MX9206417A - Metodo para hacer espuma de poliuretano. - Google Patents

Metodo para hacer espuma de poliuretano.

Info

Publication number
MX9206417A
MX9206417A MX9206417A MX9206417A MX9206417A MX 9206417 A MX9206417 A MX 9206417A MX 9206417 A MX9206417 A MX 9206417A MX 9206417 A MX9206417 A MX 9206417A MX 9206417 A MX9206417 A MX 9206417A
Authority
MX
Mexico
Prior art keywords
polyurethane foam
isocyanate
weight
making polyurethane
capped
Prior art date
Application number
MX9206417A
Other languages
English (en)
Inventor
Catherine L Cheong
Original Assignee
Johnson & Johnson Medical
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 Johnson & Johnson Medical filed Critical Johnson & Johnson Medical
Publication of MX9206417A publication Critical patent/MX9206417A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4833—Polyethers containing oxyethylene units
    • C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
    • 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
    • A61L15/26—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds; 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
    • 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
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/425—Porous materials, e.g. foams or sponges
    • 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
    • A61L26/0019—Chemical aspects of, or use of materials for, wound dressings or bandages in liquid, gel or powder form containing macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/0066—≥ 150kg/m3
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2210/00—Compositions for preparing hydrogels

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Veterinary Medicine (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Hematology (AREA)
  • Dispersion Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Materials For Medical Uses (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Measurement Of Force In General (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Una espuma de poliuretano adecuada para usarse como una capa de contacto con heridas en una venda para heridas se hace mezclando una parte en peso de un prepolímero bloqueado con isocianato que tiene de 0.5 a 1.2 meq de grupos NCO/gramo con una cantidad de 0.4 a 1.0 partes en peso de alcohol monohídrico de C1 a C3, y después secando el producto.
MX9206417A 1991-11-07 1992-11-06 Metodo para hacer espuma de poliuretano. MX9206417A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919123708A GB9123708D0 (en) 1991-11-07 1991-11-07 Method of making polyurethane foam

Publications (1)

Publication Number Publication Date
MX9206417A true MX9206417A (es) 1993-10-01

Family

ID=10704275

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9206417A MX9206417A (es) 1991-11-07 1992-11-06 Metodo para hacer espuma de poliuretano.

Country Status (15)

Country Link
US (1) US5571529A (es)
EP (1) EP0541391B1 (es)
JP (1) JP3345059B2 (es)
AT (1) ATE167202T1 (es)
AU (1) AU660727B2 (es)
BR (1) BR9204328A (es)
CA (1) CA2082364C (es)
DE (1) DE69225864T2 (es)
DK (1) DK0541391T3 (es)
ES (1) ES2117036T3 (es)
FI (1) FI925008A (es)
GB (1) GB9123708D0 (es)
MX (1) MX9206417A (es)
NO (1) NO302890B1 (es)
SG (1) SG89233A1 (es)

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GB9903097D0 (en) 1999-02-11 1999-03-31 Johnson & Johnson Medical Ltd Poyurethane foams for use in wound dressings
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GB2350280B (en) * 1999-05-26 2003-05-28 Johnson & Johnson Medical Ltd Wound dressing support
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GB2369799B (en) * 2000-12-07 2004-07-07 Johnson & Johnson Medical Ltd Layered polyurethane materials
CN1257203C (zh) 2001-04-27 2006-05-24 亨茨曼国际有限公司 用于制备粘弹性泡沫的方法
GB2382305B (en) 2001-11-23 2004-12-15 Johnson & Johnson Medical Ltd Absorbent wound dressings containing a hydrogel layer
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GB2382989B (en) * 2001-12-14 2005-03-16 Johnson & Johnson Medical Ltd Polyurethane foam cavity wound dressings
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GB2393120A (en) 2002-09-18 2004-03-24 Johnson & Johnson Medical Ltd Compositions for wound treatment
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GB2395906B (en) 2002-12-06 2006-06-14 Johnson & Johnson Medical Ltd Wound dressings containing an enzyme therapeutic agent
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ATE403448T1 (de) 2003-04-28 2008-08-15 Johnson & Johnson Medical Ltd Schmerz-empfindliche therapeutische wundverbände
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KR20100052499A (ko) 2007-08-01 2010-05-19 에디컨인코포레이티드 콜라겐-관련 펩티드 및 이의 용도
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Also Published As

Publication number Publication date
DK0541391T3 (da) 1999-03-22
DE69225864D1 (de) 1998-07-16
AU2749992A (en) 1993-05-13
ES2117036T3 (es) 1998-08-01
FI925008A0 (fi) 1992-11-05
JPH06192383A (ja) 1994-07-12
SG89233A1 (en) 2002-06-18
AU660727B2 (en) 1995-07-06
ATE167202T1 (de) 1998-06-15
FI925008A (fi) 1993-05-08
NO302890B1 (no) 1998-05-04
JP3345059B2 (ja) 2002-11-18
EP0541391B1 (en) 1998-06-10
BR9204328A (pt) 1993-05-11
DE69225864T2 (de) 1998-12-03
GB9123708D0 (en) 1992-01-02
CA2082364A1 (en) 1993-05-08
NO924287L (no) 1993-05-10
EP0541391A1 (en) 1993-05-12
NO924287D0 (no) 1992-11-06
CA2082364C (en) 2003-08-19
US5571529A (en) 1996-11-05

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