DK0380931T3 - Fremgangsmåde til kontinuerlig tørring af hydrofile polymergeler - Google Patents

Fremgangsmåde til kontinuerlig tørring af hydrofile polymergeler

Info

Publication number
DK0380931T3
DK0380931T3 DK90100407.7T DK90100407T DK0380931T3 DK 0380931 T3 DK0380931 T3 DK 0380931T3 DK 90100407 T DK90100407 T DK 90100407T DK 0380931 T3 DK0380931 T3 DK 0380931T3
Authority
DK
Denmark
Prior art keywords
hydrophilic polymer
continuous drying
polymer gels
drier
gels
Prior art date
Application number
DK90100407.7T
Other languages
Danish (da)
English (en)
Inventor
Stefan Dr Pieh
Gerhard Willert
Original Assignee
Chemie Linz Gmbh
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 Chemie Linz Gmbh filed Critical Chemie Linz Gmbh
Application granted granted Critical
Publication of DK0380931T3 publication Critical patent/DK0380931T3/da

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
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/06—Conditioning or physical treatment of the material to be shaped by drying

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Drying Of Solid Materials (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DK90100407.7T 1989-01-30 1990-01-10 Fremgangsmåde til kontinuerlig tørring af hydrofile polymergeler DK0380931T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT17589 1989-01-30

Publications (1)

Publication Number Publication Date
DK0380931T3 true DK0380931T3 (da) 1994-06-20

Family

ID=3483557

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90100407.7T DK0380931T3 (da) 1989-01-30 1990-01-10 Fremgangsmåde til kontinuerlig tørring af hydrofile polymergeler

Country Status (7)

Country Link
US (1) US5005771A (fr)
EP (1) EP0380931B1 (fr)
JP (1) JP2775187B2 (fr)
AT (1) ATE106309T1 (fr)
DE (2) DE3905806A1 (fr)
DK (1) DK0380931T3 (fr)
ES (1) ES2054101T3 (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5206205A (en) * 1991-08-15 1993-04-27 Kimberly-Clark Corporation Thermal treatment of superabsorbents to enhance their rate of absorbency under load
US5247072A (en) * 1991-10-25 1993-09-21 Kimberly-Clark Corporation Carboxyalkyl polysaccharides having improved absorbent properties and process for the preparation thereof
US5550189A (en) * 1992-04-17 1996-08-27 Kimberly-Clark Corporation Modified polysaccharides having improved absorbent properties and process for the preparation thereof
TW256840B (fr) 1992-06-10 1995-09-11 Nippon Catalytic Chem Ind
DE60112630T3 (de) 2000-02-29 2016-03-03 Nippon Shokubai Co., Ltd. Verfaren zur Herstellung eines wasserabsorbierenden Harzpulvers
WO2002066543A1 (fr) 2001-02-16 2002-08-29 Genzyme Corporation Procede de sechage d'un materiau a phase cohesive
DE102004019264B4 (de) * 2004-04-21 2008-04-10 Stockhausen Gmbh Verfahren zur Herstellung eines absorbierenden Polymers mittels Spreittrocknung
DK2001938T3 (en) * 2006-03-31 2016-08-01 Albemarle Corp Process for the preparation of coated urea-formaldehyde polymers
EP2471848B2 (fr) 2009-08-28 2017-11-29 Nippon Shokubai Co., Ltd. Procede de fabrication d'une resine capable d'absorber l'eau
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
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
US9976001B2 (en) 2010-02-10 2018-05-22 Nippon Shokubai Co., Ltd. Process for producing water-absorbing resin powder
WO2011111857A1 (fr) 2010-03-12 2011-09-15 株式会社日本触媒 Procédé de fabrication d'une résine absorbant l'eau
CN102906124B (zh) * 2010-03-24 2014-12-17 巴斯夫欧洲公司 从吸水性聚合物颗粒中移除残余单体的方法
EP2565219B1 (fr) 2010-04-27 2018-06-27 Nippon Shokubai Co., Ltd. Procédé de production d'une résine pulvérulente absorbant l'eau à base d'un (sel d')acide polyacrylique
JP6124874B2 (ja) * 2011-05-18 2017-05-10 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 血液及び／又は月経液を吸収するための吸水性ポリマー粒子の使用
EP3212592A1 (fr) 2014-10-31 2017-09-06 Koch Agronomic Services, LLC Compositions inhibitrices de la nitrification et procédés de fabrication associés
JP6722507B2 (ja) * 2015-05-14 2020-07-15 株式会社日本触媒 吸水性樹脂の製造方法
EP3543279A4 (fr) 2016-11-16 2020-08-19 Nippon Shokubai Co., Ltd. Procédé de production de poudre de résine hydroabsorbante, et dispositif et procédé de séchage de gel hydraté particulaire

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1735397A (en) * 1925-05-26 1929-11-12 Hiller Stanley Drying process
FR2224268B1 (fr) * 1973-04-07 1977-09-23 Buettner Schilde Haas Ag
JPS5432176B2 (fr) * 1973-05-02 1979-10-12
JPS591941B2 (ja) * 1975-04-01 1984-01-14 日本合成化学工業株式会社 エチレン−酢酸ビニル共重合体ケン化物粒子の乾燥法
US4138539A (en) * 1975-06-19 1979-02-06 American Cyanamid Company Process for water-soluble synthetic polymer in powder form
US4030205A (en) * 1975-12-29 1977-06-21 Robertson Joseph D Drying system for particles
DE2632054C3 (de) * 1976-07-16 1982-05-27 Hoechst Ag, 6000 Frankfurt Verfahren zur Trocknung von chloriertem Polyäthylen
DE2717630A1 (de) * 1977-04-21 1978-10-26 American Colloid Co Kontinuierliches verfahren zur herstellung von trockenem, festem polyakrylamid
CA1253833A (fr) * 1984-11-06 1989-05-09 Akira Yada Preparation de particules de gel polymere solubles a l'eau
JPS61127707A (ja) * 1984-11-27 1986-06-16 Mitsubishi Chem Ind Ltd アクリルアミド系ポリマ−の乾燥方法
US4650126A (en) * 1984-12-26 1987-03-17 E. I. Du Pont De Nemours And Company Process for ambient temperature grinding of soft polymers
GB2190016B (en) * 1985-08-01 1989-07-26 Ecc Int Ltd Communition of material

Also Published As

Publication number Publication date
US5005771A (en) 1991-04-09
ATE106309T1 (de) 1994-06-15
JPH02240112A (ja) 1990-09-25
ES2054101T3 (es) 1994-08-01
EP0380931A3 (fr) 1991-05-15
DE3905806A1 (de) 1990-09-06
JP2775187B2 (ja) 1998-07-16
EP0380931A2 (fr) 1990-08-08
DE59005848D1 (de) 1994-07-07
EP0380931B1 (fr) 1994-06-01

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