DE4131045C1 - - Google Patents

Info

Publication number
DE4131045C1
DE4131045C1 DE4131045A DE4131045A DE4131045C1 DE 4131045 C1 DE4131045 C1 DE 4131045C1 DE 4131045 A DE4131045 A DE 4131045A DE 4131045 A DE4131045 A DE 4131045A DE 4131045 C1 DE4131045 C1 DE 4131045C1
Authority
DE
Germany
Prior art keywords
mixer
powder
modifier
polymer
mixing
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 - Fee Related
Application number
DE4131045A
Other languages
German (de)
English (en)
Inventor
Friedrich Dr. 6000 Frankfurt De Engelhardt
Uwe 6232 Bad Soden De Stueven
Manfred Dr. 6272 Niedernhausen De Mayer
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.)
Sanofi Aventis Deutschland GmbH
Original Assignee
Cassella AG
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 Cassella AG filed Critical Cassella AG
Priority to DE4131045A priority Critical patent/DE4131045C1/de
Priority to DE59203454T priority patent/DE59203454D1/de
Priority to AT92115391T priority patent/ATE127135T1/de
Priority to EP92115391A priority patent/EP0534228B1/de
Priority to DK92115391.2T priority patent/DK0534228T3/da
Priority to ES92115391T priority patent/ES2079124T3/es
Priority to JP24827692A priority patent/JP3172595B2/ja
Priority to CA002078529A priority patent/CA2078529A1/en
Priority to FI924163A priority patent/FI924163A/fi
Application granted granted Critical
Publication of DE4131045C1 publication Critical patent/DE4131045C1/de
Priority to US08/231,985 priority patent/US6300423B1/en
Priority to GR950402694T priority patent/GR3017582T3/el
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/50—Mixing liquids with solids
    • B01F23/51—Methods thereof
    • 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
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/203—Solid polymers with solid and/or liquid additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Nonwoven Fabrics (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
DE4131045A 1991-09-18 1991-09-18 Expired - Fee Related DE4131045C1 (US20080187756A1-20080807-C00002.png)

Priority Applications (11)

Application Number Priority Date Filing Date Title
DE4131045A DE4131045C1 (US20080187756A1-20080807-C00002.png) 1991-09-18 1991-09-18
AT92115391T ATE127135T1 (de) 1991-09-18 1992-09-09 Verfahren zum modifizieren hydrophiler polymerisate.
EP92115391A EP0534228B1 (de) 1991-09-18 1992-09-09 Verfahren zum Modifizieren hydrophiler Polymerisate
DK92115391.2T DK0534228T3 (da) 1991-09-18 1992-09-09 Fremgangsmåde til modificering af hydrofile polymerisater
ES92115391T ES2079124T3 (es) 1991-09-18 1992-09-09 Procedimiento para modificar polimeros hidrofilos.
DE59203454T DE59203454D1 (de) 1991-09-18 1992-09-09 Verfahren zum Modifizieren hydrophiler Polymerisate.
JP24827692A JP3172595B2 (ja) 1991-09-18 1992-09-17 親水性ポリマーの変性法
CA002078529A CA2078529A1 (en) 1991-09-18 1992-09-17 Process for modifying hydrophilic polymers
FI924163A FI924163A (fi) 1991-09-18 1992-09-17 Foerfarande foer modifiering av hydrofila polymerater
US08/231,985 US6300423B1 (en) 1991-09-18 1994-04-21 Process for modifying hydrophilic polymers
GR950402694T GR3017582T3 (en) 1991-09-18 1995-09-29 Process for modifying hydrophilic polymerisates.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4131045A DE4131045C1 (US20080187756A1-20080807-C00002.png) 1991-09-18 1991-09-18

Publications (1)

Publication Number Publication Date
DE4131045C1 true DE4131045C1 (US20080187756A1-20080807-C00002.png) 1992-11-19

Family

ID=6440895

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4131045A Expired - Fee Related DE4131045C1 (US20080187756A1-20080807-C00002.png) 1991-09-18 1991-09-18
DE59203454T Expired - Lifetime DE59203454D1 (de) 1991-09-18 1992-09-09 Verfahren zum Modifizieren hydrophiler Polymerisate.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE59203454T Expired - Lifetime DE59203454D1 (de) 1991-09-18 1992-09-09 Verfahren zum Modifizieren hydrophiler Polymerisate.

Country Status (10)

Country Link
US (1) US6300423B1 (US20080187756A1-20080807-C00002.png)
EP (1) EP0534228B1 (US20080187756A1-20080807-C00002.png)
JP (1) JP3172595B2 (US20080187756A1-20080807-C00002.png)
AT (1) ATE127135T1 (US20080187756A1-20080807-C00002.png)
CA (1) CA2078529A1 (US20080187756A1-20080807-C00002.png)
DE (2) DE4131045C1 (US20080187756A1-20080807-C00002.png)
DK (1) DK0534228T3 (US20080187756A1-20080807-C00002.png)
ES (1) ES2079124T3 (US20080187756A1-20080807-C00002.png)
FI (1) FI924163A (US20080187756A1-20080807-C00002.png)
GR (1) GR3017582T3 (US20080187756A1-20080807-C00002.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7157141B2 (en) 2000-03-31 2007-01-02 Stockhausen Gmbh Pulverulent polymers crosslinked on the surface

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7507475B2 (en) * 2001-03-07 2009-03-24 Evonik Stockhausen Gmbh Pulverulent polymers crosslinked on the surface
GB0213600D0 (en) * 2002-06-13 2002-07-24 Bp Exploration Operating 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
MXPA06001291A (es) 2003-08-06 2006-04-11 Procter & Gamble Material recubierto que se dilata en agua.
US7049000B2 (en) 2003-08-06 2006-05-23 The Procter & Gamble Company Water-swellable material comprising coated water-swellable polymers
MXPA06001295A (es) 2003-08-06 2006-04-11 Procter & Gamble Articulo absorbente que comprende material recubierto hinchable en agua.
EP1518567B1 (en) 2003-09-25 2017-06-28 The Procter & Gamble Company Absorbent articles comprising fluid acquisition zones with coated superabsorbent particles
WO2005095498A1 (en) * 2004-03-30 2005-10-13 Basf Aktiengesellschaft Improved method of manufacturing superabsorbent polymers
DE102004051242A1 (de) 2004-10-20 2006-05-04 Basf Ag Feinteilige wasserabsorbierende Polymerpartikel mit hoher Flüssigkeitstransport- und Absorptionsleistung
EP1843797B1 (en) * 2005-02-04 2014-01-22 The Procter and Gamble Company Absorbent structure with improved water-absorbing material
WO2006082240A1 (en) * 2005-02-04 2006-08-10 Basf Aktiengesellschaft Water swellable material
WO2006082239A2 (en) * 2005-02-04 2006-08-10 Basf Aktiengesellschaft Water-absorbing material having a coating of elastic film-forming polymers
EP1846050A2 (en) * 2005-02-04 2007-10-24 Basf Aktiengesellschaft A process for producing a water-absorbing material having a coating of elastic filmforming polymers
ATE473764T1 (de) * 2005-02-04 2010-07-15 Basf Se Verfahren zur herstellung eines wasserabsorbierenden materials mit einem überzug aus elastischen filmbildenden polymeren
US7750085B2 (en) 2005-03-14 2010-07-06 Nippon Shokubai Co., Ltd. Water-absorbing agent and its production process
TWI344469B (en) 2005-04-07 2011-07-01 Nippon Catalytic Chem Ind Polyacrylic acid (salt) water-absorbent resin, production process thereof, and acrylic acid used in polymerization for production of water-absorbent resin
WO2007065840A1 (de) * 2005-12-07 2007-06-14 Basf Se Verfahren zum kontinuierlichen mischen von polymerpartikeln
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
TWI377222B (en) * 2005-12-22 2012-11-21 Nippon Catalytic Chem Ind Method for surface crosslinking water-absorbing resin and method for manufacturing water-absorbing resin
JP5132927B2 (ja) * 2005-12-22 2013-01-30 株式会社日本触媒 吸水性樹脂の製造方法
US20090012486A1 (en) * 2005-12-28 2009-01-08 Basf Se Process for Production of a Water-Absorbing Material
EP1837348B9 (en) 2006-03-24 2020-01-08 Nippon Shokubai Co.,Ltd. Water-absorbing resin and method for manufacturing the same
JP5301159B2 (ja) 2006-03-27 2013-09-25 株式会社日本触媒 吸水剤及びこれを用いた吸水体、並びに吸水剤の製造方法
EP2018876A1 (en) * 2007-07-27 2009-01-28 The Procter and Gamble Company Absorbent article comprising water-absorbing polymeric particles and method for the production thereof
SA08290556B1 (ar) * 2007-09-07 2012-05-16 نيبون شوكوباي كو. ، ليمتد طريقة لربط راتنجات ممتصة للماء
WO2010100936A1 (ja) 2009-03-04 2010-09-10 株式会社日本触媒 吸水性樹脂の製造方法
EP2471844B1 (en) * 2009-08-27 2016-03-30 Nippon Shokubai Co., Ltd. Polyacrylic acid (salt) water absorbent resin and method for producing same
WO2011032876A1 (de) 2009-09-16 2011-03-24 Basf Se Farbstabiler superabsorber
EP2477664A1 (de) 2009-09-17 2012-07-25 Basf Se Farbstabiler superabsorber
CN102548654A (zh) 2009-09-29 2012-07-04 株式会社日本触媒 颗粒状吸水剂及其制造方法
EP2535369B1 (en) 2010-02-10 2021-03-24 Nippon Shokubai Co., Ltd. Process for producing water-absorbing resin powder
JP5504334B2 (ja) 2010-03-12 2014-05-28 株式会社日本触媒 吸水性樹脂の製造方法
WO2012045705A1 (de) 2010-10-06 2012-04-12 Basf Se Verfahren zur herstellung thermisch oberflächennachvernetzter wasserabsorbierender polymerpartikel
CN103270090B (zh) 2010-10-21 2014-12-17 巴斯夫欧洲公司 吸水聚合物颗粒及其制备方法
US8518539B2 (en) 2010-10-21 2013-08-27 The Procter & Gamble Company Absorbent structures comprising post-crosslinked water-absorbent articles
EP2669318B1 (en) 2011-01-28 2020-06-17 Nippon Shokubai Co., Ltd. Manufacturing method for polyacrylic acid (salt) -based water-absorbent resin powder
US8664151B2 (en) 2011-06-01 2014-03-04 The Procter & Gamble Company Articles comprising reinforced polyurethane coating agent
US8999884B2 (en) 2011-06-01 2015-04-07 The Procter & Gamble Company Absorbent structures with coated water-absorbing material
US9126186B2 (en) 2011-11-18 2015-09-08 Basf Se Process for producing thermally surface postcrosslinked water-absorbing polymer particles
WO2013076031A1 (de) 2011-11-22 2013-05-30 Basf Se Superabsorber mit pyrogenem aluminiumoxid
KR20140142740A (ko) 2012-03-30 2014-12-12 바스프 에스이 색 안정적 초흡수체
KR20140144259A (ko) 2012-03-30 2014-12-18 바스프 에스이 색 안정적 초흡수체
EP3009474B1 (de) 2014-10-16 2017-09-13 Evonik Degussa GmbH Herstellverfahren für wasserlösliche Polymere
US11813589B2 (en) 2017-11-10 2023-11-14 Basf Se Superabsorbent complexed with aluminum ions
EP3774999B1 (de) 2018-04-10 2022-08-03 Basf Se Permeabler superabsorber und verfahren zu seiner herstellung
DE102019216910A1 (de) 2018-11-12 2020-05-14 Basf Se Verfahren zur Oberflächennachvernetzung von Superabsorbern
WO2021013639A1 (en) 2019-07-24 2021-01-28 Basf Se Permeable superabsorbent and process for production thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2264027B2 (de) * 1972-11-06 1976-05-06 Union Carbide Corp., New York, N.Y. (V.StA.) Verfahren zur herstellung eines freifliessenden, in wasser quellbaren hydrophilen polymerisats und seine verwendung
DE3039573A1 (de) * 1980-10-20 1982-05-19 Diethelm Dipl.-Chem. Dr.rer.nat. 7450 Hechingen Bitzer Pulverfoermige polyacrylamidpraeparationen, die sich leicht in wasser aufloesen
DE3503458C2 (US20080187756A1-20080807-C00002.png) * 1984-02-04 1990-08-09 Arakawa Kagaku Kogyo K.K., Osaka, Jp
DE4013222A1 (de) * 1989-04-26 1990-10-31 Nippon Synthetic Chem Ind Verfahren zur herstellung von teilchen aus einem harz mit einem hohen wasserabsorptionsvermoegen
DE4016338A1 (de) * 1989-05-24 1990-11-29 Nippon Synthetic Chem Ind Verfahren zur herstellung von teilchen aus einem harz mit einem hohen wasserabsorptionsvermoegen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2847424A1 (de) * 1978-11-02 1980-05-22 Hoechst Ag Verfahren zum einmischen von zusaetzen in polyolefinpulver

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2264027B2 (de) * 1972-11-06 1976-05-06 Union Carbide Corp., New York, N.Y. (V.StA.) Verfahren zur herstellung eines freifliessenden, in wasser quellbaren hydrophilen polymerisats und seine verwendung
DE3039573A1 (de) * 1980-10-20 1982-05-19 Diethelm Dipl.-Chem. Dr.rer.nat. 7450 Hechingen Bitzer Pulverfoermige polyacrylamidpraeparationen, die sich leicht in wasser aufloesen
DE3503458C2 (US20080187756A1-20080807-C00002.png) * 1984-02-04 1990-08-09 Arakawa Kagaku Kogyo K.K., Osaka, Jp
DE4013222A1 (de) * 1989-04-26 1990-10-31 Nippon Synthetic Chem Ind Verfahren zur herstellung von teilchen aus einem harz mit einem hohen wasserabsorptionsvermoegen
DE4016338A1 (de) * 1989-05-24 1990-11-29 Nippon Synthetic Chem Ind Verfahren zur herstellung von teilchen aus einem harz mit einem hohen wasserabsorptionsvermoegen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7157141B2 (en) 2000-03-31 2007-01-02 Stockhausen Gmbh Pulverulent polymers crosslinked on the surface

Also Published As

Publication number Publication date
EP0534228B1 (de) 1995-08-30
CA2078529A1 (en) 1993-03-19
US6300423B1 (en) 2001-10-09
JPH05202199A (ja) 1993-08-10
JP3172595B2 (ja) 2001-06-04
DE59203454D1 (de) 1995-10-05
FI924163A0 (fi) 1992-09-17
FI924163A (fi) 1993-03-19
ATE127135T1 (de) 1995-09-15
EP0534228A1 (de) 1993-03-31
GR3017582T3 (en) 1995-12-31
ES2079124T3 (es) 1996-01-01
DK0534228T3 (da) 1996-01-08

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Legal Events

Date Code Title Description
8100 Publication of patent without earlier publication of application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee