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公开(公告)号：EP4386035A1
公开(公告)日：2024-06-19
申请号：EP22855856.5
申请日：2022-08-05
IPC分类号： C08G65/26 , C08G65/333 , C11D1/94 , C11D3/37 , C11D17/08
CPC分类号： C11D3/37 , C08G65/333 , C11D17/08 , C08G65/26 , C11D1/94
摘要： The present invention aims to provide a polyalkylene oxide-containing compound having an excellent particulate clay dispersing ability and an excellent anti-redeposition ability, a method for producing the compound, and a detergent or detergent composition containing the compound. The present invention relates to a polyalkylene oxide-containing compound containing a cationic group, a linking group, and a structural unit derived from a polyalkylene oxide.
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公开(公告)号：EP4361200A1
公开(公告)日：2024-05-01
申请号：EP22828449.3
申请日：2022-06-22
IPC分类号： C08G75/0268 , C07B61/00 , C07C319/14 , C07C321/28 , C08G75/0204
CPC分类号： C07C319/14 , C07C321/28 , C08G75/0204 , C08G75/0268 , C07B61/00
摘要： The present invention aims to provide a method for producing a sulfur-containing polymer such as polyarylene sulfide which has few by-products in the polymerization reaction and little effect caused by the catalyst residue used, on optical properties or other properties. The present invention relates to a method for producing a sulfur-containing polymer, the method including polymerizing a monomer component containing at least one of a disulfide compound or a thiol compound using a catalyst, the catalyst containing an iron-containing substance, an amount of iron in the iron-containing substance being 50 mol% or less relative to 100 mol% of the monomer component.
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公开(公告)号：EP4350836A1
公开(公告)日：2024-04-10
申请号：EP22832719.3
申请日：2022-06-06
IPC分类号： H01M10/0568 , H01G11/60 , H01G11/62 , H01M10/0569
摘要： Disclosed is a method for producing a non-aqueous electrolyte solution containing a sulfonylimide compound represented by the general formula (1) and an electrolyte solution solvent (B). The method includes preparing a sulfonylimide solution containing the sulfonylimide compound represented by the general formula (1) and an electrolyte solution solvent (A) different from the electrolyte solution solvent (B) and fractionally distilling off the electrolyte solution solvent (A) by adding the electrolyte solution solvent (B) to the sulfonylimide solution obtained in the preparing,
LiN(RSO 2 )(FSO 2 ) (1)
(where R represents a fluorine atom, an alkyl group with 1 to 6 carbon atoms, or a fluoroalkyl group with 1 to 6 carbon atoms).-
公开(公告)号：EP4289500A1
公开(公告)日：2023-12-13
申请号：EP22784608.6
申请日：2022-03-30
摘要： A draw solute for a forward osmosis membrane process, containing a compound including a structural site derived from an amine compound and a polyoxyalkylene structural site wherein two or more oxyalkylene groups are randomly bonded.
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公开(公告)号：EP4286421A1
公开(公告)日：2023-12-06
申请号：EP22746068.0
申请日：2022-01-31
发明人： WAKABAYASHI, Ryota , ADACHI, Yoshifumi , SATO, Mai , FUJINO, Shin-ichi , YORINO, Tsuyoshi , KATSUBE, Shin-ya , SHOBO, Yoshihiro , WATABE, Hiroyasu
IPC分类号： C08F6/26 , C08J3/12 , C08F220/04 , C08F220/20
摘要： Provided is a production method for a water-absorbing resin in which an absorption capacity without pressure of the resulting water-absorbing resin is high and a water-absorbing resin can be efficiently obtained.
The production method for a water-absorbing resin including a polymerization step of polymerizing a monomer composition containing an internal crosslinking agent and a monomer to obtain a crosslinked hydrogel polymer, and a drying step of drying the crosslinked hydrogel polymer to obtain a dry polymer, in which the crosslinked hydrogel polymer to be subjected to the drying step contains 50 ppm or more of hydrogen peroxide with respect to the solid content mass of the crosslinked hydrogel polymer, and the crosslinked hydrogel polymer is heated during the drying step so that a maximum reaching temperature of the crosslinked hydrogel polymer exceeds 160°C, and/or the dry polymer is heated after the drying step so that a maximum reaching temperature of the dry polymer exceeds 160°C.-
公开(公告)号：EP4212507A1
公开(公告)日：2023-07-19
申请号：EP21866799.6
申请日：2021-09-08
发明人： MUKAE, Masashi , TAKEMOTO, Yasutaka , WADA, Hiroki
IPC分类号： C07C51/43 , B01D35/027 , C07C51/47 , C07C57/04 , C07C57/05
摘要： The present invention provides a method for obtaining high-quality products. The present invention relates to a purification apparatus that purifies crystals, the purification apparatus including: a hydraulic wash column that includes a discharging port for a crystal-containing circulation slurry and a return port for a circulation liquid containing a melt of discharged crystals; a pipe that feeds a crystal-containing slurry to the hydraulic wash column; a filter that filters the crystal-containing slurry in the hydraulic wash column; a pipe that is connected to the filter and discharges a mother liquor; and a unit that melts crystals in a circulation slurry discharged through the discharging port, wherein a distance between a lower end of the filter and an average bottom surface level of the hydraulic wash column is 1000 mm or more.
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7.发明公开
公开(公告)号：EP4159307A1
公开(公告)日：2023-04-05
申请号：EP22209845.1
申请日：2014-09-30
摘要： An object of the invention is to provide a technique in which a decrease in physical properties is suppressed or consumer complaints are diminished.
A method for filling a particulate water absorbing agent includes a filling step of filling a particulate water absorbing agent into a filling container and a vibrating step of vibrating the filling container at the outside of the filling container, the vibrating step being conducted at least one time between the start and the end of the filling step, in which a vibration condition in the vibrating step satisfies the following conditions (a) and (b):
(a) vibration by a vibrating body in contact with the filling container has a vertical directional component and a vibrational angle is within 90° ± 30°; and
(b) total amplitude at no load and a vibration frequency at no load of the vibrating body are set so as to satisfy Equation 1-1 and Equation 2 or Equation 1-2 and Equation 2.-
公开(公告)号：EP4113099A3
公开(公告)日：2023-03-08
申请号：EP22179546.1
申请日：2018-10-12
发明人： TORII, Kazushi , NODA, Yuika , TAKAGI, Daisuke
摘要： Provided are a water-absorbing resin having more excellent balance of fluid retention capacity, liquid permeability, and low dustiness, an absorbent body comprising the water-absorbing resin, and an absorbent article comprising said absorbent body.
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公开(公告)号：EP4104942A1
公开(公告)日：2022-12-21
申请号：EP21752963.5
申请日：2021-02-12
摘要： Provided is a method for recycling a water-absorbing resin which contains absorbed liquid, with consideration for a resource aspect and an energy aspect. The method for recycling a water-absorbing resin which contains absorbed liquid includes: discharging the absorbed liquid from the water-absorbing resin which contains the absorbed liquid; and recovering a water-absorbing power of the water-absorbing resin.
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公开(公告)号：EP4092010A1
公开(公告)日：2022-11-23
申请号：EP21740743.6
申请日：2021-01-05
发明人： IGATA, Nao , OKUNO, Masaaki , NAKANISHI, Tatsuya
IPC分类号： C07C51/235 , C07C57/04 , C07B61/00 , B01J23/28 , B01J23/30 , B01J23/887 , B01J23/888 , B01J27/057
摘要： [Problem] To provide a method for producing acrylic acid which can improve the yield of acrylic acid and extending the life of a catalyst, in the method for producing acrylic acid by vapor phase catalytic oxidation of acrolein.
[Solution] A method for producing acrylic acid, comprising supplying a gas containing acrolein to a fixed bed reactor including a reaction tube to produce acrylic acid by vapor phase catalytic oxidation of acrolein, wherein the reaction tube is packed with catalysts having different activities in such a way that two or more catalyst layers are formed in a tube axis direction of the reaction tube; a catalyst X having the highest activity among the catalysts contained in all the catalyst layers is placed in the whole or a part of a section up to 30% of a length of all the catalyst layers from a rearmost portion on a gas outlet side toward a gas inlet side of all the catalyst layers; a catalytically active component x in the catalyst X has Mo, V, and optionally Cu, and when Cu is included, an amount thereof is 0.8 mol or less per 12 mol of Mo; and a specific surface area of the catalytically active component x is 15 m 2 /g to 40 m 2 /g.
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