DE69926164T2 - Vefahren zur Herstellung eines absorbierenden Harzes - Google Patents

Vefahren zur Herstellung eines absorbierenden Harzes Download PDF

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Publication number
DE69926164T2
DE69926164T2 DE69926164T DE69926164T DE69926164T2 DE 69926164 T2 DE69926164 T2 DE 69926164T2 DE 69926164 T DE69926164 T DE 69926164T DE 69926164 T DE69926164 T DE 69926164T DE 69926164 T2 DE69926164 T2 DE 69926164T2
Authority
DE
Germany
Prior art keywords
hydrogel
dryer
dried product
product
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
German (de)
English (en)
Other versions
DE69926164D1 (de
Inventor
Koji Miyake
Toru Yanase
Yoshifumi Himeji-shi Adachi
Takumi Takasago-shi 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
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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(T2) "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 DE69926164D1 publication Critical patent/DE69926164D1/de
Application granted granted Critical
Publication of DE69926164T2 publication Critical patent/DE69926164T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Hematology (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
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
JP9498198 1998-04-07
JP09498198A JP4141526B2 (ja) 1998-04-07 1998-04-07 吸水性樹脂の製造方法

Publications (2)

Publication Number Publication Date
DE69926164D1 DE69926164D1 (de) 2005-08-25
DE69926164T2 true 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 (enExample)
EP (1) EP0948997B1 (enExample)
JP (1) JP4141526B2 (enExample)
DE (1) DE69926164T2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1949011B2 (de) † 2005-11-16 2016-05-11 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel

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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 (en) * 2000-02-29 2015-10-28 Nippon Shokubai Co., Ltd. Process for producing a water-absorbent resin powder
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
WO2003051939A1 (en) * 2001-12-19 2003-06-26 Nippon Shokubai Co.,Ltd. Water-absorbent resin and production process therefor
RU2298570C2 (ru) * 2003-02-10 2007-05-10 Нипон Шокубай Ко., Лтд Дисперсный водопоглотитель, содержащий в качестве основного компонента водопоглощающую смолу (варианты), способ его получения и абсорбирующее изделие
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
CN100591702C (zh) * 2003-07-18 2010-02-24 株式会社日本触媒 用于制备水溶性多孔聚合物的方法和水溶性多孔聚合物
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
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
JP5172694B2 (ja) * 2006-11-24 2013-03-27 株式会社林原 糖質含有乾燥野菜とその製造方法並びに用途
SA08290542B1 (ar) * 2007-08-28 2012-11-14 نيبون شوكوباي كو. ، ليمتد طريقة لإنتاج راتنج ماص للماء
CN104974358B (zh) * 2009-03-31 2018-11-23 株式会社日本触媒 颗粒状吸水性树脂的制造方法
SG175379A1 (en) 2009-05-15 2011-12-29 Nippon Catalytic Chem Ind Process for producing (meth)acrylic acid and crystallization system
CN102414159B (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
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
WO2011025012A1 (ja) * 2009-08-28 2011-03-03 株式会社日本触媒 吸水性樹脂の製造方法
EP2479196B1 (en) * 2009-09-16 2021-10-27 Nippon Shokubai Co., Ltd. Method for producing water absorbent resin powder
WO2011090130A1 (ja) 2010-01-20 2011-07-28 株式会社日本触媒 吸水性樹脂の製造方法
WO2011090129A1 (ja) 2010-01-20 2011-07-28 株式会社日本触媒 吸水性樹脂の製造方法
WO2011126079A1 (ja) 2010-04-07 2011-10-13 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及びポリアクリル酸（塩）系吸水性樹脂粉末
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
EP2578318B1 (en) 2010-05-28 2016-10-19 LG Chem, Ltd. Shredder for superabsorbent polymer and preparation method for super absorbent polymer using the same
JP5635685B2 (ja) 2011-04-20 2014-12-03 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
JP5599513B2 (ja) 2011-06-29 2014-10-01 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
JP2015512990A (ja) 2012-03-30 2015-04-30 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 逆スクリューヘリックスを備えたドラム型熱交換器中で熱表面後架橋する方法
CN104520357B (zh) 2012-08-01 2017-03-29 株式会社日本触媒 聚丙烯酸(盐)系吸水性树脂的制造方法
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
WO2014032909A1 (en) * 2012-08-29 2014-03-06 Basf Se Process for producing water-absorbing polymer particles
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
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JP5989912B2 (ja) 2013-08-28 2016-09-07 株式会社日本触媒 吸水性樹脂の製造方法
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
EP3464427B1 (de) 2016-05-31 2021-01-06 Basf Se Verfahren zur herstellung von superabsorbern
JP6913107B2 (ja) * 2016-11-16 2021-08-04 株式会社日本触媒 吸水性樹脂粉末の製造方法及びその製造装置
EP3755730B1 (de) * 2018-02-22 2024-09-04 Basf Se Verfahren zur herstellung von superabsorberpartikeln
KR102566284B1 (ko) * 2018-11-14 2023-08-10 주식회사 엘지화학 고흡수성 수지의 제조 방법
US12151227B2 (en) 2018-11-28 2024-11-26 II Locke White Method of absorbing precipitation
US11551584B2 (en) * 2019-10-28 2023-01-10 Skc Co., Ltd. Polyester film and flexible display apparatus comprising same
US12239956B2 (en) 2019-12-20 2025-03-04 Lg Chem, Ltd. Preparation method of super absorbent polymer composition
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KR20230164660A (ko) * 2021-03-31 2023-12-04 스미토모 세이카 가부시키가이샤 흡수성 수지 입자의 제조 장치 및 제조 방법
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1949011B2 (de) † 2005-11-16 2016-05-11 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel

Also Published As

Publication number Publication date
US6291636B1 (en) 2001-09-18
EP0948997B1 (en) 2005-07-20
JPH11292919A (ja) 1999-10-26
DE69926164D1 (de) 2005-08-25
EP0948997A3 (en) 2000-02-23
JP4141526B2 (ja) 2008-08-27
EP0948997A2 (en) 1999-10-13

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