Patents Examined by Yaté K Cutliff
-
Patent number: 11964991Abstract: In a ruthenium complex compound according to the present invention, an NHC ligand has an excellent electron-donating ability to stabilize methylidene species due to the steric interaction between substituents having relatively different sizes. The ruthenium complex compound can improve selectivity when used as a catalyst due to having an asymmetric structure, and the activity of the ruthenium complex compound can be improved by adjusting substituents and additives. Accordingly, the ruthenium complex compound can be used as a catalyst in cross metathesis reactions including ethenolysis to produce desired compounds such as linear ?-olefins at high yield, even under relatively mild conditions.Type: GrantFiled: January 17, 2020Date of Patent: April 23, 2024Assignee: GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Sukwon Hong, Seunghwan Byun
-
Patent number: 11964939Abstract: An object of the present invention is to provide a novel compound that provides a curing agent that is less likely to volatilize during curing reaction and is excellent in various properties such as heat resistance. As a solution, an aromatic tetracarboxylic acid compound represented by formula (I) below is provided. (In the formula, each R independently represents an alkyl group having 1 to 4 carbon atoms or an alkoxy group having 1 to 4 carbon atoms, and each n independently represents 0 or an integer of 1 to 4.Type: GrantFiled: October 7, 2019Date of Patent: April 23, 2024Assignee: HONSHU CHEMICAL INDUSTRY CO., LTD.Inventors: Rie Fujioka, Masahiko Saibara
-
Patent number: 11959044Abstract: Edible organic compounds which can serve as food or feed, or as components of food or feed, are synthesized from oxidized carbon and water, through the input of energy, and using well-known and validated synthesis pathways, leading to free fatty acids and optionally esterified to triglycerides. The source of carbon is preferably CO2 from the atmosphere, or more preferably point sources of CO2 from industry and/or energy production.Type: GrantFiled: August 14, 2019Date of Patent: April 16, 2024Assignee: Green-On ABInventors: Anders Lorén, Marcus Vestergren
-
Patent number: 11958802Abstract: A photopolymerization sensitizer may not cause problems of dusting or coloring of a cured product due to bleeding of additives such as the photopolymerization sensitizer on the surface, e.g., by blooming at the time of photo-curing or during storage of the cured product, and which provides a practically sufficient photo-curing rate. A 9,10-bis(alkoxycarbonylalkyleneoxy)anthracene compound having ester groups, of formula (I): wherein A is a C1-20 alkylene group, optionally branched by an alkyl group, R is a C1-20 alkyl group, optionally branched by the alkyl group, the C1-20 alkyl group optionally being a cycloalkyl group or a cycloalkylalkyl group, and X and Y are independently a hydrogen, a C1-8 alkyl group, or a halogen.Type: GrantFiled: March 29, 2019Date of Patent: April 16, 2024Assignee: Kawasaki Kasei Chemicals Ltd.Inventors: Akihiko Yamada, Hidehiko Tanaka, Shigeaki Numata
-
Patent number: 11952329Abstract: A product 1,3-butylene glycol, wherein, in an HPLC analysis under specific conditions after specific sample preparation, when a relative retention time of 2,4-dinitrophenylhydrazine is regarded as 1.0, a sum area value of absorbance peaks that appear within a relative retention time range of 4.4 to 12.0 is 1000 or less, and wherein a dinitrophenylhydrazine derivative of a carbonyl compound having 4 to 6 carbon atoms is contained as a component that corresponds to the peaks that appear within the relative retention time range of 4.4 to 12.0.Type: GrantFiled: June 2, 2022Date of Patent: April 9, 2024Assignee: KH NEOCHEM CO., LTD.Inventors: Hirotaka Tanaka, Takashi Hakumura, Jun Kanada
-
Patent number: 11952335Abstract: Described herein are valuable new chemical intermediates for producing perfuming ingredients, and a process for producing compound of formula (I).Type: GrantFiled: December 8, 2020Date of Patent: April 9, 2024Assignee: FIRMENICH SAInventors: Jean-François Basset, Philippe Dupau, Iris Magpantay, Murielle Haldimann Sanchez
-
Patent number: 11945767Abstract: Process for preparing metal alkoxides by means of transalcoholization, wherein a lower metal alkoxide is fed via a side feed into a reactive distillation column comprising a rectifying section situated above the feed and a stripping section situated below the feed; a higher alcohol is fed into the stripping section, the bottom and/or a bottoms circuit of the column; a solution of a higher metal alkoxide in the higher alcohol is taken off at the bottom of the column and/or from the bottoms circuit; and a vapor comprising lower alcohol is taken off at the top of the column, the vapor is at least partially condensed and a substream of the condensate is recycled to the top of the column as reflux. The process enables the preparation of metal alkoxides with a reduced energy requirement.Type: GrantFiled: December 16, 2020Date of Patent: April 2, 2024Assignee: BASF SEInventors: Wolf-Steffen Weissker, Nuria Huguet Subiela
-
Patent number: 11945773Abstract: An object of the present invention is to provide a method for producing a propionic acid derivative with high productivity. The object can be achieved by a method for producing a compound represented by formula (1): wherein R1 is a halogen atom or the like, R2 and R3 are each independently a hydrogen atom, a halogen atom, or an organic group, X is an oxygen atom or a sulfur atom, R4 and R5 are each independently a hydrogen atom, a halogen atom, or a hydrocarbon group optionally having one or more substituents, R6 is a hydrocarbon group optionally having one or more substituents; the method comprising step A of reacting a compound represented by formula (2): with a compound represented by formula (3): M(R1)n, wherein M is a cation, n is an integer corresponding to the valence of M, and a compound represented by formula (4): R6—X—H; and step B of separating, by filtration, the compound represented by formula (5): MFn from the mixture obtained by the above reaction.Type: GrantFiled: March 18, 2022Date of Patent: April 2, 2024Assignee: DAIKIN INDUSTRIES, LTD.Inventors: Atsushi Shirai, Asako Yoshiyama, Makoto Matsuura, Yoshichika Kuroki
-
Patent number: 11945774Abstract: The present disclosure provides a bimetallic coordination metal-organic framework material, a preparing method thereof, and an application thereof. In the bimetallic coordination metal-organic framework material, carboxyl groups and soft groups of ligands are coordinated with coordination metal ions to assemble a structure having space and functions divided into covalent charge carrier layers and charge storage ion layers. Further, through the conjugation effect, the bimetallic coordination metal-organic framework material has unique electromagnetic properties, good electrical conductivity, and magnetic coupling performance. Thus, the bimetallic coordination metal-organic framework material is used as superconducting materials, conductive materials, semiconductor materials, or electromagnetic materials.Type: GrantFiled: February 14, 2023Date of Patent: April 2, 2024Assignees: GUANGDONG UNIVERSITY OF TECHNOLOGY, CITY UNIVERSITY OF HONG KONGInventors: Jun He, Jieying Hu, Liangming Tang, Zhiqing Liu, Xinhe Ye, Gengyuan Zhang, Zhengtao Xu
-
Patent number: 11946016Abstract: The invention is directed to a process for the extraction of one or more oil-soluble components from plant material, to an oil comprising one or more oil-soluble components from plant material, preferably obtainable by the process of the invention, a physiologically acceptable product comprising the oil, and to the use of plant material. The process of the invention comprises: a) providing oil and plant material; b) heating the oil to a temperature of 10-80° C., preferably 50-80° C.; c) contacting the oil with the plant material while the oil and plant material are in motion relative to each other, thereby extracting one or more oil-soluble components from said plant material; d) replacing plant material with new plant material during the extraction process; and e) collecting said oil when the concentration of the one or more oil-soluble components has reached a desired level.Type: GrantFiled: June 14, 2019Date of Patent: April 2, 2024Assignee: BioSoma B.V.Inventor: Floris Jan Robert Koumans
-
Patent number: 11939286Abstract: The present disclosure relates to a method for producing vinyl acetate, comprising a vinyl acetate synthesis process, a vinyl acetate refining process and a separation process of vinyl acetate and ethyl acetate, including an acetic acid evaporator, an oxygen mixer, a vinyl acetate synthesis reactor, a first gas separating tower, a second gas separating tower, a recovered gas compressor, a water washing tower, an absorption tower and a desorption tower, a recycling gas compressor; the vinyl acetate refining process comprising an acetic acid tower, a crude VAC tower, and a fine VAC tower, a rectifying tower, an ethyl acetate tower, a water phase receiving tank, an extracting and rectifying tower and an ethyl acetate phase separator.Type: GrantFiled: September 23, 2021Date of Patent: March 26, 2024Assignee: TIANJIN UNIVERSITYInventors: Minhua Zhang, Zhongfeng Geng, He Dong, Hao Gong, Yingzhe Yu, Shenghua Qian, Xiuqin Dong
-
Patent number: 11926589Abstract: This invention relates to a process for the synthesis of a non-racemic cyclohexene compound of formula (I) by a Diels-Alder reaction of a compound of formula (II) with a compound of formula (III) wherein R1, R2, R3, R4, R5, R6, R7, R8, R9 and Y have the meanings as defined in the description in the presence of a catalyst comprising at least one m-valent metal cation Mm+ wherein the metal M is selected from Scandium (Sc), Yttrium (Y), Lanthanum (La), Cerium (Ce), Praseodymium (Pr), Neodymium (Nd), Promethium (Pm), Samarium (Sm), Europium (Eu), Gadolinium 15 (Gd), Terbium (Tb), Dysprosium (Dy), Holmium (Ho), Erbium (Er), Thulium (Tm), Ytterbium (Yb), Lutetium (Lu), Gallium (Ga) and Indium (In), and m is an integer of 1, 2 or 3, and a chiral ligand of the formula (IV) wherein R10a, R10b, R10c, R10d, R10a?, R10b?, R10c?, R10d?, Z and Z? have the meanings as defined in the description.Type: GrantFiled: July 6, 2020Date of Patent: March 12, 2024Assignees: BASF CORPORATION, CALIFORNIA INSTITUTE OF TECHNOLOGYInventors: Sarah Reisman, Michael Rombola, Carolyn L. Ladd, Martin John McLaughlin, Stephan Zuend, Roland Goetz
-
Patent number: 11926585Abstract: A process for the production of aluminum salts of a fatty acid, comprising the following steps: a) mixing a fatty acid and an aqueous solution of a strong base to prepare an aqueous base/fatty acid mixture, b) mixing said aqueous base/fatty acid mixture with an aluminum source to prepare an aqueous base/fatty acid/aluminum mixture, c) mixing said aqueous base/fatty acid/aluminum mixture with an acid, and d) separating the produced aluminum salts of the fatty acid.Type: GrantFiled: February 17, 2022Date of Patent: March 12, 2024Assignee: Peter Greven GmbH & Co., KGInventors: Hermann Josef Stolz, Wilhelm Huber, Gabriel Kehren
-
Patent number: 11919846Abstract: Methacrolein is prepared in a continuous process by a Mannich condensation reaction of formaldehyde with propanal. A methacrolein polymerization inhibitor is introduced during the production process and a part thereof is recycled back into the reactor where the Mannich condensation reaction is carried out.Type: GrantFiled: August 1, 2019Date of Patent: March 5, 2024Assignee: Röhm GmbHInventors: Alexander Lygin, Steffen Krill, Matthias Grömping, Torsten Balduf, Rudolf Burghardt
-
Patent number: 11919849Abstract: The present disclosure pertains to new methods of performing a hydrodealkenylation of monounsaturated alcohols, thiols, and derivatives thereof, such as terpenes and derivatives, comprising ozonolysis and quenching using a sulfinic acid or sulfinic acid salt.Type: GrantFiled: June 17, 2021Date of Patent: March 5, 2024Assignee: P2 SCIENCE, INCInventors: Patrick Foley, Ashoke Bhattacharjee, Yonghua Yang, Yong J. Tu
-
Patent number: 11919851Abstract: The invention relates to a method for producing polyol esters, especially polyglycerol esters, of optionally acylated 3-hydroxybutyric acid, as well as the products thus obtained and their use.Type: GrantFiled: January 23, 2019Date of Patent: March 5, 2024Assignee: KETOLIPIX THERAPEUTICS GMBHInventors: Dirk Lochmann, Sebastian Reyer, Michael Stehr
-
Patent number: 11918003Abstract: Embodiments described herein relate generally to plant extract compositions and methods to isolate fatty acid esters derived from crosslinked polyesters. Particular embodiments are directed to methods of preparing compositions of fatty acid esters by treating crosslinked polyesters or other crosslinked networks with an acid and an alcohol.Type: GrantFiled: May 2, 2022Date of Patent: March 5, 2024Assignee: Apeel Technology, Inc.Inventors: Ronald C. Bakus, II, Gabriel Rodriguez, Camille Mol, Louis Perez
-
Patent number: 11897832Abstract: A method for preparing a partially fluorinated alcohol, comprises reacting an epoxide: wherein R1, R2, R3 and R4 are independently selected from the group comprising H, F, Cl, Br, I, CF3, alkyl, fluoroalkyl, haloalkyl with a fluorinating agent.Type: GrantFiled: March 18, 2020Date of Patent: February 13, 2024Assignee: MEXICHEM FLUOR S.A. DE C.V.Inventors: Andrew Sharratt, David Grundy, Ira Saxena
-
Patent number: 11891354Abstract: Provided are a tricyclodecane dimethanol composition which may be suitably used in preparing a polyester resin exhibiting excellent solvent resistance and chemical resistance when forming a coating film and having excellent solubility in organic solvents or water, and a preparation method thereof.Type: GrantFiled: May 20, 2022Date of Patent: February 6, 2024Assignee: SK Chemicals Co., Ltd.Inventors: Hee Il Chae, Ju-Sik Kang, Jeong Ho Park, Song Lee, Yu Mi Chang
-
Patent number: 11891584Abstract: The present invention relates to a process for preparing a refined vegetable oil. It relates to a process for reducing the content of free chloropropanols and chloropropanol fatty acid esters in a vegetable oil, and it is comprising the following steps in order: a) refining a vegetable oil, wherein the refining is comprising at least a deodorization step at a temperature below 230° C., and subjecting the refined vegetable oil to a short path evaporation, and collecting a vegetable oil having a content of free chloropropanols and chloropropanol fatty acid esters of not more than 500 ppb and a color expressed as its red component equal or below 3.0.Type: GrantFiled: May 23, 2018Date of Patent: February 6, 2024Assignee: Cargill, IncorporatedInventor: Falk Brüse