BR9508915A - Processo para produção de ácidos aminocarboxílicos contendo baixo teor de sal residual - Google Patents
Processo para produção de ácidos aminocarboxílicos contendo baixo teor de sal residualInfo
- Publication number
- BR9508915A BR9508915A BR9508915A BR9508915A BR9508915A BR 9508915 A BR9508915 A BR 9508915A BR 9508915 A BR9508915 A BR 9508915A BR 9508915 A BR9508915 A BR 9508915A BR 9508915 A BR9508915 A BR 9508915A
- Authority
- BR
- Brazil
- Prior art keywords
- production
- salt content
- acids containing
- containing low
- aminocarboxylic acids
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/38—Separation; Purification; Stabilisation; Use of additives
- C07C227/40—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/14—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof
- C07C227/18—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof by reactions involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/305,111 US5491259A (en) | 1994-09-13 | 1994-09-13 | Process to produce aminocarboxylic acids containing low residual salt |
PCT/US1995/011093 WO1996008464A1 (en) | 1994-09-13 | 1995-09-05 | Process to produce aminocarboxylic acids containing low residual salt |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9508915A true BR9508915A (pt) | 1998-07-14 |
Family
ID=23179378
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9508915A BR9508915A (pt) | 1994-09-13 | 1995-09-05 | Processo para produção de ácidos aminocarboxílicos contendo baixo teor de sal residual |
Country Status (7)
Country | Link |
---|---|
US (1) | US5491259A (pt) |
EP (1) | EP0781269A1 (pt) |
AU (1) | AU3463095A (pt) |
BR (1) | BR9508915A (pt) |
CA (1) | CA2198007A1 (pt) |
MX (1) | MX9701880A (pt) |
WO (1) | WO1996008464A1 (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19839209A1 (de) * | 1998-08-28 | 2000-03-02 | Fraunhofer Ges Forschung | Verfahren zur Gewinnung von festen Stoffen aus Lösungen |
IT1311984B1 (it) * | 1999-03-26 | 2002-03-22 | Bioindustria Lab Italiano Medi | Procedimento per la preparzione di gabapentin. |
NL1012975C2 (nl) * | 1999-09-03 | 2001-03-06 | Stork Friesland Bv | Werkwijze voor het verwijderen van organische stoffen (TOC), pesticiden, of andere stoffen uit een zoutoplossing. |
KR100870885B1 (ko) | 2000-11-22 | 2008-11-28 | 산도즈 게엠베하 | 세프티오퍼 나트륨 염 제조방법 |
US7211682B2 (en) * | 2003-07-21 | 2007-05-01 | Akzo Nobel N.V. | Aqueous solution of a sodium salt of HEDTA |
CA2857014C (en) | 2011-11-25 | 2018-08-14 | Biophore India Pharmaceuticals Pvt. Ltd. | Process for the purification of polyaminocarboxylates |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2276986A (en) * | 1939-09-09 | 1942-03-17 | Bell Telephone Labor Inc | Latex |
US2710876A (en) * | 1953-12-09 | 1955-06-14 | Ernst T Krebs | Nu-substituted glycine esters of gluconic acid |
US3450630A (en) * | 1963-02-07 | 1969-06-17 | Yeda Res & Dev | Method of separating metal ions |
US3911080A (en) * | 1971-09-10 | 1975-10-07 | Wright H Dudley | Air pollution control |
US3947351A (en) * | 1971-12-22 | 1976-03-30 | Asahi Glass Company, Ltd. | Acid diffusion-dialysis process utilizing anion exchange membrane of 4-55 micron thickness |
FR2283167A1 (fr) * | 1974-06-04 | 1976-03-26 | Rhone Poulenc Ind | Utilisation en dialyse selective de membranes a base de polymeres echangeurs d'ions et d'un liant |
JPS57185241A (en) * | 1981-05-07 | 1982-11-15 | Toyo Soda Mfg Co Ltd | Separating and purifying method of amino acid |
JPS5858112A (ja) * | 1981-10-03 | 1983-04-06 | Tokuyama Soda Co Ltd | 酸の回収方法 |
NZ203337A (en) * | 1982-02-26 | 1986-02-21 | M S M Lefebvre | Immobilised inorganic counter diffusion barriers and their applications |
JPS60132604A (ja) * | 1983-12-19 | 1985-07-15 | Toray Eng Co Ltd | 有機質有価物の濃縮回収方法 |
CA1242306A (en) * | 1984-07-30 | 1988-09-27 | Tenneco Canada Inc. | Acid recovery in chlorine dioxide generation |
US4652350A (en) * | 1984-12-07 | 1987-03-24 | The Dow Chemical Company | Electrochemical process |
EP0184381B1 (en) * | 1984-12-07 | 1989-05-31 | The Dow Chemical Company | Electrochemical process and cell |
US4661257A (en) * | 1985-03-13 | 1987-04-28 | Regents Of The University Of Minnesota | Liquid membrane system for the removal of nitrate from water |
DE3514348A1 (de) * | 1985-04-20 | 1986-10-23 | Basf Ag, 6700 Ludwigshafen | Verfahren zur gewinnung von waessrigen loesungen organischer saeuren oder basen aus waessrigen loesungen ihrer salze |
US4689234A (en) * | 1985-11-04 | 1987-08-25 | Dec International Inc. | Process for the production of cheese |
JPS62110704A (ja) * | 1985-11-11 | 1987-05-21 | Toyo Soda Mfg Co Ltd | フツ素系陰イオン交換膜を用いた酸・金属塩混合液からの酸の回収方法 |
US4728430A (en) * | 1986-02-10 | 1988-03-01 | Millipore Corporation | Diafiltration method |
US4677065A (en) * | 1986-03-24 | 1987-06-30 | Aktieselskabet De Danske Sukkerfabrikker | Production of improved protein isolate derived from seeds of a grain legume |
US4886889A (en) * | 1986-05-16 | 1989-12-12 | Henkel Corporation | Process for recovery of an amino acid from aqueous mixtures thereof |
US4834886A (en) * | 1987-01-08 | 1989-05-30 | Filmtec Corporation | Process for making alkali resistant hyperfiltration membrane and resulting product |
DE3861738D1 (de) * | 1987-04-16 | 1991-03-14 | Ciba Geigy Ag | Verfahren zur herstellung konzentrierter waessriger farbstoffzubereitungen. |
JPH084715B2 (ja) * | 1987-07-20 | 1996-01-24 | 味の素株式会社 | 電解質の分離方法および対イオンを有する電解質のイオン交換方法 |
GB2207618B (en) * | 1987-08-05 | 1991-05-15 | Ciba Geigy Ag | Process for treating aqueous fluids containing organic compounds and salts of polyvalent inorganic acids |
US5017480A (en) * | 1987-08-10 | 1991-05-21 | Ajimomoto Co., Inc. | Process for recovering L-amino acid from fermentation liquors |
US4933270A (en) * | 1988-09-26 | 1990-06-12 | Eastman Kodak Company | Process for the precipitation of stable colloidal dispersions of base degradable components of photographic systems in the absence of polymeric steric stabilizers |
-
1994
- 1994-09-13 US US08/305,111 patent/US5491259A/en not_active Expired - Lifetime
-
1995
- 1995-09-05 CA CA002198007A patent/CA2198007A1/en not_active Abandoned
- 1995-09-05 AU AU34630/95A patent/AU3463095A/en not_active Abandoned
- 1995-09-05 WO PCT/US1995/011093 patent/WO1996008464A1/en not_active Application Discontinuation
- 1995-09-05 MX MX9701880A patent/MX9701880A/es not_active IP Right Cessation
- 1995-09-05 EP EP95931045A patent/EP0781269A1/en not_active Ceased
- 1995-09-05 BR BR9508915A patent/BR9508915A/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CA2198007A1 (en) | 1996-03-21 |
US5491259A (en) | 1996-02-13 |
MX9701880A (es) | 1997-06-28 |
WO1996008464A1 (en) | 1996-03-21 |
EP0781269A1 (en) | 1997-07-02 |
AU3463095A (en) | 1996-03-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EG | Technical examination (opinion): publication of technical examination (opinion) | ||
FC | Decision: refusal |