PE35495A1 - Macroestructura polimerica absorbente, flexible, porosa y metodo para su elaboracion - Google Patents

Macroestructura polimerica absorbente, flexible, porosa y metodo para su elaboracion

Info

Publication number
PE35495A1
PE35495A1 PE1994252056A PE25205694A PE35495A1 PE 35495 A1 PE35495 A1 PE 35495A1 PE 1994252056 A PE1994252056 A PE 1994252056A PE 25205694 A PE25205694 A PE 25205694A PE 35495 A1 PE35495 A1 PE 35495A1
Authority
PE
Peru
Prior art keywords
flexible
absorbent
elaboration
porous polymeric
polymeric macrostructure
Prior art date
Application number
PE1994252056A
Other languages
English (en)
Inventor
Donald Carroll Roe
Original Assignee
Procter & Gamble
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 Procter & Gamble filed Critical Procter & Gamble
Publication of PE35495A1 publication Critical patent/PE35495A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/24—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by surface fusion and bonding of particles to form voids, e.g. sintering
    • 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
    • A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/10—Polymers characterised by the presence of specified groups, e.g. terminal or pendant functional groups
    • 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
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/919—Sintered product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Hematology (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

CARACTERIZADA PORQUE COMPRENDE: A) UN AGREGADO RETICULADO ENTRE PARTICULAS QUE TIENE :1) UNA MULTIPLICIDAD DE PARTICULAS PRECURSORAS DE MATERIAL POLIMERO HIDROGELIFICANTE, ABSORBENTE, INSOLUBLE EN AGUA, QUE CONSISTE DE PRODUCTOS RETICULADOS LIGERAMENTE DEGRADADOS DE ACIDO POLIACRILICO PARCIALMENTE NEUTRALIZADO Y EL AGENTE DE RETICULACION ENTRE PARTICULAS SE SELECCIONA DEL GRUPO CONSISTENTE DE ETILENO GLICOL,GLICEROL,TRIMETILOL PROPANO, 1,2-PROPANODIOL O 1,3-PROPANODIOL; 2) UN AGENTE NO IONICO DE RETICULACION ENTRE PARTICULAS HECHO REACCIONAR CON EL MATERIAL POLIMERO DE LAS PARTICULAS PARA FORMAR ENLACES RETICULADOS ENTRE LAS PARTICULAS PRECURSORAS; EL AGREGADO PARTICULADO TIENE POROS ENTRE LAS PARTICULAS PRECURSORAS ADYACENTES DE MODO QUE EL AGREGADO SEA PERMEABLE AL LIQUIDO;Y B) POR LO MENOS 0,45 PARTES POR PESO DE UN PLASTIFICANTE POR UNA PARTE POR PESO DE LAS PARTICULAS PRECURSORAS DEL AGREGADO RETICULADO ENTRE PARTICULAS.ES UTIL EN PANALES, TOALLAS SANITARIAS, ALMOHADILLAS PARA INCONTINENCIA Y SIMILARES
PE1994252056A 1994-03-31 1994-10-03 Macroestructura polimerica absorbente, flexible, porosa y metodo para su elaboracion PE35495A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/221,327 US5372766A (en) 1994-03-31 1994-03-31 Flexible, porous, absorbent, polymeric macrostructures and methods of making the same

Publications (1)

Publication Number Publication Date
PE35495A1 true PE35495A1 (es) 1995-11-06

Family

ID=22827355

Family Applications (1)

Application Number Title Priority Date Filing Date
PE1994252056A PE35495A1 (es) 1994-03-31 1994-10-03 Macroestructura polimerica absorbente, flexible, porosa y metodo para su elaboracion

Country Status (12)

Country Link
US (2) US5372766A (es)
EP (1) EP0752891B1 (es)
JP (1) JP3414744B2 (es)
KR (1) KR100342760B1 (es)
AT (1) ATE197675T1 (es)
AU (1) AU680558B2 (es)
CA (1) CA2185546C (es)
DE (1) DE69426335T2 (es)
ES (1) ES2151934T3 (es)
PE (1) PE35495A1 (es)
WO (1) WO1995026758A1 (es)
ZA (1) ZA947604B (es)

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Also Published As

Publication number Publication date
CA2185546A1 (en) 1995-10-12
AU680558B2 (en) 1997-07-31
DE69426335T2 (de) 2001-05-23
ZA947604B (en) 1995-05-16
EP0752891A1 (en) 1997-01-15
CA2185546C (en) 2001-04-17
EP0752891B1 (en) 2000-11-22
AU7925494A (en) 1995-10-23
KR970702077A (ko) 1997-05-13
ES2151934T3 (es) 2001-01-16
DE69426335D1 (de) 2000-12-28
US5372766A (en) 1994-12-13
JPH09511536A (ja) 1997-11-18
KR100342760B1 (ko) 2002-11-30
US5428076A (en) 1995-06-27
JP3414744B2 (ja) 2003-06-09
WO1995026758A1 (en) 1995-10-12
ATE197675T1 (de) 2000-12-15

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