NO964519D0 - Process for the preparation of chitosanalkyl derivatives - Google Patents

Process for the preparation of chitosanalkyl derivatives

Info

Publication number
NO964519D0
NO964519D0 NO964519A NO964519A NO964519D0 NO 964519 D0 NO964519 D0 NO 964519D0 NO 964519 A NO964519 A NO 964519A NO 964519 A NO964519 A NO 964519A NO 964519 D0 NO964519 D0 NO 964519D0
Authority
NO
Norway
Prior art keywords
chitosanalkyl
derivatives
preparation
chitosanalkyl derivatives
Prior art date
Application number
NO964519A
Other languages
Norwegian (no)
Other versions
NO964519L (en
Inventor
Fritz Loth
Original Assignee
Fraunhofer Ges Forschung
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 Fraunhofer Ges Forschung filed Critical Fraunhofer Ges Forschung
Publication of NO964519D0 publication Critical patent/NO964519D0/en
Publication of NO964519L publication Critical patent/NO964519L/en

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
NO964519A 1995-12-05 1996-10-24 Process for the preparation of chitosanalkyl derivatives NO964519L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1995145325 DE19545325B4 (en) 1995-12-05 1995-12-05 Process for the preparation of chitosanalkyl derivatives

Publications (2)

Publication Number Publication Date
NO964519D0 true NO964519D0 (en) 1996-10-24
NO964519L NO964519L (en) 1997-06-06

Family

ID=7779226

Family Applications (1)

Application Number Title Priority Date Filing Date
NO964519A NO964519L (en) 1995-12-05 1996-10-24 Process for the preparation of chitosanalkyl derivatives

Country Status (4)

Country Link
EP (1) EP0778286A3 (en)
DE (1) DE19545325B4 (en)
NO (1) NO964519L (en)
PL (1) PL317318A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1992364A1 (en) * 2007-05-16 2008-11-19 Biosuma S.r.l. Carboxylated polysaccharides phosphated or bisphosphonated derivatives, optionally cross-linked, and their preparation and biomedical uses
FR3016882A1 (en) 2014-01-30 2015-07-31 Sofradim Production PROCESS FOR THE PREPARATION OF HIGH-DEGREE ACETYLATION CHITOSAN

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE858696C (en) * 1943-05-13 1952-12-08 Henkel & Cie Gmbh Process for the manufacture of products containing ether of chitosan
US4423346A (en) 1981-05-13 1983-12-27 Hitachi Koki Company, Limited Safety device for preventing overspeed
DE3223423A1 (en) * 1982-06-23 1983-12-29 Wella Ag, 6100 Darmstadt COSMETIC AGENTS BASED ON CHITOSAN DERIVATIVES, NEW CHITOSAN DERIVATIVES AND METHOD FOR PRODUCING THESE DERIVATIVES
DE3245784A1 (en) * 1982-12-10 1984-06-14 Wella Ag, 6100 Darmstadt COSMETIC AGENT BASED ON QUATERNAUS CHITOSAN DERIVATIVES, NEW QUATERNAERE CHITOSAN DERIVATIVES AND METHOD FOR THE PRODUCTION THEREOF
JPS6134004A (en) * 1984-07-25 1986-02-18 Kao Corp Novel cationized chitin and its production
DE3432227A1 (en) * 1984-09-01 1986-03-13 Wella Ag, 6100 Darmstadt Sulphopropyl derivatives of chitin and chitosan, process for their preparation, and their use
US4619995A (en) * 1984-12-24 1986-10-28 Nova Chem Limited N,O-carboxymethyl chitosan and preparative method therefor
DE3501891A1 (en) * 1985-01-22 1986-07-24 Wella Ag, 6100 Darmstadt COSMETIC AGENTS BASED ON QUATERNAUS CHITOSAN DERIVATIVES, NEW QUATERNAERE HYDROXYPROPYL-SUBSTITUTED CHITOSAN DERIVATIVES AND METHOD FOR THE PRODUCTION THEREOF
DE3502833A1 (en) * 1985-01-29 1986-07-31 Wella Ag, 6100 Darmstadt COSMETIC AGENTS BASED ON QUATERNAUS CHITOSAN DERIVATIVES, NEW QUATERNAERE HYDROXYETHYL-SUBSTITUTED CHITOSAN DERIVATIVES AND METHOD FOR THE PRODUCTION THEREOF
US4845204A (en) * 1985-02-07 1989-07-04 Wella Aktiengesellschaft Cosmetic compositions on the basis of alkyl-hydroxypropyl-substituted chitosan derivatives, new chitosan derivatives and processes for the production thereof
DE3602402A1 (en) * 1986-01-28 1987-07-30 Wella Ag Cosmetic compositions based on N-hydroxyethylchitosans, N-hydroxyethylchitosans and a process for their preparation
DE3903797A1 (en) * 1989-02-09 1990-08-16 Hoechst Ag METHOD FOR THE PRODUCTION OF ACTIVATED CHITOSANS AND THE USE THEREOF IN THE PRODUCTION OF CHITOSAN DERIVATIVES
SU1666459A1 (en) * 1989-07-10 1991-07-30 Московский Текстильный Институт Им.А.Н.Косыгина Method for obtaining carboxymethyl ester of chitin
JPH0676441B2 (en) * 1989-12-12 1994-09-28 第一工業製薬株式会社 Method for producing carboxymethyl ether salt of chitosan
JPH0680704A (en) * 1992-09-01 1994-03-22 Dainichiseika Color & Chem Mfg Co Ltd Hydroxyalkylchitosan salt, its production and cosmetic composition
JP3228574B2 (en) 1992-11-17 2001-11-12 オリンパス光学工業株式会社 camera
DE4310088A1 (en) * 1993-03-27 1994-09-29 Hoechst Ag Process for the preparation and workup of aqueous medium-soluble N-hydroxyalkyl chitosans

Also Published As

Publication number Publication date
PL317318A1 (en) 1997-06-09
NO964519L (en) 1997-06-06
DE19545325A1 (en) 1997-06-12
EP0778286A3 (en) 1998-02-25
EP0778286A2 (en) 1997-06-11
DE19545325B4 (en) 2005-03-03

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