DE68916707T2 - Verfahren zur Herstellung eines hydrophilen Polymers. - Google Patents
Verfahren zur Herstellung eines hydrophilen Polymers.Info
- Publication number
- DE68916707T2 DE68916707T2 DE68916707T DE68916707T DE68916707T2 DE 68916707 T2 DE68916707 T2 DE 68916707T2 DE 68916707 T DE68916707 T DE 68916707T DE 68916707 T DE68916707 T DE 68916707T DE 68916707 T2 DE68916707 T2 DE 68916707T2
- Authority
- DE
- Germany
- Prior art keywords
- production
- hydrophilic polymer
- hydrophilic
- 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
-
- 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
-
- 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
-
- 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
- B01J19/0006—Controlling or regulating processes
- B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
-
- 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
- C08F2/002—Scale prevention in a polymerisation reactor or its auxiliary parts
-
- 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
- C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
- C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
- C08F20/04—Acids, Metal salts or ammonium salts thereof
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00058—Temperature measurement
- B01J2219/00063—Temperature measurement of the reactants
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00094—Jackets
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00101—Reflux columns
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/182—Details relating to the spatial orientation of the reactor horizontal
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12225388 | 1988-05-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68916707D1 DE68916707D1 (de) | 1994-08-18 |
DE68916707T2 true DE68916707T2 (de) | 1995-03-23 |
Family
ID=14831376
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68916707T Expired - Lifetime DE68916707T2 (de) | 1988-05-23 | 1989-05-23 | Verfahren zur Herstellung eines hydrophilen Polymers. |
Country Status (9)
Country | Link |
---|---|
US (1) | US5124416A (de) |
EP (1) | EP0343919B1 (de) |
JP (1) | JPH0615568B2 (de) |
KR (1) | KR940002552B1 (de) |
CN (1) | CN1029618C (de) |
CA (1) | CA1333439C (de) |
DE (1) | DE68916707T2 (de) |
ES (1) | ES2055790T3 (de) |
RU (1) | RU2031097C1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10249822A1 (de) * | 2002-10-25 | 2004-05-13 | Stockhausen Gmbh & Co. Kg | Zweistufiges Mischverfahren zur Herstellung eines absorbierenden Polymers |
US7541395B2 (en) | 2002-10-25 | 2009-06-02 | Evonik Stockhausen Gmbh | Two-step mixing process for producing an absorbent polymer |
Families Citing this family (92)
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US5217917A (en) * | 1990-03-20 | 1993-06-08 | Hitachi, Ltd. | Semiconductor memory device with improved substrate arrangement to permit forming a plurality of different types of random access memory, and a testing method therefor |
US5095076A (en) * | 1990-11-05 | 1992-03-10 | Lockheed Corporation | Preparation of highly soluble conductive polymer materials |
US5250640A (en) * | 1991-04-10 | 1993-10-05 | Nippon Shokubai Co., Ltd. | Method for production of particulate hydrogel polymer and absorbent resin |
US5610208A (en) | 1994-02-17 | 1997-03-11 | Nippon Shokubai Co., Ltd. | Water-absorbent agent, method for production thereof, and water-absorbent composition |
DE4443752A1 (de) * | 1994-12-08 | 1996-06-13 | Vinnolit Kunststoff Gmbh | Verfahren zur radikalischen Polymerisation ethylenisch ungesättigter Monomere in wäßrigem Medium |
US6727345B2 (en) | 2001-07-03 | 2004-04-27 | Nippon Shokubai Co., Ltd. | Continuous production process for water-absorbent resin powder and powder surface detector used therefor |
US6716894B2 (en) * | 2001-07-06 | 2004-04-06 | Nippon Shokubai Co., Ltd. | Water-absorbent resin powder and its production process and uses |
ATE319629T1 (de) * | 2001-11-23 | 2006-03-15 | Procter & Gamble | Wasserlöslicher beutel |
CN1831019B (zh) * | 2001-12-19 | 2010-05-12 | 株式会社日本触媒 | 吸水性树脂及其制备方法 |
EP1456258B1 (de) * | 2001-12-19 | 2009-04-01 | Nippon Shokubai Co., Ltd. | Wasser absorbierendes harz und seine herstellungsverfahren |
EP1510562B1 (de) * | 2002-06-06 | 2016-11-16 | Nippon Shokubai Co., Ltd. | Wasserabsorptionsmittelzusammensetzung und entsprechendes herstellungsverfahren, absorptionsmaterial sowie absorptionsartikel |
US7193006B2 (en) * | 2002-12-06 | 2007-03-20 | Nippon Shokubai Co., Ltd. | Process for continuous production of water-absorbent resin product |
EP1433526A3 (de) * | 2002-12-26 | 2007-03-14 | Nippon Shokubai Co., Ltd. | Wasser absorbierende Harzzusammensetzung |
WO2004069936A1 (en) | 2003-02-10 | 2004-08-19 | Nippon Shokubai Co., Ltd. | Particulate water absorbent containing water absorbent resin as a main component |
US7378453B2 (en) * | 2003-03-14 | 2008-05-27 | Nippon Shokubai Co., Ltd. | Surface crosslinking treatment method of water-absorbing resin powder |
MX285679B (es) * | 2003-06-24 | 2011-04-14 | Nippon Catalytic Chem Ind | Composicion de resina absorbente de agua y metodo de produccion de la misma. |
KR100755476B1 (ko) * | 2003-07-25 | 2007-09-04 | 니폰 쇼쿠바이 컴파니 리미티드 | 수-흡수성 수지 조성물 및 그 제조방법 및 이를 이용하여 제조된 흡수성 물질 및 흡수성 제품 |
JP4640923B2 (ja) * | 2003-09-05 | 2011-03-02 | 株式会社日本触媒 | 粒子状吸水性樹脂組成物の製造方法 |
US7872076B2 (en) * | 2003-11-07 | 2011-01-18 | Nippon Shokubai Co., Ltd. | Particulate water-absorbent resin composition and its production process |
US8765857B2 (en) * | 2003-12-05 | 2014-07-01 | Nippon Shokubai Co., Ltd. | Particulate water retaining material for cultivating plant having water absorbent resin as main component |
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EP1564221A1 (de) * | 2004-02-13 | 2005-08-17 | Total Petrochemicals Research Feluy | Oberflächenbehandlung eines Reaktors für die Polymerisation von Olefinen |
WO2005092955A1 (en) * | 2004-03-29 | 2005-10-06 | Nippon Shokubai Co., Ltd. | Particulate water absorbing agent with irregularly pulverized shape |
EP1729881A4 (de) * | 2004-03-31 | 2012-07-04 | Nippon Catalytic Chem Ind | Wässrige flüssigkeit absorbierendes mittel und herstellungsverfahren dafür |
KR100807053B1 (ko) * | 2004-05-12 | 2008-02-25 | 니폰 쇼쿠바이 컴파니 리미티드 | 폐액 고화제, 그의 제조 방법 및 용도 |
JP2005330381A (ja) * | 2004-05-20 | 2005-12-02 | Sumitomo Chemical Co Ltd | 液相重合方法 |
DE602004029569D1 (de) * | 2004-07-20 | 2010-11-25 | Procter & Gamble | 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 |
US20060128827A1 (en) * | 2004-12-10 | 2006-06-15 | The Procter & Gamble Company | Absorbent members comprising modified water absorbent resin for use in diapers |
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EP4293058A1 (de) | 2021-02-15 | 2023-12-20 | Nippon Shokubai Co., Ltd. | Schrumpfungsreduzierendes mittel und zementzusammensetzung |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1140526A (en) * | 1965-03-19 | 1969-01-22 | Ici Fibres Ltd | Improvements in or relating to polymerisation apparatus |
GB1165706A (en) * | 1965-09-28 | 1969-10-01 | Ici Ltd | Nylon Manufacture |
JPS492339A (de) * | 1972-04-20 | 1974-01-10 | ||
AU503273B2 (en) * | 1975-08-26 | 1979-08-30 | Imperial Chemical Industries Limited | Reactor and process for vinyl chloride polymerisation |
JPS5417249A (en) * | 1977-07-09 | 1979-02-08 | Mitsui Eng & Shipbuild Co Ltd | Apparatus for attenuating swinging motion of cargo suspended by crane |
DE2832617A1 (de) * | 1977-08-09 | 1979-03-01 | Sumitomo Chemical Co | Vorrichtung und verfahren zur polymerisation von vinylchloridmonomeren |
JPS6151002A (ja) * | 1984-08-17 | 1986-03-13 | Shin Etsu Chem Co Ltd | ビニル系重合体の製法 |
PT80975B (pt) * | 1984-08-17 | 1987-11-11 | Shinetsu Chemical Co | Processo para a preparacao de um polimero de vinilo |
US4625001A (en) * | 1984-09-25 | 1986-11-25 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Method for continuous production of cross-linked polymer |
-
1989
- 1989-05-19 CA CA000600279A patent/CA1333439C/en not_active Expired - Fee Related
- 1989-05-22 RU SU894614206A patent/RU2031097C1/ru active
- 1989-05-23 DE DE68916707T patent/DE68916707T2/de not_active Expired - Lifetime
- 1989-05-23 EP EP89305192A patent/EP0343919B1/de not_active Expired - Lifetime
- 1989-05-23 KR KR1019890006908A patent/KR940002552B1/ko not_active IP Right Cessation
- 1989-05-23 CN CN89104432A patent/CN1029618C/zh not_active Expired - Lifetime
- 1989-05-23 JP JP1127942A patent/JPH0615568B2/ja not_active Expired - Fee Related
- 1989-05-23 ES ES89305192T patent/ES2055790T3/es not_active Expired - Lifetime
-
1990
- 1990-04-23 US US07/513,074 patent/US5124416A/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10249822A1 (de) * | 2002-10-25 | 2004-05-13 | Stockhausen Gmbh & Co. Kg | Zweistufiges Mischverfahren zur Herstellung eines absorbierenden Polymers |
US7541395B2 (en) | 2002-10-25 | 2009-06-02 | Evonik Stockhausen Gmbh | Two-step mixing process for producing an absorbent polymer |
US7893134B2 (en) | 2002-10-25 | 2011-02-22 | Evonik Stockhausen Gmbh | Absorbent polymer made by two-step mixing process |
Also Published As
Publication number | Publication date |
---|---|
CA1333439C (en) | 1994-12-06 |
CN1038650A (zh) | 1990-01-10 |
EP0343919B1 (de) | 1994-07-13 |
CN1029618C (zh) | 1995-08-30 |
ES2055790T3 (es) | 1994-09-01 |
JPH0615568B2 (ja) | 1994-03-02 |
RU2031097C1 (ru) | 1995-03-20 |
EP0343919A2 (de) | 1989-11-29 |
JPH0249002A (ja) | 1990-02-19 |
KR940002552B1 (ko) | 1994-03-25 |
DE68916707D1 (de) | 1994-08-18 |
US5124416A (en) | 1992-06-23 |
KR900018145A (ko) | 1990-12-20 |
EP0343919A3 (en) | 1990-10-17 |
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