PT98430B - Processo para a preparacao de heparinas calcicas - Google Patents
Processo para a preparacao de heparinas calcicas Download PDFInfo
- Publication number
- PT98430B PT98430B PT98430A PT9843091A PT98430B PT 98430 B PT98430 B PT 98430B PT 98430 A PT98430 A PT 98430A PT 9843091 A PT9843091 A PT 9843091A PT 98430 B PT98430 B PT 98430B
- Authority
- PT
- Portugal
- Prior art keywords
- heparin
- electrodialysis
- calcium
- solution
- membranes
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
- C08B37/0063—Glycosaminoglycans or mucopolysaccharides, e.g. keratan sulfate; Derivatives thereof, e.g. fucoidan
- C08B37/0075—Heparin; Heparan sulfate; Derivatives thereof, e.g. heparosan; Purification or extraction methods thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Molecular Biology (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Materials For Medical Uses (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Seasonings (AREA)
Description
Claims (6)
- REIVINDICAÇÕES lâ. - Processo para a preparação de um sal de cálcio de heparina ou de seus fragmentos ou fracções, caracterizado por fazer circular uma solução de sal de sódio de heparina ou de suas fracções ou fragmentos e uma solução de um sal solúvel de cálcio, dentro de um aparelho de electrodiálise que compreende membranaspermeáveis aos aniSes e de membranas permeáveis aos catiSes nuaia sucessão alternada, permitindo a circulação dos líquidos.ter
- 2sí. — ProuesSu de acordo com a reivindicação í, carac— ado por a electrodiálise ser conduzida sobre uma tensão de 2 vo1tz cm.
- 3â. ·- Processo de acordo com a reivindicação í, carac— terizado por a eletrodiáliss ser conduzida sobre uma tensão de 5 a 3® volt/cm.
- 4ê. - Processo de acordo com qualquer uma das reivindicações 1 a 3, caracterizado por as membranas utilizadas permitirem a. passagem unicamente de moléculas tendo um peso molecular inferior a. cerca de 5€>® daltons.
- 5â. - Processo de acordo com qualquer uma das reivindicações 1 a 4, cara.cterizado por como sal de câcio se utilizar o óâ. — Processo de ã 5. caracterizado cações 1 acordo com qualquer u.ma das reivindipor a electrodiálise ser conduzida a uma. temperatura, desde ® a 8®°C.— í O ~
- 7â. - Processo de acordo com a reivindicação 6, terizado por a electrodiálise ser conduzida â temperatura te,
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9009653A FR2665163B1 (fr) | 1990-07-27 | 1990-07-27 | Procede pour la preparation d'heparines calciques. |
Publications (2)
Publication Number | Publication Date |
---|---|
PT98430A PT98430A (pt) | 1992-05-29 |
PT98430B true PT98430B (pt) | 1999-01-29 |
Family
ID=9399192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT98430A PT98430B (pt) | 1990-07-27 | 1991-07-24 | Processo para a preparacao de heparinas calcicas |
Country Status (13)
Country | Link |
---|---|
EP (1) | EP0469965B1 (pt) |
JP (1) | JP3025346B2 (pt) |
AT (1) | ATE90691T1 (pt) |
CA (1) | CA2047978C (pt) |
CZ (1) | CZ280167B6 (pt) |
DE (1) | DE69100130D1 (pt) |
ES (1) | ES2057812T3 (pt) |
FI (1) | FI101383B (pt) |
FR (1) | FR2665163B1 (pt) |
HU (1) | HU214027B (pt) |
IE (1) | IE66120B1 (pt) |
PL (1) | PL166250B1 (pt) |
PT (1) | PT98430B (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103408676A (zh) * | 2013-07-15 | 2013-11-27 | 河北常山生化药业股份有限公司 | 一种那屈肝素钙制备工艺 |
CN103601820A (zh) * | 2013-10-31 | 2014-02-26 | 安徽工贸职业技术学院 | 一种肝素锂的制备方法 |
CN104072637B (zh) * | 2014-07-07 | 2017-02-08 | 兆科药业(合肥)有限公司 | 一种低分子量肝素钙的制备方法 |
CN104072638B (zh) * | 2014-07-07 | 2016-08-31 | 兆科药业(合肥)有限公司 | 一种那屈肝素钙的制备方法 |
CN107286271A (zh) * | 2017-08-10 | 2017-10-24 | 盐城盛大肠衣食品有限公司 | 一种树脂吸附提取肝素钠装置 |
CN110894246A (zh) * | 2019-12-31 | 2020-03-20 | 湖北亿诺瑞生物制药有限公司 | 一种提高低分子量肝素钙中钙含量的方法 |
CN113960246A (zh) * | 2021-09-08 | 2022-01-21 | 南京南大药业有限责任公司 | 一种无有机溶剂残留的低分子量肝素钠生产方法及设备 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH586059A5 (pt) * | 1974-11-29 | 1977-03-31 | Yeda Res & Dev | |
US4009088A (en) * | 1975-03-10 | 1977-02-22 | Rauma-Repola Oy | Process for producing aqueous solutions of sodium, ammonium and magnesium sulphite |
IT1141263B (it) * | 1980-02-29 | 1986-10-01 | Italfarmaco Spa | Metodo per la preparazione di eparinato di calcio |
JPS6480408A (en) * | 1987-09-24 | 1989-03-27 | Tosoh Corp | Separation of metal ion by electrodialysis |
-
1990
- 1990-07-27 FR FR9009653A patent/FR2665163B1/fr not_active Expired - Fee Related
-
1991
- 1991-07-12 HU HU912352A patent/HU214027B/hu unknown
- 1991-07-16 IE IE248791A patent/IE66120B1/en not_active IP Right Cessation
- 1991-07-23 CZ CS912306A patent/CZ280167B6/cs not_active IP Right Cessation
- 1991-07-24 AT AT91402067T patent/ATE90691T1/de active
- 1991-07-24 ES ES91402067T patent/ES2057812T3/es not_active Expired - Lifetime
- 1991-07-24 EP EP91402067A patent/EP0469965B1/fr not_active Expired - Lifetime
- 1991-07-24 PT PT98430A patent/PT98430B/pt not_active IP Right Cessation
- 1991-07-24 DE DE9191402067T patent/DE69100130D1/de not_active Expired - Lifetime
- 1991-07-25 PL PL91291244A patent/PL166250B1/pl unknown
- 1991-07-26 JP JP3187309A patent/JP3025346B2/ja not_active Expired - Lifetime
- 1991-07-26 FI FI913596A patent/FI101383B/fi not_active IP Right Cessation
- 1991-07-26 CA CA002047978A patent/CA2047978C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69100130D1 (de) | 1993-07-22 |
CA2047978A1 (en) | 1992-01-28 |
IE66120B1 (en) | 1995-12-13 |
IE912487A1 (en) | 1992-01-29 |
HUT58769A (en) | 1992-03-30 |
EP0469965A3 (en) | 1992-04-08 |
PL291244A1 (en) | 1992-04-06 |
HU214027B (en) | 1997-12-29 |
ATE90691T1 (de) | 1993-07-15 |
FI101383B1 (fi) | 1998-06-15 |
EP0469965B1 (fr) | 1993-06-16 |
FR2665163A1 (fr) | 1992-01-31 |
FI913596A (fi) | 1992-01-28 |
CA2047978C (en) | 2001-02-27 |
CS230691A3 (en) | 1992-02-19 |
PT98430A (pt) | 1992-05-29 |
FI913596A0 (fi) | 1991-07-26 |
JP3025346B2 (ja) | 2000-03-27 |
ES2057812T3 (es) | 1994-10-16 |
JPH04233902A (ja) | 1992-08-21 |
FI101383B (fi) | 1998-06-15 |
FR2665163B1 (fr) | 1992-10-16 |
PL166250B1 (pl) | 1995-04-28 |
CZ280167B6 (cs) | 1995-11-15 |
EP0469965A2 (fr) | 1992-02-05 |
HU912352D0 (en) | 1991-12-30 |
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Legal Events
Date | Code | Title | Description |
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BB1A | Laying open of patent application |
Effective date: 19920128 |
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FG3A | Patent granted, date of granting |
Effective date: 19981016 |
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PC3A | Transfer or assignment |
Free format text: 20011002 SANOFI-SYNTHELABO FR |
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PD3A | Change of proprietorship |
Free format text: SANOFI-AVENTIS FR Effective date: 20050117 |
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MM4A | Annulment/lapse due to non-payment of fees, searched and examined patent |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 20130416 |
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MM4A | Annulment/lapse due to non-payment of fees, searched and examined patent |
Free format text: MAXIMUM VALIDITY LIMIT REACHED Effective date: 20131016 |