calcium salt; (A-ii) proteins; (A-iii) peptides; (A-iv) carbohydrates; (A-v) vitamins, vitamin A (acetate or palmitate), B, D2, D3, E, thiamine (HCl), riboflavin, nicotinic acid (amide), calcium pantothenate, choline pantothenate, pyridoxine hydrochloride, choline chloride, cyano-cobalamin, biotin, folic acid, and p-aminobenzoic acid; (A-vi) probiotic microorganisms; (A-vii) prebiotic foods; (A-viii) choline and salts thereof; (A-ix) polyunsaturated fatty acids, and salts thereof; and x) any combination of (A-i) to (A-ix); and (B) a coating, encapsulating the core, constituting 1 to 15% of total coated composition weight and including 85 to 95% wt./wt. of a film-forming agent, which is triethyl citrate, and 5 to 15% wt./wt.Type: ApplicationFiled: November 3, 2021Publication date: August 31, 2023Applicant: Evonik Operations GmbHInventors: Georg BORCHERS, Thomas GOTTSTEIN, Winfried HEIMBECK, Martin KOERFER (Deceased), Barry JACKSON, Claudia PARYS, Christian RABE
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Publication number: 20230272190Abstract: A thermoplastic component may include a matrix component (A) and a filler component (B). The matrix component (A) may include a polyetheretherketone and the filler component (B) may include inorganic particles and carbon-containing particles. The overall composition may include equal or different portions, as filler component (B), of hydrophobic silicon dioxide, carbon fibres, titanium dioxide particles, graphite particles, and a particulate lubricant selected from divalent metallic sulfides and alkaline earth metal sulfates.Type: ApplicationFiled: July 9, 2021Publication date: August 31, 2023Applicant: Evonik Operations GmbHInventors: Karl KUHMANN, Reinhard LINEMANN, Joscha SANDHUSEN, Frank LORENZ, Vera SCHIEMANN, Alois K. SCHLARB, Lena JOSCH, Michael BUSSE, Leyu LIN
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Publication number: 20230271903Abstract: The present invention relates to a process for producing alcohols by hydrogenation of C4 to C20 aldehydes. The process according to the invention is performed in two consecutive hydrogenation stages, wherein the first hydrogenation stage employs an activated metal catalyst based on a nickel metal foam and the second stage employs a supported catalyst containing a catalytically active component from the group consisting of nickel, copper, chromium and mixtures thereof.Type: ApplicationFiled: February 24, 2023Publication date: August 31, 2023Applicant: Evonik Operations GmbHInventors: Robert FRANKE, Meike ROOS, Horst-Werner ZANTHOFF, Julia BAUER, Christoph WEBER, Andrea HEINROTH, Jan Benedikt METTERNICH
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Publication number: 20230271902Abstract: The present invention relates to a process for producing alcohols by hydrogenation of C13 aldehydes. The process according to the invention is performed in two consecutive hydrogenation stages, wherein the first hydrogenation stage employs an activated metal catalyst based on a nickel metal foam and the second stage employs a supported catalyst containing a catalytically active component from the group consisting of nickel, copper, chromium and mixtures thereof.Type: ApplicationFiled: February 23, 2023Publication date: August 31, 2023Applicant: Evonik Operations GmbHInventors: Robert FRANKE, Meike ROOS, Horst-Werner ZANTHOFF, Julia BAUER, Christoph WEBER, Andrea HEINROTH, Jan Benedikt METTERNICH
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Publication number: 20230265359Abstract: A composition contains at least one lipase selected from SEQ ID NO: 1 and its respective at least 60%, preferably at least 80%, more preferably at least 90%, especially preferably at least 95%, 98%, or 99%, homologues at the amino acid level; at least one biosurfactant; and optionally, at least one non-bio surfactant. The composition can be used to to remove fat and/or oil-containing stains from a surface.Type: ApplicationFiled: February 23, 2023Publication date: August 24, 2023Applicant: Evonik Operations GmbHInventors: Alexandra Trambitas, Hitesh Vashisht, Jochen Kleinen, Stefan Julian Liebig, Walter Pfefferle, Harald Schmidt
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Publication number: 20230265113Abstract: A process for preparing polysulfane silanes of formula (I): (R1)3-mR2mSi—R3—Sx—R3—SiR2m(OR1)3-m??(I), may include reacting at least one halosilane of formula (II): (R1)3-mR2mSi—R3-Hal??(II), with M(SH)y and/or MzS and sulfur, in the presence of a phase transfer catalyst, a base and an aqueous phase, wherein the phase transfer catalyst is an alkylguanidinium catalyst of the formula (III): and at least two groups of R4, R5, R6, R7, and R8 are —(CH2)2CH3, —CH2CH3, or —CH3.Type: ApplicationFiled: August 19, 2021Publication date: August 24, 2023Applicant: Evonik Operations GmbHInventors: Julia HERMEKE, Katharina Marie PAULUS, Sebastian ROSENSTINGL, Helmut DROEGE, Philipp ALBERT, Alexander KOEPFER, Gert SMANS, Kai Dieter BOLDT, Elisabeth BAUER, Stefanie MAYER, Horst MERTSCH, Nicolas MARION
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Publication number: 20230264961Abstract: A process can be used for the functionalization of graphene material by mixing graphene material with at least one silane. The functionalized graphene material is useful, for example, in thermoplastics.Type: ApplicationFiled: June 15, 2021Publication date: August 24, 2023Applicant: Evonik Operations GmbHInventors: Valeri Leich, Jonas Hönig, Julian Teichmann, Silvia Blank-Shim, Stefan Schumann, Verena Breuers, Patrik Stenner
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Publication number: 20230264964Abstract: Modified silicas, having the following physicochemical parameters: a CTABmod of <200 m2/g, a BETMP of 50-500 m2/g, a CTABmod-BETMP of <0 m2/g, a carbon content of >0.5% by weight, a modemod from CPS particle size determination of >50 nm, a d75mod from CPS particle size determination of 20-150 nm, a Rmin from Hg pore size determination, pressurized of <10 nm, and a sulfur content of ?1.50% by weight.Type: ApplicationFiled: July 5, 2021Publication date: August 24, 2023Applicant: Evonik Operations GmbHInventors: Herbert THOMA, Dominik MASCHKE, Rainer LAMANN, Roland KRAFCZYK, Andre WEHMEIER, Caren ROEBEN, Olga KUFELT, Anke BLUME