DE69630441D1 - Wasser-absorbierungsmittel und verfahren und vorrichtung zu dessen herstellung - Google Patents

Wasser-absorbierungsmittel und verfahren und vorrichtung zu dessen herstellung

Info

Publication number
DE69630441D1
DE69630441D1 DE69630441T DE69630441T DE69630441D1 DE 69630441 D1 DE69630441 D1 DE 69630441D1 DE 69630441 T DE69630441 T DE 69630441T DE 69630441 T DE69630441 T DE 69630441T DE 69630441 D1 DE69630441 D1 DE 69630441D1
Authority
DE
Germany
Prior art keywords
producing
same
water absorbing
absorbing agent
agent
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
DE69630441T
Other languages
English (en)
Other versions
DE69630441T3 (de
DE69630441T2 (de
Inventor
Yorimichi Dairoku
Toshimasa Kitayama
Kinya Nagasuna
Takanori Murakami
Akito Yano
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18344150&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69630441(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Publication of DE69630441D1 publication Critical patent/DE69630441D1/de
Application granted granted Critical
Publication of DE69630441T2 publication Critical patent/DE69630441T2/de
Anticipated expiration legal-status Critical
Publication of DE69630441T3 publication Critical patent/DE69630441T3/de
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/421—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw and additionally other mixing elements on the same shaft, e.g. paddles, discs, bearings, rotor blades of the Banbury type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/401—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft having a casing closely surrounding the rotor, e.g. with a plunger for feeding the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/44—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with paddles or arms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/565—Screws having projections other than the thread, e.g. pins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/68—Barrels or cylinders
    • B29C48/681—Barrels or cylinders for single screws

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE69630441.4T 1995-12-27 1996-12-25 Wasser-Absorbierungsmittel und Verfahren und Vorrichtung zu dessen Herstellung Expired - Lifetime DE69630441T3 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP34120095 1995-12-27
JP34120095 1995-12-27
PCT/JP1996/003782 WO1997024394A1 (en) 1995-12-27 1996-12-25 Water absorbent and process and equipment for the production thereof
EP96943288.9A EP0812873B2 (de) 1995-12-27 1996-12-25 Wasser-absorbierungsmittel und verfahren und vorrichtung zu dessen herstellung

Publications (3)

Publication Number Publication Date
DE69630441D1 true DE69630441D1 (de) 2003-11-27
DE69630441T2 DE69630441T2 (de) 2004-08-12
DE69630441T3 DE69630441T3 (de) 2019-02-28

Family

ID=18344150

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69630441.4T Expired - Lifetime DE69630441T3 (de) 1995-12-27 1996-12-25 Wasser-Absorbierungsmittel und Verfahren und Vorrichtung zu dessen Herstellung

Country Status (4)

Country Link
US (1) US6071976A (de)
EP (1) EP0812873B2 (de)
DE (1) DE69630441T3 (de)
WO (1) WO1997024394A1 (de)

Families Citing this family (111)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW538055B (en) 1997-04-14 2003-06-21 Nippon Catalytic Chem Ind Pressure-resistant absorbent resin, disposable diaper using the resin and absorbent resin, and method for production thereof
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
US6254990B1 (en) 1998-02-18 2001-07-03 Nippon Shokubai Co., Ltd. Surface-crosslinking process for water-absorbent resin
US6599989B2 (en) 1998-03-03 2003-07-29 Nippon Skokubai Co., Ltd. Water-absorbent agents containing polycarboxylic amine chelating agents
WO1999047587A1 (en) * 1998-03-19 1999-09-23 Geltex Pharmaceuticals, Inc. Continuous crosslinking of polymer gels
US6103785A (en) * 1998-03-26 2000-08-15 Nippon Shokubai Co., Ltd. Water-absorbing agent and its production process and use
US6562879B1 (en) 1999-02-15 2003-05-13 Nippon Shokubai Co., Ltd. Water-absorbent resin powder and its production process and use
JP4679683B2 (ja) 1999-11-02 2011-04-27 株式会社日本触媒 吸水性重合体の製造方法、及び該重合体の製造装置
US6414054B1 (en) * 1999-12-21 2002-07-02 General Electric Company Continuous preparation of heat-vulcanizable silicone compositions
DE60112630T3 (de) 2000-02-29 2016-03-03 Nippon Shokubai Co., Ltd. Verfaren zur Herstellung eines wasserabsorbierenden Harzpulvers
US6927268B2 (en) * 2000-06-21 2005-08-09 Nippon Shokubai Co., Ltd. Production process for water-absorbent resin
US6906159B2 (en) * 2000-08-03 2005-06-14 Nippon Shokubai Co., Ltd. Water-absorbent resin, hydropolymer, process for producing them, and uses of them
US6720389B2 (en) * 2000-09-20 2004-04-13 Nippon Shokubai Co., Ltd. Water-absorbent resin and production process therefor
KR100579940B1 (ko) 2001-04-16 2006-05-15 스미토모 세이카 가부시키가이샤 고분자량체 함유 점성액의 흡수에 적합한 흡수성 수지, 및그것을 이용한 흡수체와 흡수성 물품
CN1277583C (zh) * 2001-06-08 2006-10-04 株式会社日本触媒 吸水剂及其制备方法,以及卫生材料
WO2003022896A1 (en) 2001-09-12 2003-03-20 Dow Global Technologies Inc. A continuous polymerization process for the manufacture of superabsorbent polymers
US7745686B2 (en) * 2001-11-02 2010-06-29 Playtex Products, Inc. Catamenial device
KR100504592B1 (ko) 2001-12-19 2005-08-03 니폰 쇼쿠바이 컴파니 리미티드 수흡수성 수지 및 그의 제조방법
EP1456259B1 (de) * 2001-12-19 2009-09-02 Nippon Shokubai Co., Ltd. Acrylsäurezusammensetzung und verfahren zu ihrer herstellung, verfahren zur herstellung von wasserabsorbierendem harz, bei dem diese acrylsäurezusammensetzung zur anwendung kommt, und wasserabsorbierendes harz
JP3905765B2 (ja) * 2002-01-30 2007-04-18 株式会社日本触媒 アクリル酸及びポリアクリル酸製造プロセス廃出物の処理方法
MXPA04005565A (es) * 2002-06-06 2004-12-06 Nippon Catalytic Chem Ind Composicion de agente de absorcion de agua y metodo para la produccion de la misma y material de absorcion y articulo absorbente.
JP4056336B2 (ja) * 2002-09-19 2008-03-05 株式会社日本触媒 アクリル酸及びアクリル酸エステルプロセス廃棄物の処理方法
DE10249822A1 (de) * 2002-10-25 2004-05-13 Stockhausen Gmbh & Co. Kg Zweistufiges Mischverfahren zur Herstellung eines absorbierenden Polymers
BR0315632A (pt) * 2002-10-25 2005-08-23 Stockhausen Chem Fab Gmbh Processo de mistura em duas etapas para produzir um polìmero absorvente, polìmero e compósito obtidos e seus usos
US7193006B2 (en) 2002-12-06 2007-03-20 Nippon Shokubai Co., Ltd. Process for continuous production of water-absorbent resin product
AU2004209957B2 (en) 2003-02-10 2006-06-08 Nippon Shokubai Co., Ltd. Particulate water absorbent containing water absorbent resin as a main component
US8247491B2 (en) 2003-02-10 2012-08-21 Nippon Shokubai Co., Ltd. Water-absorbent resin composition and its production process
JP4460851B2 (ja) * 2003-05-27 2010-05-12 株式会社日本触媒 吸水性樹脂の整粒方法
JP4266710B2 (ja) * 2003-05-30 2009-05-20 株式会社日本触媒 吸水性樹脂の製造方法および鋤型混合装置
KR100709911B1 (ko) * 2003-06-24 2007-04-24 니폰 쇼쿠바이 컴파니 리미티드 흡수성 수지 조성물 및 이의 제조 방법
US9796853B2 (en) * 2003-07-25 2017-10-24 Nippon Shokubai Co., Ltd. Water-absorbent resin composition and method for producing thereof, and absorbent material and absorbent product using thereof
EP1512417B1 (de) 2003-09-02 2013-06-19 Nippon Shokubai Co., Ltd. Teilchenförmige, wasserabsorbierende Harzzusammensetzung
WO2005044915A1 (en) * 2003-11-07 2005-05-19 Nippon Shokubai Co., Ltd. Particulate water-absorbent resin composition and its production process
WO2005053381A1 (en) * 2003-12-05 2005-06-16 Nippon Shokubai Co., Ltd. Particulate water retaining material for cultivating plant having water absorbent resin as main component
EP1721663B1 (de) * 2004-02-05 2016-12-14 Nippon Shokubai Co.,Ltd. Teilchenförmiges wasserabsorptionsmittel und herstellungsverfahren dafür und wasserabsorbierender artikel
EP1730218B1 (de) * 2004-03-29 2010-12-22 Nippon Shokubai Co.,Ltd. Teilchenförmiges wasserabsorptionsmittel mit unregelmässiger pulverform
BRPI0509362A (pt) * 2004-03-31 2007-09-11 Nippon Catalytic Chem Ind agente absorvedor de lìquido aquoso e seu processo de produção
DE602005009367D1 (de) * 2004-05-07 2008-10-09 Nippon Catalytic Chem Ind Wasser-absorbierendes mittel und verfahren zu seiner herstellung
EP1768777A4 (de) * 2004-05-12 2008-01-16 Nippon Catalytic Chem Ind Abfalllösungsverfestigungsmittel, herstellungsverfahren dafür und verwendung davon
JP2006068731A (ja) * 2004-08-06 2006-03-16 Nippon Shokubai Co Ltd 吸水性樹脂を主成分とする粒子状吸水剤、その製造方法及び吸収性物品
WO2006088115A1 (en) 2005-02-15 2006-08-24 Nippon Shokubai Co., Ltd. Water absorbing agent, water absorbing article and method for production of water absorbing agent
JP2006233008A (ja) * 2005-02-24 2006-09-07 Nippon Shokubai Co Ltd 吸水性樹脂組成物の製造方法および吸水性樹脂組成物
EP1878761B1 (de) * 2005-03-14 2018-10-17 Nippon Shokubai Co.,Ltd. Wasserabsorbierendes element und herstellungsverfahren dafür
TW200635969A (en) * 2005-04-06 2006-10-16 Nippon Catalytic Chem Ind Particulate water absorbing agent, water-absorbent core and absorbing article
TWI353360B (en) 2005-04-07 2011-12-01 Nippon Catalytic Chem Ind Production process of polyacrylic acid (salt) wate
DE602006012640D1 (de) 2005-04-12 2010-04-15 Nippon Catalytic Chem Ind Altend wasserabsorbierendes harz auf basis von polyacrylsäure (polyacrylat) als hauptkomponente, herstellungsverfahren dafür, wasserabsorbierender kerige wasserabsorbierende mittel verwendet wird
DE102005017327B4 (de) * 2005-04-14 2007-08-30 EKATO Rühr- und Mischtechnik GmbH Bearbeitungsanlage
US7838610B2 (en) * 2005-09-30 2010-11-23 Nippon Shokubai Co., Ltd. Ion-sensitive super-absorbent polymer
TW200720347A (en) 2005-09-30 2007-06-01 Nippon Catalytic Chem Ind Water-absorbent agent composition and method for manufacturing the same
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 (de) 2006-03-24 2020-01-08 Nippon Shokubai Co.,Ltd. Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung
JP2009531467A (ja) * 2006-03-27 2009-09-03 株式会社日本触媒 内部構造が改善された吸水性樹脂、およびその製造方法
EP2010316B1 (de) * 2006-03-27 2021-10-13 Nippon Shokubai Co.,Ltd. Wasserabsorbierendes mittel und wasserabsorbierender kern mit dem wasserabsorbierenden mittel
DE602007003397D1 (de) 2006-03-29 2010-01-07 Nippon Catalytic Chem Ind Verfahren zur Herstellung von wasserabsorbierendem Polyacrylsäure (Salz)-Harz
WO2008070680A1 (en) * 2006-12-04 2008-06-12 Berkeley Heartlab, Inc Separation of high density lipoproteins on polymer monoliths with decreased hydrophobicity
CN101589066B (zh) 2007-01-24 2013-07-03 株式会社日本触媒 粒子状吸水性聚合物及其制造方法
US9187579B2 (en) 2007-02-05 2015-11-17 Nippon Shokubai Co., Ltd. Particle-shaped water absorbing agent and method for producing the same
JP5558096B2 (ja) 2007-03-01 2014-07-23 株式会社日本触媒 吸水性樹脂を主成分とする粒子状吸水剤
WO2008108343A1 (ja) 2007-03-05 2008-09-12 Nippon Shokubai Co., Ltd. 吸水剤及びその製造方法
WO2008123477A1 (en) * 2007-03-26 2008-10-16 Nippon Shokubai Co., Ltd. Classification method of particulate water absorbent resin
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
SA08290402B1 (ar) 2007-07-04 2014-05-22 نيبون شوكوباي كو. ، ليمتد عامل دقائقي ماص للماء وطريقة لتصنيعه
SA08290542B1 (ar) 2007-08-28 2012-11-14 نيبون شوكوباي كو. ، ليمتد طريقة لإنتاج راتنج ماص للماء
SA08290556B1 (ar) * 2007-09-07 2012-05-16 نيبون شوكوباي كو. ، ليمتد طريقة لربط راتنجات ممتصة للماء
JP2009142728A (ja) * 2007-12-12 2009-07-02 Procter & Gamble Co 吸水剤及びその製法
JP5635397B2 (ja) 2008-03-13 2014-12-03 株式会社日本触媒 吸水性樹脂を主成分とする粒子状吸水剤の製造方法
EP2263957B1 (de) 2008-03-28 2013-02-13 Nippon Shokubai Co., Ltd. Transportverfahren für absorbierendes Harzpulver
WO2009123197A1 (ja) 2008-03-31 2009-10-08 株式会社日本触媒 吸水性樹脂を主成分とする粒子状吸水剤の製造方法及びその製造装置
EP2270074B1 (de) 2008-04-11 2021-05-26 Nippon Shokubai Co., Ltd. Verfahren zur oberflächenbehandlung von wasserabsorbierendem harz und verfahren zur herstellung von wasserabsorbierendem harz
WO2009130915A1 (ja) 2008-04-25 2009-10-29 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂およびその製造方法
WO2010090324A1 (ja) 2009-02-06 2010-08-12 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂およびその製造方法
JP5600670B2 (ja) 2009-02-17 2014-10-01 株式会社日本触媒 ポリアクリル酸系吸水性樹脂粉末およびその製造方法
CN102341435B (zh) 2009-03-04 2016-04-20 株式会社日本触媒 吸水性树脂的制造方法
CN102378778A (zh) 2009-03-31 2012-03-14 株式会社日本触媒 颗粒状吸水性树脂的制造方法
US8592627B2 (en) 2009-05-15 2013-11-26 Nippon Shokubai Co., Ltd. Process for producing (meth)acrylic acid and crystallization system
JP5580812B2 (ja) 2009-05-15 2014-08-27 株式会社日本触媒 （メタ）アクリル酸の製造方法
RU2523796C2 (ru) 2009-05-15 2014-07-27 Ниппон Сокубаи Ко., Лтд. Способ получения (мет)акриловой кислоты
JP5619011B2 (ja) 2009-08-27 2014-11-05 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂およびその製造方法
JP5616346B2 (ja) 2009-08-28 2014-10-29 株式会社日本触媒 吸水性樹脂の製造方法
WO2011034146A1 (ja) 2009-09-16 2011-03-24 株式会社日本触媒 吸水性樹脂粉末の製造方法
WO2011040472A1 (ja) 2009-09-29 2011-04-07 株式会社日本触媒 粒子状吸水剤及びその製造方法
CN102549028B (zh) 2009-09-30 2016-03-02 株式会社日本触媒 聚丙烯酸(盐)系吸水树脂及其制造方法
US9334376B2 (en) 2009-12-24 2016-05-10 Nippon Shokubai Co., Ltd Water-absorbable polyacrylic acid resin powder, and process for production thereof
EP2527390B1 (de) 2010-01-20 2020-08-12 Nippon Shokubai Co., Ltd. Verfahren zur herstellung eines wasserabsorbierenden harzes
EP2527391B1 (de) 2010-01-20 2023-08-09 Nippon Shokubai Co., Ltd. Verfahren zur herstellung eines wasserabsorbierenden harzes
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
CN102791774B (zh) 2010-03-08 2016-06-29 株式会社日本触媒 颗粒状含水凝胶状交联聚合物的干燥方法
WO2011111856A1 (ja) 2010-03-12 2011-09-15 株式会社日本触媒 吸水性樹脂の製造方法
US9453091B2 (en) 2010-03-17 2016-09-27 Nippon Shokubai Co., Ltd. Method of producing water absorbent resin
EP2557095B1 (de) 2010-04-07 2016-10-05 Nippon Shokubai Co., Ltd. Verfahren zur herstellung eines wasserabsorbierenden polyacrylsäure(salz)-harzpulvers sowie wasserabsorbierendes polyacrylsäure(salz)-harzpulver
US20130043384A1 (en) 2010-04-26 2013-02-21 Nippon Shokubai Co., Ltd. Polyacrylic acid (salt), polyacrylic acid (salt)-based water-absorbing resin, and process for producing same
CN102858815B (zh) 2010-04-26 2016-07-06 株式会社日本触媒 聚丙烯酸(盐)、聚丙烯酸(盐)系吸水性树脂及其制造方法
JP5616437B2 (ja) 2010-04-27 2014-10-29 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂粉末の製造方法
EP2581403B1 (de) 2010-06-08 2019-08-28 Nippon Shokubai Co., Ltd. Herstellungsverfahren für ein granulares wasserabsorbierendes harz
ES2872123T3 (es) 2010-09-06 2021-11-02 Sumitomo Seika Chemicals Resina absorbente de agua y método para producir la misma
US9567414B2 (en) 2011-01-28 2017-02-14 Nippon Shokubai Co., Ltd. Method for producing polyacrylic acid (salt)-based water absorbent resin powder
WO2013002387A1 (ja) 2011-06-29 2013-01-03 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂粉末及びその製造方法
WO2013073614A1 (ja) 2011-11-15 2013-05-23 株式会社日本触媒 吸水剤組成物及びその製造方法、並びにその保管及び在庫方法
AT512579A1 (de) * 2011-11-17 2013-09-15 Berndorf Band Gmbh Durchlaufmischer sowie Vorrichtung und Verfahren zur Herstellung von Kunststein mit Hilfe des Durchlaufmischers
US9644058B2 (en) 2012-08-01 2017-05-09 Nippon Shokubai Co. Ltd. Process for producing polyacrylic acid (salt)-based water absorbent resin
JP6092228B2 (ja) 2012-08-30 2017-03-08 株式会社日本触媒 粒子状吸水剤及びその製造方法
US9550843B2 (en) 2012-11-27 2017-01-24 Nippon Shokubai Co., Ltd. Method for producing polyacrylic acid (salt)-based water absorbent resin
WO2014088012A1 (ja) 2012-12-03 2014-06-12 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂およびその製造方法
CN105229059B (zh) 2013-05-10 2019-01-04 株式会社日本触媒 聚丙烯酸(盐)系吸水性树脂的制造方法
CN107936189B (zh) 2013-08-28 2021-06-01 株式会社日本触媒 聚丙烯酸(盐)系吸水性树脂粉末及其制品
JP6067126B2 (ja) 2013-08-28 2017-01-25 株式会社日本触媒 ゲル粉砕装置、及びポリアクリル酸（塩）系吸水性樹脂粉末の製造方法、並びに吸水性樹脂粉末
WO2015129917A1 (ja) 2014-02-28 2015-09-03 株式会社日本触媒 ポリ（メタ）アクリル酸（塩）系粒子状吸水剤及び製造方法
US10040911B2 (en) 2014-10-08 2018-08-07 Lg Chem, Ltd. Method of preparing superabsorbent polymer granules
KR101960043B1 (ko) * 2015-11-03 2019-07-04 주식회사 엘지화학 고흡수성 수지의 제조 방법
DE17856486T1 (de) 2016-09-30 2019-10-31 Nippon Shokubai Co., Ltd. Wasserabsorbierende harzzusammensetzung
WO2020122471A1 (ko) 2018-12-11 2020-06-18 주식회사 엘지화학 고흡수성 수지의 제조방법, 및 고흡수성 수지

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1137554B (de) * 1961-06-21 1962-10-04 Bayer Ag Verfahren zur Polymerisation von wasserunloeslichen Monomeren
US3441530A (en) * 1965-01-27 1969-04-29 Shell Oil Co Block copolymer powders
US3751015A (en) * 1971-06-22 1973-08-07 Barmag Barmer Maschf Screw extruder with radially projecting pins
US4350285A (en) † 1981-01-21 1982-09-21 Conometer Corporation Viscosity regulating apparatus and method
US4826880B1 (en) * 1987-09-21 2000-04-25 Johnson & Johnson Inc Immobilizing particulate absorbents by conversion to hydrates
DE3741158A1 (de) * 1987-12-04 1989-06-15 Stockhausen Chem Fab Gmbh Polymerisate mit hoher aufnahmegeschwindigkeit fuer wasser und waessrige fluessigkeiten, verfahren zu ihrer herstellung und verwendung als absorptionsmittel
US5122544A (en) * 1988-05-31 1992-06-16 Nalco Chemical Company Process for producing improved superabsorbent polymer aggregates from fines
US4950692A (en) * 1988-12-19 1990-08-21 Nalco Chemical Company Method for reconstituting superabsorbent polymer fines
US5002986A (en) * 1989-02-28 1991-03-26 Hoechst Celanese Corporation Fluid absorbent compositions and process for their preparation
GB8912600D0 (en) * 1989-06-01 1989-07-19 Allied Colloids Ltd Absorbent polymers and their production
US5064582A (en) * 1989-09-15 1991-11-12 The Dow Chemical Company Process and apparatus for recycling aqueous fluid absorbents fines
US5140076A (en) * 1990-04-02 1992-08-18 Nippon Shokubai Kagaku Kogyo Co., Ltd. Method of treating the surface of an absorbent resin
WO1991017200A1 (fr) * 1990-04-27 1991-11-14 Nippon Shokubai Co., Ltd. Procede et appareil de granulation en continu d'une resine pulverulante a pouvoir hydroabsorbant eleve
US5350799A (en) * 1990-05-31 1994-09-27 Hoechst Celanese Corporation Process for the conversion of fine superabsorbent polymer particles into larger particles
JPH05345316A (ja) † 1990-07-31 1993-12-27 Shell Oil Co 熱可塑性ポリマー中への添加剤配合方法
DE4244548C2 (de) * 1992-12-30 1997-10-02 Stockhausen Chem Fab Gmbh Pulverförmige, unter Belastung wäßrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung in textilen Konstruktionen für die Körperhygiene
JPH06313043A (ja) * 1993-04-30 1994-11-08 Kao Corp 高吸水性樹脂の製造法
JPH06313044A (ja) * 1993-04-30 1994-11-08 Kao Corp 高吸水性樹脂の製造法
JPH06313042A (ja) * 1993-04-30 1994-11-08 Kao Corp 高吸水性樹脂の製造方法
JPH0790108A (ja) * 1993-09-20 1995-04-04 Mitsubishi Chem Corp 高吸水性樹脂の造粒方法
EP0755413A4 (de) * 1994-04-11 1999-11-17 Hoechst Celanese Corp Superabsorbierende polymere und daraus hergestellte gegenstände
WO1995034377A1 (fr) * 1994-06-13 1995-12-21 Nippon Shokubai Co., Ltd. Produit absorbant l'eau, son procede de production, et article absorbant le renfermant
DE4426008A1 (de) † 1994-07-22 1996-01-25 Cassella Ag Hydrophile, hochquellfähige Hydrogele
DE19646484C2 (de) † 1995-11-21 2000-10-19 Stockhausen Chem Fab Gmbh Flüssigkeitsabsorbierende Polymere, Verfahren zu deren Herstellung und deren Verwendung
US6414214B1 (en) † 1999-10-04 2002-07-02 Basf Aktiengesellschaft Mechanically stable hydrogel-forming polymers

Also Published As

Publication number Publication date
US6071976A (en) 2000-06-06
EP0812873A1 (de) 1997-12-17
WO1997024394A1 (en) 1997-07-10
EP0812873A4 (de) 2000-03-15
EP0812873B2 (de) 2018-10-24
EP0812873B9 (de) 2004-09-01
EP0812873B1 (de) 2003-10-22
DE69630441T3 (de) 2019-02-28
DE69630441T2 (de) 2004-08-12

Similar Documents

Publication Publication Date Title
DE69630441D1 (de) Wasser-absorbierungsmittel und verfahren und vorrichtung zu dessen herstellung
DE69430050D1 (de) Benzinschlauch verfahren und vorrichtung zu dessen herstellung
DE19581849T1 (de) Biologisch abbaubares Absorptionskissen und Verfahren und Vorrichtung zu dessen Herstellung
DE69739301D1 (de) Hoch-fluss dioden laser gerät und verfahren zu dessen herstellung
DE69524928D1 (de) Wasser-absorbent, verfahren zu dessen herstellung und den enthaltender absorbent-gegenstand
ATE193715T1 (de) Vernetzte polyolefinschäume und verfahren zu ihrer herstellung
DE69625314D1 (de) Flächenhaftverschluss sowie Verfahren und Vorrichtung zu dessen Herstellung
DE69819572D1 (de) Rohrförmiger Behälter und Verfahren und Vorrichtung zu dessen Herstellung
DE69536069D1 (de) Verstärkungsgewebe und verfahren und vorrichtung zu seiner herstellung
DE69631646D1 (de) Gegossener Flächenhaftverschluss sowie Verfahren und Vorrichtung zu dessen Herstellung
DE69503722D1 (de) Boronitridfaser und verfahren zu deren herstellung
DE69626961D1 (de) Wegwerfkleidungsstück, verfahren und vorrichtung zu dessen herstellung
DE69511714D1 (de) Fahrzeugfenster und verfahren zu dessen herstellung
ATE291082T1 (de) Enzymhaltige granulatkörner sowie verfahren zu deren herstellung
DE69811010D1 (de) Photovoltaisches Bauelement und Verfahren zu dessen Herstellung
DE69402051D1 (de) Wärmetauschelement, verfahren und vorrichtung zu dessen herstellung
DE69807415D1 (de) Verbundenes metallisches Bauteil sowie Verfahren und Vorrichtung zu dessen Herstellung
ATE237950T1 (de) Gekühltes wässriges gelee und verfahren zu dessen herstellung
DE69632388D1 (de) Elektronisches gerät und verfahren zu seiner herstellung
DE69608359D1 (de) Hexaazaisowurtzitan-derivate und verfahren zu deren herstellung
DE69516013D1 (de) Kettenrad und verfahren zu dessen herstellung
DE69713398D1 (de) Absorbierende artikel, verfahren und vorrichtung zu deren herstellung
DE69634530D1 (de) Antivirales mittel und verfahren zu dessen herstellung
DE59502654D1 (de) Mikroelektronisches bauelement und verfahren zu dessen herstellung
DE59604850D1 (de) Falzprodukt sowie verfahren und vorrichtung zu dessen herstellung

Legal Events

Date Code Title Description
8363 Opposition against the patent