DE69228019D1 - Verfahren zum Recycling von wasserabsorbierendem feinkörnigem Gut in eine Polymerisationsvorrichtung - Google Patents
Verfahren zum Recycling von wasserabsorbierendem feinkörnigem Gut in eine PolymerisationsvorrichtungInfo
- Publication number
- DE69228019D1 DE69228019D1 DE69228019T DE69228019T DE69228019D1 DE 69228019 D1 DE69228019 D1 DE 69228019D1 DE 69228019 T DE69228019 T DE 69228019T DE 69228019 T DE69228019 T DE 69228019T DE 69228019 D1 DE69228019 D1 DE 69228019D1
- Authority
- DE
- Germany
- Prior art keywords
- fines
- aqueous fluid
- fluid absorbent
- absorbent polymer
- polymer
- 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
Links
Classifications
-
- 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
-
- 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
- C08F265/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- Hematology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/701,232 US5342899A (en) | 1991-05-16 | 1991-05-16 | Process for recycling aqueous fluid absorbents fines to a polymerizer |
US701232 | 2003-11-03 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE69228019D1 true DE69228019D1 (de) | 1999-02-11 |
DE69228019T2 DE69228019T2 (de) | 1999-08-26 |
DE69228019T3 DE69228019T3 (de) | 2007-10-11 |
Family
ID=24816532
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69228019T Expired - Lifetime DE69228019T3 (de) | 1991-05-16 | 1992-05-14 | Verfahren zum Recycling von wasserabsorbierendem feinkörnigem Gut in eine Polymerisationsvorrichtung |
Country Status (9)
Country | Link |
---|---|
US (1) | US5342899A (de) |
EP (1) | EP0513780B2 (de) |
JP (1) | JP3155006B2 (de) |
KR (1) | KR100231077B1 (de) |
AT (1) | ATE175217T1 (de) |
CA (1) | CA2068859A1 (de) |
DE (1) | DE69228019T3 (de) |
MX (1) | MX9202309A (de) |
WO (1) | WO1992020723A1 (de) |
Families Citing this family (78)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4412153C2 (de) * | 1994-04-11 | 1999-08-19 | Stockhausen Chem Fab Gmbh | Absorptionsmittel für Säuren und Laugen |
GB9413605D0 (en) * | 1994-07-06 | 1994-08-24 | American Colloid Co | Method of increasing the size and absorption under load of super-absorbent fine particles by impregnation with an aqueous acrylic monomer solution |
DE19601764A1 (de) | 1996-01-19 | 1997-07-24 | Hoechst Ag | Verfahren zur Herstellung hydrophiler, hochquellfähiger Hydrogele |
US6228930B1 (en) | 1997-06-18 | 2001-05-08 | Nippon Shokubai Co., Ltd. | Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule |
JPH11279287A (ja) * | 1998-03-31 | 1999-10-12 | Nippon Shokubai Co Ltd | 吸水剤組成物および吸水剤の製造方法 |
DE60112630T3 (de) | 2000-02-29 | 2016-03-03 | Nippon Shokubai Co., Ltd. | Verfaren zur Herstellung eines wasserabsorbierenden Harzpulvers |
BR0116761A (pt) * | 2000-12-29 | 2004-02-25 | Dow Global Technologies Inc | Processo para a preparação de partìculas de resina absorventes de água de polìmeros contendo carboxila reticulados com baixo teor de monÈmero, partìculas obtidas e seu uso |
BR0211309A (pt) * | 2001-06-29 | 2004-09-28 | Dow Global Technologies Inc | Polìmeros superabsorventes contendo carboxila com propriedades de controle de odor e método para preparação |
EP1404283B2 (de) * | 2001-06-29 | 2011-02-23 | Evonik Stockhausen GmbH | Superabsorbierende carboxylhaltige polymere mit geruchseindämmenden eigenschaften und verfahren zu ihrer herstellung |
CN1520428A (zh) * | 2001-06-29 | 2004-08-11 | 陶氏环球技术公司 | 低单体含量的吸水性含羧基聚合物 |
WO2003022896A1 (en) * | 2001-09-12 | 2003-03-20 | Dow Global Technologies Inc. | A continuous polymerization process for the manufacture of superabsorbent polymers |
US20030197305A1 (en) * | 2002-04-23 | 2003-10-23 | Mike Collins | Method of using clays to form absorbent materials |
BR0312326A (pt) * | 2002-06-26 | 2005-04-12 | Dow Global Technologies Inc | Processo para a preparação de polìmeros absorventes de água contendo ìons ferro com baixo teor de monÈmero |
DE10334271B4 (de) | 2003-07-25 | 2006-02-23 | Stockhausen Gmbh | Verfahren zur Agglomeration von Superabsorberfeinteilchen, daraus erhältliche Superabsorberpartikel, deren Verwendung sowie diese beinhaltende Verbunde |
WO2006088115A1 (en) * | 2005-02-15 | 2006-08-24 | Nippon Shokubai Co., Ltd. | Water absorbing agent, water absorbing article and method for production of water absorbing agent |
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 |
DE102005062929A1 (de) | 2005-12-29 | 2007-07-05 | Basf Ag | Herstellung eines wasserabsorbierenden Harzes unter Einmischen eines wasserabsorbierenden Harzpulvers |
EP1837348B9 (de) † | 2006-03-24 | 2020-01-08 | Nippon Shokubai Co.,Ltd. | Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung |
US8048624B1 (en) | 2007-12-04 | 2011-11-01 | Opx Biotechnologies, Inc. | Compositions and methods for 3-hydroxypropionate bio-production from biomass |
US9457048B2 (en) | 2008-02-05 | 2016-10-04 | Wellosophy Corporation | Absorbent ingestible agents and associated methods of manufacture and use |
JP5635397B2 (ja) * | 2008-03-13 | 2014-12-03 | 株式会社日本触媒 | 吸水性樹脂を主成分とする粒子状吸水剤の製造方法 |
EP2263957B1 (de) | 2008-03-28 | 2013-02-13 | Nippon Shokubai Co., Ltd. | Transportverfahren für absorbierendes Harzpulver |
EP2338918B1 (de) | 2008-09-16 | 2015-06-03 | Nippon Shokubai Co., Ltd. | Verfahren zur herstellung eines wasserabsorbers und verfahren zur erhöhung der flüssigkeitsdurchlässigkeit desselben |
TWI500636B (zh) * | 2008-10-07 | 2015-09-21 | Evonik Degussa Gmbh | 用於製造超吸性聚合物的方法 |
TWI500663B (zh) * | 2008-10-07 | 2015-09-21 | Evonik Degussa Gmbh | 用於製造超吸性聚合物的連續方法 |
TWI454488B (zh) * | 2008-10-07 | 2014-10-01 | Evonik Degussa Gmbh | 用於製造超吸性聚合物的方法 |
US8357766B2 (en) | 2008-10-08 | 2013-01-22 | Evonik Stockhausen Gmbh | Continuous process for the production of a superabsorbent polymer |
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 |
US7910688B2 (en) * | 2008-10-22 | 2011-03-22 | Evonik Stockhausen Inc. | Recycling superabsorbent polymer fines |
CN102378778A (zh) | 2009-03-31 | 2012-03-14 | 株式会社日本触媒 | 颗粒状吸水性树脂的制造方法 |
KR20110006771A (ko) | 2009-07-15 | 2011-01-21 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
WO2011034146A1 (ja) | 2009-09-16 | 2011-03-24 | 株式会社日本触媒 | 吸水性樹脂粉末の製造方法 |
MX2012003604A (es) | 2009-09-27 | 2012-09-12 | Opx Biotechnologies Inc | Metodo para producir acido 3-hidroxipropionico y otros productos. |
US8809027B1 (en) | 2009-09-27 | 2014-08-19 | Opx Biotechnologies, Inc. | Genetically modified organisms for increased microbial production of 3-hydroxypropionic acid involving an oxaloacetate alpha-decarboxylase |
WO2011040472A1 (ja) | 2009-09-29 | 2011-04-07 | 株式会社日本触媒 | 粒子状吸水剤及びその製造方法 |
CN102549028B (zh) | 2009-09-30 | 2016-03-02 | 株式会社日本触媒 | 聚丙烯酸(盐)系吸水树脂及其制造方法 |
JP5591339B2 (ja) | 2009-10-09 | 2014-09-17 | ビーエーエスエフ ソシエタス・ヨーロピア | 吸水性ポリマー粒子の連続製造法 |
CA2781400A1 (en) * | 2009-11-20 | 2011-05-26 | Opx Biotechnologies, Inc. | Production of an organic acid and/or related chemicals |
CN102665771A (zh) * | 2009-11-23 | 2012-09-12 | 巴斯夫欧洲公司 | 制备吸水性起泡聚合物颗粒的方法 |
US9334376B2 (en) | 2009-12-24 | 2016-05-10 | Nippon Shokubai Co., Ltd | Water-absorbable polyacrylic acid resin powder, and process for production thereof |
DE102010008163A1 (de) * | 2010-02-16 | 2011-08-18 | Evonik Stockhausen GmbH, 47805 | Verfahren zur Rückführung von Polymerfeinteilchen |
WO2011111856A1 (ja) * | 2010-03-12 | 2011-09-15 | 株式会社日本触媒 | 吸水性樹脂の製造方法 |
EP2371869A1 (de) | 2010-03-30 | 2011-10-05 | Evonik Stockhausen GmbH | Verfahren zur Herstellung eines hochabsorbierenden Polymers |
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 |
US9567414B2 (en) | 2011-01-28 | 2017-02-14 | Nippon Shokubai Co., Ltd. | Method for producing polyacrylic acid (salt)-based water absorbent resin powder |
BR112013024288A2 (pt) | 2011-03-22 | 2016-08-16 | Opx Biotechnologies Inc | método para a produção de ácido graxo ou derivado de ácido graxo, organismo geneticamente modificado e produto |
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 |
EP2620465B2 (de) | 2012-01-27 | 2018-03-28 | Evonik Degussa GmbH | Wärmebehandlung von wasserabsorbierenden Polymerpartikeln in einem Wirbelbett bei hoher Aufheizrate |
US9644058B2 (en) | 2012-08-01 | 2017-05-09 | Nippon Shokubai Co. Ltd. | Process for producing polyacrylic acid (salt)-based water absorbent resin |
CN104718282A (zh) | 2012-08-10 | 2015-06-17 | Opx生物工艺学公司 | 用于生产脂肪酸和脂肪酸衍生产物的微生物及方法 |
CN104619755B (zh) | 2012-09-11 | 2019-03-15 | 株式会社日本触媒 | 聚丙烯酸(盐)系吸水剂的制造方法及其吸水剂 |
KR102143772B1 (ko) | 2012-09-11 | 2020-08-12 | 가부시키가이샤 닛폰 쇼쿠바이 | 폴리아크릴산(염)계 흡수제의 제조 방법 및 그 흡수제 |
JP5996664B2 (ja) | 2012-10-01 | 2016-09-21 | 株式会社日本触媒 | 多元金属化合物からなる粉塵低減剤、多元金属化合物を含む吸水剤及びその製造方法 |
EP3369480B1 (de) | 2012-10-03 | 2020-01-01 | Nippon Shokubai Co., Ltd. | Wasserabsorbierendes mittel |
WO2014111292A1 (en) | 2013-01-18 | 2014-07-24 | Basf Se | Acrylic dispersion-based coating compositions |
JP5952431B2 (ja) | 2013-01-29 | 2016-07-13 | 株式会社日本触媒 | 吸水性樹脂材料及びその製造方法 |
CN105189758A (zh) | 2013-03-15 | 2015-12-23 | 嘉吉公司 | 生长-诱导-生产阶段的控制 |
US9512057B2 (en) | 2013-03-15 | 2016-12-06 | Cargill, Incorporated | 3-hydroxypropionic acid compositions |
US20150057465A1 (en) | 2013-03-15 | 2015-02-26 | Opx Biotechnologies, Inc. | Control of growth-induction-production phases |
US11408013B2 (en) | 2013-07-19 | 2022-08-09 | Cargill, Incorporated | Microorganisms and methods for the production of fatty acids and fatty acid derived products |
CN106795483A (zh) | 2013-07-19 | 2017-05-31 | 嘉吉公司 | 用于生产脂肪酸和脂肪酸衍生产物的微生物及方法 |
KR101718942B1 (ko) * | 2013-09-17 | 2017-03-22 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
CN105848776B (zh) | 2013-12-20 | 2019-09-03 | 株式会社日本触媒 | 聚丙烯酸(盐)系吸水剂及其制造方法 |
WO2015102463A1 (ko) * | 2014-01-06 | 2015-07-09 | 한화케미칼 주식회사 | 고흡수성 수지 제조 방법 |
US20160332143A1 (en) * | 2014-01-06 | 2016-11-17 | Hanwha Chemical Corporation | Method for preparing superabsorbent polymer |
US9896529B2 (en) | 2014-03-03 | 2018-02-20 | Nippon Shokubai Co., Ltd. | Method for producing polyacrylic acid (salt)-based water-absorbable resin |
US9446271B1 (en) * | 2014-07-14 | 2016-09-20 | Nicholas A. Perez | Fire and smoke prevention compositions and the processes of making them |
EP2993228B1 (de) | 2014-09-02 | 2019-10-09 | Cargill, Incorporated | Herstellung von fettsäureestern |
WO2016162238A1 (de) * | 2015-04-07 | 2016-10-13 | Basf Se | Verfahren zur herstellung von superabsorberpartikeln |
CN105131314B (zh) * | 2015-09-23 | 2018-04-03 | 浙江卫星石化股份有限公司 | 一种吸水树脂的制备方法 |
CN105295926B (zh) * | 2015-10-30 | 2019-10-29 | 四川省农业科学院生物技术核技术研究所 | 一种抗结块的农用吸水树脂复合剂 |
DE102016100515A1 (de) | 2016-01-13 | 2017-07-13 | Basf Se | Verfahren zur Herstellung eines geschäumten Polymers (gP) |
KR102069830B1 (ko) | 2016-02-03 | 2020-01-23 | 주식회사 엘지화학 | 초흡수성 응집체를 제조하는 방법 |
CN110494566A (zh) | 2017-02-02 | 2019-11-22 | 嘉吉公司 | 产生c6-c10脂肪酸衍生物的经遗传修饰的细胞 |
KR102566942B1 (ko) * | 2017-10-27 | 2023-08-14 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
JP7231522B2 (ja) * | 2019-09-06 | 2023-03-01 | ユニ・チャーム株式会社 | 再生高吸水性ポリマーを製造する方法、再生高吸水性ポリマーを用いて高吸水性ポリマーを製造する方法、及び、再生高吸水性ポリマー |
KR102541494B1 (ko) | 2019-09-11 | 2023-06-08 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4192727A (en) † | 1976-08-24 | 1980-03-11 | Union Carbide Corporation | Polyelectrolyte hydrogels and methods of their preparation |
DE3429379A1 (de) * | 1983-08-10 | 1985-02-28 | Kao Corp., Tokio/Tokyo | Verfahren zur herstellung eines hochreaktiven wasserabsorbierenden harzes |
US4654039A (en) † | 1985-06-18 | 1987-03-31 | The Proctor & Gamble Company | Hydrogel-forming polymer compositions for use in absorbent structures |
US4950692A (en) * | 1988-12-19 | 1990-08-21 | Nalco Chemical Company | Method for reconstituting superabsorbent polymer fines |
WO1990008789A1 (en) * | 1989-01-24 | 1990-08-09 | The Dow Chemical Company | Aggregates or clusters of water-swellable polymers having increased hydration rate over unassociated water-swellable polymers |
US4914066A (en) * | 1989-02-24 | 1990-04-03 | Hoechst Celanese Corporation | Pellets of clay and superabsorbent polymer |
US4985467A (en) * | 1989-04-12 | 1991-01-15 | Scotfoam Corporation | Highly absorbent polyurethane foam |
JPH0776244B2 (ja) † | 1989-07-19 | 1995-08-16 | 荒川化学工業株式会社 | 水可溶分の少ない吸水性樹脂の製造法 |
US5064582A (en) * | 1989-09-15 | 1991-11-12 | The Dow Chemical Company | Process and apparatus for recycling aqueous fluid absorbents fines |
PT95647A (pt) * | 1989-10-25 | 1991-09-13 | Hoechst Celanese Corp | Processo para a producao de fibras de polimeros |
US5011864A (en) * | 1989-11-09 | 1991-04-30 | Hoechst Celanese Corp. | Water absorbent latex polymer foams containing chitosan (chitin) |
US4990541A (en) * | 1989-11-09 | 1991-02-05 | Hoechst Celanese Corp. | Water absorbent latex polymer foams |
EP0437816B1 (de) * | 1990-01-16 | 1995-07-26 | Hoechst Celanese Corporation | Superabsorbierende, nassgelegte, nichtgewebte Faserbahn |
US4970267A (en) * | 1990-03-08 | 1990-11-13 | Nalco Chemical Company | Reconstitution of superabsorbent polymer fines using persulfate salts |
EP0454497B1 (de) * | 1990-04-27 | 1997-02-26 | Nippon Shokubai Co., Ltd. | Verfahren zur Herstellung von salzbeständigem Harz |
US5350799A (en) * | 1990-05-31 | 1994-09-27 | Hoechst Celanese Corporation | Process for the conversion of fine superabsorbent polymer particles into larger particles |
DE4021847C2 (de) * | 1990-07-09 | 1994-09-08 | Stockhausen Chem Fab Gmbh | Verfahren zur Herstellung wasserquellbarer Produkte unter Verwendung von Feinstanteilen wasserquellbarer Polymerer |
-
1991
- 1991-05-16 US US07/701,232 patent/US5342899A/en not_active Expired - Lifetime
-
1992
- 1992-05-04 WO PCT/US1992/003715 patent/WO1992020723A1/en active Application Filing
- 1992-05-04 KR KR1019930703466A patent/KR100231077B1/ko not_active IP Right Cessation
- 1992-05-04 JP JP51149792A patent/JP3155006B2/ja not_active Ceased
- 1992-05-14 EP EP92108141A patent/EP0513780B2/de not_active Expired - Lifetime
- 1992-05-14 DE DE69228019T patent/DE69228019T3/de not_active Expired - Lifetime
- 1992-05-14 AT AT92108141T patent/ATE175217T1/de not_active IP Right Cessation
- 1992-05-15 MX MX9202309A patent/MX9202309A/es unknown
- 1992-05-15 CA CA002068859A patent/CA2068859A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
MX9202309A (es) | 1992-11-01 |
US5342899A (en) | 1994-08-30 |
ATE175217T1 (de) | 1999-01-15 |
JPH06510551A (ja) | 1994-11-24 |
EP0513780B2 (de) | 2007-03-14 |
EP0513780B1 (de) | 1998-12-30 |
DE69228019T3 (de) | 2007-10-11 |
WO1992020723A1 (en) | 1992-11-26 |
JP3155006B2 (ja) | 2001-04-09 |
EP0513780A1 (de) | 1992-11-19 |
KR100231077B1 (ko) | 1999-11-15 |
CA2068859A1 (en) | 1992-11-17 |
DE69228019T2 (de) | 1999-08-26 |
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