SG11201700162XA - Water-absorbent resin and method of producing water-absorbent resin - Google Patents

Water-absorbent resin and method of producing water-absorbent resin

Info

Publication number
SG11201700162XA
SG11201700162XA SG11201700162XA SG11201700162XA SG11201700162XA SG 11201700162X A SG11201700162X A SG 11201700162XA SG 11201700162X A SG11201700162X A SG 11201700162XA SG 11201700162X A SG11201700162X A SG 11201700162XA SG 11201700162X A SG11201700162X A SG 11201700162XA
Authority
SG
Singapore
Prior art keywords
absorbent resin
water
producing
producing water
absorbent
Prior art date
Application number
SG11201700162XA
Inventor
Tetsuhiro Hinayama
Masahiro Murakami
Hiroki YABUGUCHI
Hideki Yokoyama
Original Assignee
Sumitomo Seika Chemicals
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=55063798&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SG11201700162X(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sumitomo Seika Chemicals filed Critical Sumitomo Seika Chemicals
Publication of SG11201700162XA publication Critical patent/SG11201700162XA/en

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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/14—Esterification
    • 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
    • C08F2/32—Polymerisation in water-in-oil emulsions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • B01J20/26—Synthetic macromolecular compounds
    • B01J20/265—Synthetic macromolecular compounds modified or post-treated polymers
    • B01J20/267—Cross-linked polymers
    • 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
    • C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
    • C08J3/245—Differential crosslinking of one polymer with one crosslinking type, e.g. surface crosslinking
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/14—Peroxides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/22—Compounds containing nitrogen bound to another nitrogen atom
    • C08K5/23—Azo-compounds
    • 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
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/02—Foams characterised by their properties the finished foam itself being a gel or a gel being temporarily formed when processing the foamable composition
    • C08J2205/022—Hydrogel, i.e. a gel containing an aqueous composition

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Vascular Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Hematology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polymerization Catalysts (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
SG11201700162XA 2014-07-11 2014-11-04 Water-absorbent resin and method of producing water-absorbent resin SG11201700162XA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014143714 2014-07-11
JP2014223721A JP5893116B2 (en) 2014-07-11 2014-10-31 Water absorbent resin and method for producing water absorbent resin
PCT/JP2014/079242 WO2016006129A1 (en) 2014-07-11 2014-11-04 Water-absorbent resin and water-absorbent resin production method

Publications (1)

Publication Number Publication Date
SG11201700162XA true SG11201700162XA (en) 2017-03-30

Family

ID=55063798

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201700162XA SG11201700162XA (en) 2014-07-11 2014-11-04 Water-absorbent resin and method of producing water-absorbent resin

Country Status (13)

Country Link
US (2) US20170210831A1 (en)
EP (1) EP3153528B1 (en)
JP (1) JP5893116B2 (en)
KR (1) KR101744865B1 (en)
CN (1) CN106471013B (en)
BR (1) BR112017000533B1 (en)
CA (1) CA2954027C (en)
MX (1) MX2017000342A (en)
MY (1) MY183301A (en)
SA (1) SA517380692B1 (en)
SG (1) SG11201700162XA (en)
TW (1) TWI618719B (en)
WO (1) WO2016006129A1 (en)

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JP2016028116A (en) * 2014-07-11 2016-02-25 住友精化株式会社 Water-absorbing resin and water-absorbing article
JP6993878B2 (en) * 2015-03-16 2022-01-14 住友精化株式会社 Water-absorbent resin and water-absorbent
CN110325559A (en) * 2017-03-02 2019-10-11 住友精化株式会社 Water-absorbing resins and absorbent commodity
WO2018180864A1 (en) * 2017-03-29 2018-10-04 住友精化株式会社 Water-absorbing resin
KR20200062233A (en) * 2017-10-12 2020-06-03 스미토모 세이카 가부시키가이샤 Absorbent resin and absorbent article
CN107828079A (en) * 2017-11-03 2018-03-23 宜兴丹森科技有限公司 Water-absorbing resins and its manufacture method
KR102439244B1 (en) * 2017-11-20 2022-08-31 주식회사 엘지화학 Super absorbent polymer and preparation method for the same
KR102568226B1 (en) 2017-12-11 2023-08-18 주식회사 엘지화학 Super absorbent polymer and preparation method for the same
KR102418591B1 (en) 2018-11-13 2022-07-07 주식회사 엘지화학 Super absorbent polymer and preparation method for the same
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WO2020122202A1 (en) * 2018-12-12 2020-06-18 住友精化株式会社 Absorbent article
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CN113544164A (en) * 2019-03-08 2021-10-22 住友精化株式会社 Water-absorbent resin particles
JP7443330B2 (en) 2019-03-08 2024-03-05 住友精化株式会社 Water-absorbing resin particles and their manufacturing method, absorbers, absorbent articles, and methods for adjusting penetration rate
CN113544168A (en) * 2019-03-08 2021-10-22 住友精化株式会社 Water-absorbent resin particles, method for producing same, absorbent body, and absorbent article
CN113767136A (en) * 2019-04-23 2021-12-07 住友精化株式会社 Water-absorbent resin particles

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Also Published As

Publication number Publication date
CA2954027C (en) 2019-08-20
TW201615665A (en) 2016-05-01
US20170210831A1 (en) 2017-07-27
BR112017000533A2 (en) 2017-11-14
JP2016028113A (en) 2016-02-25
KR101744865B1 (en) 2017-06-08
BR112017000533B1 (en) 2020-12-08
WO2016006129A1 (en) 2016-01-14
CA2954027A1 (en) 2016-01-14
KR20160142416A (en) 2016-12-12
EP3153528A1 (en) 2017-04-12
EP3153528A4 (en) 2017-05-03
JP5893116B2 (en) 2016-03-23
CN106471013B (en) 2018-04-17
MY183301A (en) 2021-02-18
US11136420B2 (en) 2021-10-05
EP3153528B1 (en) 2019-07-31
MX2017000342A (en) 2017-08-25
US20200199263A1 (en) 2020-06-25
SA517380692B1 (en) 2020-07-29
CN106471013A (en) 2017-03-01
TWI618719B (en) 2018-03-21

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