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ES2161730T3 - Composicion absorbente y pañal desechable que la contiene. - Google Patents

Composicion absorbente y pañal desechable que la contiene.

Info

Publication number
ES2161730T3
ES2161730T3 ES94108880T ES94108880T ES2161730T3 ES 2161730 T3 ES2161730 T3 ES 2161730T3 ES 94108880 T ES94108880 T ES 94108880T ES 94108880 T ES94108880 T ES 94108880T ES 2161730 T3 ES2161730 T3 ES 2161730T3
Authority
ES
Spain
Prior art keywords
disposable diaper
absorbent composition
acrylic acid
crosslinking agent
resin particles
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
ES94108880T
Other languages
English (en)
Inventor
Takashi Sumiya
Masashi Date
Kenji Tanaka
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.)
Sanyo Chemical Industries Ltd
Original Assignee
Sanyo Chemical Industries Ltd
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=15946180&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2161730(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sanyo Chemical Industries Ltd filed Critical Sanyo Chemical Industries Ltd
Application granted granted Critical
Publication of ES2161730T3 publication Critical patent/ES2161730T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
    • 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
    • A61L15/18—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/36—Silica

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

UNA COMPOSICION EN POLVO O ABSORBENTE EN PARTICULAS, ADECUADA PARA PAÑALES DESECHABLES, QUE TIENE UNA DISTRIBUCION DEL TAMAÑO DE PARTICULAS ESTRECHAS ESPECIFICA, Y ES ADECUADA PARA EL USO CON UN MATERIAL FIBROSO, EN UNA CANTIDAD DE GRAN CONCENTRACION, COMPRENDIENDO UNA MEZCLA DE: PARTICULAS (A) DE RESINA ABSORBENTES DE AGUA, COMPRENDIENDO UNA SAL DE ACIDO ACRILICO Y/O ACIDO ACRILICO, COMO UN MONOMERO PRINCIPAL DEL POLIMERO RESULTANTE, TENIENDO LAS CITADAS PARTICULAS DE RESINA ABSORBENTE DE AGUA UNA ESTRUCTURA QUE ESTA DEGRADADA CON UN PRIMER AGENTE (A) DE DEGRADACION, QUE TIENE AL MENOS DOS ENLACES DOBLES, CAPACES DE COPOLIMERIZAR CON EL MONOMERO, Y UN SEGUNDO AGENTE (B) DE DEGRADACION, QUE TIENE AL MENOS DOS GRUPOS FUNCIONALES, CAPACES DE COVALENTEMENTE ENLAZAR UN GRUPO CARBOXILICO; Y UN POLVO (B) DE DIOXIDO DE SILICIO HIDROFILICO ESPECIFICO, QUE TIENE AFINIDAD DE AGUA DE, AL MENOS, EL 70% USANDO LA COMPOSICION ABSORBENTE DE LA PRESENTE INVENCION, PUEDE OBTENERSE UN PAÑAL DESECHABLE, DOTADO DE BUEN TACTO EN SECO Y SIN FILTRACION, INCLUSO DESPUES DEL USO DURANTE MUCHO TIEMPO. EN ESPECIAL, ES UTIL PARA UN PAÑAL DESECHABLE DE TIPO DELGADO, EN EL QUE ES CONSIDERABLE LA PROPORCION DEL ABSORBENTE RESPECTO AL MATERIAL FIBROSO.
ES94108880T 1993-06-18 1994-06-09 Composicion absorbente y pañal desechable que la contiene. Expired - Lifetime ES2161730T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17266993 1993-06-18

Publications (1)

Publication Number Publication Date
ES2161730T3 true ES2161730T3 (es) 2001-12-16

Family

ID=15946180

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94108880T Expired - Lifetime ES2161730T3 (es) 1993-06-18 1994-06-09 Composicion absorbente y pañal desechable que la contiene.

Country Status (5)

Country Link
EP (1) EP0629411B1 (es)
AT (1) ATE207764T1 (es)
DE (1) DE69428833T2 (es)
ES (1) ES2161730T3 (es)
FI (1) FI942915A (es)

Families Citing this family (56)

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US5849816A (en) * 1994-08-01 1998-12-15 Leonard Pearlstein Method of making high performance superabsorbent material
TW522024B (en) * 1995-09-01 2003-03-01 Nippon Catalytic Chem Ind Absorbing agent composite, absorbent material, and absorbent product containing absorbent material
JPH11513917A (ja) * 1996-06-07 1999-11-30 ザ、プロクター、エンド、ギャンブル、カンパニー シリカ、ゼオライトおよび吸収性ゲル化材料を含有するにおい抑制系を有する吸収性製品
US6187872B1 (en) * 1996-08-07 2001-02-13 Nippon Shokubai Co., Ltd. Water-absorbent agent and method for manufacturing the same
US6228930B1 (en) 1997-06-18 2001-05-08 Nippon Shokubai Co., Ltd. Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule
US6187902B1 (en) 1997-12-25 2001-02-13 Nippon Shokubai Co., Ltd. Production process of hydrophilic crosslinked polymer
DE19805447A1 (de) 1998-02-11 1999-08-12 Bayer Ag Modifizierte Superabsorber auf Basis von Polyacrylnitril-Emulsionen
JPH11279287A (ja) 1998-03-31 1999-10-12 Nippon Shokubai Co Ltd 吸水剤組成物および吸水剤の製造方法
DE19846413A1 (de) 1998-10-08 2000-04-13 Basf Ag Verfahren zur Herstellung von hydrophilen wasserquellbaren Polymeren sowie deren Verwendung
DE19846412A1 (de) 1998-10-08 2000-04-13 Basf Ag Hydrophile hochquellfähige Hydrogele sowie Verfahren zu ihrer Herstellung und Verwendung
DE19854575A1 (de) 1998-11-26 2000-05-31 Basf Ag Vernetzte quellfähige Polymere
EP1072630B1 (en) * 1999-07-26 2004-12-01 Nippon Shokubai Co., Ltd. Water-absorbing composition and its use
DK1145724T3 (da) * 2000-04-13 2004-08-02 Bristol Myers Squibb Co Absorberende materiale og fremgangsmåde til fremstilling deraf
AU2002246049A1 (en) * 2001-01-24 2002-08-06 Basf Aktiengesellschaft Water-absorbing agent, method for the production thereof and use of the same
US6727345B2 (en) 2001-07-03 2004-04-27 Nippon Shokubai Co., Ltd. Continuous production process for water-absorbent resin powder and powder surface detector used therefor
US6716894B2 (en) 2001-07-06 2004-04-06 Nippon Shokubai Co., Ltd. Water-absorbent resin powder and its production process and uses
WO2003104349A1 (ja) * 2002-06-06 2003-12-18 株式会社日本触媒 吸水剤組成物およびその製造方法並びに吸収体および吸収性物品
AU2003261648A1 (en) * 2002-07-12 2004-02-02 Basf Aktiengesellschaft Use of water-absorbent, predominantly open-celled crosslinked acid-functional addition polymer foams in hygiene articles
US7435477B2 (en) 2003-02-10 2008-10-14 Nippon Shokubi Co., Ltd. Particulate water absorbent containing water absorbent resin as a main component
WO2004069293A1 (en) 2003-02-10 2004-08-19 Nippon Shokubai Co., Ltd. Water-absorbent resin composition and its production process
MX251840B (es) 2003-02-10 2007-11-26 Nippon Catalytic Chem Ind Agente particulado que absorbe agua.
JP4640923B2 (ja) 2003-09-05 2011-03-02 株式会社日本触媒 粒子状吸水性樹脂組成物の製造方法
EP1677845B2 (en) 2003-09-19 2016-06-22 Nippon Shokubai Co., Ltd. Water absorbent and producing method of same
US7872076B2 (en) 2003-11-07 2011-01-18 Nippon Shokubai Co., Ltd. Particulate water-absorbent resin composition and its production process
RU2338754C2 (ru) 2004-03-29 2008-11-20 Ниппон Шокубаи Ко., Лтд. Водопоглощающий агент в виде частиц неправильной формы после измельчения
EP1729881A4 (en) 2004-03-31 2012-07-04 Nippon Catalytic Chem Ind AQUEOUS LIQUID ABSORBENT MEDIUM AND METHOD OF MANUFACTURING THEREOF
TWI344469B (en) 2005-04-07 2011-07-01 Nippon Catalytic Chem Ind Polyacrylic acid (salt) water-absorbent resin, production process thereof, and acrylic acid used in polymerization for production of water-absorbent resin
WO2006123561A1 (ja) 2005-05-16 2006-11-23 Sumitomo Seika Chemicals Co., Ltd. 吸水性樹脂粒子の製造方法、それにより得られる吸水性樹脂粒子、およびそれを用いた吸収体および吸収性物品
FR2889535B1 (fr) * 2005-08-04 2007-11-09 Patrick Roger Lucien Guetta Procede ameliorant et permettant la gelification des polymers absorbants, dans des environnements tres acides et satures en sel (chlorure de sodium)
TW200720347A (en) 2005-09-30 2007-06-01 Nippon Catalytic Chem Ind Water-absorbent agent composition and method for manufacturing the same
CN101291995B (zh) 2005-09-30 2012-11-07 株式会社日本触媒 吸水性树脂作为主要组分的吸水剂和该吸水剂的生产方法
TWI377222B (en) 2005-12-22 2012-11-21 Nippon Catalytic Chem Ind Method for surface crosslinking water-absorbing resin and method for manufacturing water-absorbing resin
TWI394789B (zh) 2005-12-22 2013-05-01 Nippon Catalytic Chem Ind 吸水性樹脂組成物及其製造方法、吸收性物品
EP1837348B9 (en) 2006-03-24 2020-01-08 Nippon Shokubai Co.,Ltd. Water-absorbing resin and method for manufacturing the same
US8703859B2 (en) 2006-03-27 2014-04-22 Nippon Shokubai Co., Ltd. Production method for water-absorbing resin composition
ATE465188T1 (de) 2006-10-19 2010-05-15 Basf Se Verfahren zur herstellung von superabsorbern
WO2008108277A1 (ja) * 2007-03-01 2008-09-12 Nippon Shokubai Co., Ltd. 吸水性樹脂を主成分とする粒子状吸水剤
JP5611523B2 (ja) 2007-03-29 2014-10-22 株式会社日本触媒 粒子状吸水剤及びその製造方法
EP2484439B1 (en) 2009-09-29 2022-12-14 Nippon Shokubai Co., Ltd. Particulate water absorbent and process for production thereof
CN102574941B (zh) 2009-10-09 2015-09-16 巴斯夫欧洲公司 用于再润湿表面后交联吸水性聚合物颗粒的方法
US9453091B2 (en) 2010-03-17 2016-09-27 Nippon Shokubai Co., Ltd. Method of producing water absorbent resin
CN103153455A (zh) 2010-09-30 2013-06-12 株式会社日本触媒 颗粒状吸水剂及其制造方法
FR2969490A1 (fr) * 2010-12-28 2012-06-29 Baal France Sachet d'algues et ou d'argile avec support hydratant chauffable pour usage de soins medicaux ou cosmetiques
US10189009B2 (en) 2012-08-30 2019-01-29 Nippon Shokubai Co., Ltd. Particulate water absorbing agent and method for manufacturing same
KR102151467B1 (ko) 2013-03-27 2020-09-03 스미토모 세이카 가부시키가이샤 흡수성 수지 조성물의 제조 방법
KR101680830B1 (ko) 2013-12-06 2016-11-29 주식회사 엘지화학 고흡수성 수지 및 이의 제조방법
JP5893116B2 (ja) 2014-07-11 2016-03-23 住友精化株式会社 吸水性樹脂及び吸水性樹脂の製造方法
JP5689204B1 (ja) * 2014-07-11 2015-03-25 住友精化株式会社 吸水性樹脂の製造方法、吸水性樹脂、吸水剤、吸収性物品
US10507434B2 (en) 2014-08-11 2019-12-17 Sumitomo Chemical Company, Limited Composition for CO2 gas separation membrane, CO2 gas separation membrane and method for producing same, and CO2 gas separation membrane module
EP3231501B1 (en) 2014-11-18 2024-02-28 Renaissance Energy Research Corporation Carbon dioxide gas separation membrane, method for manufacturing same, and carbon dioxide gas separation membrane module
JP6774946B2 (ja) 2015-07-01 2020-10-28 株式会社日本触媒 粒子状吸水剤
KR102075737B1 (ko) 2016-03-11 2020-02-10 주식회사 엘지화학 고흡수성 수지의 제조 방법, 및 고흡수성 수지
WO2019189485A1 (ja) 2018-03-28 2019-10-03 住友精化株式会社 吸水性樹脂粒子
WO2020045074A1 (ja) 2018-08-31 2020-03-05 住友化学株式会社 分離膜シート、分離膜エレメント、分離膜モジュール、及び、分離膜シートの製造方法
WO2023106205A1 (ja) 2021-12-07 2023-06-15 株式会社日本触媒 吸収性物品
CN116942881B (zh) * 2023-06-25 2024-01-30 广东美登新材料科技有限公司 一种一次性尿隔垫的吸收体及其制备方法

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US4454055A (en) * 1980-08-25 1984-06-12 National Starch And Chemical Corporation Absorbent composition of matter, process for preparing same and article prepared therefrom
US4734478A (en) * 1984-07-02 1988-03-29 Nippon Shokubai Kagaku Kogyo Co., Ltd. Water absorbing agent
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WO1993017066A1 (en) * 1992-02-20 1993-09-02 Allied Colloids Limited Absorbent polymers and their production

Also Published As

Publication number Publication date
EP0629411B1 (en) 2001-10-31
ATE207764T1 (de) 2001-11-15
FI942915A0 (fi) 1994-06-17
FI942915A (fi) 1994-12-19
DE69428833D1 (de) 2001-12-06
EP0629411A1 (en) 1994-12-21
DE69428833T2 (de) 2002-07-11

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