ITRM20050585A1 - Nanofibrille di chitina spray-dried, metodo di produzione ed usi. - Google Patents

Nanofibrille di chitina spray-dried, metodo di produzione ed usi.

Info

Publication number
ITRM20050585A1
ITRM20050585A1 IT000585A ITRM20050585A ITRM20050585A1 IT RM20050585 A1 ITRM20050585 A1 IT RM20050585A1 IT 000585 A IT000585 A IT 000585A IT RM20050585 A ITRM20050585 A IT RM20050585A IT RM20050585 A1 ITRM20050585 A1 IT RM20050585A1
Authority
IT
Italy
Prior art keywords
nanofibrille
chitin
spray
dried
production method
Prior art date
Application number
IT000585A
Other languages
English (en)
Inventor
Pierfrancesco Morganti
Corrado Muzzarelli
Original Assignee
Mavi Sud S R L
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 Mavi Sud S R L filed Critical Mavi Sud S R L
Priority to IT000585A priority Critical patent/ITRM20050585A1/it
Priority to US12/094,912 priority patent/US8552164B2/en
Priority to EP06831908A priority patent/EP1957543A1/en
Priority to PCT/IB2006/054403 priority patent/WO2007060628A1/en
Publication of ITRM20050585A1 publication Critical patent/ITRM20050585A1/it

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/28—Polysaccharides or their derivatives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L26/00—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/122—Pulverisation by spraying
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2400/00—Materials characterised by their function or physical properties
    • A61L2400/12—Nanosized materials, e.g. nanofibres, nanoparticles, nanowires, nanotubes; Nanostructured surfaces
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2305/00—Characterised by the use of polysaccharides or of their derivatives not provided for in groups C08J2301/00 or C08J2303/00
    • C08J2305/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hematology (AREA)
  • Cosmetics (AREA)
  • Medicinal Preparation (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
IT000585A 2005-11-23 2005-11-23 Nanofibrille di chitina spray-dried, metodo di produzione ed usi. ITRM20050585A1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT000585A ITRM20050585A1 (it) 2005-11-23 2005-11-23 Nanofibrille di chitina spray-dried, metodo di produzione ed usi.
US12/094,912 US8552164B2 (en) 2005-11-23 2006-11-23 Spray-dried chitin nanofibrils, method for production and uses thereof
EP06831908A EP1957543A1 (en) 2005-11-23 2006-11-23 Spray-dried chitin nanofibrils, method for production and uses thereof
PCT/IB2006/054403 WO2007060628A1 (en) 2005-11-23 2006-11-23 Spray-dried chitin nanofibrils, method for production and uses thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000585A ITRM20050585A1 (it) 2005-11-23 2005-11-23 Nanofibrille di chitina spray-dried, metodo di produzione ed usi.

Publications (1)

Publication Number Publication Date
ITRM20050585A1 true ITRM20050585A1 (it) 2007-05-24

Family

ID=37913947

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000585A ITRM20050585A1 (it) 2005-11-23 2005-11-23 Nanofibrille di chitina spray-dried, metodo di produzione ed usi.

Country Status (4)

Country Link
US (1) US8552164B2 (it)
EP (1) EP1957543A1 (it)
IT (1) ITRM20050585A1 (it)
WO (1) WO2007060628A1 (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011139749A2 (en) * 2010-04-27 2011-11-10 University Of Maine System Board Of Trustees Method for drying cellulose nanofibrils
US9469802B2 (en) 2013-02-28 2016-10-18 Halliburton Energy Services, Inc. Chitin nanocrystal containing wellbore fluids
CN103319625A (zh) * 2013-07-03 2013-09-25 南京信息工程大学 一种甲壳素纳米晶悬浮液及具有液晶性的甲壳素纳米晶胶体和液晶膜
US9169376B2 (en) 2013-07-05 2015-10-27 Boco Technology Inc. Chitin nanowhisker composites and methods
CN105764536A (zh) * 2013-10-02 2016-07-13 马维苏德有限责任公司 包括具有金属的几丁质纳米纤维的复合物的悬浮液和材料
KR102511882B1 (ko) 2014-08-05 2023-03-17 더 유니버시티 오브 멤피스 골 및 연부 조직의 치유 및 재생을 강화하기 위한 조성물 및 방법
EP2995321B1 (en) * 2014-09-15 2017-07-26 Procter & Gamble International Operations SA A consumer goods product comprising chitin nanofibrils, lignin and a polymer or co-polymer
US11479657B2 (en) 2018-05-18 2022-10-25 Paul Albee, SR. System and method for fabricating nanoparticle filler material dispersions and producing improved compounds containing hydrophobic plastic polymers
CN109609485B (zh) * 2019-01-02 2022-06-28 吉林中粮生化有限公司 一种甲壳素脱乙酰酶及其应用
IT201900000749A1 (it) * 2019-01-17 2020-07-17 Texol S R L Metodo di preparazione di derivati della chitina tramite trattamento con ultrasuoni

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0171254B1 (en) 1984-08-03 1991-06-19 Unitika Ltd. Shaped chitin body
US6602994B1 (en) * 1999-02-10 2003-08-05 Hercules Incorporated Derivatized microfibrillar polysaccharide
JP2003055232A (ja) * 2001-08-17 2003-02-26 Nichinichi Seiyaku Kk アレルギー抑制剤
GB0126923D0 (en) * 2001-11-09 2002-01-02 Procter & Gamble Chitosan compositions
US20040176477A1 (en) 2003-03-06 2004-09-09 The Procter & Gamble Company Chitosan powder
KR100545404B1 (ko) * 2003-10-02 2006-01-24 재단법인서울대학교산학협력재단 키틴 또는 키토산의 나노섬유(초극세섬유)를 구성성분으로하는 부직포
ITRM20040539A1 (it) * 2004-11-02 2005-02-02 Mavi Sud S R L Preparati a base di chitina o suoi derivati per uso cosmetico o medico.

Also Published As

Publication number Publication date
US8552164B2 (en) 2013-10-08
US20090203642A1 (en) 2009-08-13
WO2007060628A1 (en) 2007-05-31
EP1957543A1 (en) 2008-08-20

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