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DE69939048D1 - Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung - Google Patents

Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung

Info

Publication number
DE69939048D1
DE69939048D1 DE69939048T DE69939048T DE69939048D1 DE 69939048 D1 DE69939048 D1 DE 69939048D1 DE 69939048 T DE69939048 T DE 69939048T DE 69939048 T DE69939048 T DE 69939048T DE 69939048 D1 DE69939048 D1 DE 69939048D1
Authority
DE
Germany
Prior art keywords
preparation
water
absorbent resin
absorbent
resin
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
DE69939048T
Other languages
English (en)
Inventor
Kinya Nagasuna
Shinichi Fujino
Masatoshi Nakamura
Kunihiko Ishizaki
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.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co 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
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of DE69939048D1 publication Critical patent/DE69939048D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L101/00—Compositions of unspecified macromolecular compounds
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L101/00—Compositions of unspecified macromolecular compounds
    • C08L101/12—Compositions of unspecified macromolecular compounds characterised by physical features, e.g. anisotropy, viscosity or electrical conductivity
    • C08L101/14—Compositions of unspecified macromolecular compounds characterised by physical features, e.g. anisotropy, viscosity or electrical conductivity the macromolecular compounds being water soluble or water swellable, e.g. aqueous gels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE69939048T 1998-11-05 1999-11-02 Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung Expired - Lifetime DE69939048D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31435198 1998-11-05

Publications (1)

Publication Number Publication Date
DE69939048D1 true DE69939048D1 (de) 2008-08-21

Family

ID=18052290

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69939048T Expired - Lifetime DE69939048D1 (de) 1998-11-05 1999-11-02 Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung

Country Status (3)

Country Link
US (1) US6297319B1 (de)
EP (1) EP0999238B1 (de)
DE (1) DE69939048D1 (de)

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TWI353360B (en) 2005-04-07 2011-12-01 Nippon Catalytic Chem Ind Production process of polyacrylic acid (salt) wate
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US7566329B2 (en) 2006-03-16 2009-07-28 Mcneil-Ppc, Inc. Drapeable absorbent article
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EP2289982B1 (de) 2006-03-27 2018-05-23 Nippon Shokubai Co., Ltd. Herstellungsverfahren für wasserabsorbierende Harzzusammensetzung
US20080000603A1 (en) * 2006-06-29 2008-01-03 Neogi Amar N Covalent Bonding of Carboxylated Cellulose Fiber Webs
EP2053076B1 (de) * 2006-07-24 2015-04-22 Sumitomo Seika Chemicals Co., Ltd. Verfahren zur herstellung von wasserabsorbierbarem harz
JP2010515465A (ja) * 2007-01-12 2010-05-13 ザ リージェンツ オブ ザ ユニバーシティー オブ コロラド，ア ボディー コーポレート 微生物によって生成される有機化学物質の生成に対する耐性を高めるための組成物および方法
EP2116572B1 (de) 2007-03-01 2016-09-07 Nippon Shokubai Co., Ltd. Granulares wasserabsorptionselement mit wasserabsorbierendem harz als hauptbestandteil
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WO2009054197A1 (ja) * 2007-10-24 2009-04-30 Sumitomo Seika Chemicals Co., Ltd. 吸水性樹脂の製造方法およびそれにより得られる吸水性樹脂
US8048624B1 (en) 2007-12-04 2011-11-01 Opx Biotechnologies, Inc. Compositions and methods for 3-hydroxypropionate bio-production from biomass
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US8952116B2 (en) 2009-09-29 2015-02-10 Nippon Shokubai Co., Ltd. Particulate water absorbent and process for production thereof
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WO2011099586A1 (ja) 2010-02-10 2011-08-18 株式会社日本触媒 吸水性樹脂粉末の製造方法
KR101989142B1 (ko) 2010-09-30 2019-06-13 가부시기가이샤 닛뽕쇼꾸바이 입자상 흡수제 및 그 제조 방법
EP2669318B1 (de) 2011-01-28 2020-06-17 Nippon Shokubai Co., Ltd. Verfahren zur herstellung eines wasserabsorbierenden harzpulvers auf polyacrylsäure(salz)basis
US10493429B2 (en) 2011-01-28 2019-12-03 Nippon Shokubai Co., Ltd. Method for producing polyacrylic acid (salt)-based water absorbent resin powder
JP6013729B2 (ja) * 2011-12-27 2016-10-25 株式会社リブドゥコーポレーション 吸水性樹脂粉末およびこれを用いた吸収体、吸収性物品
JP6013730B2 (ja) * 2011-12-27 2016-10-25 株式会社リブドゥコーポレーション 吸収性物品
SG11201501013PA (en) 2012-08-10 2015-04-29 Opx Biotechnologies Inc Microorganisms and methods for the production of fatty acids and fatty acid derived products
CN104582832B (zh) 2012-08-27 2017-10-24 株式会社日本触媒 颗粒状吸水剂及其制造方法
JP5914677B2 (ja) 2012-09-11 2016-05-11 株式会社日本触媒 ポリアクリル酸（塩）系吸水剤の製造方法及びその吸水剤
EP2896454B1 (de) 2012-09-11 2022-05-11 Nippon Shokubai Co., Ltd. Verfahren zur herstellung eines absorbens auf der basis von polyacrylsäure (polyacrylat) und absorbens
WO2014054731A1 (ja) 2012-10-03 2014-04-10 株式会社日本触媒 吸水剤及びその製造方法
WO2014079694A1 (en) 2012-11-21 2014-05-30 Basf Se A process for producing surface-postcrosslinked water-absorbent polymer particles
EP2952537B1 (de) 2013-01-29 2021-10-27 Nippon Shokubai Co., Ltd. Wasserabsorbierendes harzmaterial und verfahren zur herstellung davon
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US11408013B2 (en) 2013-07-19 2022-08-09 Cargill, Incorporated Microorganisms and methods for the production of fatty acids and fatty acid derived products
BR112016001026A2 (pt) 2013-07-19 2017-10-24 Cargill Inc organismo geneticamente modificado
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US10646612B2 (en) 2013-12-20 2020-05-12 Nippon Shokubai Co., Ltd. Polyacrylic acid (salt) water absorbent, and method for producing same
EP2993228B1 (de) 2014-09-02 2019-10-09 Cargill, Incorporated Herstellung von fettsäureestern
KR20170127496A (ko) * 2015-03-10 2017-11-21 에스디피 글로벌 가부시키가이샤 수성 액체 흡수성 수지 입자의 제조 방법 그리고 흡수체 및 흡수성 물품
JP6774946B2 (ja) 2015-07-01 2020-10-28 株式会社日本触媒 粒子状吸水剤
US10806640B2 (en) 2016-03-30 2020-10-20 Basf Se Ultrathin fluid-absorbent article
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US10881555B2 (en) 2016-03-30 2021-01-05 Basf Se Fluid-absorbent article
WO2018144701A2 (en) 2017-02-02 2018-08-09 Cargill Incorporated Genetically modified cells that produce c6-c10 fatty acid derivatives
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Also Published As

Publication number Publication date
US6297319B1 (en) 2001-10-02
EP0999238B1 (de) 2008-07-09
EP0999238A1 (de) 2000-05-10

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