CN1116268C - 纯化邻苯二醛的方法 - Google Patents
纯化邻苯二醛的方法 Download PDFInfo
- Publication number
- CN1116268C CN1116268C CN97122766A CN97122766A CN1116268C CN 1116268 C CN1116268 C CN 1116268C CN 97122766 A CN97122766 A CN 97122766A CN 97122766 A CN97122766 A CN 97122766A CN 1116268 C CN1116268 C CN 1116268C
- Authority
- CN
- China
- Prior art keywords
- acid
- solution
- phthalaldehyde
- tetrahydrofuran
- phthalyldicarboxaldehyde
- 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.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/40—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with ozone; by ozonolysis
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/85—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification
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 (8)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT1890/1996 | 1996-10-30 | ||
AT1890/96 | 1996-10-30 | ||
AT0189096A AT404938B (de) | 1996-10-30 | 1996-10-30 | Verfahren zur reinigung von o-phthaldialdehyd |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1181369A CN1181369A (zh) | 1998-05-13 |
CN1116268C true CN1116268C (zh) | 2003-07-30 |
Family
ID=3523232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97122766A Expired - Lifetime CN1116268C (zh) | 1996-10-30 | 1997-10-29 | 纯化邻苯二醛的方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US5874637A (zh) |
EP (1) | EP0839789B1 (zh) |
JP (1) | JP3968158B2 (zh) |
CN (1) | CN1116268C (zh) |
AT (2) | AT404938B (zh) |
DE (1) | DE59700844D1 (zh) |
DK (1) | DK0839789T3 (zh) |
ES (1) | ES2139418T3 (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT413537B (de) * | 2001-05-15 | 2006-03-15 | Dsm Fine Chem Austria Gmbh | Verbessertes verfahren zur reinigung und formulierung von o-phthalaldehyd |
US20050136086A1 (en) * | 2003-12-19 | 2005-06-23 | Rafael Herruzo | Efficacy enhancers for germicides |
US20050136118A1 (en) * | 2003-12-19 | 2005-06-23 | Wu Su-Syin S. | Distribution and preparation of germicidal compositions |
US20050238732A1 (en) * | 2003-12-19 | 2005-10-27 | Kaitao Lu | Carbonated germicide with pressure control |
US7476767B2 (en) * | 2004-01-30 | 2009-01-13 | Ethicon, Inc. | Alpha-hydroxy sulfonate aldehydes, germicidal compositions containing the alpha-hydroxy sulfonate aldehydes, or mixtures of alpha-hydroxy sulfonate aldehydes and phthalaldehydes, and methods of using the compounds or compositions for disinfection or sterilization |
US7390837B2 (en) | 2004-01-30 | 2008-06-24 | Ethicon, Inc. | Germicidal compositions containing phenylmalonaldehyde-type compounds, or mixtures of phenylmalonaldehyde-type compounds and phthalaldehydes, and methods of using such compositions for disinfection or sterilization |
AT501448B1 (de) * | 2005-03-02 | 2006-11-15 | Dsm Fine Chem Austria Gmbh | Verfahren zur herstellung von wässrigen ortho-phthalaldehyd-lösungen |
AT502144A1 (de) * | 2005-06-28 | 2007-01-15 | Dsm Fine Chem Austria Gmbh | Verfahren zur herstellung von hochreinem, halogenfreien o-phthalaldehyd |
US7291649B2 (en) * | 2005-06-29 | 2007-11-06 | Ethicon, Inc. | Forming germicidal aromatic dialdehydes with acetals |
CN104317165B (zh) * | 2014-09-22 | 2016-05-25 | 村上精密制版(昆山)有限公司 | 丝网印刷用印版的补强剂及其应用方法和补强后的印版 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3492356A (en) * | 1966-05-31 | 1970-01-27 | Marathon Oil Co | Method of recovering aldehydes and ketones |
AT380008B (de) * | 1983-12-23 | 1986-03-25 | Chemie Linz Ag | Verfahren zur herstellung von mono- oder biscarbonylverbindungen |
DE4122314A1 (de) * | 1991-07-05 | 1993-01-07 | Basf Ag | O-phthaldialdehydtetraalkylacetale, ihre herstellung und ihre verwendung als depotverbindung |
DE4407986A1 (de) * | 1993-03-19 | 1994-09-22 | Basf Ag | Verfahren zur Herstellung von o-Phthalaldehydtetraalkylacetalen |
-
1996
- 1996-10-30 AT AT0189096A patent/AT404938B/de not_active IP Right Cessation
-
1997
- 1997-10-23 DE DE59700844T patent/DE59700844D1/de not_active Expired - Lifetime
- 1997-10-23 AT AT97118404T patent/ATE187711T1/de not_active IP Right Cessation
- 1997-10-23 DK DK97118404T patent/DK0839789T3/da active
- 1997-10-23 EP EP97118404A patent/EP0839789B1/de not_active Expired - Lifetime
- 1997-10-23 ES ES97118404T patent/ES2139418T3/es not_active Expired - Lifetime
- 1997-10-29 US US08/960,618 patent/US5874637A/en not_active Expired - Lifetime
- 1997-10-29 CN CN97122766A patent/CN1116268C/zh not_active Expired - Lifetime
- 1997-10-29 JP JP29722197A patent/JP3968158B2/ja not_active Expired - Lifetime
Non-Patent Citations (1)
Title |
---|
CANDAIAN JOURNAL OF CHEMISTRY,49 1971.01.01 STURROCK * |
Also Published As
Publication number | Publication date |
---|---|
EP0839789A1 (de) | 1998-05-06 |
ATE187711T1 (de) | 2000-01-15 |
EP0839789B1 (de) | 1999-12-15 |
AT404938B (de) | 1999-03-25 |
JPH10182542A (ja) | 1998-07-07 |
DE59700844D1 (de) | 2000-01-20 |
ES2139418T3 (es) | 2000-02-01 |
JP3968158B2 (ja) | 2007-08-29 |
US5874637A (en) | 1999-02-23 |
DK0839789T3 (da) | 2000-05-08 |
CN1181369A (zh) | 1998-05-13 |
ATA189096A (de) | 1998-08-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Linz, Austria Patentee after: DPx precision chemical Austria Limited by Share Ltd. Address before: Linz, Austria Patentee before: DSM Chemie Linz GmbH |
|
TR01 | Transfer of patent right |
Effective date of registration: 20160728 Address after: Linz, Austria Patentee after: ESIM chemical Limited by Share Ltd. Address before: Linz, Austria Patentee before: DPx precision chemical Austria Limited by Share Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20030730 |
|
CX01 | Expiry of patent term |