ES2087840T3 - Polimeros pulverulentos, reticulados, absorbentes de liquidos acuosos y de liquidos corporales, procedimiento para su obtencion y aplicacion de los mismos. - Google Patents

Polimeros pulverulentos, reticulados, absorbentes de liquidos acuosos y de liquidos corporales, procedimiento para su obtencion y aplicacion de los mismos.

Info

Publication number
ES2087840T3
ES2087840T3 ES94923693T ES94923693T ES2087840T3 ES 2087840 T3 ES2087840 T3 ES 2087840T3 ES 94923693 T ES94923693 T ES 94923693T ES 94923693 T ES94923693 T ES 94923693T ES 2087840 T3 ES2087840 T3 ES 2087840T3
Authority
ES
Spain
Prior art keywords
sup
weight
capacity
liquids
polymers
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
ES94923693T
Other languages
English (en)
Other versions
ES2087840T1 (es
Inventor
Kurt Dahmen
Edgar Herrmann
Klaus Pfluger
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.)
Stockhausen GmbH and Co KG
Original Assignee
Stockhausen GmbH and Co KG
Chemische Fabrik Stockhausen GmbH
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25927546&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2087840(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE4418818A external-priority patent/DE4418818C2/de
Application filed by Stockhausen GmbH and Co KG, Chemische Fabrik Stockhausen GmbH filed Critical Stockhausen GmbH and Co KG
Publication of ES2087840T1 publication Critical patent/ES2087840T1/es
Application granted granted Critical
Publication of ES2087840T3 publication Critical patent/ES2087840T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04Acids; Metal salts or ammonium salts thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS 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
    • A61L15/00Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/24Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F291/00Macromolecular compounds obtained by polymerising monomers on to macromolecular compounds according to more than one of the groups C08F251/00 - C08F289/00

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Cultivation Of Plants (AREA)
  • Soil Conditioners And Soil-Stabilizing Materials (AREA)
  • Polymerisation Methods In General (AREA)
  • Insulated Conductors (AREA)
  • Materials For Medical Uses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

LA INVENCION SE REFIERE A POLIMERIZADO PULVERIFORMES, RETICULABLES, CON CAPACIDAD DE HINCHADO CON AGUA, CON ALTA CAPACIDAD DE RECEPCION PARA LIQUIDOS ACUOSOS, EN PARTICULAR FLUIDOS DEL CUERPO BAJO PRESION, SIENDO ELABORADOS LOS POLIMEROS A PARTIR DE A) MONOMEROS CONTENIENDO 55 - 99,9 % EN PESO DE GRUPOS ACIDO DE LOS CUALES AL MENOS EL 50 % MOL HAN SIDO NEUTRALIZADOS; B) 0 - 40 % EN PESO DE MONOMEROS COPOLIMERIZABLES CON A); C) 0,1 - 5,0 % EN PESO DE AL MENOS UN AGENTE DE RETICULACION Y D) 0 - 30 % EN PESO DE UN POLIMERO SOLUBLE EN AGUA. LOS CATIONES DE LAS SALES SEGUN A) INCLUYEN LI{SUP, +}, NA{SUP, +}, CON PREFERENCIA K{SUP, +}, CS{SUP, +} Y RB{SUP, +}, ASI COMO IONES PRIMARIOS, SECUNDARIOS O TERCIARIOS DE METILAMONIO, SOLOS O EN COMBINACION. LOS POLIMEROS SE ELABORAN MEDIANTE REACCION DE LOS MONOMEROS CONJUNTAMENTE CON AGENTE DE EXPANSION DE DIOXIDO DE CARBONO, SECADO DEL POLIMERO ASI FORMADO Y CALENTAMIENTO A CONTINUACION A UNA TEMPERATURA DE 100 - 300 UESTOS CON CAPACIDAD DE REACCION CON EL POLIMERO PARA LA RETICULACION DE LA CAPA SUPERFICIAL. LOS POLIMEROS DE ESTE TIPO SON ADECUADOS PARA SU UTILIZACION COMO COMPONENTES EN ARTICULOS SANITARIOS QUE ABSORBEN FLUIDOS CORPORALES Y COBERTURAS DE HERIDAS, COMO COMPONENTES EN PAÑALES, COMPRESAS Y ARTICULOS DE INCONTINENCIA, COMO COMPONENTES EN CABLES DE CONDUCCION DE CORRIENTE Y DE LUZ, ADEMAS COMO AGENTES MEJORADORES DEL SUELO Y TIERRA ARTIFICIAL EN CULTIVOS DE PLANTAS Y COMO MATERIALES DE ENVASADO.
ES94923693T 1993-07-09 1994-06-28 Polimeros pulverulentos, reticulados, absorbentes de liquidos acuosos y de liquidos corporales, procedimiento para su obtencion y aplicacion de los mismos. Expired - Lifetime ES2087840T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4323001 1993-07-09
DE4418818A DE4418818C2 (de) 1993-07-09 1994-05-31 Pulverförmige, vernetzte, wäßrige Flüssigkeiten und/oder Körperflüssigkeiten absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Anwendung

Publications (2)

Publication Number Publication Date
ES2087840T1 ES2087840T1 (es) 1996-08-01
ES2087840T3 true ES2087840T3 (es) 1997-12-01

Family

ID=25927546

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94923693T Expired - Lifetime ES2087840T3 (es) 1993-07-09 1994-06-28 Polimeros pulverulentos, reticulados, absorbentes de liquidos acuosos y de liquidos corporales, procedimiento para su obtencion y aplicacion de los mismos.

Country Status (15)

Country Link
US (1) US5712316A (es)
EP (1) EP0707603B1 (es)
JP (1) JP2849617B2 (es)
AT (1) ATE157674T1 (es)
AU (1) AU683291B2 (es)
BR (1) BR9406938A (es)
CA (1) CA2166779C (es)
DE (1) DE59403981D1 (es)
EG (1) EG20478A (es)
ES (1) ES2087840T3 (es)
FI (1) FI960083A0 (es)
GR (1) GR960300041T1 (es)
HU (1) HU213903B (es)
IL (1) IL110134A (es)
WO (1) WO1995002002A1 (es)

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DE59403981D1 (de) 1997-10-09
EP0707603B1 (de) 1997-09-03
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ATE157674T1 (de) 1997-09-15
EP0707603A1 (de) 1996-04-24
HU213903B (en) 1997-11-28
CA2166779A1 (en) 1995-01-19
ES2087840T1 (es) 1996-08-01
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IL110134A (en) 1998-07-15
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BR9406938A (pt) 1996-09-10
EG20478A (en) 1999-05-31
US5712316A (en) 1998-01-27
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CA2166779C (en) 1999-10-26
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