DE69225155T2 - Verfahren zur Herstellung eines absorbierenden Harzes - Google Patents
Verfahren zur Herstellung eines absorbierenden HarzesInfo
- Publication number
- DE69225155T2 DE69225155T2 DE69225155T DE69225155T DE69225155T2 DE 69225155 T2 DE69225155 T2 DE 69225155T2 DE 69225155 T DE69225155 T DE 69225155T DE 69225155 T DE69225155 T DE 69225155T DE 69225155 T2 DE69225155 T2 DE 69225155T2
- Authority
- DE
- Germany
- Prior art keywords
- production
- absorbent resin
- 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
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
- C08F2/04—Polymerisation in solution
- C08F2/10—Aqueous solvent
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S524/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S524/916—Hydrogel compositions
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP573791 | 1991-01-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69225155D1 DE69225155D1 (de) | 1998-05-28 |
DE69225155T2 true DE69225155T2 (de) | 1998-09-17 |
Family
ID=11619417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69225155T Expired - Lifetime DE69225155T2 (de) | 1991-01-22 | 1992-01-22 | Verfahren zur Herstellung eines absorbierenden Harzes |
Country Status (4)
Country | Link |
---|---|
US (1) | US5478879A (de) |
EP (1) | EP0496594B1 (de) |
KR (1) | KR950006118B1 (de) |
DE (1) | DE69225155T2 (de) |
Families Citing this family (50)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5610208A (en) * | 1994-02-17 | 1997-03-11 | Nippon Shokubai Co., Ltd. | Water-absorbent agent, method for production thereof, and water-absorbent composition |
DE69534703T2 (de) * | 1994-10-26 | 2006-08-24 | Nippon Shokubai Co. Ltd. | Wasserabsorbierende harzzusammensetzung und verfahren zu ihrer herstellung |
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 |
US6103785A (en) * | 1998-03-26 | 2000-08-15 | Nippon Shokubai Co., Ltd. | Water-absorbing agent and its production process and use |
US20010006267A1 (en) | 1999-12-27 | 2001-07-05 | Nobuyuki Harada | Production processes for basic water-absorbent resin and water-absorbing agent, and use thereof |
US6906159B2 (en) * | 2000-08-03 | 2005-06-14 | Nippon Shokubai Co., Ltd. | Water-absorbent resin, hydropolymer, process for producing them, and uses of them |
US7193006B2 (en) | 2002-12-06 | 2007-03-20 | Nippon Shokubai Co., Ltd. | Process for continuous production of water-absorbent resin product |
US8247491B2 (en) * | 2003-02-10 | 2012-08-21 | Nippon Shokubai Co., Ltd. | Water-absorbent resin composition and its production process |
US7638570B2 (en) * | 2003-02-10 | 2009-12-29 | Nippon Shokubai Co., Ltd. | Water-absorbing agent |
BE1016025A3 (fr) * | 2003-06-03 | 2006-01-10 | Nippon Catalytic Chem Ind | Procede de preparation d'un materiau absorbant l'eau. |
EP1512417B1 (de) * | 2003-09-02 | 2013-06-19 | Nippon Shokubai Co., Ltd. | Teilchenförmige, wasserabsorbierende Harzzusammensetzung |
DE602004020159D1 (de) * | 2003-09-19 | 2009-05-07 | Nippon Catalytic Chem Ind | Wasserabsorbierendes Harz mit behandelten Oberflächen und Verfahren zu seiner Herstellung |
US7803880B2 (en) | 2003-09-19 | 2010-09-28 | Nippon Shokubai Co., Ltd. | Water absorbent and producing method of same |
DE602005025460D1 (de) * | 2004-03-29 | 2011-02-03 | Nippon Catalytic Chem Ind | Teilchenförmiges wasserabsorptionsmittel mit unregelmässiger pulverform |
WO2005097313A1 (en) * | 2004-03-31 | 2005-10-20 | Nippon Shokubai Co., Ltd. | An aqueous-liquid-absorbing agent and its production process |
CN102875944B (zh) * | 2004-05-07 | 2015-07-08 | 株式会社日本触媒 | 一种吸水剂及其制备方法 |
US20050288182A1 (en) * | 2004-06-18 | 2005-12-29 | Kazushi Torii | Water absorbent resin composition and production method thereof |
EP1629854B1 (de) * | 2004-07-20 | 2010-10-13 | The Procter & Gamble Company | Oberflächlich vernetzte superabsorbierende Partikeln und Verfahren zu ihrer Herstellung |
US8080705B2 (en) | 2004-07-28 | 2011-12-20 | The Procter & Gamble Company | Superabsorbent polymers comprising direct covalent bonds between polymer chain segments and method of making them |
EP1669394A1 (de) | 2004-12-10 | 2006-06-14 | The Procter & Gamble Company | Superabsorbierende Polymerpartikel mit verbesserter Oberflächenvernetzung und hydrophiler Eigenschaft und Verfahren zur Herstellung |
EP1878761B1 (de) * | 2005-03-14 | 2018-10-17 | Nippon Shokubai Co.,Ltd. | Wasserabsorbierendes element und herstellungsverfahren dafür |
TWI353360B (en) | 2005-04-07 | 2011-12-01 | Nippon Catalytic Chem Ind | Production process of polyacrylic acid (salt) wate |
DE602006012640D1 (de) * | 2005-04-12 | 2010-04-15 | Nippon Catalytic Chem Ind | Altend wasserabsorbierendes harz auf basis von polyacrylsäure (polyacrylat) als hauptkomponente, herstellungsverfahren dafür, wasserabsorbierender kerige wasserabsorbierende mittel verwendet wird |
TW200720347A (en) * | 2005-09-30 | 2007-06-01 | Nippon Catalytic Chem Ind | Water-absorbent agent composition and method for manufacturing the same |
JP2007099845A (ja) * | 2005-09-30 | 2007-04-19 | Procter & Gamble Co | 水性液吸収剤およびその製法 |
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 |
ATE524501T1 (de) * | 2006-03-27 | 2011-09-15 | Nippon Catalytic Chem Ind | Wasserabsorbierendes harz mit verbesserter interner struktur und herstellungsverfahren dafür |
EP2010316B1 (de) * | 2006-03-27 | 2021-10-13 | Nippon Shokubai Co.,Ltd. | Wasserabsorbierendes mittel und wasserabsorbierender kern mit dem wasserabsorbierenden mittel |
CA2649299A1 (en) | 2006-04-10 | 2007-10-25 | The Procter & Gamble Company | An absorbent member comprising a modified water absorbent resin |
US9593212B2 (en) | 2006-09-29 | 2017-03-14 | Nippon Shokubai Co., Ltd. | Method for producing water absorbent resin particle |
EP2121772B1 (de) * | 2007-02-06 | 2012-11-21 | Basf Se | Verfahren zur herstellung von polymerpartikeln durch polymerisation von flüssigkeitstropfen in einer gasphase |
WO2008102322A2 (en) | 2007-02-22 | 2008-08-28 | The Procter & Gamble Company | Method of surface treating particulate material using electromagnetic radiation |
CN101678315B (zh) | 2007-03-05 | 2014-11-12 | 株式会社日本触媒 | 吸水剂及其制造方法 |
SA08290542B1 (ar) | 2007-08-28 | 2012-11-14 | نيبون شوكوباي كو. ، ليمتد | طريقة لإنتاج راتنج ماص للماء |
CN104740671A (zh) * | 2008-03-05 | 2015-07-01 | 巴斯夫欧洲公司 | 制备超吸收剂的方法 |
CN102066431B (zh) | 2008-06-19 | 2012-10-03 | 巴斯夫欧洲公司 | 连续制备吸水性聚合物颗粒的方法 |
EP2307062B2 (de) * | 2008-07-15 | 2021-11-24 | Basf Se | Verfahren zur herstellung wasserabsorbierender polymerpartikel |
US7910688B2 (en) * | 2008-10-22 | 2011-03-22 | Evonik Stockhausen Inc. | Recycling superabsorbent polymer fines |
JP5615801B2 (ja) | 2009-03-04 | 2014-10-29 | 株式会社日本触媒 | 吸水性樹脂の製造方法 |
CN102498135B (zh) | 2009-09-16 | 2014-02-19 | 株式会社日本触媒 | 吸水性树脂粉末的制造方法 |
CN105771945A (zh) | 2009-09-29 | 2016-07-20 | 株式会社日本触媒 | 颗粒状吸水剂及其制造方法 |
WO2011040575A1 (ja) | 2009-09-30 | 2011-04-07 | 株式会社日本触媒 | ポリアクリル酸(塩)系吸水性樹脂およびその製造方法 |
EP2565219B1 (de) * | 2010-04-27 | 2018-06-27 | Nippon Shokubai Co., Ltd. | Verfahren zur herstellung eines wasserabsorbierenden harzpulvers auf polyacrylsäure(salz)basis |
KR101495779B1 (ko) * | 2010-11-30 | 2015-02-25 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
JP5551836B2 (ja) | 2011-11-16 | 2014-07-16 | 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 |
KR101559081B1 (ko) | 2012-11-15 | 2015-10-08 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 및 이로부터 제조되는 고흡수성 수지 |
WO2017111205A1 (ko) * | 2015-12-23 | 2017-06-29 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
CN114773622A (zh) * | 2022-03-25 | 2022-07-22 | 浙江卫星新材料科技有限公司 | 一种提高高吸收性树脂表观密度的方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2545007B2 (de) * | 1975-10-08 | 1977-08-11 | Wolff Walsrode Ag, 3030 Walsrode | Lineares, hochmolekulares acrylamid-homopolymerisat und seine verwendung als hilfsmittel zur verbesserung der retention, entwaesserung und aufbereitung |
JPS6197333A (ja) * | 1984-10-17 | 1986-05-15 | Nippon Shokubai Kagaku Kogyo Co Ltd | 高吸水性樹脂粉末の造粒方法 |
JPS61101536A (ja) * | 1984-10-23 | 1986-05-20 | Nippon Shokubai Kagaku Kogyo Co Ltd | 高吸水性樹脂粉末の造粒法 |
GB8602649D0 (en) * | 1986-02-04 | 1986-03-12 | Allied Colloids Ltd | Polymers |
JPS63210108A (ja) * | 1987-02-27 | 1988-08-31 | Mitsubishi Petrochem Co Ltd | 高吸水性ポリマ−の製造法 |
CA1314355C (en) * | 1987-04-30 | 1993-03-09 | Yoshio Irie | Hydrophilic polymer and method for production thereof |
US4950692A (en) * | 1988-12-19 | 1990-08-21 | Nalco Chemical Company | Method for reconstituting superabsorbent polymer fines |
JPH0710923B2 (ja) * | 1989-05-24 | 1995-02-08 | 日本合成化学工業株式会社 | 高吸水性樹脂の造粒法 |
GB8912600D0 (en) * | 1989-06-01 | 1989-07-19 | Allied Colloids Ltd | Absorbent polymers and their production |
US5064582A (en) * | 1989-09-15 | 1991-11-12 | The Dow Chemical Company | Process and apparatus for recycling aqueous fluid absorbents fines |
US4970267A (en) * | 1990-03-08 | 1990-11-13 | Nalco Chemical Company | Reconstitution of superabsorbent polymer fines using persulfate salts |
-
1992
- 1992-01-21 US US07/822,916 patent/US5478879A/en not_active Expired - Lifetime
- 1992-01-22 EP EP92300539A patent/EP0496594B1/de not_active Expired - Lifetime
- 1992-01-22 KR KR1019920000875A patent/KR950006118B1/ko not_active IP Right Cessation
- 1992-01-22 DE DE69225155T patent/DE69225155T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR950006118B1 (ko) | 1995-06-09 |
DE69225155D1 (de) | 1998-05-28 |
KR920014485A (ko) | 1992-08-25 |
EP0496594B1 (de) | 1998-04-22 |
US5478879A (en) | 1995-12-26 |
EP0496594A2 (de) | 1992-07-29 |
EP0496594A3 (de) | 1992-08-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |