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PE20010609A1 - Quitosana y metodo para la preparacion de quitosana - Google Patents

Quitosana y metodo para la preparacion de quitosana

Info

Publication number
PE20010609A1
PE20010609A1 PE2000000746A PE0007462000A PE20010609A1 PE 20010609 A1 PE20010609 A1 PE 20010609A1 PE 2000000746 A PE2000000746 A PE 2000000746A PE 0007462000 A PE0007462000 A PE 0007462000A PE 20010609 A1 PE20010609 A1 PE 20010609A1
Authority
PE
Peru
Prior art keywords
chitosane
biomass
chitosan
chitin
caustic solution
Prior art date
Application number
PE2000000746A
Other languages
English (en)
Inventor
Weiyu Fan
John A Bohlmann
James D Steinke
Joseph P Henning
Ki-Oh Hwang
James R Trinkle
Original Assignee
Cargill Inc
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 Cargill Inc filed Critical Cargill Inc
Publication of PE20010609A1 publication Critical patent/PE20010609A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00—Preparation of compounds containing saccharide radicals
    • C12P19/26—Preparation of nitrogen-containing carbohydrates
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
    • A23L29/00—Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/20—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents
    • A23L29/275—Foods or foodstuffs containing additives; Preparation or treatment thereof containing gelling or thickening agents of animal origin, e.g. chitin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/70—Carbohydrates; Sugars; Derivatives thereof
    • A61K31/715—Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
    • A61K31/716—Glucans
    • A61K31/722—Chitin, chitosan
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S435/00—Chemistry: molecular biology and microbiology
    • Y10S435/8215—Microorganisms
    • Y10S435/911—Microorganisms using fungi
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S435/00—Chemistry: molecular biology and microbiology
    • Y10S435/8215—Microorganisms
    • Y10S435/911—Microorganisms using fungi
    • Y10S435/913—Aspergillus
    • Y10S435/917—Aspergillus niger
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S435/00—Chemistry: molecular biology and microbiology
    • Y10S435/8215—Microorganisms
    • Y10S435/911—Microorganisms using fungi
    • Y10S435/921—Candida
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
    • Y10T442/2525—Coating or impregnation functions biologically [e.g., insect repellent, antiseptic, insecticide, bactericide, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Biochemistry (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Genetics & Genomics (AREA)
  • Microbiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biotechnology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dispersion Chemistry (AREA)
  • Nutrition Science (AREA)
  • Food Science & Technology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

EN DONDE LA QUITOSANA ES DERIVADO DE BIOMASA MICROBIANA TAL COMO CANDIDA GUILLERMONDII, ASPERGILLUS NIGER Y ASPERGILLUS TERREUS, Y TIENE MAS DE 85% DE DESACETILACION DE GRUPOS N-ACETILO EN LA QUITINA. EL METODO COMPRENDE: a) PROPORCIONAR BIOMASA CONTENIENDO QUITINA; b) REACCIONAR DICHA BIOMASA, EN UNA SOLUCION CAUSTICA DE MAS DE 25% ALCALI A UNA TEMPERATURA DE REACCION MAYOR A 95°C DURANTE POR LO MENOS 10 HORAS PARA CONVERTIR LA QUITINA A QUITOSANA; c) LAVAR LA BIOMASA DESACETILADA CON UNA SOLUCION CAUSTICA; d) RECUPERAR LA QUITOSANA; e) PRECIPITAR LA QUITOSANA; Y, f) SECAR LA QUITOSANA PRECIPITADA. ADEMAS, UNA SOLUCION DE 1% EN PESO DE UN MATERIAL CONTENIENDO QUITOSANA EN 1% DE ACIDO ACETICO ACUOSO TIENE UNA VISCOSIDAD MENOR DE 25 cPo A 25°C Y UNA TURBIDEZ MENOR DE 40 NTU
PE2000000746A 2000-03-15 2000-07-25 Quitosana y metodo para la preparacion de quitosana PE20010609A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18956000P 2000-03-15 2000-03-15

Publications (1)

Publication Number Publication Date
PE20010609A1 true PE20010609A1 (es) 2001-05-24

Family

ID=22697851

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2000000746A PE20010609A1 (es) 2000-03-15 2000-07-25 Quitosana y metodo para la preparacion de quitosana

Country Status (10)

Country Link
US (2) US6972284B2 (es)
EP (1) EP1272528B1 (es)
KR (1) KR20010091847A (es)
AR (1) AR024921A1 (es)
AU (1) AU2000266079A1 (es)
BR (1) BR0003114A (es)
CA (1) CA2313836C (es)
MX (1) MXPA02009042A (es)
PE (1) PE20010609A1 (es)
WO (1) WO2001068714A1 (es)

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Publication number Priority date Publication date Assignee Title
US7816514B2 (en) 2001-02-16 2010-10-19 Cargill, Incorporated Glucosamine and method of making glucosamine from microbial biomass
NO20015986D0 (no) 2001-08-02 2001-12-06 Einar J Mustaparta Produktet chitosan, samt fremstillingsmetode og anvendelse av chitosan
IS6085A (is) * 2001-09-26 2003-03-27 Genis Ehf. Lyfjablanda með kítósan óligómerum
KR100451399B1 (ko) * 2001-11-02 2004-10-06 주식회사 건풍바이오 키토산의 아세틸화 방법
BE1014638A6 (fr) 2002-02-12 2004-02-03 Univ Liege Methode de preparation de derives de la paroi cellulaire a partir de biomasse.
AU2003221828A1 (en) * 2002-04-02 2003-10-27 Cargill, Inc. Chitosan production
CA2501820C (en) * 2002-10-08 2009-12-15 Ricom Corporation Chitosan-containing polysaccharide, method for preparing the same and use thereof
US7544785B2 (en) * 2003-06-06 2009-06-09 Venture Chemicals, Inc. Process for the treatment for chitinaceous materials and for the deacetylation of chitin
WO2005118952A1 (en) * 2004-06-01 2005-12-15 Pulp And Paper Research Institute Of Canada Papermaking additive
CA2586587C (en) * 2004-11-25 2011-01-04 Dainichiseika Color & Chemicals Mfg. Co., Ltd. Method of determining tropomyosin in chitosan
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US20090022799A1 (en) * 2006-10-06 2009-01-22 Shikha Pramanik Barman Compositions that contain beta-glucan to be used for the prevention and treatment of disease and methods for their use
US20080188649A1 (en) * 2007-02-01 2008-08-07 Hygieia Health Co., Ltd. Method for producing glucosamine from microbial biomass
EP3075842A1 (en) * 2009-12-23 2016-10-05 Agrinos AS Biodegradation process and composition
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WO2011097566A1 (en) * 2010-02-08 2011-08-11 Renewable Process Technologies Llc System and method for producing biomaterials
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FR2981075A1 (fr) 2011-10-11 2013-04-12 Kitozyme Procede de preparation de glucans a partir d'aspergillus niger
WO2013131079A1 (en) * 2012-03-02 2013-09-06 President And Fellows Of Harvard College Fabrication of 3-d articles with chitosan
US9249235B2 (en) 2013-03-15 2016-02-02 Johannes van Leeuwen Processes for isolating chitin and chitosan from fungal biomass
GB201309788D0 (en) * 2013-05-31 2013-07-17 Medtrade Products Ltd Process for the removal of contamination from a raw material
CN107320767A (zh) * 2017-06-05 2017-11-07 浙江工业大学 一种含n‑糖基化壳聚糖的快速成膜流体敷料及其制备与应用
CN112424234A (zh) * 2018-06-08 2021-02-26 麦基托科学公司 制备壳聚糖的方法
WO2021136882A1 (en) * 2019-12-30 2021-07-08 Kemira Oyj Animal free chitosan and methods and uses related thereto
EP4138791A1 (en) 2020-04-20 2023-03-01 Board of Regents, The University of Texas System Biologically active dry powder compositions and method of their manufacture and use
KR102574114B1 (ko) * 2021-02-17 2023-09-04 한국화학연구원 아세틸화된 키토산 마이크로 입자의 제조방법 및 이로부터 제조된 아세틸화된 키토산 마이크로 입자.
BE1030387B1 (fr) * 2022-03-24 2023-10-24 Kitozyme S A Procédé de production de chitosane à partir de mycélium fongique

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Also Published As

Publication number Publication date
CA2313836A1 (en) 2001-09-15
CA2313836C (en) 2009-06-09
US20020025945A1 (en) 2002-02-28
BR0003114A (pt) 2001-12-04
KR20010091847A (ko) 2001-10-23
MXPA02009042A (es) 2003-04-25
EP1272528B1 (en) 2012-08-22
AU2000266079A1 (en) 2001-09-24
US20050245482A1 (en) 2005-11-03
US7413881B2 (en) 2008-08-19
US6972284B2 (en) 2005-12-06
EP1272528A1 (en) 2003-01-08
AR024921A1 (es) 2002-10-30
WO2001068714A1 (en) 2001-09-20

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