BR0116621A - Water insoluble, water swellable hydrogels, water absorbing composition, process for producing them, use of water absorbing compositions, toiletries, methods for perfecting the performance profile of water absorbing compositions, and for determining water absorbing compositions. water, and, use of water insoluble hydrogels, swellable in water. - Google Patents

Water insoluble, water swellable hydrogels, water absorbing composition, process for producing them, use of water absorbing compositions, toiletries, methods for perfecting the performance profile of water absorbing compositions, and for determining water absorbing compositions. water, and, use of water insoluble hydrogels, swellable in water.

Info

Publication number
BR0116621A
BR0116621A BR0116621-2A BR0116621A BR0116621A BR 0116621 A BR0116621 A BR 0116621A BR 0116621 A BR0116621 A BR 0116621A BR 0116621 A BR0116621 A BR 0116621A
Authority
BR
Brazil
Prior art keywords
water
water absorbing
insoluble
hydrogels
swellable
Prior art date
Application number
BR0116621-2A
Other languages
Portuguese (pt)
Inventor
Volker Frenz
Norbert Herfert
Ulrich Riegel
William E Volz
Thomas H Majette
James M Hill
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Publication of BR0116621A publication Critical patent/BR0116621A/en

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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Hematology (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)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

"HIDROGéIS INSOLúVEIS EM áGUA, INTUMESCìVEIS EM áGUA, COMPOSIçãO ABSORVEDORA DE áGUA, PROCESSO PARA PRODUZIR AS MESMAS, USO DE COMPOSIçõES ABSORVEDORAS DE áGUA, ARTIGOS DE HIGIENE, MéTODOS PARA APERFEIçOAR O PERFIL DE DESEMPENHO DE COMPOSIçõES ABSORVEDORAS DE áGUA, E PARA DETERMINAR COMPOSIçõES ABSORVEDORAS DE áGUA, E, USO DE HIDROGéIS INSOLúVEIS EM áGUA, INTUMESCìVEIS EM áGUA". Descreve-se hidrogéis insolúveis em água, intumescíveis em água, que foram revestidos com espaçadores estéricos ou eletrostáticos e que apresentam as seguintes características de pré-revestimento: - absorbância sob carga (AUL) (0,7 psi (4,8 kPa)) de pelo menos 20 g/g, _resistência do gel de pelo menos 1600 Pa. e, de preferência, as seguintes características de pós-revestimento: -capacidade de retenção em centrífuga (CRC) de pelo menos 24 g/g, - condutividade de fluxo salino (SFC) de pelo menos 30 x 10^ -7^ cm^ 3^s/g e - taxa de intumescência livre (FSR) de pelo menos 0,15 g/g e/ou Tempo de Vórtice não maior do que 160 s."WATER INSOLUBLE HYDROGELS, WATER INTUMBLE, WATER ABSORBING COMPOSITION, PROCESS TO PRODUCE THE SAME, USE OF WATER ABSORBING COMPOSITIONS, WATER ABSORBING METHODS FOR PERFORMANCE OF WATER, AND USE OF WATER INSOLUBLE WATER INTUMBLES ". Water-insoluble, water-swellable hydrogels described with steric or electrostatic spacers and having the following precoat characteristics are described: - absorbance under load (AUL) (0.7 psi (4.8 kPa)) 20 g / g, gel strength of at least 1600 Pa and preferably the following post-coating characteristics: centrifugal retention capacity (CRC) of at least 24 g / g, saline flow (SFC) of at least 30 x 10 ^ -7 ^ cm ^ 3 ^ s / g - free swelling rate (FSR) of at least 0.15 g / g and / or Vortex Time no greater than 160 s .

BR0116621-2A 2000-12-29 2001-12-28 Water insoluble, water swellable hydrogels, water absorbing composition, process for producing them, use of water absorbing compositions, toiletries, methods for perfecting the performance profile of water absorbing compositions, and for determining water absorbing compositions. water, and, use of water insoluble hydrogels, swellable in water. BR0116621A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10065251 2000-12-29
PCT/EP2001/015376 WO2002053199A1 (en) 2000-12-29 2001-12-28 Hydrogels coated with steric or electrostatic spacers

Publications (1)

Publication Number Publication Date
BR0116621A true BR0116621A (en) 2003-12-23

Family

ID=7669159

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0116621-2A BR0116621A (en) 2000-12-29 2001-12-28 Water insoluble, water swellable hydrogels, water absorbing composition, process for producing them, use of water absorbing compositions, toiletries, methods for perfecting the performance profile of water absorbing compositions, and for determining water absorbing compositions. water, and, use of water insoluble hydrogels, swellable in water.

Country Status (9)

Country Link
EP (1) EP1363682A1 (en)
JP (1) JP2004517173A (en)
KR (1) KR20030068198A (en)
CN (1) CN1482924A (en)
BR (1) BR0116621A (en)
CA (1) CA2433044A1 (en)
MX (1) MXPA03005787A (en)
PL (1) PL362772A1 (en)
WO (1) WO2002053199A1 (en)

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MX251840B (en) * 2003-02-10 2007-11-26 Nippon Catalytic Chem Ind Particulate water-absorbing agent.
EP1594557B1 (en) 2003-02-10 2019-05-01 Nippon Shokubai Co., Ltd. Water-absorbent resin composition and its production process
US7696401B2 (en) 2003-07-31 2010-04-13 Evonik Stockhausen, Inc. Absorbent materials and absorbent articles incorporating such absorbent materials
US7270881B2 (en) 2003-08-06 2007-09-18 The Procter & Gamble Company Coated water-swellable material
EP1651281B1 (en) * 2003-08-06 2011-03-16 The Procter & Gamble Company Absorbent article comprising coated water swellable material
WO2005014065A1 (en) 2003-08-06 2005-02-17 The Procter & Gamble Company Absorbant structures comprising coated water-swellable material
CN100471525C (en) 2003-08-06 2009-03-25 宝洁公司 Absorbent article comprising coated water swellable material
US7179851B2 (en) * 2003-09-05 2007-02-20 Kimberly-Clark Worldwide, Inc. Damage-resistant superabsorbent materials
EP2260876B1 (en) * 2003-09-19 2021-08-04 Nippon Shokubai Co., Ltd. Water absorbent product and method for producing the same
EP1518567B1 (en) 2003-09-25 2017-06-28 The Procter & Gamble Company Absorbent articles comprising fluid acquisition zones with coated superabsorbent particles
US7163966B2 (en) * 2003-12-19 2007-01-16 Stockhausen, Inc. Superabsorbent polymer having increased rate of water absorption
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CN101115508A (en) * 2005-02-04 2008-01-30 宝洁公司 Absorbent structure with improved water-absorbing material
TW200635959A (en) * 2005-02-04 2006-10-16 Basf Ag Water swellable material
JP2006213869A (en) * 2005-02-04 2006-08-17 Daiwabo Co Ltd Resin molding and its manufacturing method
CN101115513A (en) * 2005-02-04 2008-01-30 宝洁公司 Absorbent structure with improved water-swellable material
JP2008529590A (en) 2005-02-04 2008-08-07 ザ プロクター アンド ギャンブル カンパニー Absorbent structure with improved water-absorbing material
TW200635969A (en) 2005-04-06 2006-10-16 Nippon Catalytic Chem Ind Particulate water absorbing agent, water-absorbent core and absorbing article
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
EP1934267B1 (en) * 2005-09-30 2012-07-25 Nippon Shokubai Co., Ltd. Aqueous-liquid-absorbing agent and its production process
TWI394789B (en) 2005-12-22 2013-05-01 Nippon Catalytic Chem Ind Water-absorbent resin composition, method of manufacturing the same, and absorbent article
EP1965841A1 (en) * 2005-12-28 2008-09-10 Basf Se Process for production of a water-absorbing material
EP1837348B9 (en) 2006-03-24 2020-01-08 Nippon Shokubai Co.,Ltd. Water-absorbing resin and method for manufacturing the same
DE102007007203A1 (en) 2007-02-09 2008-08-14 Evonik Stockhausen Gmbh Water-absorbing polymer structure with high ammonia binding capacity
US8318306B2 (en) * 2008-01-30 2012-11-27 Evonik Stockhausen, Llc Superabsorbent polymer compositions having a triggering composition
CN102498134B (en) * 2009-09-16 2013-10-30 株式会社日本触媒 Method for producing water absorbent resin powder
CN105771945A (en) 2009-09-29 2016-07-20 株式会社日本触媒 Particulate water absorbent and process for production thereof
US9833769B2 (en) 2011-02-07 2017-12-05 Basf Se Process for producing water-absorbing polymer particles with high free swell rate
EP2673011B2 (en) 2011-02-07 2019-01-16 Basf Se Procedure for preparing water absorbing polymer particles having high free swell rate
WO2013120722A1 (en) * 2012-02-15 2013-08-22 Basf Se Water-absorbing polymer particles having a high swelling rate and high permeability
KR102269376B1 (en) 2012-08-30 2021-06-25 가부시키가이샤 닛폰 쇼쿠바이 Particulate water-absorbing agent and method for manufacturing same
JP6443998B2 (en) * 2013-04-30 2018-12-26 エルジー・ケム・リミテッド Super absorbent polymer
KR101680830B1 (en) 2013-12-06 2016-11-29 주식회사 엘지화학 Super Absorbent Polymer Resin and the Method for Preparing of the Same
WO2015088200A1 (en) * 2013-12-10 2015-06-18 주식회사 엘지화학 Method for preparing super-absorbent resin
KR101700907B1 (en) 2013-12-10 2017-01-31 주식회사 엘지화학 Method for preparing super absorbent polymer
WO2015190879A1 (en) * 2014-06-12 2015-12-17 주식회사 엘지화학 Super absorbent resin
CN106715543B (en) * 2014-09-29 2020-10-30 株式会社日本触媒 Water-absorbent resin powder and method for measuring elastic modulus of water-absorbent resin powder
KR20160144611A (en) * 2015-06-09 2016-12-19 한화케미칼 주식회사 Super absorbent polymer and method for manufacturing the same
KR101919985B1 (en) * 2015-06-10 2018-11-19 주식회사 엘지화학 Superabsorbent Polymers having Attrition Resistant And Method Of Preparing The Same
CN109312082B (en) * 2016-10-28 2021-08-10 株式会社Lg化学 Superabsorbent polymer and method for making same
KR102637493B1 (en) 2018-09-28 2024-02-15 주식회사 엘지화학 Preparation method of super absorbent polymer and super absorbent polymer therefrom
KR102206911B1 (en) * 2018-11-30 2021-01-25 한국생산기술연구원 Method for treating metal surface and metal surface modified using the same

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WO2000063295A1 (en) * 1999-04-20 2000-10-26 Basf Aktiengesellschaft Hydrogel-forming polymer mixture

Also Published As

Publication number Publication date
WO2002053199A1 (en) 2002-07-11
CA2433044A1 (en) 2002-07-11
MXPA03005787A (en) 2003-09-10
PL362772A1 (en) 2004-11-02
KR20030068198A (en) 2003-08-19
JP2004517173A (en) 2004-06-10
EP1363682A1 (en) 2003-11-26
CN1482924A (en) 2004-03-17

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