ATE142168T1 - Verfahren zur gewinnung von als reagens geeigneter salzsäure aus der herstellung von organischen isocyanaten - Google Patents
Verfahren zur gewinnung von als reagens geeigneter salzsäure aus der herstellung von organischen isocyanatenInfo
- Publication number
- ATE142168T1 ATE142168T1 AT94103665T AT94103665T ATE142168T1 AT E142168 T1 ATE142168 T1 AT E142168T1 AT 94103665 T AT94103665 T AT 94103665T AT 94103665 T AT94103665 T AT 94103665T AT E142168 T1 ATE142168 T1 AT E142168T1
- Authority
- AT
- Austria
- Prior art keywords
- hydrochloric acid
- reagent
- production
- organic isocyanates
- acid suitable
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/07—Purification ; Separation
- C01B7/0706—Purification ; Separation of hydrogen chloride
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/03—Preparation from chlorides
- C01B7/035—Preparation of hydrogen chloride from chlorides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/07—Purification ; Separation
- C01B7/0706—Purification ; Separation of hydrogen chloride
- C01B7/0718—Purification ; Separation of hydrogen chloride by adsorption
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/01—Waste acid containing iron
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/09—Reaction techniques
- Y10S423/14—Ion exchange; chelation or liquid/liquid ion extraction
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US4079293A | 1993-03-31 | 1993-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE142168T1 true ATE142168T1 (de) | 1996-09-15 |
Family
ID=21912980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT94103665T ATE142168T1 (de) | 1993-03-31 | 1994-03-10 | Verfahren zur gewinnung von als reagens geeigneter salzsäure aus der herstellung von organischen isocyanaten |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5756063A (de) |
| EP (1) | EP0618170B1 (de) |
| AT (1) | ATE142168T1 (de) |
| CA (1) | CA2120289C (de) |
| DE (1) | DE69400452T2 (de) |
| DK (1) | DK0618170T3 (de) |
| ES (1) | ES2091647T3 (de) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040039146A1 (en) * | 1998-03-16 | 2004-02-26 | Trent Shidaker | Moisture resistant polyurethane prepolymers |
| DE19914292A1 (de) * | 1999-03-30 | 2000-10-05 | Bayer Ag | Verfahren zur Verringerung des Chlorgehaltes von organischen Isocyanaten |
| US6719957B2 (en) * | 2002-04-17 | 2004-04-13 | Bayer Corporation | Process for purification of anhydrous hydrogen chloride gas |
| DE10250131A1 (de) * | 2002-10-28 | 2004-05-06 | Basf Ag | Verfahren zur Herstellung von Chlor aus Salzsäure |
| RU2233851C1 (ru) * | 2002-11-26 | 2004-08-10 | Институт органической химии им. Н.Д. Зелинского РАН | Полиизоцианатная сшивающая композиция и способ ее получения |
| ATE511498T1 (de) | 2003-11-20 | 2011-06-15 | Solvay | Verfahren zur herstellung von dichlorpropanol aus glycerin und einem chlorinierungsmittel in anwesenheit von einem katalysator ausgewählt aus adipin- und glutarsaeure |
| DE102004030164A1 (de) * | 2004-06-22 | 2006-01-19 | Basf Ag | Verfahren zur Herstellung von Isocyanaten |
| FR2881732B1 (fr) | 2005-02-08 | 2007-11-02 | Solvay | Procede pour la purification de chlorure d'hydrogene |
| KR20080036553A (ko) | 2005-05-20 | 2008-04-28 | 솔베이(소시에떼아노님) | 폴리히드록실화 지방족 탄화수소 및 염소화제로부터 출발한에폭시드의 제조 방법 |
| CA2608720A1 (en) | 2005-05-20 | 2006-09-28 | Solvay (Societe Anonyme) | Method for making chlorohydrin in corrosion-resistant equipment |
| EA200801285A1 (ru) | 2005-11-08 | 2009-02-27 | Солвей (Сосьете Аноним) | Способ производства дихлорпропанола хлорированием глицерина |
| US7504533B2 (en) * | 2006-04-24 | 2009-03-17 | Bayer Materialscience Llc | Process for the production of isocyanates |
| WO2007144335A1 (en) | 2006-06-14 | 2007-12-21 | Solvay (Societe Anonyme) | Crude glycerol-based product, process for its purification and its use in the manufacture of dichloropropanol |
| FR2913421B1 (fr) | 2007-03-07 | 2009-05-15 | Solvay | Procede de fabrication de dichloropropanol. |
| FR2913684B1 (fr) | 2007-03-14 | 2012-09-14 | Solvay | Procede de fabrication de dichloropropanol |
| TW200911740A (en) | 2007-06-01 | 2009-03-16 | Solvay | Process for manufacturing a chlorohydrin |
| EP2000459A1 (de) * | 2007-06-04 | 2008-12-10 | Huntsman International Llc | Verfahren zur Herstellung von Di- und Polyaminen der Diphenylmethanreihe |
| TW200911773A (en) | 2007-06-12 | 2009-03-16 | Solvay | Epichlorohydrin, manufacturing process and use |
| TW200911693A (en) | 2007-06-12 | 2009-03-16 | Solvay | Aqueous composition containing a salt, manufacturing process and use |
| CN101896262A (zh) | 2007-10-02 | 2010-11-24 | 索尔维公司 | 含硅的组合物用于改进容器的抗腐蚀性的用途 |
| FR2925045B1 (fr) | 2007-12-17 | 2012-02-24 | Solvay | Produit a base de glycerol, procede pour son obtention et son utilisation dans la fabrication de dichloropropanol |
| TWI478875B (zh) | 2008-01-31 | 2015-04-01 | Solvay | 使水性組成物中之有機物質降解之方法 |
| MX2010010851A (es) | 2008-04-03 | 2010-11-12 | Solvay | Composicion que comprende glicerol, proceso para obtenerla, y su uso en la elaboracion de dicloropropanol. |
| FR2935968B1 (fr) | 2008-09-12 | 2010-09-10 | Solvay | Procede pour la purification de chlorure d'hydrogene |
| US9309209B2 (en) | 2010-09-30 | 2016-04-12 | Solvay Sa | Derivative of epichlorohydrin of natural origin |
| US20160130143A1 (en) | 2013-06-17 | 2016-05-12 | Reliance Industries Limited | A Process For The Removal Of Metal Contaminants From Fluids |
| EP2949622B1 (de) | 2014-05-27 | 2022-03-09 | Covestro Intellectual Property GmbH & Co. KG | Verfahren zur verarbeitung von chlorwasserstoff aus der isocyanatherstellung |
| JP6290112B2 (ja) * | 2015-01-28 | 2018-03-07 | 信越化学工業株式会社 | 高純度塩酸の製造方法及び製造装置 |
| MX386965B (es) | 2015-03-30 | 2025-03-19 | Akzo Nobel Chemicals Int Bv | Método para recuperar hcl de una corriente gaseosa que contiene hcl. |
| KR102045523B1 (ko) * | 2016-11-09 | 2019-11-18 | 주식회사 엘지화학 | 폐염산 정제 방법 |
| US11339121B2 (en) * | 2019-12-06 | 2022-05-24 | Skc Co., Ltd. | Method of preparing diisocyanate composition |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2695875A (en) * | 1951-10-05 | 1954-11-30 | Rohm & Haas | Purification of hydrochloric acid solutions |
| FR1469105A (fr) * | 1965-12-27 | 1967-02-10 | Toulousaine De Prod Chim Toloc | Procédé de fabrication d'esters isocyaniques |
| JPS51119396A (en) * | 1975-04-14 | 1976-10-19 | Maruni Sangyo Kk | A process for regenerating hydrochloric acid by removing iron componen t in hydrochloric acid |
| US4096165A (en) * | 1976-11-01 | 1978-06-20 | Allied Chemical Corporation | Method of manufacturing aromatic isocyanates |
| JPS541273A (en) * | 1977-06-04 | 1979-01-08 | Iwao Tabuse | Separation of ferric ion |
| JPS5470220A (en) * | 1977-11-11 | 1979-06-05 | Mitsui Toatsu Chem Inc | Preparation of organic isocyanate |
| JPS5929521B2 (ja) * | 1980-02-20 | 1984-07-21 | チッソ株式会社 | 精製塩酸の製造法 |
| DD249190B5 (de) * | 1986-05-26 | 1996-05-02 | Bitterfeld Wolfen Chemie | Verfahren zur Reinigung von Entfallsalzsaeure |
| JPH02233503A (ja) * | 1989-03-06 | 1990-09-17 | Daiso Co Ltd | 塩酸の精製方法 |
| US5202106A (en) * | 1989-12-27 | 1993-04-13 | Solvay S.A. | Purification of hydrochloric acid with ferric chloride pretreated activated carbon |
| US5174865A (en) * | 1991-01-25 | 1992-12-29 | Dow Deutschland Inc. | Process for purifying crude hydrochloric acid |
-
1994
- 1994-03-10 EP EP94103665A patent/EP0618170B1/de not_active Expired - Lifetime
- 1994-03-10 DE DE69400452T patent/DE69400452T2/de not_active Expired - Fee Related
- 1994-03-10 DK DK94103665.9T patent/DK0618170T3/da active
- 1994-03-10 ES ES94103665T patent/ES2091647T3/es not_active Expired - Lifetime
- 1994-03-10 AT AT94103665T patent/ATE142168T1/de not_active IP Right Cessation
- 1994-03-30 CA CA002120289A patent/CA2120289C/en not_active Expired - Fee Related
-
1997
- 1997-05-27 US US08/863,549 patent/US5756063A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2120289A1 (en) | 1994-10-01 |
| ES2091647T3 (es) | 1996-11-01 |
| DE69400452D1 (de) | 1996-10-10 |
| CA2120289C (en) | 1999-04-20 |
| EP0618170B1 (de) | 1996-09-04 |
| US5756063A (en) | 1998-05-26 |
| DE69400452T2 (de) | 1997-02-27 |
| EP0618170A1 (de) | 1994-10-05 |
| DK0618170T3 (da) | 1996-10-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |