DE69213183D1 - N'-Cyanomethylethylendiamin-N,N'-Diessigsäure, ihre Salze und ihre Herstellung - Google Patents
N'-Cyanomethylethylendiamin-N,N'-Diessigsäure, ihre Salze und ihre HerstellungInfo
- Publication number
- DE69213183D1 DE69213183D1 DE69213183T DE69213183T DE69213183D1 DE 69213183 D1 DE69213183 D1 DE 69213183D1 DE 69213183 T DE69213183 T DE 69213183T DE 69213183 T DE69213183 T DE 69213183T DE 69213183 D1 DE69213183 D1 DE 69213183D1
- Authority
- DE
- Germany
- Prior art keywords
- cyanomethylethylenediamine
- salts
- preparation
- diacetic acid
- diacetic
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/26—Organic compounds containing nitrogen
- C11D3/33—Amino carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/24—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the same saturated acyclic carbon skeleton
- C07C255/25—Aminoacetonitriles
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/806,032 US5177243A (en) | 1991-12-12 | 1991-12-12 | N,N'-diacetic acid-N'-cyanomethyl, salts thereof, and their preparation |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69213183D1 true DE69213183D1 (de) | 1996-10-02 |
DE69213183T2 DE69213183T2 (de) | 1997-04-10 |
Family
ID=25193153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69213183T Expired - Fee Related DE69213183T2 (de) | 1991-12-12 | 1992-12-14 | N'-Cyanomethylethylendiamin-N,N'-Diessigsäure, ihre Salze und ihre Herstellung |
Country Status (8)
Country | Link |
---|---|
US (1) | US5177243A (de) |
EP (1) | EP0546866B1 (de) |
JP (1) | JP3272070B2 (de) |
AU (1) | AU652499B2 (de) |
CA (1) | CA2085151A1 (de) |
DE (1) | DE69213183T2 (de) |
ES (1) | ES2090531T3 (de) |
NZ (1) | NZ245407A (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4319935A1 (de) * | 1993-06-16 | 1994-12-22 | Basf Ag | Verwendung von Glycin-N,N-diessigsäure-Derivaten als Komplexbildner für Erdalkali- und Schwermetallionen |
US5488130A (en) * | 1995-03-31 | 1996-01-30 | The Dow Chemical Company | Amino nitrile intermediate for the preparation of 2-hydroxypropyl iminodiacetic acid |
DE19518986A1 (de) * | 1995-05-29 | 1996-12-05 | Basf Ag | Verfahren zur Herstellung von Glycin-N,N-diessigsäure-Derivaten durch Umsetzung von Glycinderivaten oder deren Vorstufen mit Formaldehyd und Cyanwasserstoff oder von Iminodiacetonitril oder Imindodiessigsäure mit entsprechenden Aldehyden und Cyanwasserstoff in wäßrig-saurem Medium |
US5621008A (en) * | 1995-10-27 | 1997-04-15 | Avon Products, Inc. | N-acyl-ethylene-triacetic acids |
US5869441A (en) * | 1997-06-05 | 1999-02-09 | Lever Brothers Company, Division Of Conopco, Inc. | Bar compositions comprising novel chelating surfactants |
US5801139A (en) * | 1997-06-05 | 1998-09-01 | Lever Brothers Company, Division Of Conopco, Inc. | Process for making bar compositions comprising novel chelating surfactants |
TWI322828B (en) * | 2002-12-23 | 2010-04-01 | Alcon Inc | Use of multifunctional surface active agents to clean contact lenses |
US7144512B2 (en) * | 2003-07-18 | 2006-12-05 | Bj Services Company | Method of reclaiming brine solutions using an organic chelant |
US7674384B2 (en) * | 2003-07-18 | 2010-03-09 | Bj Services Company | Method of reclaiming brine solutions using an organic chelant |
US7678281B2 (en) * | 2003-07-18 | 2010-03-16 | Bj Services Company | Method of reclaiming brine solutions using an organic chelant |
US7172703B2 (en) * | 2003-07-18 | 2007-02-06 | Bj Services Co | Method of reclaiming a well completion brine solutions using an organic chelant |
US8258334B2 (en) * | 2008-11-12 | 2012-09-04 | Irix Pharmaceuticals, Inc. | N-alkanoyl-N,N′,N′-alkylenediamine trialkanoic acid esters |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4704465A (en) * | 1985-11-22 | 1987-11-03 | Monsanto Company | Process for preparing ethylenediaminetetraacetonitrile |
-
1991
- 1991-12-12 US US07/806,032 patent/US5177243A/en not_active Expired - Lifetime
-
1992
- 1992-12-09 NZ NZ245407A patent/NZ245407A/en unknown
- 1992-12-11 AU AU30036/92A patent/AU652499B2/en not_active Ceased
- 1992-12-11 CA CA002085151A patent/CA2085151A1/en not_active Abandoned
- 1992-12-14 DE DE69213183T patent/DE69213183T2/de not_active Expired - Fee Related
- 1992-12-14 ES ES92311371T patent/ES2090531T3/es not_active Expired - Lifetime
- 1992-12-14 EP EP92311371A patent/EP0546866B1/de not_active Expired - Lifetime
- 1992-12-14 JP JP35356492A patent/JP3272070B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3272070B2 (ja) | 2002-04-08 |
JPH06172291A (ja) | 1994-06-21 |
CA2085151A1 (en) | 1993-06-13 |
NZ245407A (en) | 1995-03-28 |
AU3003692A (en) | 1993-06-17 |
EP0546866A3 (en) | 1993-09-08 |
AU652499B2 (en) | 1994-08-25 |
ES2090531T3 (es) | 1996-10-16 |
US5177243A (en) | 1993-01-05 |
EP0546866B1 (de) | 1996-08-28 |
DE69213183T2 (de) | 1997-04-10 |
EP0546866A2 (de) | 1993-06-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |