PT91402A - Processo para a preparacao de polimeros iodados de esqueleto, dextrano - Google Patents

Processo para a preparacao de polimeros iodados de esqueleto, dextrano

Info

Publication number: PT91402A
Authority: PT; Portugal
Prior art keywords: pct; dextrane; iodate; skeletal; polymers
Prior art date: 1988-08-10

Application number

PT91402A

Other languages

English (en)

Other versions

PT91402B (pt

Inventor

Michel Schaefer

Didier Doucet

Dominique Meyer

Dominique Paris

Original Assignee

Guerbet Sa

Priority date (The priority date 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 date listed.)

1988-08-10

Filing date

1989-08-08

Publication date

1990-03-08

1989-08-08 Application filed by Guerbet Sa filed Critical Guerbet Sa

1990-03-08 Publication of PT91402A publication Critical patent/PT91402A/pt

1995-05-04 Publication of PT91402B publication Critical patent/PT91402B/pt

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
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0009—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid alpha-D-Glucans, e.g. polydextrose, alternan, glycogen; (alpha-1,4)(alpha-1,6)-D-Glucans; (alpha-1,3)(alpha-1,4)-D-Glucans, e.g. isolichenan or nigeran; (alpha-1,4)-D-Glucans; (alpha-1,3)-D-Glucans, e.g. pseudonigeran; Derivatives thereof
- C08B37/0021—Dextran, i.e. (alpha-1,4)-D-glucan; Derivatives thereof, e.g. Sephadex, i.e. crosslinked dextran
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K49/00—Preparations for testing in vivo
- A61K49/04—X-ray contrast preparations
- A61K49/0433—X-ray contrast preparations containing an organic halogenated X-ray contrast-enhancing agent
- A61K49/0442—Polymeric X-ray contrast-enhancing agent comprising a halogenated group

Landscapes

Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Chemical & Material Sciences (AREA)
General Health & Medical Sciences (AREA)
Biochemistry (AREA)
Medicinal Chemistry (AREA)
Veterinary Medicine (AREA)
Molecular Biology (AREA)
Animal Behavior & Ethology (AREA)
Engineering & Computer Science (AREA)
Epidemiology (AREA)
Materials Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Public Health (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)
Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
Medicinal Preparation (AREA)
Cosmetics (AREA)
Polymerisation Methods In General (AREA)

PT91402A 1988-08-10 1989-08-08 Processo para a preparacao de polimeros iodados de esqueleto, dextrano PT91402B (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8810794A FR2635327B1 (fr)	1988-08-10	1988-08-10	Polymeres iodes, a squelette dextrane, leurs procedes de preparation et leurs applications comme produits de contraste

Publications (2)

Publication Number	Publication Date
PT91402A true PT91402A (pt)	1990-03-08
PT91402B PT91402B (pt)	1995-05-04

Family

ID=9369277

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT91402A PT91402B (pt)	1988-08-10	1989-08-08	Processo para a preparacao de polimeros iodados de esqueleto, dextrano

Country Status (11)

Country	Link
US (1)	US5126440A (pt)
EP (1)	EP0354836B1 (pt)
JP (1)	JPH03501867A (pt)
AT (1)	ATE85058T1 (pt)
AU (1)	AU614180B2 (pt)
CA (1)	CA1327356C (pt)
DE (1)	DE68904617T2 (pt)
ES (1)	ES2046510T3 (pt)
FR (1)	FR2635327B1 (pt)
PT (1)	PT91402B (pt)
WO (1)	WO1990001500A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5705178A (en) *	1991-05-31	1998-01-06	Gliatech, Inc.	Methods and compositions based on inhibition of cell invasion and fibrosis by anionic polymers
US5605938A (en) *	1991-05-31	1997-02-25	Gliatech, Inc.	Methods and compositions for inhibition of cell invasion and fibrosis using dextran sulfate
US5871713A (en) *	1991-12-04	1999-02-16	Guerbet S.A.	Macromolecular polyamine iodine-containing compound, process for its preparation and its use as a contrast agent
JPH07506085A (ja) *	1991-12-04	1995-07-06	ゲルベ　エス．アー．	新規なヨード含有ポリアミン系巨大分子化合物，その調製法，およびその造影剤としての応用
FR2684678B1 (fr) *	1991-12-04	1995-03-10	Guerbet Sa	Nouveau compose macromoleculaire polyamine iode, son procede de preparation et son utilisation comme agent de contraste.
FR2688508A1 (fr) *	1992-03-13	1993-09-17	Guerbet Sa	Nouveau produit de contraste iode, son procede de preparation et son utilisation comme agent de contraste.
FR2703055B1 (fr) *	1993-03-22	1995-07-07	Guerbet Sa	Nouveaux composés polyiodés, leur préparation et leur utilisation en tant que produits de contraste pour la radiologie .
AU3524295A (en) *	1994-09-22	1996-04-09	Guerbet S.A.	Iodinated derivatives, preparation and use thereof as contrast agents in x-ray radiology
ATE181547T1 (de) *	1994-09-22	1999-07-15	Guerbet Sa	Iodo-verbindungen, ihre herstellung und verwendung als kontrastmittel für röntgen- radiologie
IL113926A (en) *	1995-05-31	2000-06-01	Korenstein Rafi	Contrast medium with improved patient's tolerance thereto and its use
NO20055702D0 (no)	2005-12-02	2005-12-02	Amersham Health As	Contrast agents
WO2007094677A1 (en)	2006-02-14	2007-08-23	Ge Healthcare As	Contrast agents
US8124806B2 (en)	2006-02-15	2012-02-28	Ge Healthcare As	Contrast agents
US7662859B2 (en)	2007-02-16	2010-02-16	Ge Healthcare As	Contrast agents

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2708174A (en) *	1952-11-15	1955-05-10	Commercial Solvents Corp	Clinical dextran composition
SE403255B (sv) *	1972-09-19	1978-08-07	Pharmacia Ab	Rontgenkontrastmedel i vilket ett rontgenkontrastgivande emne utgores av en polymer i vilken ingar jodsubstituerade aromatiska grupper
US4069306A (en) *	1974-03-14	1978-01-17	Pharmacia Aktiebolag	X-ray contrast preparation containing a hydrophilic polymer containing amino groups
US4406878A (en) *	1978-08-02	1983-09-27	Eastman Kodak Company	Iodinated contrast agent for radiography
FR2555589B1 (fr) *	1983-11-30	1986-05-16	Choay Sa	Nouveaux derives du dextrane a activites anticoagulante en anti-inflammatoire, leur procede de preparation et utilisation de ces derives en tant qu'anticoagulants et en tant que substituts du plasma sanguin
US4822594A (en) *	1987-01-27	1989-04-18	Gibby Wendell A	Contrast enhancing agents for magnetic resonance images
FR2610935B1 (fr) *	1987-02-13	1989-09-01	Guerbet Sa	Polymeres iodes, leurs procedes de preparation et leurs applications comme produits de contraste

1988
- 1988-08-10 FR FR8810794A patent/FR2635327B1/fr not_active Expired - Fee Related
1989
- 1989-08-03 EP EP89402211A patent/EP0354836B1/fr not_active Expired - Lifetime
- 1989-08-03 ES ES198989402211T patent/ES2046510T3/es not_active Expired - Lifetime
- 1989-08-03 DE DE8989402211T patent/DE68904617T2/de not_active Expired - Fee Related
- 1989-08-03 WO PCT/FR1989/000409 patent/WO1990001500A1/fr not_active Ceased
- 1989-08-03 AU AU40686/89A patent/AU614180B2/en not_active Ceased
- 1989-08-03 JP JP1508855A patent/JPH03501867A/ja active Pending
- 1989-08-03 AT AT89402211T patent/ATE85058T1/de not_active IP Right Cessation
- 1989-08-08 PT PT91402A patent/PT91402B/pt active IP Right Grant
- 1989-08-09 CA CA000607836A patent/CA1327356C/fr not_active Expired - Fee Related
- 1989-08-10 US US07/474,735 patent/US5126440A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
FR2635327B1 (fr)	1990-11-16
AU614180B2 (en)	1991-08-22
DE68904617T2 (de)	1993-07-29
ES2046510T3 (es)	1994-02-01
ATE85058T1 (de)	1993-02-15
EP0354836A1 (fr)	1990-02-14
US5126440A (en)	1992-06-30
FR2635327A1 (fr)	1990-02-16
EP0354836B1 (fr)	1993-01-27
AU4068689A (en)	1990-03-05
CA1327356C (fr)	1994-03-01
DE68904617D1 (de)	1993-03-11
WO1990001500A1 (fr)	1990-02-22
PT91402B (pt)	1995-05-04
JPH03501867A (ja)	1991-04-25

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Legal Events

Date	Code	Title	Description
1995-05-04	FG3A	Patent granted, date of granting	Effective date: 19941010