FR2318183A1 - Procede pour preparer une mousse biodegradable de polyurethane reticule - Google Patents

Procede pour preparer une mousse biodegradable de polyurethane reticule

Info

Publication number
FR2318183A1
FR2318183A1 FR7621874A FR7621874A FR2318183A1 FR 2318183 A1 FR2318183 A1 FR 2318183A1 FR 7621874 A FR7621874 A FR 7621874A FR 7621874 A FR7621874 A FR 7621874A FR 2318183 A1 FR2318183 A1 FR 2318183A1
Authority
FR
France
Prior art keywords
preparing
cross
linked polyurethane
biodegradable foam
biodegradable
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.)
Granted
Application number
FR7621874A
Other languages
English (en)
French (fr)
Other versions
FR2318183B1 (enExample
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.)
GCP Products UK Ltd
WR Grace and Co Conn
Original Assignee
WR Grace Ltd
WR Grace and Co Conn
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 WR Grace Ltd, WR Grace and Co Conn filed Critical WR Grace Ltd
Publication of FR2318183A1 publication Critical patent/FR2318183A1/fr
Application granted granted Critical
Publication of FR2318183B1 publication Critical patent/FR2318183B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3203—Polyhydroxy compounds
    • C08G18/3221—Polyhydroxy compounds hydroxylated esters of carboxylic acids other than higher fatty acids
    • 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
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4266—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones
    • C08G18/4283—Hydroxycarboxylic acid or ester
    • 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
    • C08G18/4887—Polyethers containing carboxylic ester groups derived from carboxylic acids other than acids of higher fatty oils or other than resin acids
    • 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
    • C08G18/4891—Polyethers modified with higher fatty oils or their acids or by resin acids
    • 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
    • C08G2110/0008—Foam properties flexible
    • 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
    • C08G2110/005—< 50kg/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
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/0058—≥50 and <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
    • C08G2230/00—Compositions for preparing biodegradable polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Materials For Medical Uses (AREA)
FR7621874A 1975-07-18 1976-07-16 Procede pour preparer une mousse biodegradable de polyurethane reticule Granted FR2318183A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59725875A 1975-07-18 1975-07-18

Publications (2)

Publication Number Publication Date
FR2318183A1 true FR2318183A1 (fr) 1977-02-11
FR2318183B1 FR2318183B1 (enExample) 1981-11-20

Family

ID=24390760

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7621874A Granted FR2318183A1 (fr) 1975-07-18 1976-07-16 Procede pour preparer une mousse biodegradable de polyurethane reticule

Country Status (5)

Country Link
JP (1) JPS6016450B2 (enExample)
CA (1) CA1087800A (enExample)
DE (3) DE2660694C2 (enExample)
FR (1) FR2318183A1 (enExample)
GB (1) GB1517826A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006861A4 (en) * 1977-06-27 1980-09-12 Vorhauer Lab BIOCOMPATIBLE ABSORBENT PAD.
WO1997040091A3 (de) * 1996-04-18 1997-11-27 Bayer Ag Kompostierbare und thermoplastisch verarbeitbare schaumstoffe

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6374675A (ja) * 1986-09-18 1988-04-05 Hitachi Electronics Eng Co Ltd プリンタ用紙巻取り機構
CN108355162B (zh) * 2018-05-14 2021-07-23 江西省科学院应用化学研究所 一种抗菌亲水性聚氨酯泡沫医用敷料

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE950240C (de) * 1952-12-16 1956-10-04 Bayer Ag Verfahren zur Herstellung hochmolekularer linearer Polyester
US3778390A (en) * 1972-07-17 1973-12-11 Procter & Gamble Hydrolytically unstable polyurethane foams
US3809088A (en) * 1972-07-17 1974-05-07 Procter & Gamble Hydrolytically unstable polyurethane cotamenial devices
FR2292723A1 (fr) * 1974-11-30 1976-06-25 Freudenberg Carl Mousse hydrophile a base de polyurethanne, et articles planiformes formes a partir de cette mousse

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE950240C (de) * 1952-12-16 1956-10-04 Bayer Ag Verfahren zur Herstellung hochmolekularer linearer Polyester
US3778390A (en) * 1972-07-17 1973-12-11 Procter & Gamble Hydrolytically unstable polyurethane foams
US3809088A (en) * 1972-07-17 1974-05-07 Procter & Gamble Hydrolytically unstable polyurethane cotamenial devices
FR2292723A1 (fr) * 1974-11-30 1976-06-25 Freudenberg Carl Mousse hydrophile a base de polyurethanne, et articles planiformes formes a partir de cette mousse

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006861A4 (en) * 1977-06-27 1980-09-12 Vorhauer Lab BIOCOMPATIBLE ABSORBENT PAD.
WO1997040091A3 (de) * 1996-04-18 1997-11-27 Bayer Ag Kompostierbare und thermoplastisch verarbeitbare schaumstoffe

Also Published As

Publication number Publication date
DE2660695C2 (enExample) 1989-06-15
DE2660694C2 (de) 1986-03-13
FR2318183B1 (enExample) 1981-11-20
DE2632007C2 (de) 1986-03-13
JPS6016450B2 (ja) 1985-04-25
JPS5212300A (en) 1977-01-29
CA1087800A (en) 1980-10-14
GB1517826A (en) 1978-07-12
DE2632007A1 (de) 1977-02-03

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Legal Events

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CD Change of name or company name
ST Notification of lapse