DE69427631T2 - Superabsorbierendes Polymer und Verfahren zur Herstellung - Google Patents

Superabsorbierendes Polymer und Verfahren zur Herstellung

Info

Publication number
DE69427631T2
DE69427631T2 DE69427631T DE69427631T DE69427631T2 DE 69427631 T2 DE69427631 T2 DE 69427631T2 DE 69427631 T DE69427631 T DE 69427631T DE 69427631 T DE69427631 T DE 69427631T DE 69427631 T2 DE69427631 T2 DE 69427631T2
Authority
DE
Germany
Prior art keywords
manufacture
superabsorbent polymer
superabsorbent
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 - Fee Related
Application number
DE69427631T
Other languages
English (en)
Other versions
DE69427631D1 (de
Inventor
Akinori Nagatomo
Hiroaki Tamatani
Masanobu Ajioka
Akihiro Yamaguchi
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.)
Mitsui Chemicals Inc
Original Assignee
Mitsui Chemicals Inc
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 Mitsui Chemicals Inc filed Critical Mitsui Chemicals Inc
Application granted granted Critical
Publication of DE69427631D1 publication Critical patent/DE69427631D1/de
Publication of DE69427631T2 publication Critical patent/DE69427631T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/10—Alpha-amino-carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/48—Polymers modified by chemical after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1092—Polysuccinimides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polyamides (AREA)
DE69427631T 1993-12-17 1994-12-16 Superabsorbierendes Polymer und Verfahren zur Herstellung Expired - Fee Related DE69427631T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31780293 1993-12-17

Publications (2)

Publication Number Publication Date
DE69427631D1 DE69427631D1 (de) 2001-08-09
DE69427631T2 true DE69427631T2 (de) 2002-05-08

Family

ID=18092207

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69427631T Expired - Fee Related DE69427631T2 (de) 1993-12-17 1994-12-16 Superabsorbierendes Polymer und Verfahren zur Herstellung

Country Status (3)

Country Link
US (2) US5461085A (de)
EP (1) EP0658586B1 (de)
DE (1) DE69427631T2 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5571889A (en) * 1994-05-30 1996-11-05 Mitsui Toatsu Chemicals, Inc. Polymer containing monomer units of chemically modified polyaspartic acids or their salts and process for preparing the same
US5998492A (en) * 1994-09-13 1999-12-07 Donlar Corporation Super-absorbing polymeric networks
IT1267494B1 (it) * 1994-11-10 1997-02-05 P & G Spa Materiale assorbente, ad esempio di tipo superassorbente, e relativo uso.
US5804605A (en) * 1994-11-10 1998-09-08 The Procter & Gamble Company Absorbent material
DE69626589T2 (de) * 1995-10-05 2004-02-12 Mitsui Chemicals, Inc. Polymer, Verfahren zur Herstellung, Haarbehandlungszusammensetzungen und kosmetische Zusammensetzungen
US5773564A (en) * 1996-02-02 1998-06-30 University Of South Alabama Absorbent gelling materials of crosslinked polyaspartate
US6951895B1 (en) 1996-12-02 2005-10-04 Kimberly-Clark Worldwide, Inc. Absorbent composition
EP0856539A1 (de) * 1997-01-30 1998-08-05 Mitsui Chemicals, Inc. Vernetzte Polymere
US5889072A (en) * 1997-02-24 1999-03-30 Solutia Inc. Process for preparing superabsorbing crosslinked polyaspartate salt
US5834568A (en) * 1997-03-17 1998-11-10 Solutia, Inc. Forming crosslinked polysuccinimide
US5859179A (en) * 1997-03-17 1999-01-12 Solutia Inc. Forming superabsorbent polymer
US6072024A (en) 1997-03-21 2000-06-06 Mitsui Chemicals, Inc. Production process of cross-linked polyaspartic acid resin
US5981761A (en) * 1997-03-27 1999-11-09 Solutia Inc. Crosslinked polyaspartate salts a process for their production
US6017606A (en) * 1997-05-15 2000-01-25 Danscott Enterprises Reusable multicompartment thermal compress
EP0881247B1 (de) * 1997-05-29 2004-02-11 Rohm And Haas Company Vernetzte Polyaminsäure und deren Verfahren zur Herstellung
AU8663798A (en) * 1997-07-24 1999-02-16 Solutia Inc. Superabsorbing fibers and films and process for preparing same
US6326511B1 (en) * 1997-08-18 2001-12-04 Lajos Kossuth University Polymeric product
US6136950A (en) 1997-09-23 2000-10-24 Mbt Holding Ag Highly efficient cement dispersants
US5997791A (en) * 1997-11-14 1999-12-07 Solutia Inc. Superabsorbing fibers and films and processes for preparing same
US6027804A (en) * 1997-11-18 2000-02-22 Solutia Inc. Superabsorbing compositions and processes for preparing same
US6162541A (en) * 1997-11-18 2000-12-19 Solutia Inc. Superabsorbing compositions and processes for preparing same
ZA9810779B (en) * 1997-12-12 1999-09-21 Kimberly Clark Co Structure having balanced pH profile.
US6639120B1 (en) * 1997-12-12 2003-10-28 Kimberly-Clark Worldwide, Inc. Structure having balanced pH profile
US5998491A (en) * 1998-01-27 1999-12-07 Donlar Corporation Super-absorbing polymeric networks
EP1004427B1 (de) * 1998-11-24 2003-05-02 Nippon Shokubai Co., Ltd. Verfahren zum Herstellen und zum Giessen eines Polysuccinimid-Polymers oder -Copolymers
WO2000075217A1 (fr) * 1999-06-09 2000-12-14 Nippon Shokubai Co., Ltd. Derive de (co)polymere de polysuccinimide et son procede de production
US6360129B1 (en) 1999-12-13 2002-03-19 Cardiac Pacemakers, Inc. Mannitol/hydrogel cap for tissue-insertable connections
US6365706B1 (en) 2000-06-21 2002-04-02 Mississippi Chemical Corporation Process for production of polyasparagine and the high nitrogen content polymer formed thereby
JP4074905B2 (ja) * 2001-02-28 2008-04-16 大日本インキ化学工業株式会社 吸水性材料、その製造方法および吸水性物品
US6976537B1 (en) 2002-01-30 2005-12-20 Turbo-Chem International, Inc. Method for decreasing lost circulation during well operation
WO2004099293A2 (en) * 2003-04-30 2004-11-18 Luna Innovations Incorporated Flame retardant thermoset resins and methods of making the same
JPWO2005078005A1 (ja) * 2004-02-13 2007-08-02 三井化学株式会社 架橋型ポリイミド化合物及びその用途
US20050238678A1 (en) * 2004-03-05 2005-10-27 Janos Borbely Hydrogels from biopolymers
US7423079B2 (en) * 2005-05-17 2008-09-09 Luna Innovations Incorporated Flame-retardant synthetic textile articles and methods of making the same
WO2007061058A1 (ja) * 2005-11-24 2007-05-31 Osaka University 刺激応答性分解ゲル
WO2008127287A2 (en) * 2006-10-11 2008-10-23 Biolife, L.L.C. Materials and methods for wound treatment
WO2008151041A2 (en) * 2007-05-31 2008-12-11 Biolife, Llc Materials and methods for preparation of alkaline earth ferrates from alkaline earth oxides, peroxides, and nitrates

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3948863A (en) * 1972-10-18 1976-04-06 Ajinomoto Co., Inc. Solid, water-insoluble polypeptides having ionizable side chains
US4307220A (en) * 1979-05-17 1981-12-22 The United States Of America As Represented By The Secretary Of The Air Force Purification of acetylene-terminated polyimide oligomers
US4672094A (en) * 1986-01-21 1987-06-09 The Dow Chemical Company Method for increasing the molecular weight of polyamides and polyesteramides
US4996292A (en) * 1989-06-30 1991-02-26 Fox Sidney W Self-sealing artificial skin comprising copoly-alpha-amino acid
US5219986A (en) * 1989-10-13 1993-06-15 Cygnus Corporation Polyanhydroaspartic acid and method of dry manufacture of polymers
US5057597A (en) * 1990-07-03 1991-10-15 Koskan Larry P Process for the manufacture of anhydro polyamino acids and polyamino acids
US5116919A (en) * 1990-12-05 1992-05-26 E. I. Du Pont De Nemours And Company Process for increasing the relative viscosity of polyamides with reduced thermal degradation
US5221733A (en) * 1991-02-22 1993-06-22 Donlar Corporation Manufacture of polyaspartic acids
US5247068A (en) * 1991-03-29 1993-09-21 University Of South Alabama Polyamino acid superabsorbents
US5284936A (en) * 1991-03-29 1994-02-08 University Of South Alabama Polyamino acid superabsorbents

Also Published As

Publication number Publication date
DE69427631D1 (de) 2001-08-09
EP0658586A1 (de) 1995-06-21
US5461085A (en) 1995-10-24
US5525682A (en) 1996-06-11
EP0658586B1 (de) 2001-07-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee