CN103974924A - 甲醛再循环塔进料的碱处理 - Google Patents
甲醛再循环塔进料的碱处理 Download PDFInfo
- Publication number
- CN103974924A CN103974924A CN201280058448.8A CN201280058448A CN103974924A CN 103974924 A CN103974924 A CN 103974924A CN 201280058448 A CN201280058448 A CN 201280058448A CN 103974924 A CN103974924 A CN 103974924A
- Authority
- CN
- China
- Prior art keywords
- stream
- product stream
- formaldehyde
- butynediol
- described processing
- 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.)
- Granted
Links
Classifications
-
- 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
-
- 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
- C07C29/88—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (18)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161563875P | 2011-11-28 | 2011-11-28 | |
US61/563,875 | 2011-11-28 | ||
PCT/US2012/055149 WO2013081713A1 (en) | 2011-11-28 | 2012-09-13 | Caustic treatment of formaldehyde recycle column feed |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103974924A true CN103974924A (zh) | 2014-08-06 |
CN103974924B CN103974924B (zh) | 2018-05-29 |
Family
ID=46964052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280058448.8A Active CN103974924B (zh) | 2011-11-28 | 2012-09-13 | 甲醛再循环塔进料的碱处理 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20140262733A1 (zh) |
EP (1) | EP2785672B1 (zh) |
KR (1) | KR20140102716A (zh) |
CN (1) | CN103974924B (zh) |
ES (1) | ES2610009T3 (zh) |
HK (1) | HK1199638A1 (zh) |
WO (1) | WO2013081713A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107074711A (zh) * | 2014-09-04 | 2017-08-18 | 因温斯特技术公司 | 改进的甲醛回收方法 |
CN107089901A (zh) * | 2017-06-27 | 2017-08-25 | 查都(上海)科技有限公司 | 一种1,4‑丁炔二醇提纯系统 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2993078A (en) * | 1958-12-22 | 1961-07-18 | Gen Aniline & Film Corp | Purification of butynediol |
US4180687A (en) * | 1978-04-24 | 1979-12-25 | E. I. Du Pont De Nemours And Company | Reaction of formaldehyde in butynediol |
US4319055A (en) * | 1979-08-04 | 1982-03-09 | Basf Aktiengesellschaft | Process for removing formaldehyde from aqueous solutions of but-2-yne-1,4-diol |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2300969A (en) | 1939-09-07 | 1942-11-03 | Gen Aniline & Film Corp | Production of alkinols |
US3560576A (en) | 1967-10-23 | 1971-02-02 | Du Pont | Ethynylation of formaldehyde |
DE2314693C3 (de) | 1973-03-24 | 1980-06-26 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Butindiol |
US4117248A (en) * | 1977-04-29 | 1978-09-26 | Gaf Corporation | Continuous, low pressure ethynylation process for the production of butynediol |
US4127734A (en) | 1978-01-16 | 1978-11-28 | E. I. Du Pont De Nemours And Company | Preparation of butynediol using bismuth modified spheroidal malachite |
DE3732955A1 (de) | 1987-09-30 | 1989-04-13 | Basf Ag | Verfahren zur entfernung von formaldehyd aus waessrigen loesungen von 2-butindiol-1,4 |
US5209825A (en) * | 1988-10-04 | 1993-05-11 | E. I. Du Pont De Nemours And Company | Preparation of purified concentrated BDO |
DE19508751A1 (de) * | 1995-03-10 | 1996-09-12 | Linde Ag | Verfahren zum Abtrennen der Schwersiederfraktion aus einer Roh-Butindiollösung |
DE19535450A1 (de) | 1995-09-23 | 1997-03-27 | Basf Ag | Verfahren zur Abtrennung von Feststoffen aus wäßrigen 1,4-Butindiollösungen |
DE102005042184A1 (de) | 2005-09-06 | 2007-03-08 | Basf Ag | Verfahren zur Abtrennung von polymeren Nebenprodukten aus 1,4-Butindiol |
-
2012
- 2012-09-13 WO PCT/US2012/055149 patent/WO2013081713A1/en active Application Filing
- 2012-09-13 KR KR1020147017455A patent/KR20140102716A/ko not_active Application Discontinuation
- 2012-09-13 EP EP12766786.3A patent/EP2785672B1/en not_active Not-in-force
- 2012-09-13 ES ES12766786.3T patent/ES2610009T3/es active Active
- 2012-09-13 US US14/360,177 patent/US20140262733A1/en not_active Abandoned
- 2012-09-13 CN CN201280058448.8A patent/CN103974924B/zh active Active
-
2015
- 2015-01-05 HK HK15100061.7A patent/HK1199638A1/zh unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2993078A (en) * | 1958-12-22 | 1961-07-18 | Gen Aniline & Film Corp | Purification of butynediol |
US4180687A (en) * | 1978-04-24 | 1979-12-25 | E. I. Du Pont De Nemours And Company | Reaction of formaldehyde in butynediol |
US4319055A (en) * | 1979-08-04 | 1982-03-09 | Basf Aktiengesellschaft | Process for removing formaldehyde from aqueous solutions of but-2-yne-1,4-diol |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107074711A (zh) * | 2014-09-04 | 2017-08-18 | 因温斯特技术公司 | 改进的甲醛回收方法 |
CN107089901A (zh) * | 2017-06-27 | 2017-08-25 | 查都(上海)科技有限公司 | 一种1,4‑丁炔二醇提纯系统 |
Also Published As
Publication number | Publication date |
---|---|
HK1199638A1 (zh) | 2015-07-10 |
CN103974924B (zh) | 2018-05-29 |
EP2785672A1 (en) | 2014-10-08 |
KR20140102716A (ko) | 2014-08-22 |
US20140262733A1 (en) | 2014-09-18 |
EP2785672B1 (en) | 2016-10-26 |
ES2610009T3 (es) | 2017-04-25 |
WO2013081713A1 (en) | 2013-06-06 |
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Effective date of registration: 20211012 Address after: London Patentee after: Koch technologies UK Ltd. Address before: Great Britain Patentee before: INVISTA NORTH AMERICA S.A.R.L. Effective date of registration: 20211012 Address after: Great Britain Patentee after: INVISTA NORTH AMERICA S.A.R.L. Address before: St Gallen Patentee before: INVISTA TECHNOLOGIES S.A.R.L. |