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DE69839311D1 - Verfahren zum vernetzen von filmen, folien und schüttgut - Google Patents

Verfahren zum vernetzen von filmen, folien und schüttgut

Info

Publication number
DE69839311D1
DE69839311D1 DE69839311T DE69839311T DE69839311D1 DE 69839311 D1 DE69839311 D1 DE 69839311D1 DE 69839311 T DE69839311 T DE 69839311T DE 69839311 T DE69839311 T DE 69839311T DE 69839311 D1 DE69839311 D1 DE 69839311D1
Authority
DE
Germany
Prior art keywords
foils
networking
films
sheets
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 - Lifetime
Application number
DE69839311T
Other languages
English (en)
Other versions
DE69839311T2 (de
Inventor
Scott F Timmons
Cheryl R Blanchard
Robert A Smith
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.)
Keraplast Technologies Ltd
Original Assignee
Keraplast Technologies Ltd
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 US09/198,998 external-priority patent/US6110487A/en
Application filed by Keraplast Technologies Ltd filed Critical Keraplast Technologies Ltd
Publication of DE69839311D1 publication Critical patent/DE69839311D1/de
Application granted granted Critical
Publication of DE69839311T2 publication Critical patent/DE69839311T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N5/00—Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor
    • C12N5/0068—General culture methods using substrates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
    • A61K35/12—Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells
    • A61K35/36—Skin; Hair; Nails; Sebaceous glands; Cerumen; Epidermis; Epithelial cells; Keratinocytes; Langerhans cells; Ectodermal cells
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00—Medicinal preparations containing peptides
    • A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • A61K38/17—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • A61K38/1703—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates
    • A61K38/1709—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates from mammals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00—Medicinal preparations containing peptides
    • A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • A61K38/17—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • A61K38/39—Connective tissue peptides, e.g. collagen, elastin, laminin, fibronectin, vitronectin, cold insoluble globulin [CIG]
    • 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
    • A61K9/70—Web, sheet or filament bases ; Films; Fibres of the matrix type containing drug
    • 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
    • A61L15/32—Proteins, polypeptides; Degradation products or derivatives thereof, e.g. albumin, collagen, fibrin, gelatin
    • 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
    • A61L26/0009—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials
    • A61L26/0028—Polypeptides; Proteins; Degradation products thereof
    • A61L26/0047—Specific proteins or polypeptides not covered by groups A61L26/0033 - A61L26/0042
    • 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
    • A61L26/0061—Use of materials characterised by their function or physical properties
    • A61L26/008—Hydrogels or hydrocolloids
    • 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
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/14—Macromolecular materials
    • A61L27/22—Polypeptides or derivatives thereof, e.g. degradation products
    • A61L27/227—Other specific proteins or polypeptides not covered by A61L27/222, A61L27/225 or A61L27/24
    • 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
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/28—Materials for coating prostheses
    • A61L27/34—Macromolecular materials
    • 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
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L27/60—Materials for use in artificial skin
    • 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
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • A61L31/04—Macromolecular materials
    • A61L31/043—Proteins; Polypeptides; Degradation products thereof
    • A61L31/047—Other specific proteins or polypeptides not covered by A61L31/044 - A61L31/046
    • 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
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • A61L31/08—Materials for coatings
    • A61L31/10—Macromolecular materials
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K14/00—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
    • C07K14/435—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • C07K14/46—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates
    • C07K14/47—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates from mammals
    • C07K14/4701—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans from vertebrates from mammals not used
    • C07K14/4741—Keratin; Cytokeratin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H1/00—Macromolecular products derived from proteins
    • C08H1/06—Macromolecular products derived from proteins derived from horn, hoofs, hair, skin or leather
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N2533/00—Supports or coatings for cell culture, characterised by material
    • C12N2533/50—Proteins
    • 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
    • Y10S530/00—Chemistry: natural resins or derivatives; peptides or proteins; lignins or reaction products thereof
    • Y10S530/827—Proteins from mammals or birds
    • Y10S530/842—Skin; hair; nails; sebaceous glands; cerumen

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Public Health (AREA)
  • Medicinal Chemistry (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Biomedical Technology (AREA)
  • Dermatology (AREA)
  • Materials Engineering (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Biotechnology (AREA)
  • Immunology (AREA)
  • Genetics & Genomics (AREA)
  • Transplantation (AREA)
  • Biochemistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Cell Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Vascular Medicine (AREA)
  • Wood Science & Technology (AREA)
  • Microbiology (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Toxicology (AREA)
  • Hematology (AREA)
  • Developmental Biology & Embryology (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Dispersion Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Virology (AREA)
DE69839311T 1997-11-26 1998-11-25 Verfahren zum vernetzen von filmen, folien und schüttgut Expired - Lifetime DE69839311T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US08/979,526 US5948432A (en) 1997-11-26 1997-11-26 Keratin-based sheet material for biomedical applications and method of production
US198998 1998-11-24
US09/198,998 US6110487A (en) 1997-11-26 1998-11-24 Method of making porous keratin scaffolds and products of same
PCT/US1998/024915 WO1999026570A1 (en) 1997-11-26 1998-11-25 Method of cross-linking keratin-based films, sheets, and bulk materials
US979526 2007-10-12

Publications (2)

Publication Number Publication Date
DE69839311D1 true DE69839311D1 (de) 2008-05-08
DE69839311T2 DE69839311T2 (de) 2009-04-16

Family

ID=25526947

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69839311T Expired - Lifetime DE69839311T2 (de) 1997-11-26 1998-11-25 Verfahren zum vernetzen von filmen, folien und schüttgut

Country Status (2)

Country Link
US (2) US5948432A (de)
DE (1) DE69839311T2 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6528483B2 (en) 1995-06-07 2003-03-04 André Beaulieu Method of producing concentrated non-buffered solutions of fibronectin
US7112320B1 (en) 1995-06-07 2006-09-26 Andre Beaulieu Solid wound healing formulations containing fibronectin
US6746485B1 (en) 1999-02-18 2004-06-08 St. Francis Medical Technologies, Inc. Hair used as a biologic disk, replacement, and/or structure and method
US6270793B1 (en) 1999-09-13 2001-08-07 Keraplast Technologies, Ltd. Absorbent keratin wound dressing
US6783546B2 (en) 1999-09-13 2004-08-31 Keraplast Technologies, Ltd. Implantable prosthetic or tissue expanding device
US6371984B1 (en) 1999-09-13 2002-04-16 Keraplast Technologies, Ltd. Implantable prosthetic or tissue expanding device
US6316598B1 (en) * 1999-09-13 2001-11-13 Keraplast Technologies, Ltd. Water absorbent keratin and gel formed therefrom
US6544548B1 (en) * 1999-09-13 2003-04-08 Keraplast Technologies, Ltd. Keratin-based powders and hydrogel for pharmaceutical applications
US6461628B1 (en) 1999-09-13 2002-10-08 Keraplast Technologies, Ltd. Non-woven keratin cell scaffold
WO2003035722A1 (en) * 2001-09-25 2003-05-01 Southwest Research Institute Methods for controlling peptide solubility, chemically modified peptides, and stable solvent systems for producing same
US7001987B2 (en) * 2002-04-22 2006-02-21 Keraplast Technologies, Ltd. Hydrogel with controllable mechanical, chemical, and biological properties and method for making same
US6989437B2 (en) * 2002-04-10 2006-01-24 Keraplast Technologies, Ltd. Methods for producing, films comprising, and methods for using heterogeneous crosslinked protein networks
NZ536159A (en) * 2002-04-10 2006-05-26 Keraplast Tech Ltd Tissue defect dressings comprising a keratin network
US20040120910A1 (en) * 2002-04-10 2004-06-24 Dyke Mark Van Methods for producing, films comprising, and methods for using heterogeneous crosslinked protein networks
US6914126B2 (en) * 2002-04-10 2005-07-05 Keraplast Technologies, Ltd. Methods for producing, films comprising, and methods for using heterogenous crosslinked protein networks
US20040082717A1 (en) * 2002-06-24 2004-04-29 Southwest Research Institute Keratin-silicone copolymers and interpenetrating networks (IPN's), methods of production and methods of use thereof
US20040062793A1 (en) * 2002-07-05 2004-04-01 Dyke Mark Van Tissue defect dressings comprising proteinaceous networks
US7163321B2 (en) * 2002-07-25 2007-01-16 Steven Contarino Emergency vehicle grille
US7439012B2 (en) * 2004-08-17 2008-10-21 Wake Forest University Health Sciences Ambient stored blood plasma expanders containing keratose
AU2006244575A1 (en) 2005-05-06 2006-11-16 Keraplast Technologies, Ltd. Hydratable keratin compositions
US8920827B2 (en) 2005-10-21 2014-12-30 Wake Forest University Health Sciences Keratin bioceramic compositions
US7892573B2 (en) * 2006-02-10 2011-02-22 Wake Forest University Health Sciences Nerve regeneration employing keratin biomaterials
US8273702B2 (en) * 2006-02-17 2012-09-25 Wake Forest University Health Sciences Wound healing compositions containing keratin biomaterials
WO2007098053A2 (en) 2006-02-17 2007-08-30 Wake Forest University Health Sciences Coatings and biomedical implants formed from keratin biomaterials
US9068162B2 (en) * 2007-08-17 2015-06-30 Wake Forest University Health Sciences Keratin biomaterials for cell culture and methods of use
US20090047260A1 (en) * 2007-08-17 2009-02-19 Wake Forest University Health Sciences Keratin biomaterials for cell culture and methods of use
US20090308399A1 (en) * 2008-06-13 2009-12-17 Carelaine Llc Std barrier
WO2010132673A1 (en) 2009-05-13 2010-11-18 Keraplast Technologies, Ltd. Biopolymer materials
WO2011109808A1 (en) * 2010-03-05 2011-09-09 Wake Forest University Health Sciences Controlled delivery system
WO2011112575A1 (en) * 2010-03-08 2011-09-15 Wake Forest University Health Sciences Keratin biomaterials for treatment of ischemia
CA2818166C (en) 2010-11-17 2019-04-30 Wake Forest University Health Sciences Keratin compositions for treatment of bone deficiency or injury
US9700631B2 (en) 2011-08-17 2017-07-11 KeraNetics, LLC Low protein percentage gelling compositions
WO2013025928A2 (en) 2011-08-17 2013-02-21 Keranetics Llc Methods for extracting keratin proteins
US9827245B2 (en) 2013-03-15 2017-11-28 KeraNetics, LLC Keratin compositions comprising halofuginone
WO2018200372A1 (en) * 2017-04-24 2018-11-01 Cell Constructs I, Llc Skin-protective hydrogel wound dressing
US20200376154A1 (en) * 2018-02-20 2020-12-03 Cell Constructs I, Llc Proteins having wound healing efficacy and method for isolation from human hair
CN110279891A (zh) * 2018-03-19 2019-09-27 凯利得科技股份有限公司 由人体毛发制成的医用组合物及其制备方法和应用
EP4532528A1 (de) * 2022-05-27 2025-04-09 Stimlabs LLC Keratinproteinextrakte, zusammensetzungen, verfahren und verwendungen davon

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FR2661414B1 (fr) * 1990-04-25 1995-03-24 Michel Jean Pierre Produit a base de keratines modifiees, son procede de preparation et les applications notamment en medecine humaine ou veterinaire.
EP0453624B1 (de) * 1990-04-25 1999-01-13 Descente Ltd. Faser mit hoher Feuchtigkeitsabsorption
JPH0482561A (ja) * 1990-07-26 1992-03-16 Niigata High Supinaa Kk 創傷被覆材
US5276138A (en) * 1990-09-17 1994-01-04 Kurashiki Boseki Kabushiki Kaisha Process for solubilizing animal hair
JPH04281856A (ja) * 1991-03-11 1992-10-07 Ajinomoto Takara Corp:Kk ケラチン微細粉末の製造方法
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Also Published As

Publication number Publication date
US5948432A (en) 1999-09-07
US6165496A (en) 2000-12-26
DE69839311T2 (de) 2009-04-16

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