DE69926164D1 - Vefahren zur Herstellung eines absorbierenden Harzes - Google Patents

Vefahren zur Herstellung eines absorbierenden Harzes

Info

Publication number
DE69926164D1
DE69926164D1 DE69926164T DE69926164T DE69926164D1 DE 69926164 D1 DE69926164 D1 DE 69926164D1 DE 69926164 T DE69926164 T DE 69926164T DE 69926164 T DE69926164 T DE 69926164T DE 69926164 D1 DE69926164 D1 DE 69926164D1
Authority
DE
Germany
Prior art keywords
making
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
DE69926164T
Other languages
English (en)
Other versions
DE69926164T2 (de
Inventor
Koji Miyake
Toru Yanase
Yoshifumi Adachi
Takumi Hatsuda
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=14125088&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69926164(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
Application granted granted Critical
Publication of DE69926164D1 publication Critical patent/DE69926164D1/de
Publication of DE69926164T2 publication Critical patent/DE69926164T2/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
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/008—Treatment of solid polymer wetted by water or organic solvents, e.g. coagulum, filter cakes
    • 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
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/225—Mixtures of 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/122—Pulverisation by spraying
    • 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
    • C08J2300/14—Water soluble or water swellable polymers, e.g. aqueous gels
DE69926164T 1998-04-07 1999-04-06 Vefahren zur Herstellung eines absorbierenden Harzes Expired - Lifetime DE69926164T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP09498198A JP4141526B2 (ja) 1998-04-07 1998-04-07 吸水性樹脂の製造方法
JP9498198 1998-04-07

Publications (2)

Publication Number Publication Date
DE69926164D1 true DE69926164D1 (de) 2005-08-25
DE69926164T2 DE69926164T2 (de) 2006-05-24

Family

ID=14125088

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69926164T Expired - Lifetime DE69926164T2 (de) 1998-04-07 1999-04-06 Vefahren zur Herstellung eines absorbierenden Harzes

Country Status (4)

Country Link
US (1) US6291636B1 (de)
EP (1) EP0948997B1 (de)
JP (1) JP4141526B2 (de)
DE (1) DE69926164T2 (de)

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Publication number Priority date Publication date Assignee Title
DE19849499A1 (de) * 1998-10-27 2000-05-04 Basf Ag Verfahren zur vollständigen Trocknung von Hydrogelen
DE19909653A1 (de) * 1999-03-05 2000-09-07 Stockhausen Chem Fab Gmbh Pulverförmige, vernetzte, wässrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung
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
EP1130045B2 (de) 2000-02-29 2015-10-28 Nippon Shokubai Co., Ltd. Verfaren zur Herstellung eines wasserabsorbierenden Harzpulvers
US20040213892A1 (en) 2003-04-25 2004-10-28 Gerd Jonas Highly swellable absorption medium with reduced caking tendency
DE10052966A1 (de) * 2000-10-25 2002-05-02 Stockhausen Chem Fab Gmbh Hochquellbare Absorptionsmittel mit einer verminderten Tendenz zum Verbacken
JP2002212906A (ja) * 2001-01-16 2002-07-31 Gaeart Kumagai Co Ltd 舗装用処理材及びこれを用いる舗装の処理方法
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
DE60231834D1 (de) * 2001-12-19 2009-05-14 Nippon Catalytic Chem Ind Wasser absorbierendes harz und seine herstellungsverfahren
MXPA04009978A (es) 2003-02-10 2004-12-13 Nippon Catalytic Chem Ind Particulado absorbente de agua que contiene resina absorbente de agua como un componente principal.
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
WO2005007713A1 (en) * 2003-07-18 2005-01-27 Nippon Shokubai Co., Ltd. Method for production of water-soluble porous polymer and water-soluble porous polymer
DE102004019264B4 (de) * 2004-04-21 2008-04-10 Stockhausen Gmbh Verfahren zur Herstellung eines absorbierenden Polymers mittels Spreittrocknung
JP4759236B2 (ja) * 2004-07-28 2011-08-31 住友精化株式会社 カルボキシル基含有水溶性重合体の製造方法
DE102005014291A1 (de) 2005-03-24 2006-09-28 Basf Ag Verfahren zur Herstellung wasserabsorbierender Polymere
DE102005055077A1 (de) 2005-11-16 2007-05-24 Basf Ag Verfahren zur Herstellung wasserabsorbierender Polymerpartikel
JP5006675B2 (ja) * 2006-03-27 2012-08-22 株式会社日本触媒 吸水性樹脂組成物およびその製造方法
WO2008062776A1 (fr) * 2006-11-24 2008-05-29 Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo Légume séché contenant du sucre, procédé de fabrication et utilisation de celui-ci
SA08290542B1 (ar) * 2007-08-28 2012-11-14 نيبون شوكوباي كو. ، ليمتد طريقة لإنتاج راتنج ماص للماء
EP2415822B1 (de) * 2009-03-31 2019-03-20 Nippon Shokubai Co., Ltd. Herstellungsverfahren für wasserabsorbierende harzpartikel
EP2431350B1 (de) 2009-05-15 2017-10-04 Nippon Shokubai Co., Ltd. Herstellungsverfahren für (meth)acrylsäure und kristallisierungssystem
CN102428065B (zh) 2009-05-15 2014-02-26 株式会社日本触媒 制备(甲基)丙烯酸的方法
WO2010131604A1 (ja) 2009-05-15 2010-11-18 株式会社日本触媒 (メタ)アクリル酸の製造方法
EP2471847B2 (de) * 2009-08-28 2018-01-03 Nippon Shokubai Co., Ltd. Herstellungsverfahren für wasserabsorbierende harze
CN102498135B (zh) * 2009-09-16 2014-02-19 株式会社日本触媒 吸水性树脂粉末的制造方法
JP5514841B2 (ja) 2010-01-20 2014-06-04 株式会社日本触媒 吸水性樹脂の製造方法
JP5587348B2 (ja) 2010-01-20 2014-09-10 株式会社日本触媒 吸水性樹脂の製造方法
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
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
WO2011149313A2 (ko) 2010-05-28 2011-12-01 주식회사 엘지화학 고흡수성 수지용 분쇄장치 및 이를 이용한 고흡수성 수지의 제조 방법
WO2012144595A1 (ja) 2011-04-20 2012-10-26 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂の製造方法および製造装置
EP2727953B1 (de) 2011-06-29 2017-03-08 Nippon Shokubai Co., Ltd. Wasserabsorbierendes harz auf basis von polyacrylsäure(salz) und verfahren zu seiner herstellung
CN104204039A (zh) 2012-03-30 2014-12-10 巴斯夫欧洲公司 在具有反式螺杆螺纹的筒式热交换器中进行热表面后交联的方法
JP5996651B2 (ja) 2012-08-01 2016-09-21 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂の製造方法
CN104583241B (zh) * 2012-08-27 2018-01-16 巴斯夫欧洲公司 制备吸水性聚合物颗粒的方法
JP6312680B2 (ja) 2012-08-29 2018-04-18 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 吸水性ポリマー粒子の製造方法
EP2890411B1 (de) * 2012-08-29 2021-10-06 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel
CN104718228B (zh) * 2012-09-19 2017-06-20 巴斯夫欧洲公司 制备吸水性聚合物颗粒的方法
EP2927264B1 (de) * 2012-11-27 2020-04-08 Nippon Shokubai Co., Ltd. Verfahren zur herstellung von wasserabsorbierendem harz auf polyacrylsäure(salz)basis
CN105452303B (zh) 2013-08-28 2017-04-26 株式会社日本触媒 吸水性树脂的制造方法
JP6169926B2 (ja) * 2013-08-30 2017-07-26 株式会社日本触媒 吸水性樹脂の微粉砕方法及び耐塩性に優れた吸水性樹脂
WO2016136761A1 (ja) * 2015-02-24 2016-09-01 住友精化株式会社 吸水性樹脂製造装置
KR102122583B1 (ko) * 2016-02-23 2020-06-15 주식회사 엘지화학 점착 테이프 및 이의 제조방법
KR102528637B1 (ko) 2016-05-31 2023-05-03 바스프 에스이 초흡수제의 제조 방법
US11465126B2 (en) 2016-11-16 2022-10-11 Nippon Shokubai Co., Ltd. Method for producing water-absorbent resin powder and production apparatus therefor
KR20200125931A (ko) * 2018-02-22 2020-11-05 바스프 에스이 초흡수제 입자의 제조 방법
KR102566284B1 (ko) 2018-11-14 2023-08-10 주식회사 엘지화학 고흡수성 수지의 제조 방법
US11551584B2 (en) * 2019-10-28 2023-01-10 Skc Co., Ltd. Polyester film and flexible display apparatus comprising same
EP3943541A4 (de) * 2020-01-20 2023-07-05 Lg Chem, Ltd. Verfahren zur herstellung eines superabsorbierenden polymers
JPWO2022209581A1 (de) * 2021-03-31 2022-10-06
WO2024009541A1 (ja) * 2022-07-07 2024-01-11 Ｓｄｐグローバル株式会社 吸水性樹脂組成物の製造方法

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TW241279B (de) * 1991-02-01 1995-02-21 Catalyst co ltd
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US6194531B1 (en) * 1996-06-05 2001-02-27 Nippon Shokubai Co., Ltd. Method for production of cross-linked polymer

Also Published As

Publication number Publication date
EP0948997B1 (de) 2005-07-20
JPH11292919A (ja) 1999-10-26
EP0948997A3 (de) 2000-02-23
US6291636B1 (en) 2001-09-18
DE69926164T2 (de) 2006-05-24
EP0948997A2 (de) 1999-10-13
JP4141526B2 (ja) 2008-08-27

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8328 Change in the person/name/address of the agent

Representative=s name: GRAF VON STOSCH PATENTANWALTSGESELLSCHAFT MBH, 805