TW201247300A - Using a dilute acid stream as an extractive agent - Google Patents

Using a dilute acid stream as an extractive agent Download PDF

Info

Publication number: TW201247300A
Authority: TW; Taiwan
Prior art keywords: acetic acid; ethanol; column; water; residue
Prior art date: 2011-04-26

Application number

TW101114971A

Other languages

English (en)

Chinese (zh)

Inventor

R Jay Warner

Victor J Johnston

David Lee

Adam Orosco

Original Assignee

Celanese Int Corp

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.)

2011-04-26

Filing date

2012-04-26

Publication date

2012-12-01

2011-04-26 Priority claimed from US13/094,588 external-priority patent/US8686200B2/en

2011-06-16 Priority claimed from US13/162,034 external-priority patent/US8748675B2/en

2012-04-26 Application filed by Celanese Int Corp filed Critical Celanese Int Corp

2012-12-01 Publication of TW201247300A publication Critical patent/TW201247300A/zh

Links

239000002253 acid Substances 0.000 title claims abstract description 75
239000003795 chemical substances by application Substances 0.000 title abstract description 6
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 723
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract description 603
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 143
238000011084 recovery Methods 0.000 claims abstract description 9
238000000034 method Methods 0.000 claims description 52
230000008569 process Effects 0.000 claims description 44
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 42
239000012528 membrane Substances 0.000 claims description 11
238000005886 esterification reaction Methods 0.000 claims description 9
238000001179 sorption measurement Methods 0.000 claims description 9
230000032050 esterification Effects 0.000 claims description 8
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 5
239000005977 Ethylene Substances 0.000 claims description 5
150000002148 esters Chemical class 0.000 claims description 5
239000002243 precursor Substances 0.000 claims description 2
IKGQWEZMFQRDMA-UHFFFAOYSA-N acetic acid;n-propan-2-ylidenehydroxylamine Chemical compound CC(O)=O.CC(C)=NO IKGQWEZMFQRDMA-UHFFFAOYSA-N 0.000 claims 1
238000005984 hydrogenation reaction Methods 0.000 abstract description 23
238000000895 extractive distillation Methods 0.000 abstract description 3
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238000006243 chemical reaction Methods 0.000 description 45
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239000002184 metal Substances 0.000 description 27
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239000001257 hydrogen Substances 0.000 description 23
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Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/147—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof
- C07C29/149—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof with hydrogen or hydrogen-containing gases
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
- C07C29/84—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation by extractive distillation

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

TW101114971A 2011-04-26 2012-04-26 Using a dilute acid stream as an extractive agent TW201247300A (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US13/094,588 US8686200B2 (en)	2011-04-26	2011-04-26	Process to recover alcohol from an acidic residue stream
US13/162,034 US8748675B2 (en)	2011-06-16	2011-06-16	Extractive distillation of crude alcohol product
US201161566435P	2011-12-02	2011-12-02

Publications (1)

Publication Number	Publication Date
TW201247300A true TW201247300A (en)	2012-12-01

Family

ID=46062751

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
TW101114971A TW201247300A (en)	2011-04-26	2012-04-26	Using a dilute acid stream as an extractive agent

Country Status (3)

Country	Link
AR (1)	AR086128A1 (fr)
TW (1)	TW201247300A (fr)
WO (1)	WO2012149135A2 (fr)

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2012
- 2012-04-26 AR ARP120101468 patent/AR086128A1/es not_active Application Discontinuation
- 2012-04-26 TW TW101114971A patent/TW201247300A/zh unknown
- 2012-04-26 WO PCT/US2012/035175 patent/WO2012149135A2/fr not_active Ceased

Also Published As

Publication number	Publication date
WO2012149135A2 (fr)	2012-11-01
AR086128A1 (es)	2013-11-20
WO2012149135A3 (fr)	2013-03-14

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