GB2146343B - Cross-linked polymers - Google Patents

Cross-linked polymers

Info

Publication number
GB2146343B
GB2146343B GB08422380A GB8422380A GB2146343B GB 2146343 B GB2146343 B GB 2146343B GB 08422380 A GB08422380 A GB 08422380A GB 8422380 A GB8422380 A GB 8422380A GB 2146343 B GB2146343 B GB 2146343B
Authority
GB
United Kingdom
Prior art keywords
cross
linked polymers
polymers
linked
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
Application number
GB08422380A
Other versions
GB2146343A (en
GB8422380D0 (en
Inventor
Tsuneo Tsubakimoto
Tadao Shimomura
Yoshio Irie
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
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Publication of GB8422380D0 publication Critical patent/GB8422380D0/en
Publication of GB2146343A publication Critical patent/GB2146343A/en
Application granted granted Critical
Publication of GB2146343B publication Critical patent/GB2146343B/en
Expired 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
    • C08F2/00—Processes of polymerisation
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/16—Aqueous medium
    • 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
    • B01J14/00—Chemical processes in general for reacting liquids with liquids; Apparatus specially adapted therefor
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18—Stationary reactors having moving elements inside
    • B01J19/20—Stationary reactors having moving elements inside in the form of helices, e.g. screw reactors
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/04—Polymerisation in solution
    • C08F2/10—Aqueous solvent
GB08422380A 1983-09-07 1984-09-05 Cross-linked polymers Expired GB2146343B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58163168A JPS6055002A (en) 1983-09-07 1983-09-07 Novel continuous polymerization

Publications (3)

Publication Number Publication Date
GB8422380D0 GB8422380D0 (en) 1984-10-10
GB2146343A GB2146343A (en) 1985-04-17
GB2146343B true GB2146343B (en) 1987-07-29

Family

ID=15768525

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08422380A Expired GB2146343B (en) 1983-09-07 1984-09-05 Cross-linked polymers

Country Status (6)

Country Link
JP (1) JPS6055002A (en)
KR (1) KR890004063B1 (en)
CA (1) CA1258338A (en)
DE (1) DE3432690C2 (en)
FR (1) FR2551445B1 (en)
GB (1) GB2146343B (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3537276A1 (en) * 1985-10-19 1987-04-23 Basf Ag METHOD FOR THE CONTINUOUS PRODUCTION OF CROSSLINKED FINE-PARTED GEL-SHAPED POLYMERS
JPH0253U (en) * 1988-06-03 1990-01-05
CA2013023A1 (en) * 1989-04-17 1990-10-17 Milan F. Sojka Method of making highly adsorptive copolymers
US5258473A (en) * 1989-11-20 1993-11-02 Basf Aktiengesellschaft Preparation of finely divided, water-soluble polymers
JPH0931107A (en) * 1995-07-18 1997-02-04 Sanyo Chem Ind Ltd Production of water-absorbing resin
DE19955861A1 (en) * 1999-11-20 2001-05-23 Basf Ag Continuous production of crosslinked gel polymer for use e.g. as an absorber involves polymerisation of monomers in a multi-screw machine with heat removal by evaporation of water and product take-off
DE10041392A1 (en) 2000-08-23 2002-03-07 Stockhausen Chem Fab Gmbh Water-soluble homopolymers and copolymers with improved environmental compatibility
EP1427762B1 (en) * 2001-09-12 2012-02-08 Evonik Stockhausen GmbH A continuous polymerization process for the manufacture of superabsorbent polymers
JP4087682B2 (en) * 2002-11-07 2008-05-21 株式会社日本触媒 Method and apparatus for producing water-absorbing resin
US7270853B2 (en) 2003-06-12 2007-09-18 National Starch And Chemical Investment Holding Corporation Glass adhesion promoter
AU2005210411B2 (en) 2004-02-05 2008-01-31 Nippon Shokubai Co., Ltd. Particulate water absorbing agent and method for production thereof, and water absorbing article
CN101031591B (en) * 2004-09-28 2012-05-23 巴斯福股份公司 Method for the continuous production of crosslinked particulate gel-type polymers
JP4713167B2 (en) * 2005-01-21 2011-06-29 株式会社日本触媒 Method for producing water absorbent resin
EP1965905B1 (en) * 2005-12-07 2014-07-02 Basf Se Method for the continuous mixing of polymer particles
TWI394789B (en) 2005-12-22 2013-05-01 Nippon Catalytic Chem Ind Water-absorbent resin composition, method of manufacturing the same, and absorbent article
RU2009138982A (en) * 2007-03-23 2011-04-27 Басф Се (De) TRANSPORTING THE MONOMERIC COMPOSITION IN A VEHICLE OR PIPELINE
DE202007004912U1 (en) * 2007-04-03 2007-07-26 Blum, Holger Apparatus for treating ballast water with aqueous acrolein solution
US8063121B2 (en) 2008-10-08 2011-11-22 Evonik Stockhausen Gmbh Process for the production of a superabsorbent polymer
US8048942B2 (en) 2008-10-08 2011-11-01 Evonik Stockhausen Gmbh Process for the production of a superabsorbent polymer
US8357766B2 (en) 2008-10-08 2013-01-22 Evonik Stockhausen Gmbh Continuous process for the production of a superabsorbent polymer
EP2484439B1 (en) 2009-09-29 2022-12-14 Nippon Shokubai Co., Ltd. Particulate water absorbent and process for production thereof
WO2015030128A1 (en) * 2013-08-28 2015-03-05 株式会社日本触媒 Method for producing water-absorbing resin
CN110773106A (en) * 2019-12-14 2020-02-11 江西辙炜新材料科技有限公司 Paddle-free reaction device of intelligent water-based acrylic emulsion
EP4219568A1 (en) 2020-09-25 2023-08-02 Nippon Shokubai Co., Ltd. Method for producing water-absorbing resin powder
EP4029604A1 (en) * 2021-01-13 2022-07-20 LANXESS Deutschland GmbH Acrylonitrile-based cation exchanger
KR20230125045A (en) 2021-01-29 2023-08-28 가부시키가이샤 닛폰 쇼쿠바이 Method for producing water absorbent polymer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4172066A (en) * 1974-06-21 1979-10-23 The Dow Chemical Company Cross-linked, water-swellable polymer microgels
JPS5734101A (en) * 1980-08-11 1982-02-24 Nippon Shokubai Kagaku Kogyo Co Ltd Novel polymerization process

Also Published As

Publication number Publication date
FR2551445B1 (en) 1988-11-04
GB2146343A (en) 1985-04-17
KR890004063B1 (en) 1989-10-18
GB8422380D0 (en) 1984-10-10
CA1258338A (en) 1989-08-08
KR850002570A (en) 1985-05-15
FR2551445A1 (en) 1985-03-08
DE3432690C2 (en) 1986-12-04
JPS6055002A (en) 1985-03-29
DE3432690A1 (en) 1985-03-21
JPH0214361B2 (en) 1990-04-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020905