FR2650282B1 - PROCESS FOR THE PREPARATION OF CHITOSAN BY N-DEACETYLATION OF CHITINE - Google Patents

PROCESS FOR THE PREPARATION OF CHITOSAN BY N-DEACETYLATION OF CHITINE

Info

Publication number
FR2650282B1
FR2650282B1 FR8910327A FR8910327A FR2650282B1 FR 2650282 B1 FR2650282 B1 FR 2650282B1 FR 8910327 A FR8910327 A FR 8910327A FR 8910327 A FR8910327 A FR 8910327A FR 2650282 B1 FR2650282 B1 FR 2650282B1
Authority
FR
France
Prior art keywords
chitine
deacetylation
chitosan
preparation
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 - Fee Related
Application number
FR8910327A
Other languages
French (fr)
Other versions
FR2650282A1 (en
Inventor
Christian Gagnieu
Michel Dubois
Sophie Pierroz
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.)
DEV UTILISATIONS CUIR
Original Assignee
DEV UTILISATIONS CUIR
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 DEV UTILISATIONS CUIR filed Critical DEV UTILISATIONS CUIR
Priority to FR8910327A priority Critical patent/FR2650282B1/en
Publication of FR2650282A1 publication Critical patent/FR2650282A1/en
Application granted granted Critical
Publication of FR2650282B1 publication Critical patent/FR2650282B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C08B37/0006—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)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
FR8910327A 1989-07-26 1989-07-26 PROCESS FOR THE PREPARATION OF CHITOSAN BY N-DEACETYLATION OF CHITINE Expired - Fee Related FR2650282B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8910327A FR2650282B1 (en) 1989-07-26 1989-07-26 PROCESS FOR THE PREPARATION OF CHITOSAN BY N-DEACETYLATION OF CHITINE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8910327A FR2650282B1 (en) 1989-07-26 1989-07-26 PROCESS FOR THE PREPARATION OF CHITOSAN BY N-DEACETYLATION OF CHITINE

Publications (2)

Publication Number Publication Date
FR2650282A1 FR2650282A1 (en) 1991-02-01
FR2650282B1 true FR2650282B1 (en) 1992-09-04

Family

ID=9384336

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8910327A Expired - Fee Related FR2650282B1 (en) 1989-07-26 1989-07-26 PROCESS FOR THE PREPARATION OF CHITOSAN BY N-DEACETYLATION OF CHITINE

Country Status (1)

Country Link
FR (1) FR2650282B1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970008132B1 (en) * 1993-02-08 1997-05-21 전동원 Preparation process of biomedical chitin and chitosan
FR2701711A1 (en) * 1993-02-17 1994-08-26 Centre Nat Rech Scient Highly deacetylated chitosan and process for obtaining it
US5670082A (en) * 1993-06-11 1997-09-23 Ciba-Geigy Corporation Bleaching auxiliary
DE59409748D1 (en) * 1993-06-11 2001-06-21 Ciba Sc Holding Ag Bleaching aids
DE19530689B4 (en) * 1995-08-08 2004-06-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Process for the production of chitosan
DK173088B1 (en) * 1998-02-02 2000-01-03 Matcon Radgivende Ing Firma Process for the preparation of chitosan by deacetylation of chitin, using the one used in the deacetylation
NO982673L (en) * 1998-06-10 1999-12-13 Bioeffect As Preparation of chitosan
TW583190B (en) * 2001-04-04 2004-04-11 Dainichiseika Color Chem Purified chitins and production process thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4195175A (en) * 1978-01-03 1980-03-25 Johnson Edwin L Process for the manufacture of chitosan
US4619995A (en) * 1984-12-24 1986-10-28 Nova Chem Limited N,O-carboxymethyl chitosan and preparative method therefor

Also Published As

Publication number Publication date
FR2650282A1 (en) 1991-02-01

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Legal Events

Date Code Title Description
ST Notification of lapse