公开(公告)号：US20190329175A1

公开(公告)日：2019-10-31

申请号：US16312437

申请日：2017-06-21

申请人： KURARAY CO., LTD.

发明人： Masaki SHIMIZU ,  Yuusuke SAITOU ,  Takuo TSURUTA ,  Takahiro SUZUKI ,  Junichi FUJI

IPC分类号： B01D53/14 ,  C10G29/24 ,  C10L3/10

摘要： Provided is a composition for removing a sulfur-containing compound present in liquid or vapor, the sulfur-containing compound being hydrogen sulfide, an —SH group-containing compound or a mixture thereof, the composition containing an α,β-unsaturated aldehyde represented by the following general formula (1) as an active ingredient; wherein R1 and R2 each independently represent an alkyl group having 1 to 10 carbon atoms, an alkenyl group having 2 to 10 carbon atoms or an aryl group having 6 to 12 carbon atoms, or are connected to each other to represent an alkylene group having 2 to 6 carbon atoms; and R3 represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, or is connected to R1 to represent an alkylene group having 2 to 6 carbon atoms.

公开(公告)号：US20200283357A1

公开(公告)日：2020-09-10

申请号：US16611953

申请日：2018-04-27

申请人： KURARAY CO., LTD.

发明人： Takuo TSURUTA ,  Masaki SHIMIZU ,  Yuusuke SAITOU

IPC分类号： C07C7/11 ,  C10L3/10 ,  C10G29/24 ,  B01D53/14 ,  B01D53/18

摘要： An apparatus for removing a sulfur-containing compound, including: a sulfur-containing compound removing part of bringing a gas to be treated containing a sulfur-containing compound into contact with an oil-soluble sulfur-containing compound absorbing agent, so as to remove the sulfur-containing compound; and a mixing part of mixing a sulfur-containing compound absorbed agent resulted from having the sulfur-containing compound absorbed to the sulfur-containing compound absorbing agent, and a non-aqueous liquid.

公开(公告)号：US20200017781A1

公开(公告)日：2020-01-16

申请号：US16335422

申请日：2017-09-27

申请人： KURARAY CO., LTD.

发明人： Yuusuke SAITOU ,  Masaki SHIMIZU ,  Takuo TSURUTA

IPC分类号： C10G75/02 ,  C09K15/06 ,  C10L10/04 ,  C23F11/12

摘要： A method for suppressing metal corrosion attributable to a compound having an SH structure contained in a hydrocarbon, including adding at least one aldehyde selected from the group consisting of a monoaldehyde having 4 or more carbon atoms and a dialdehyde having 3 or more carbon atoms, to the hydrocarbon.

公开(公告)号：US20180010056A1

公开(公告)日：2018-01-11

申请号：US15546091

申请日：2016-01-26

申请人： KURARAY CO., LTD.

发明人： Takahiro SUZUKI ,  Yuusuke SAITOU

IPC分类号： C10G29/22 ,  C10G29/02 ,  B01J20/26 ,  C10L3/10 ,  B01D53/14

CPC分类号： C10G29/22 ,  B01D53/14 ,  B01J20/26 ,  C10G29/02 ,  C10L3/10

摘要： Provided is a composition capable of safely and efficiently removing a sulfur-containing compound, especially hydrogen sulfide, an —SH group-containing compound or a mixture thereof contained in a hydrocarbon, and not causing metal corrosion in devices. The composition is for removing a sulfur-containing compound in a hydrocarbon, wherein the sulfur-containing compound is hydrogen sulfide, an —SH group-containing compound or a mixture thereof, and the composition contains a dialdehyde having 6 to 16 carbon atoms and a polyalkylene glycol.

公开(公告)号：US20210032548A1

公开(公告)日：2021-02-04

申请号：US16975322

申请日：2019-02-20

申请人： KURARAY CO., LTD.

发明人： Naoya MINAMOTO ,  Yuusuke SAITOU ,  Takuo TSURUTA

IPC分类号： C10G29/24 ,  B01D53/52 ,  C10L3/10

摘要： Provided is a composition for removing a sulfur-containing compound contained in at least one of a liquid and gas, the sulfur-containing compound being at least one selected from the group consisting of hydrogen sulfide and an —SH group-containing compound, the composition containing an aldehyde and an amine whose conjugate acid has a pKa value of 11.3 or higher in water at 25° C.

公开(公告)号：US20190330541A1

公开(公告)日：2019-10-31

申请号：US16462065

申请日：2017-11-20

申请人： KURARAY CO., LTD.

发明人： Masaki SHIMIZU ,  Yuusuke SAITOU ,  Takuo TSURUTA

IPC分类号： C10G29/20 ,  C07C7/11 ,  C10L10/02 ,  C10L3/10 ,  C10C3/08 ,  B01D53/14

摘要： Provided is a composition for removal of a sulfur-containing compound in a liquid or gas, wherein the sulfur-containing compound is at least one selected from the group consisting of hydrogen sulfide and a compound containing an —SH group, and the composition contains an aldehyde and a polyvalent amine represented by the general formula (1).

公开(公告)号：US20190241822A1

公开(公告)日：2019-08-08

申请号：US16312363

申请日：2017-06-21

申请人： KURARAY CO., LTD.

发明人： Masaki SHIMIZU ,  Yuusuke SAITOU ,  Takuo TSURUTA ,  Junichi FUJI

IPC分类号： C10G75/02 ,  C23G1/24 ,  C23G5/02

CPC分类号： C10G75/02 ,  C23G1/24 ,  C23G5/00 ,  C23G5/02

摘要： Provided is a composition for removing iron sulfide, containing, as an active ingredient, an α,β-unsaturated aldehyde represented by the following general formula (1): wherein R1 to R3 each independently represent a hydrogen atom, an alkyl group having 1 to 10 carbon atoms, an alkenyl group having 2 to 10 carbon atoms, or an aryl group having 6 to 12 carbon atoms, provided that R1 may be connected to R2 or R3, to constitute an alkylene group having 2 to 6 carbon atoms; and that R1 and R2 are not a hydrogen atom at the same time.

公开(公告)号：US20170271042A1

公开(公告)日：2017-09-21

申请号：US15532007

申请日：2015-12-03

申请人： KURARAY CO., LTD.

发明人： Yuusuke SAITOU ,  Takahiro SUZUKI ,  Junichi FUJI

IPC分类号： H01B3/44 ,  C08L23/16 ,  C08K5/00 ,  C08L27/06 ,  H01B3/42 ,  C08K3/22

摘要： [Problem] To provide an insulation material that has an excellent volume resistivity while retaining the balance among various capabilities including the mechanical strength, the heat resistance, the oil resistance, the bleed-out resistance, the plasticizer migration resistance, and the like, equivalent to a resin composition containing an ordinary phthalate ester.[Solution] An insulation material containing a resin composition containing: an ester (i) having one or more constitutional unit represented by the following formula (A) (wherein R1 and R2 each independently represent an alkyl group having from 1 to 4 carbon atoms); and a resin (ii).