JP7486847B2 - エチレンアセタートの製造方法 - Google Patents

エチレンアセタートの製造方法 Download PDF

Info

Publication number
JP7486847B2
JP7486847B2 JP2022576527A JP2022576527A JP7486847B2 JP 7486847 B2 JP7486847 B2 JP 7486847B2 JP 2022576527 A JP2022576527 A JP 2022576527A JP 2022576527 A JP2022576527 A JP 2022576527A JP 7486847 B2 JP7486847 B2 JP 7486847B2
Authority
JP
Japan
Prior art keywords
tower
column
ethyl acetate
acetic acid
vinyl acetate
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.)
Active
Application number
JP2022576527A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023531171A (ja
JP2023531171A5 (https=
Inventor
敏華 張
中峰 耿
賀 董
浩 ▲ゴン▼
英哲 余
勝華 銭
秀芹 董
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.)
Tianjin University
Original Assignee
Tianjin University
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 Tianjin University filed Critical Tianjin University
Publication of JP2023531171A publication Critical patent/JP2023531171A/ja
Publication of JP2023531171A5 publication Critical patent/JP2023531171A5/ja
Application granted granted Critical
Publication of JP7486847B2 publication Critical patent/JP7486847B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
    • C07C67/05—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
    • C07C67/055—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation in the presence of platinum group metals or their compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
    • C07C67/05—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/58—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/02—Esters of acyclic saturated monocarboxylic acids having the carboxyl group bound to an acyclic carbon atom or to hydrogen
    • C07C69/12—Acetic acid esters
    • C07C69/14—Acetic acid esters of monohydroxylic compounds
    • C07C69/145—Acetic acid esters of monohydroxylic compounds of unsaturated alcohols
    • C07C69/15—Vinyl acetate
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP2022576527A 2020-10-20 2021-09-23 エチレンアセタートの製造方法 Active JP7486847B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN202011127390.0 2020-10-20
CN202011127390.0A CN112209830B (zh) 2020-10-20 2020-10-20 醋酸乙烯酯的生产方法
PCT/CN2021/119874 WO2022083396A1 (zh) 2020-10-20 2021-09-23 醋酸乙烯酯的生产方法

Publications (3)

Publication Number Publication Date
JP2023531171A JP2023531171A (ja) 2023-07-21
JP2023531171A5 JP2023531171A5 (https=) 2023-10-03
JP7486847B2 true JP7486847B2 (ja) 2024-05-20

Family

ID=74056090

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022576527A Active JP7486847B2 (ja) 2020-10-20 2021-09-23 エチレンアセタートの製造方法

Country Status (5)

Country Link
US (1) US11939286B2 (https=)
EP (1) EP4144716B1 (https=)
JP (1) JP7486847B2 (https=)
CN (1) CN112209830B (https=)
WO (1) WO2022083396A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112299989B (zh) * 2020-10-20 2021-08-31 天津大学 醋酸乙烯生产工艺及装置
CN112209830B (zh) * 2020-10-20 2021-08-27 天津大学 醋酸乙烯酯的生产方法
CN113861026B (zh) * 2021-10-29 2022-09-06 天津大学 一种乙炔法合成的醋酸乙烯及醋酸的精制方法
CN117959746A (zh) * 2022-10-25 2024-05-03 中国石油化工股份有限公司 一种醋酸乙烯制备过程中脱除醋酸乙酯的系统及方法
CN115745794B (zh) * 2022-11-16 2023-06-20 天津大学 乙烯法醋酸乙烯生产工艺及装置
CN116651016B (zh) * 2023-06-13 2025-11-21 山东中盛药化设备有限公司 一种用于聚醚醚酮的分离提纯系统及工艺
CN116924877A (zh) * 2023-07-26 2023-10-24 天津大学 醋酸乙烯合成过程循环气精制工艺及装置
CN119751195B (zh) * 2025-03-10 2025-07-01 华东理工大学 一种含密封油的乙烯气体中的乙烯的回收方法和回收装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102936198A (zh) 2012-10-12 2013-02-20 天津大学 生产醋酸乙烯的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3905875A (en) * 1968-05-10 1975-09-16 Bayer Ag Process for the purification of crude liquid vinyl acetate
US3616271A (en) * 1968-10-25 1971-10-26 Du Pont Separation of chloroform and/or ethyl acetate from vinyl acetate by extractive distillation
GB1305367A (https=) * 1970-07-01 1973-01-31
US4897161A (en) * 1989-03-20 1990-01-30 Lloyd Berg Separation of vinyl acetate from ethyl acetate by extractive distillation
DE19825254C1 (de) * 1998-06-05 1999-11-11 Celanese Gmbh Verfahren zur Aufarbeitung von rohem, flüssigem Vinylacetat
BRPI0504946A (pt) * 2004-11-04 2006-06-27 Celanese Chem Europe Gmbh processo para a preparação de acetato de vinila
DE102006038689B4 (de) * 2006-08-17 2015-01-22 Celanese Chemicals Europe Gmbh Verfahren zur Aufarbeitung von Vinylacetat
CN104718182B (zh) * 2012-08-30 2016-08-31 国际人造丝公司 具有用于预脱水塔的侧线式反应器的乙酸乙烯酯制造方法
CN112209830B (zh) * 2020-10-20 2021-08-27 天津大学 醋酸乙烯酯的生产方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102936198A (zh) 2012-10-12 2013-02-20 天津大学 生产醋酸乙烯的方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PETROTECH，1997年，第20巻第6号，p.502-507

Also Published As

Publication number Publication date
US11939286B2 (en) 2024-03-26
JP2023531171A (ja) 2023-07-21
US20230312452A1 (en) 2023-10-05
EP4144716C0 (en) 2025-05-14
CN112209830A (zh) 2021-01-12
EP4144716A1 (en) 2023-03-08
WO2022083396A1 (zh) 2022-04-28
CN112209830B (zh) 2021-08-27
EP4144716B1 (en) 2025-05-14
EP4144716A4 (en) 2024-06-19

Similar Documents

Publication Publication Date Title
JP7486847B2 (ja) エチレンアセタートの製造方法
CN102936198B (zh) 生产醋酸乙烯的方法
CN112299989B (zh) 醋酸乙烯生产工艺及装置
JP7486861B1 (ja) エチレン法による酢酸ビニルの製造プロセス及び装置
JP2010503692A (ja) アクリル酸の生成方法
US4033617A (en) Process for the purification of ethylene oxide
CN107235836B (zh) 改进的制备(甲基)丙烯酸的方法
CN103391914A (zh) 一种（甲基）丙烯酸的连续收集方法及收集装置
KR101052710B1 (ko) 기체 기재의 산화에 의해 얻어진 (메트)아크릴산의정제방법
JPH1180077A (ja) メタクリル酸メチルの製造方法
MXPA06010637A (es) Utilizacion del calor de reaccion del acido acetico en otras plantas de procesamiento.
CN108689798B (zh) 一种提高有机硅单体合成回收氯甲烷质量的方法
CN100473636C (zh) 通过氧化气体基质得到(甲基)丙烯酸的纯化方法
CN1063421C (zh) 生产异丙醇的方法
CN117504545A (zh) 一种从含顺酐的气相中获得顺酐的装置和方法
CN109020926B (zh) 一种从丙烯气相环氧化产物中分离、提纯环氧丙烷的方法
JPS6317873A (ja) エチレンオキシドの回収方法
JP6546709B1 (ja) 酢酸の製造方法
CN121064040A (zh) 一种三氯蔗糖副产乙酸甲酯的提纯工艺及应用
CN118652177A (zh) 一种利用废液合成高纯度乙酸乙酯的方法
US2944083A (en) Manufacture of methylethylketone
JPH0625197B2 (ja) エチレンオキシドの精製方法
JPS6287553A (ja) 酢酸ビニル反応生成ガスの脱水方法
JPS6212770A (ja) エチレンオキシドの精留方法
PL163960B1 (pl) Sposób wydzielania tlenku etylenu PL

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20221209

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20221209

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230703

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230925

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20230925

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20231121

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20231122

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240221

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20240423

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240426

R150 Certificate of patent or registration of utility model

Ref document number: 7486847

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150