DE69724052D1 - Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung - Google Patents

Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung

Info

Publication number
DE69724052D1
DE69724052D1 DE69724052T DE69724052T DE69724052D1 DE 69724052 D1 DE69724052 D1 DE 69724052D1 DE 69724052 T DE69724052 T DE 69724052T DE 69724052 T DE69724052 T DE 69724052T DE 69724052 D1 DE69724052 D1 DE 69724052D1
Authority
DE
Germany
Prior art keywords
production
water
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
Application number
DE69724052T
Other languages
English (en)
Other versions
DE69724052T2 (de
Inventor
Nobuyuki Harada
Koji Miyake
Yoshihiro Motono
Hideyuki Tahara
Takumi Hatsuda
Teruyuki Kanto
Akito Yano
Yorimichi Dairoku
Kazuki Kimura
Yasuhiro Fujita
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
Priority claimed from JP8241435A external-priority patent/JPH1057805A/ja
Priority claimed from JP8241433A external-priority patent/JPH1060014A/ja
Priority claimed from JP8214797A external-priority patent/JPH10251530A/ja
Priority claimed from JP06270197A external-priority patent/JP3895422B2/ja
Priority claimed from JP20311397A external-priority patent/JP3515679B2/ja
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of DE69724052D1 publication Critical patent/DE69724052D1/de
Publication of DE69724052T2 publication Critical patent/DE69724052T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C08F2/04—Polymerisation in solution
    • C08F2/10—Aqueous solvent
    • 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
    • C08F120/00—Homopolymers 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
    • C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F120/04—Acids; Metal salts or ammonium salts thereof
    • C08F120/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • 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
    • C08F220/00—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
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DE69724052T 1996-08-23 1997-08-22 Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung Expired - Lifetime DE69724052T2 (de)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
JP24143496 1996-08-23
JP8241435A JPH1057805A (ja) 1996-08-23 1996-08-23 高吸水速度吸水性樹脂組成物
JP24143496 1996-08-23
JP24143596 1996-08-23
JP8241433A JPH1060014A (ja) 1996-08-23 1996-08-23 高吸水速度吸水性樹脂およびその製造方法
JP24143396 1996-08-23
JP8214797A JPH10251530A (ja) 1997-03-14 1997-03-14 高吸水速度吸水性樹脂組成物
JP8214797 1997-03-14
JP6270197 1997-03-17
JP06270197A JP3895422B2 (ja) 1997-03-17 1997-03-17 親水性重合体の製造方法
JP20311397 1997-07-29
JP20311397A JP3515679B2 (ja) 1997-07-29 1997-07-29 吸水性樹脂および製造方法

Publications (2)

Publication Number Publication Date
DE69724052D1 true DE69724052D1 (de) 2003-09-18
DE69724052T2 DE69724052T2 (de) 2004-06-17

Family

ID=27550900

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69724052T Expired - Lifetime DE69724052T2 (de) 1996-08-23 1997-08-22 Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung
DE69740019T Expired - Lifetime DE69740019D1 (de) 1996-08-23 1997-08-22 Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69740019T Expired - Lifetime DE69740019D1 (de) 1996-08-23 1997-08-22 Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung

Country Status (5)

Country Link
US (1) US6107358A (de)
EP (2) EP0827753B1 (de)
CN (2) CN1229424C (de)
DE (2) DE69724052T2 (de)
ID (1) ID18077A (de)

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* Cited by examiner, † Cited by third party
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CN1475517A (zh) 2004-02-18
CN1229424C (zh) 2005-11-30
EP1374919B1 (de) 2010-10-06
EP0827753A2 (de) 1998-03-11
CN1179433A (zh) 1998-04-22
EP0827753B1 (de) 2003-08-13
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