KR20250172608A - 흡수성 수지 입자의 제조 방법, 흡수성 수지 입자, 흡수체 및 흡수성 물품 - Google Patents

흡수성 수지 입자의 제조 방법, 흡수성 수지 입자, 흡수체 및 흡수성 물품

Info

Publication number
KR20250172608A
KR20250172608A KR1020257036681A KR20257036681A KR20250172608A KR 20250172608 A KR20250172608 A KR 20250172608A KR 1020257036681 A KR1020257036681 A KR 1020257036681A KR 20257036681 A KR20257036681 A KR 20257036681A KR 20250172608 A KR20250172608 A KR 20250172608A
Authority
KR
South Korea
Prior art keywords
absorbent resin
resin particles
water
polymerization
stage
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.)
Pending
Application number
KR1020257036681A
Other languages
English (en)
Korean (ko)
Inventor
미도리 이지마
Original Assignee
스미토모 세이카 가부시키가이샤
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 스미토모 세이카 가부시키가이샤 filed Critical 스미토모 세이카 가부시키가이샤
Publication of KR20250172608A publication Critical patent/KR20250172608A/ko
Pending 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
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/14—Organic medium
    • 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
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/16—Aqueous medium
    • C08F2/18—Suspension polymerisation
    • C08F2/20—Suspension polymerisation with the aid of macromolecular dispersing agents
    • 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
    • C08F20/06—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
    • 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
    • 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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or 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 of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
    • 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
    • C08J2333/00—Characterised by the use of homopolymers or 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 of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2333/02—Homopolymers or copolymers of acids; Metal 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)
  • Polymerization Catalysts (AREA)
  • Polymerisation Methods In General (AREA)
KR1020257036681A 2023-04-13 2024-04-10 흡수성 수지 입자의 제조 방법, 흡수성 수지 입자, 흡수체 및 흡수성 물품 Pending KR20250172608A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023065971 2023-04-13
JPJP-P-2023-065971 2023-04-13
PCT/JP2024/014596 WO2024214752A1 (ja) 2023-04-13 2024-04-10 吸水性樹脂粒子の製造方法、吸水性樹脂粒子、吸収体及び吸収性物品

Publications (1)

Publication Number Publication Date
KR20250172608A true KR20250172608A (ko) 2025-12-09

Family

ID=93059486

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020257036681A Pending KR20250172608A (ko) 2023-04-13 2024-04-10 흡수성 수지 입자의 제조 방법, 흡수성 수지 입자, 흡수체 및 흡수성 물품

Country Status (5)

Country Link
EP (1) EP4696719A1 (https=)
JP (1) JPWO2024214752A1 (https=)
KR (1) KR20250172608A (https=)
CN (1) CN121002072A (https=)
WO (1) WO2024214752A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025164342A1 (ja) * 2024-01-29 2025-08-07 住友精化株式会社 吸水性樹脂粒子、吸収体及び吸収性物品
CN121270758A (zh) * 2025-12-11 2026-01-06 中国天辰工程有限公司 一种吸水性树脂的制备方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03227301A (ja) 1990-01-31 1991-10-08 Sumitomo Seika Chem Co Ltd 吸水性樹脂の製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015163438A1 (ja) * 2014-04-25 2015-10-29 株式会社日本触媒 ポリアクリル酸（塩）系吸水性樹脂の製造方法
JP5766344B1 (ja) * 2014-07-11 2015-08-19 住友精化株式会社 吸水性樹脂及び吸収性物品
JP6681495B1 (ja) * 2019-01-30 2020-04-15 住友精化株式会社 吸水性樹脂粒子、吸収体及び吸収性物品
US12274999B2 (en) * 2018-12-12 2025-04-15 Sumitomo Seika Chemicals Co., Ltd. Water absorbent resin particles, absorbent, absorbent article and liquid suction power measurement method
JPWO2020184393A1 (https=) * 2019-03-08 2020-09-17

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03227301A (ja) 1990-01-31 1991-10-08 Sumitomo Seika Chem Co Ltd 吸水性樹脂の製造方法

Also Published As

Publication number Publication date
CN121002072A (zh) 2025-11-21
WO2024214752A1 (ja) 2024-10-17
EP4696719A1 (en) 2026-02-18
JPWO2024214752A1 (https=) 2024-10-17

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Q12 Application published

Free format text: ST27 STATUS EVENT CODE: A-1-1-Q10-Q12-NAP-PG1501 (AS PROVIDED BY THE NATIONAL OFFICE)