FR2341595A1 - Solvants pour dissoudre et purifier la chitine, et produit ainsi obtenu - Google Patents

Solvants pour dissoudre et purifier la chitine, et produit ainsi obtenu

Info

Publication number
FR2341595A1
FR2341595A1 FR7704843A FR7704843A FR2341595A1 FR 2341595 A1 FR2341595 A1 FR 2341595A1 FR 7704843 A FR7704843 A FR 7704843A FR 7704843 A FR7704843 A FR 7704843A FR 2341595 A1 FR2341595 A1 FR 2341595A1
Authority
FR
France
Prior art keywords
chitine
purifying
dissolving
solvents
obtained product
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.)
Granted
Application number
FR7704843A
Other languages
English (en)
Other versions
FR2341595B1 (fr
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.)
University of Delaware
Original Assignee
University of Delaware
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
Priority claimed from US05/659,280 external-priority patent/US4062921A/en
Application filed by University of Delaware filed Critical University of Delaware
Publication of FR2341595A1 publication Critical patent/FR2341595A1/fr
Application granted granted Critical
Publication of FR2341595B1 publication Critical patent/FR2341595B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
    • C08L5/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
    • 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
    • C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
    • C08B37/0027—2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
    • C08B37/003—Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Artificial Filaments (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
FR7704843A 1976-02-19 1977-02-18 Solvants pour dissoudre et purifier la chitine, et produit ainsi obtenu Granted FR2341595A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/659,280 US4062921A (en) 1976-02-19 1976-02-19 Solvents for and purification of chitin
US05/728,257 US4059457A (en) 1976-02-19 1976-09-30 Chitin solution

Publications (2)

Publication Number Publication Date
FR2341595A1 true FR2341595A1 (fr) 1977-09-16
FR2341595B1 FR2341595B1 (fr) 1980-04-18

Family

ID=27097797

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7704843A Granted FR2341595A1 (fr) 1976-02-19 1977-02-18 Solvants pour dissoudre et purifier la chitine, et produit ainsi obtenu

Country Status (6)

Country Link
US (1) US4059457A (fr)
JP (1) JPS52100499A (fr)
CA (1) CA1062703A (fr)
DE (1) DE2707164C2 (fr)
FR (1) FR2341595A1 (fr)
GB (1) GB1511219A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2466473A1 (fr) * 1979-07-25 1981-04-10 Itt
EP0136013A2 (fr) * 1983-08-08 1985-04-03 Unitika Ltd. Procédé de fabrication d'un distributeur biodégradable de médicaments et distributeur de médicaments produit par ce procédé

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52114748A (en) * 1976-03-17 1977-09-26 Baba Sangyo Kikai Winding device of warp starching machine
US4125708A (en) * 1977-02-15 1978-11-14 The United States Of America As Represented By The Secretary Of Agriculture Chitosan modified with anionic agent and glutaraldehyde
JPS53127500A (en) * 1977-04-11 1978-11-07 Mitsubishi Rayon Co Ltd Chitin dope
US4278790A (en) * 1978-07-31 1981-07-14 Hopkins Agricultural Chemical Co. Novel cellulose solutions
US4309534A (en) * 1979-02-15 1982-01-05 University Of Delaware Renatured chitosan and process of making same
JPS5716999A (en) * 1980-06-17 1982-01-28 Kogyo Gijutsuin Production of regenerated chitin fiber paper
JPS58127736A (ja) * 1982-01-26 1983-07-29 Unitika Ltd キチン成形品の製造法
JPS5968347A (ja) * 1982-10-13 1984-04-18 Unitika Ltd キチンド−プ
JPS59125908A (ja) * 1982-12-28 1984-07-20 Unitika Ltd キチンからなる中空繊維及びその製造方法
DE3312022A1 (de) * 1983-04-02 1984-10-11 Akzo Gmbh, 5600 Wuppertal Verfahren zur herstellung von wasserunloeslichen fasern aus cellulosemonoestern der maleinsaeure, bernsteinsaeure und phthalsaeure mit einem extrem hohen absorptionsvermoegen fuer wasser und physiologische fluessigkeiten
US4532267A (en) * 1984-02-15 1985-07-30 Board Of Regents, University Of Washington Vision correction lens made from an aminopolysaccharide compound or an ether or ester thereof
US5290752A (en) * 1984-03-16 1994-03-01 Unitika Ltd. Method for preparation of a shaped chitin body containing a physiologically active substance
US4701444A (en) * 1984-08-28 1987-10-20 Ramot University Authority For Applied Research And Industrial Development Ltd. Topical pharmaceutical preparations containing chitin soluble extract
US5122371A (en) * 1986-12-09 1992-06-16 Chaslow Fred I Biologically active agent having antihypertensive activity in mammals
US5021207A (en) * 1986-12-16 1991-06-04 E. I. Du Pont De Nemours And Company High strength fibers from chitin derivatives
JPH01198601A (ja) * 1987-12-23 1989-08-10 Nippon Suisan Kaisha Ltd イカキチン成形体
JPH03356U (fr) * 1989-05-24 1991-01-07
EP1114144A1 (fr) 1998-09-16 2001-07-11 Oncopharmaceutical, Inc. Traitement des tumeurs oncologiques par formulation injectable a base d'agent perturbateur pour appareil de golgi
JP2000297103A (ja) * 1999-04-16 2000-10-24 Daicel Chem Ind Ltd キチン誘導体の製造方法
WO2002028387A1 (fr) 2000-10-03 2002-04-11 Oncopharmaceutical, Inc. Inhibiteurs de l'angiogenese et de la croissance des tumeurs pour administration locale et systemique
US8414925B2 (en) * 2005-10-12 2013-04-09 Thomas Freier Processing of acylchitosan hydrogels
FR2892939B1 (fr) * 2005-11-10 2010-01-22 Groupement Coeur Artificiel Total Carpentier Matra Carmat Materiau hemocompatible composite et son procede d'obtention

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL109113C (fr) * 1957-03-27
US3892731A (en) * 1973-11-23 1975-07-01 Univ Delaware Solvents for and purification of chitin

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2466473A1 (fr) * 1979-07-25 1981-04-10 Itt
EP0136013A2 (fr) * 1983-08-08 1985-04-03 Unitika Ltd. Procédé de fabrication d'un distributeur biodégradable de médicaments et distributeur de médicaments produit par ce procédé
EP0136013A3 (en) * 1983-08-08 1986-02-12 Unitika Ltd. Method for manufacture of biodegradable drug donor and drug donor made thereby

Also Published As

Publication number Publication date
GB1511219A (en) 1978-05-17
DE2707164C2 (de) 1985-05-23
US4059457A (en) 1977-11-22
CA1062703A (fr) 1979-09-18
DE2707164A1 (de) 1977-08-25
JPS6145655B2 (fr) 1986-10-09
FR2341595B1 (fr) 1980-04-18
JPS52100499A (en) 1977-08-23

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