Patents Assigned to Evonik Operation GmbH
-
Patent number: 12264220Abstract: The present invention relates to a process for producing high-purity hydrosilylation products, and also to the products that may be produced by this process and to the use thereof as surfactants.Type: GrantFiled: January 6, 2021Date of Patent: April 1, 2025Assignee: Evonik Operations GmbHInventors: Matthias Lobert, Thomas Reibold
-
Patent number: 12258600Abstract: C. glutamicum strains express modified gluconate repressor proteins GntR1 and GntR2. The C. glutamicum strains have an increased ability to produce L-lysine compared with an ability of a wildtype strain. The gluconate repressor protein GntR1 includes an amino acid sequence of SEQ ID NO: 9, where the amino acid Arg in position 102 is replaced by the amino acid Glu. The gluconate repressor protein GntR2 includes SEQ ID NO: 10, and its activity is attenuated compared to the activity of the GntR2 repressor protein of the wild-type strain. A method is developed for the fermentative production of L-lysine using such C. glutamicum strains.Type: GrantFiled: September 9, 2022Date of Patent: March 25, 2025Assignee: Evonik Operations GmbHInventors: Silke Jerrentrup, Brigitte Bathe, Kornelia Voß, Frank Jankowitsch
-
Publication number: 20250090603Abstract: Bacillaene producing bacteria and compositions containing bacillaene producing bacteria can be used as probiotic feed ingredients. Bacillaene or derivatives thereof can be used for treating bacterial diseases.Type: ApplicationFiled: October 16, 2024Publication date: March 20, 2025Applicant: Evonik Operations GmbHInventors: Lorena Stannek-Göbel, Stefan Pelzer, Thomas Berngruber, Claudia Borgmeier, Stella Molck
-
Patent number: 12252606Abstract: The present invention is directed to continuous fiber-reinforced composites having a matrix of modified PVDF. The composite may be a semifinished product or a product or finished part manufactured therefrom. A product according to the invention is pelletized long-fiber material, while a finished part according to the invention is especially a thermoplastic composite pipe.Type: GrantFiled: September 19, 2019Date of Patent: March 18, 2025Assignee: Evonik Operations GmbHInventors: Jürgen Franosch, Andreas Szentivanyi, Hans Ries, Horst Beyer
-
Patent number: 12252661Abstract: A method for the preparation of homo- and copolymers of alkyl (meth)acrylates having a low residual monomer content involves preparing a reaction mixture containing monomers, charging the reaction mixture, heating the reaction mixture, adding an additional monomer after initial monomer conversion, and optional further processing of the reaction mixture. The homo- and copolymers of alkyl (meth)acrylates obtained by this method as useful in lubricant applications.Type: GrantFiled: December 17, 2021Date of Patent: March 18, 2025Assignee: Evonik Operations GmbHInventors: Frank-Olaf Mähling, Maria Stimeier, Thomas Schimmel, Stefan Karl Maier, Sofia Sirak
-
Patent number: 12252588Abstract: A process for preparing polyether-siloxane block copolymers by hydrosilylation of alpha,omega-modified hydrosiloxanes with alpha,omega-modified di(meth)allyl polyethers in the presence of a hydrosilylation catalyst, wherein the reaction is performed in a solvent mixture comprising aromatic solvents, polyethers and alkoxylated alcohol, is described.Type: GrantFiled: November 10, 2021Date of Patent: March 18, 2025Assignee: Evonik Operations GmbHInventors: Michael Ferenz, Michael Klostermann, Kai-Oliver Feldmann, Petra Schnell, Michelle Eckhoff
-
Patent number: 12247097Abstract: Epoxy curing agents are disclosed having an epoxy curing agent comprising at least one room temperature ionic liquid salt, the room temperature ionic liquid salt being a reaction product of (a) at least one polyalkylene polyamine compound represented by formula (I): wherein x, y, and z are integers of 2 and 3, m and n and integers of 1-3; and (b) an organic acid having pKa (the negative of the logarithm of the acid dissociation constant) less than 6. The liquid salt is a stable liquid at a temperature greater than 15° C. Curable epoxy-based compositions including the curing agent and articles formed by the curable epoxy-based compositions are also disclosed.Type: GrantFiled: July 18, 2022Date of Patent: March 11, 2025Assignee: Evonik Operations GmbHInventors: Jian Li, Lei Wang
-
Publication number: 20250079466Abstract: A composition is provided as a coating layer of an electrode of a secondary battery, especially a lithium battery. The composition includes an organic binder and a metal compound selected from the group consisting of a surface modified magnesium oxide, surface modified lithium doped magnesium oxide, surface modified magnesium phosphate and mixtures thereof.Type: ApplicationFiled: September 3, 2024Publication date: March 6, 2025Applicant: Evonik Operations GmbHInventors: Ryo Takata, Daniel Dehe, Daniel Esken, Franz Schmidt, Carlos Alarcon, Chia-Chen Fang, Nae-Lih Wu
-
Publication number: 20250073149Abstract: Compositions containing at least one biosurfactant and at least one sulfonic or sulfinic acid derivative can be used in formulationsType: ApplicationFiled: April 28, 2022Publication date: March 6, 2025Applicant: Evonik Operations GmbHInventors: Jakob Müller, Stefan Julian Liebig, Christoph Tölle, Hans Henning Wenk
-
Publication number: 20250079512Abstract: A material composition to prepare a polymer electrolyte precursor composition capable to form a solid polymer electrolyte, which has: A) a comb-branched polymer with pendant functional groups; B)surface-modified silica particles; and C) a polymerizable solvent or a crosslinker; wherein the silica particles are capable to be dispersed in the polymerizable solvent or a non-polymerizable volatile organic solvent and form a colloidal silica dispersion can be made. The material composition can be used in preparation of a solid polymer electrolyte in a lithium ion battery to improve performance, a polymer electrolyte precursor composition, a preparation method of a solid polymer electrolyte, a method to prepare a lithium ion battery, a solid polymer electrolyte, an electrochemical device and a device.Type: ApplicationFiled: May 25, 2021Publication date: March 6, 2025Applicant: Evonik Operations GmbHInventors: Feifei Wang, Xiaochuan Xu, Jing Feng, Xiaowei Tian, Minghui Chen, Huiming Xiong, Wei Wei, Donglei You
-
Publication number: 20250070242Abstract: A monomer composition is made, particularly to prepare a polymer electrolyte precursor composition capable of forming a solid polymer electrolyte. The monomer composition includes A) an alkylene oxide-based monomer and B) a siloxane monomer. A copolymer electrolyte precursor composition is made for preparation of a solid polymer electrolyte. A polymerization method prepares solid copolymer electrolyte. A copolymer, a solid copolymer electrolyte, and a solid-state lithium secondary battery are made. A method to prepare a solid-state lithium secondary battery is developed, and another method improves electrolyte mechanical property, ionic conductivity, and/or cycling performance in a lithium secondary battery by preparing a solid polymer electrolyte the monomer. An electrochemical device and a device are also provided.Type: ApplicationFiled: July 13, 2022Publication date: February 27, 2025Applicant: Evonik Operations GmbHInventors: Xiaochuan XU, Jing Feng, Christos Sarigiannidis, Jan Blankenburg, Xiayin Yao, Minghui Chen, Xiaowei Tian, Bo Gao, Lin Shen, Zhiyan Wang, Jia Wang
-
Publication number: 20250064706Abstract: Photostabilized compositions may include a water-soluble tyrosine-containing compound with a molecular weight of below 1 kDa and at least one photosensitive component. A method for stabilizing one or more photosensitive components may include the addition of a tyrosine-containing dipeptide with the one or more photosensitive components. The water-soluble tyrosine-comprising compound may be present at a concentration of at least 0.5 mM. The composition may be a culture medium.Type: ApplicationFiled: December 7, 2022Publication date: February 27, 2025Applicant: Evonik Operations GmbHInventors: Stephan BRINKMANN, Martin SCHILLING, Anne BENEDIKT, Christina JOST, Tamara HEINZE
-
Publication number: 20250066535Abstract: Provided is a waterborne epoxy curing agent comprising a reaction product of a) at least one amine having at least one moiety in the formula of -QNH—, wherein Q is a divalent hydrocarbon group, and wherein the amine has at least one tertiary amino group and at least one primary amino group per molecule; and b) at least one polyether polyol modified epoxide having one or more epoxide groups. Also provided is preparation methods thereof.Type: ApplicationFiled: November 7, 2024Publication date: February 27, 2025Applicant: EVONIK OPERATIONS GMBHInventor: Keiji Wakita
-
Patent number: 12234354Abstract: Polyalkyl(meth)acrylate based polymers which include straight chained C18-24 alkyl(meth)acrylates and have an average carbon number of 7.0 to 7.5 and a weight-average molecular weight of 300,000 g/mol or greater are a useful component for a lubricant composition. Furthermore, lubricant compositions containing such polymers show improved high temperature-high shear performance, especially in engine oil (EO) compositions.Type: GrantFiled: March 10, 2020Date of Patent: February 25, 2025Assignee: Evonik Operations GmbHInventors: Tsuyoshi Yuki, Tomohiro Matsuda, Boris Eisenberg
-
Patent number: 12233582Abstract: (Rigid) foams can be produced by heating a blowing agent containing polymers through the combination of thermal energy with irradiation by microwaves.Type: GrantFiled: December 19, 2019Date of Patent: February 25, 2025Assignee: Evonik Operations GmbHInventors: Thomas Richter, Christoph Seipel, Christian Traßl, Andreas Liebe, Florian Becker, Vincent Ma Junyong
-
Publication number: 20250059054Abstract: The present disclosure relates to precipitated silicas characterized by a primary particle size mean of greater than 80 nm, a BET surface area of 10-40 m2/g, a total mercury intruded volume of 0.75-2.00 cc/g and an oil absorption of 60-120 cc/100 g. The inventive silica is produced by a process comprises (a) continuously feeding an acid and an alkali metal silicate or alkaline earth metal into a liquid medium at a silicate addition rate V1 and a temperature 70-96° C. with stirring to form the silica particles, (b) stopping the feed of alkali metal silicate or alkaline earth metal silicate and acid and then increasing the temperature to 90 to 100° C. with stirring, (c) adding an alkali metal silicate or alkaline earth metal silicate and an acid with stirring, wherein the silicate addition rate is 1 to 40% of the silicate addition rate V1 and the pH value of 9.0 to 10.Type: ApplicationFiled: December 8, 2022Publication date: February 20, 2025Applicant: EVONIK OPERATIONS GMBHInventors: Karl W. GALLIS, Fitzgerald A. SINCLAIR, Terry W. NASSIVERA, Michael S. DARSILLO, Eric G. LUNDQUIST
-
Patent number: 12226531Abstract: The present invention relates to a composition for feeding a ruminant comprising i) a non-protein nitrogen compound, and ii) a coating surrounding the non-protein nitrogen compound, wherein said coating comprises one or more layers of a mixture of a saturated fat and a fatty acid, and said coating comprises from 60 wt.-%+/?10% to 85 wt.-%+/?10% of the saturated fat, e.g. hydrogenated fat, and from 15 wt.-%+/?10% to 40 wt.-%+/?10% of the fatty acid, each based on the total weight of the coating; a process for the preparation of said composition and its uses, e.g., for improving nitrogen utilization in a ruminant.Type: GrantFiled: September 27, 2018Date of Patent: February 18, 2025Assignee: Evonik Operations GmbHInventors: Thomas Haeussner, Frank Fischer, Georg Borchers, Ulrike Kottke, Christoph Kobler, Cornelia Borgmann, Karsten Portner
-
Patent number: 12221511Abstract: The present disclosure relates to a curing composition comprising: a) a condensation product of at least one carboxylic acid having 20-60 carbon atoms and at least two carboxyl groups and/or at least one ester derived from a carboxylic acid having 20-60 carbon atoms and at least two carboxyl groups; and at least one polyoxyalkyleneamine, wherein the polyoxyalkyleneamine includes: I) at least two oxyalkylene moieties; and II) at least two primary amino groups; and b) at least one amine having at least one amino group. Also provided are an adhesive composition comprising the curing composition, usage of the adhesive, a turbine blade for wind energy comprising the adhesive composition, and a method for manufacturing the curing composition.Type: GrantFiled: May 16, 2019Date of Patent: February 11, 2025Assignee: Evonik Operations GmbHInventors: Liyin Zhou, Qiubai Peng
-
Patent number: 12221531Abstract: The present invention relates to a blend containing at least two different polyolefins which is characterized in that it contains as a further constituent an amorphous poly-alpha-olefin which is based on the monomers ethene, propene and 1-butene and has a viscosity at 190° C. of 200 mPa*s to 200,000 mPa*s, wherein it contains polyethylene and polypropylene as at least two different polyolefins and wherein the polyethylene has a melt flow index [MFI 2.16 kg@190° C.] determined according to the method ISO 1133 reported in the description of less than 10 g/10 min, preferably of 0.01 to 2 g/10 min, and the polypropylene has a melt flow index [MFI 2.16 kg@230° C.] determined according to the method reported in the description of less than 50 g/10 min, preferably of 0.01 to 25 g/10 min, to a process for producing such blends and to the use thereof.Type: GrantFiled: October 13, 2020Date of Patent: February 11, 2025Assignee: Evonik Operations GmbHInventors: Sebastian Babik, Steffen Cepa, Sebastian Heßner, Stefan Kirschbaum
-
Publication number: 20250043348Abstract: An in vitro method for predicting the biological age of a subject includes: (a) bisulfite treatment of genomic DNA extracted from a biological sample obtained from the subject; (b) amplifying the bisulfite treated genomic DNA from step (a) with specific primers that target at least two Low Methylated Region (LMR) in the genomic DNA from (a) to obtain at least one PCR product; (c) measuring the methylation level of CpG sites in the PCR product of step (b); and (d) determining the biological age of the subject with a statistical prediction algorithm, wherein the statistical prediction algorithm is applied to the measured methylation level to determine the epigenetic age of the subject; wherein the subject is from the Galliformes family; and wherein at least three LMRs are amplified in step (b); and with a proviso that the CpG sites associated with single nucleotide polymorphisms are not considered.Type: ApplicationFiled: February 1, 2023Publication date: February 6, 2025Applicant: Evonik Operations GmbHInventors: Suki ROY, Sanjanaa NAGARAJAN, Frank LYKO, Florian BÖHL, Günter RADDATZ, Sina LYKO-TÖNGES, Jennifer BOURLAND, Walter PFEFFERLE, Rose WHELAN