DE69622536D1 - Verfahren zur herstellung von vermischten polyurethanharnstoff und poly(n-vinyl-pyrrolidon)polymeren hydrogel-beschichtungen - Google Patents

Verfahren zur herstellung von vermischten polyurethanharnstoff und poly(n-vinyl-pyrrolidon)polymeren hydrogel-beschichtungen

Info

Publication number
DE69622536D1
DE69622536D1 DE69622536T DE69622536T DE69622536D1 DE 69622536 D1 DE69622536 D1 DE 69622536D1 DE 69622536 T DE69622536 T DE 69622536T DE 69622536 T DE69622536 T DE 69622536T DE 69622536 D1 DE69622536 D1 DE 69622536D1
Authority
DE
Germany
Prior art keywords
pyrrolidone
poly
vinyl
polyurethane urea
polymer hydrogel
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
DE69622536T
Other languages
English (en)
Other versions
DE69622536T2 (de
Inventor
Michael R Forman
Michael N Helmus
Fritz Hostettler
Ni Ding
David Rhum
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.)
Schneider USA Inc
Original Assignee
Schneider USA 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 Schneider USA Inc filed Critical Schneider USA Inc
Application granted granted Critical
Publication of DE69622536D1 publication Critical patent/DE69622536D1/de
Publication of DE69622536T2 publication Critical patent/DE69622536T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/50—Multilayers
    • B05D7/52—Two layers
    • 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
    • A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
    • A61L29/08—Materials for coatings
    • A61L29/085—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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
    • B05D7/16—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies using synthetic lacquers or varnishes
    • 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
    • C08G2210/00—Compositions for preparing hydrogels
    • 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
    • C08G2270/00—Compositions for creating interpenetrating networks
DE69622536T 1995-02-01 1996-01-15 Verfahren zur herstellung von vermischten polyurethanharnstoff und poly(n-vinyl-pyrrolidon)polymeren hydrogel-beschichtungen Expired - Lifetime DE69622536T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/384,711 US5662960A (en) 1995-02-01 1995-02-01 Process for producing slippery, tenaciously adhering hydrogel coatings containing a polyurethane-urea polymer hydrogel commingled with a poly (n-vinylpyrrolidone) polymer hydrogel
PCT/IB1996/000031 WO1996023600A1 (en) 1995-02-01 1996-01-15 Process for producing commingled polyurethane-urea and poly(n-vinylpyrrolidone) polymer hydrogel coatings

Publications (2)

Publication Number Publication Date
DE69622536D1 true DE69622536D1 (de) 2002-08-29
DE69622536T2 DE69622536T2 (de) 2003-03-20

Family

ID=23518432

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69622536T Expired - Lifetime DE69622536T2 (de) 1995-02-01 1996-01-15 Verfahren zur herstellung von vermischten polyurethanharnstoff und poly(n-vinyl-pyrrolidon)polymeren hydrogel-beschichtungen

Country Status (7)

Country Link
US (1) US5662960A (de)
EP (1) EP0809541B1 (de)
JP (1) JP3357063B2 (de)
CA (1) CA2211863C (de)
DE (1) DE69622536T2 (de)
MX (1) MX9705858A (de)
WO (1) WO1996023600A1 (de)

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JPH10502854A (ja) 1998-03-17
WO1996023600A1 (en) 1996-08-08
US5662960A (en) 1997-09-02
EP0809541A1 (de) 1997-12-03
CA2211863A1 (en) 1996-08-08
MX9705858A (es) 1997-11-29
CA2211863C (en) 2003-04-15
JP3357063B2 (ja) 2002-12-16
DE69622536T2 (de) 2003-03-20
EP0809541B1 (de) 2002-07-24

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