ES2087471T3 - Esteres gelan. - Google Patents

Esteres gelan.

Info

Publication number
ES2087471T3
ES2087471T3 ES92400352T ES92400352T ES2087471T3 ES 2087471 T3 ES2087471 T3 ES 2087471T3 ES 92400352 T ES92400352 T ES 92400352T ES 92400352 T ES92400352 T ES 92400352T ES 2087471 T3 ES2087471 T3 ES 2087471T3
Authority
ES
Spain
Prior art keywords
gellan
salts
total
ester
partial esters
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 - Lifetime
Application number
ES92400352T
Other languages
English (en)
Inventor
Valle Francesco Della
Vittorio Crescenzi
Lanfranco Callegaro
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fidia SpA
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.)
Filing date
Publication date
Application filed by Fidia SpA filed Critical Fidia SpA
Application granted granted Critical
Publication of ES2087471T3 publication Critical patent/ES2087471T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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

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)
  • Cosmetics (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Semiconductor Lasers (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Materials For Medical Uses (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

EN LOS ESTERES TOTALES Y PARCIALES DE GELAN, EL COMPONENTE DEL ALCOHOL ESTERIFICADOR SE DERIVA DE ALCOHOLES ALIFATICOS, ARALIFATICOS, CICLOALIFATICOS O ETEROCICLICOS; Y LAS SALES DE DICHOS ESTERES PARCIALES SE OBTIENEN CON BASES INORGANICAS U ORGANICAS. UNA PREPARACION FARMACEUTICA CONTIENE, COMO INGREDIENTE ACTIVO, UNA CANTIDAD EFECTIVA DE UN ESTER DE GELAN O DE UNA DE SUS SALES SEGUN SE HA DEFINIDO, O DE UNA DE SUS SALES JUNTO CON UN EXCIPIENTE FARMACOLOGICAMENTE ACEPTABLE. EL ESTER TOTAL O PARCIAL DE GELAN O UNA SAL DEL MISMO SE USA COMO OFTALMOLOGIA, DERMATOLOGIA, OTORRINOLARINGOLOGIA, ESTOMATOLOGIA, ANGIOLOGIA, OBSTETRICIA O NEUROLOGIA.
ES92400352T 1991-02-11 1992-02-11 Esteres gelan. Expired - Lifetime ES2087471T3 (es)

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
ES2087471T3 true ES2087471T3 (es) 1996-07-16

Family

ID=26331761

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92400352T Expired - Lifetime ES2087471T3 (es) 1991-02-11 1992-02-11 Esteres gelan.

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2319601A1 (es) * 2007-06-29 2009-05-08 Universidad De Murcia Polimeros filmogenos.

Families Citing this family (12)

* 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
ATE219381T1 (de) * 1995-02-07 2002-07-15 Fidia Advanced Biopolymers Srl Verfahren zur beschichtung von gegenständen mit hyaluronsäure, dessen derivaten und halbsynthetischen polymeren
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
KR20180127634A (ko) * 2016-03-24 2018-11-29 스템매터스, 바이오테크놀로지아 이 메디시나 리제네레티바, 에스.에이. 젤란 검 하이드로겔(gellan gum hydrogels), 제조, 방법 및 그 용도
US11732059B2 (en) 2020-07-17 2023-08-22 Cp Kelco U.S., Inc. Sphingan oligosaccharides
EP4395796A1 (en) 2021-09-01 2024-07-10 Shanghai Qisheng Biological Preparation Co., Ltd. Cartilage regeneration using injectable, in situ polymerizable collagen compositions containing chondrocytes or stem cells

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT70476A (en) * 1978-12-04 1979-12-01 Merck & Co Inc Process for preparing polysaccharide s-60
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
IT1203814B (it) * 1986-06-30 1989-02-23 Fidia Farmaceutici Esteri dell'acido alginico
US5147861A (en) * 1986-06-30 1992-09-15 Fidia S.P.A. Esters of alginic acid
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2319601A1 (es) * 2007-06-29 2009-05-08 Universidad De Murcia Polimeros filmogenos.

Also Published As

Publication number Publication date
DE69210879D1 (de) 1996-06-27
EP0518710B1 (en) 1996-05-22
DE69210879T2 (de) 1996-10-17
EP0518710A1 (en) 1992-12-16
CA2061016A1 (en) 1992-08-12
US5332809A (en) 1994-07-26
ATE138389T1 (de) 1996-06-15
JPH05239104A (ja) 1993-09-17

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