CN117545734A - 羧酸的回收方法 - Google Patents

羧酸的回收方法 Download PDF

Info

Publication number
CN117545734A
CN117545734A CN202280035009.9A CN202280035009A CN117545734A CN 117545734 A CN117545734 A CN 117545734A CN 202280035009 A CN202280035009 A CN 202280035009A CN 117545734 A CN117545734 A CN 117545734A
Authority
CN
China
Prior art keywords
carboxylic acid
extractant
water
diluent
aqueous solution
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202280035009.9A
Other languages
English (en)
Chinese (zh)
Inventor
藤田知也
岩船光纮
铃木崇夫
竹山友洁
石泽英树
小田昭昌
高桥宏彰
大野顺也
中岛浩司
乃美匡志
石井秀人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Spiber Inc
Refine Holdings Co Ltd
Original Assignee
Spiber Inc
Refine Holdings Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Spiber Inc, Refine Holdings Co Ltd filed Critical Spiber Inc
Publication of CN117545734A publication Critical patent/CN117545734A/zh
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • C07C51/46—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation by azeotropic distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CN202280035009.9A 2021-05-14 2022-05-12 羧酸的回收方法 Pending CN117545734A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021082778 2021-05-14
JP2021-082778 2021-05-14
PCT/JP2022/020120 WO2022239847A1 (ja) 2021-05-14 2022-05-12 カルボン酸の回収方法

Publications (1)

Publication Number Publication Date
CN117545734A true CN117545734A (zh) 2024-02-09

Family

ID=84028351

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280035009.9A Pending CN117545734A (zh) 2021-05-14 2022-05-12 羧酸的回收方法

Country Status (5)

Country Link
US (1) US20240270674A1 (https=)
EP (1) EP4339183B1 (https=)
JP (1) JPWO2022239847A1 (https=)
CN (1) CN117545734A (https=)
WO (1) WO2022239847A1 (https=)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2545658C2 (de) 1975-10-11 1985-12-19 Basf Ag, 6700 Ludwigshafen Verfahren zur Gewinnung von Carbonsäuren aus ihren wäßrigen Lösungen
JPS55154935A (en) 1979-05-21 1980-12-02 Nippon Soretsukusu Kk Recovery of organic acid
JPS585895B2 (ja) * 1980-07-17 1983-02-02 日本ソレツクス株式会社 有機酸の分離方法
DE3428319A1 (de) 1984-08-01 1986-02-13 Hüls AG, 4370 Marl Verfahren zur gewinnung wasserfreier bzw. weitgehendwasserfreier ameisensaeure
JPS61176551A (ja) 1985-01-30 1986-08-08 Agency Of Ind Science & Technol 低級脂肪酸の抽出法
JPS61176553A (ja) 1985-01-30 1986-08-08 Agency Of Ind Science & Technol 脂肪酸の抽出方法
JPS61176550A (ja) 1985-01-30 1986-08-08 Agency Of Ind Science & Technol 低級脂肪酸の抽出方法
JPS61176552A (ja) 1985-01-30 1986-08-08 Agency Of Ind Science & Technol 脂肪酸の抽出法
JP2660820B2 (ja) 1995-04-03 1997-10-08 グリツツ・インコーポレイテツド 水性溶液からカルボン酸を回収する方法
JP3219682B2 (ja) * 1995-09-29 2001-10-15 昭和電工株式会社 酢酸の精製方法、及び酢酸の製造方法
JP4104232B2 (ja) * 1997-12-01 2008-06-18 帝人ファイバー株式会社 酢酸含有廃水からの酢酸回収方法
DE10002794A1 (de) * 2000-01-24 2001-07-26 Basf Ag Abwasserreinigung beim Verfahren zur Herstellung von wasserfreier Ameisensäure
DE10002791A1 (de) * 2000-01-24 2001-07-26 Basf Ag Verfahren zur Gewinnung von wasserfreier Ameisensäure
JP6943131B2 (ja) 2016-10-12 2021-09-29 三菱ケミカル株式会社 有機カルボン酸水溶液の製造方法および装置
CN109384666B (zh) * 2018-11-26 2021-06-22 广州楹鼎生物科技有限公司 一种联动回收有机酸水溶液中有机酸的方法

Also Published As

Publication number Publication date
EP4339183B1 (en) 2026-04-15
WO2022239847A1 (ja) 2022-11-17
EP4339183A4 (en) 2025-10-15
US20240270674A1 (en) 2024-08-15
EP4339183A1 (en) 2024-03-20
JPWO2022239847A1 (https=) 2022-11-17

Similar Documents

Publication Publication Date Title
CN1183041C (zh) 来自环氧丙烷生产过程的工业废水的净化方法
CN109071403B (zh) 连续回收(甲基)丙烯酸的方法和用于该方法的装置
CA2556998A1 (en) Removal of permanganate reducing compounds from methanol carbonylation process stream
CN102438974A (zh) 用于从乙酸水溶液中回收乙酸的装置和方法
US4374283A (en) Purification of aqueous effluent streams containing BPA and phenol
KR20130113310A (ko) 정제된 테레프탈산 생산에서 물 소비 절감을 위한 시스템 및 방법
US4400553A (en) Recovery of BPA and phenol from aqueous effluent streams
KR100591625B1 (ko) 포름 알데히드 함유 혼합물의 처리
CN101312936A (zh) 乙酸脱水系统及其方法
WO2010077724A1 (en) Method for purifying acetone
SG187348A1 (en) Method for removal of organic compounds from waste water streams in a process for production of (meth)acrylic acid
CN108884013B (zh) 连续回收(甲基)丙烯酸的方法和用于该方法的装置
CN1068304C (zh) 精制甲基丙烯酸的方法
JPH11347536A (ja) フェノール類含有廃水の処理方法
CN102186549A (zh) 用于从稀的水性流中回收羧酸的方法
CN117545734A (zh) 羧酸的回收方法
CN105709451A (zh) 化学品的分离处理系统、蒸馏塔装置和化学品的分离方法
JP3902069B2 (ja) Ｎ，ｎ−ジメチルホルムアミド含有廃水の処理方法
WO2010066017A1 (en) Process for purifying waste sulfuric acid
US8828231B2 (en) Method for recovering carboxylic acids from dilute aqueous streams
KR101659541B1 (ko) (메트)아크릴산의 연속 회수 방법
JP6092221B2 (ja) メタクリル酸およびメタクリル酸エステルの製造方法
JP4750787B2 (ja) 水性液流からのプロピレングリコールおよびプロピレングリコールエーテルの除去
JPS6299345A (ja) アクリル酸エステル又はメタクリル酸エステルの回収法
CA2646311A1 (en) Process for purifying waste sulfuric acid

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination