DE60112630D1 - Verfaren zur Herstellung eines wasserabsorbierenden Harzpulvers - Google Patents

Verfaren zur Herstellung eines wasserabsorbierenden Harzpulvers

Info

Publication number
DE60112630D1
DE60112630D1 DE60112630T DE60112630T DE60112630D1 DE 60112630 D1 DE60112630 D1 DE 60112630D1 DE 60112630 T DE60112630 T DE 60112630T DE 60112630 T DE60112630 T DE 60112630T DE 60112630 D1 DE60112630 D1 DE 60112630D1
Authority
DE
Germany
Prior art keywords
producing
water
absorbent resin
resin powder
powder
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
DE60112630T
Other languages
English (en)
Other versions
DE60112630T3 (de
DE60112630T2 (de
Inventor
Kunihiko Ishizaki
Teruyuki Kanto
Nobuyuki Harada
Takumi Hatsuda
Shinichi Fujino
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26586325&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60112630(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of DE60112630D1 publication Critical patent/DE60112630D1/de
Publication of DE60112630T2 publication Critical patent/DE60112630T2/de
Publication of DE60112630T3 publication Critical patent/DE60112630T3/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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/122—Pulverisation by spraying
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/14—Water soluble or water swellable polymers, e.g. aqueous gels
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

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)
DE60112630.0T 2000-02-29 2001-02-21 Verfaren zur Herstellung eines wasserabsorbierenden Harzpulvers Expired - Lifetime DE60112630T3 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2000052808 2000-02-29
JP2000052808 2000-02-29
JP2000243951 2000-08-11
JP2000243951 2000-08-11
EP01104153.0A EP1130045B2 (de) 2000-02-29 2001-02-21 Verfaren zur Herstellung eines wasserabsorbierenden Harzpulvers

Publications (3)

Publication Number Publication Date
DE60112630D1 true DE60112630D1 (de) 2005-09-22
DE60112630T2 DE60112630T2 (de) 2006-06-29
DE60112630T3 DE60112630T3 (de) 2016-03-03

Family

ID=26586325

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60112630.0T Expired - Lifetime DE60112630T3 (de) 2000-02-29 2001-02-21 Verfaren zur Herstellung eines wasserabsorbierenden Harzpulvers

Country Status (3)

Country Link
US (1) US6576713B2 (de)
EP (1) EP1130045B2 (de)
DE (1) DE60112630T3 (de)

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US7378453B2 (en) * 2003-03-14 2008-05-27 Nippon Shokubai Co., Ltd. Surface crosslinking treatment method of water-absorbing resin powder
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Also Published As

Publication number Publication date
US20010025093A1 (en) 2001-09-27
DE60112630T3 (de) 2016-03-03
EP1130045B1 (de) 2005-08-17
DE60112630T2 (de) 2006-06-29
EP1130045A3 (de) 2002-11-20
EP1130045B2 (de) 2015-10-28
US6576713B2 (en) 2003-06-10
EP1130045A2 (de) 2001-09-05

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