ATE138389T1 - Gellanester - Google Patents

Gellanester

Info

Publication number: ATE138389T1
Authority: AT; Austria
Prior art keywords: gellan; salts; ester; total; partial esters
Prior art date: 1991-02-11

Application number

AT92400352T

Other languages

English (en)

Inventor

Valle Francesco Della

Vittorio Crescenzi

Lanfranco Callegaro

Original Assignee

Fidia Spa

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.)

1991-02-11

Filing date

1992-02-11

Publication date

1996-06-15

1992-02-11 Application filed by Fidia Spa filed Critical Fidia Spa

1996-06-15 Application granted granted Critical

1996-06-15 Publication of ATE138389T1 publication Critical patent/ATE138389T1/de

Links

150000002148 esters Chemical class 0.000 abstract 4
150000003839 salts Chemical class 0.000 abstract 4
229920002148 Gellan gum Polymers 0.000 abstract 3
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 1
239000004480 active ingredient Substances 0.000 abstract 1
125000001931 aliphatic group Chemical group 0.000 abstract 1
-1 heterocyclic alcohols Chemical class 0.000 abstract 1
150000007529 inorganic bases Chemical class 0.000 abstract 1
150000007530 organic bases Chemical class 0.000 abstract 1
239000000546 pharmaceutical excipient Substances 0.000 abstract 1
239000000825 pharmaceutical preparation Substances 0.000 abstract 1

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

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Health & Medical Sciences (AREA)
Polymers & Plastics (AREA)
Engineering & Computer Science (AREA)
Biochemistry (AREA)
Materials Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
General Health & Medical Sciences (AREA)
Organic Chemistry (AREA)
Molecular Biology (AREA)
Medicinal Preparation (AREA)
Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Cosmetics (AREA)
Semiconductor Lasers (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Coloring Foods And Improving Nutritive Qualities (AREA)
Materials For Medical Uses (AREA)
Nitrogen Condensed Heterocyclic Rings (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)

AT92400352T 1991-02-11 1992-02-11 Gellanester ATE138389T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
ITPA910033		1991-02-11
US07/833,517 US5332809A (en)	1991-02-11	1992-02-11	Partial esters of gellan

Publications (1)

Publication Number	Publication Date
ATE138389T1 true ATE138389T1 (de)	1996-06-15

Family

ID=26331761

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT92400352T ATE138389T1 (de)	1991-02-11	1992-02-11	Gellanester

Country Status (7)

Country	Link
US (1)	US5332809A (de)
EP (1)	EP0518710B1 (de)
JP (1)	JPH05239104A (de)
AT (1)	ATE138389T1 (de)
CA (1)	CA2061016A1 (de)
DE (1)	DE69210879T2 (de)
ES (1)	ES2087471T3 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1264322B (it) *	1992-07-30	1996-09-23	Lanfranco Callegaro	Esteri di gellano autoreticolato, procedimento di preparazione e loro applicazioni farmaceutiche e biomedico-sanitarie
IT1263394B (it)	1993-07-30	1996-08-05	Fidia Advanced Biopolymers Srl	Composizioni farmaceutiche per uso topico a base di acido ialuronico e suoi derivati
IT1268955B1 (it) *	1994-03-11	1997-03-18	Fidia Advanced Biopolymers Srl	Esteri attivi di polisaccaridi carbossilici
GB9410092D0 (en) *	1994-05-19	1994-07-06	Kelco Int Ltd	Emulsion, method and use
PL182804B1 (pl) *	1995-02-07	2002-03-29	Fidia Advanced Biopolymers	Sposób powlekania powierzchni przedmiotu kwasem hialuronowym lub pochodną kwasu hialuronowego i sposób powlekania powierzchni przedmiotu polimerem półsyntetycznym
US5883103A (en) *	1995-06-07	1999-03-16	Shire Laboratories Inc.	Oral acyclovir delivery
IT1294797B1 (it)	1997-07-28	1999-04-15	Fidia Advanced Biopolymers Srl	Uso dei derivati dell'acido ialuronico nella preparazione di biomateriali aventi attivita' emostatica fisica e tamponante
US7015013B2 (en) *	2003-05-15	2006-03-21	3D Vision Systems, Llc	Method for localized staining of an intact corneal tissue surface
US20050106270A1 (en) *	2003-10-06	2005-05-19	Devore Dale P.	Chemical treatment of in vivo tissue to alter charge and net charge density characteristics
ES2319601B1 (es) *	2007-06-29	2010-02-12	Universidad De Murcia	Polimeros filmogenos.
JP7042749B2 (ja) *	2016-03-24	2022-03-28	ステマッターズバイオテクノロジアエメディシナレジェネラティヴァエスアー	ジェランガムヒドロゲル、調製物、方法、およびそれらの使用
US11732059B2 (en) *	2020-07-17	2023-08-22	Cp Kelco U.S., Inc.	Sphingan oligosaccharides
WO2023030435A1 (en)	2021-09-01	2023-03-09	Shanghai Qisheng Biological Preparation Co., Ltd.	Cartilage regeneration using injectable, in situ polymerizable collagen compositions containing chondrocytes or stem cells
US12304974B2 (en)	2021-12-28	2025-05-20	Shanghai Qisheng Biological Preparation Co., Ltd.	Hyaluronic acid-collagen copolymer compositions and medical applications thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1160582A (en) *	1978-12-04	1984-01-17	Kenneth S. Kang	Polysaccharide s-60 and bacterial fermentation process for its preparation
US4326053A (en) *	1978-12-04	1982-04-20	Merck & Co., Inc.	Polysaccharide S-60 and bacterial fermentation process for its preparation
US4851521A (en) *	1985-07-08	1989-07-25	Fidia, S.P.A.	Esters of hyaluronic acid
US5147861A (en) *	1986-06-30	1992-09-15	Fidia S.P.A.	Esters of alginic acid
IT1203814B (it) *	1986-06-30	1989-02-23	Fidia Farmaceutici	Esteri dell'acido alginico
AU5505990A (en) *	1989-05-16	1990-11-22	Ismail Carbik	Polysaccharide mixture with immune stimulating and antiproliferating effect, method of production and medicines containing the substances

1992
- 1992-02-11 ES ES92400352T patent/ES2087471T3/es not_active Expired - Lifetime
- 1992-02-11 AT AT92400352T patent/ATE138389T1/de active
- 1992-02-11 DE DE69210879T patent/DE69210879T2/de not_active Expired - Fee Related
- 1992-02-11 US US07/833,517 patent/US5332809A/en not_active Expired - Lifetime
- 1992-02-11 EP EP92400352A patent/EP0518710B1/de not_active Expired - Lifetime
- 1992-02-11 CA CA002061016A patent/CA2061016A1/en not_active Abandoned
- 1992-02-12 JP JP4025514A patent/JPH05239104A/ja active Pending

Also Published As

Publication number	Publication date
DE69210879T2 (de)	1996-10-17
CA2061016A1 (en)	1992-08-12
US5332809A (en)	1994-07-26
EP0518710B1 (de)	1996-05-22
ES2087471T3 (es)	1996-07-16
EP0518710A1 (de)	1992-12-16
JPH05239104A (ja)	1993-09-17
DE69210879D1 (de)	1996-06-27

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