CN121002072A - 吸水性树脂颗粒的制造方法、吸水性树脂颗粒、吸收体及吸收性物品 - Google Patents

吸水性树脂颗粒的制造方法、吸水性树脂颗粒、吸收体及吸收性物品

Info

Publication number
CN121002072A
CN121002072A CN202480025393.3A CN202480025393A CN121002072A CN 121002072 A CN121002072 A CN 121002072A CN 202480025393 A CN202480025393 A CN 202480025393A CN 121002072 A CN121002072 A CN 121002072A
Authority
CN
China
Prior art keywords
water
resin particles
absorbent resin
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
CN202480025393.3A
Other languages
English (en)
Chinese (zh)
Inventor
饭岛翠
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.)
Sumitomo Seika Chemicals Co Ltd
Original Assignee
Sumitomo Seika Chemicals 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
Application filed by Sumitomo Seika Chemicals Co Ltd filed Critical Sumitomo Seika Chemicals Co Ltd
Publication of CN121002072A publication Critical patent/CN121002072A/zh
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)
  • Polymerisation Methods In General (AREA)
  • Polymerization Catalysts (AREA)
CN202480025393.3A 2023-04-13 2024-04-10 吸水性树脂颗粒的制造方法、吸水性树脂颗粒、吸收体及吸收性物品 Pending CN121002072A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023-065971 2023-04-13
JP2023065971 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
CN121002072A true CN121002072A (zh) 2025-11-21

Family

ID=93059486

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202480025393.3A Pending CN121002072A (zh) 2023-04-13 2024-04-10 吸水性树脂颗粒的制造方法、吸水性树脂颗粒、吸收体及吸收性物品

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=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Families Citing this family (1)

* 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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2938920B2 (ja) 1990-01-31 1999-08-25 住友精化株式会社 吸水性樹脂の製造方法
US9868800B2 (en) * 2014-04-25 2018-01-16 Nippon Shokubai Co., Ltd. Method for producing polyacrylic acid (salt)-based water-absorbent resin
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
KR102826175B1 (ko) * 2018-12-12 2025-06-26 스미토모 세이카 가부시키가이샤 흡수성 수지 입자, 흡수체, 흡수성 물품, 및 액흡인력 측정 방법
EP3936529A4 (en) * 2019-03-08 2022-12-21 Sumitomo Seika Chemicals Co., Ltd. WATER-ABSORBING RESIN PARTICLES, ABSORBERS AND ABSORBENT ARTICLES

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
JPWO2024214752A1 (https=) 2024-10-17
WO2024214752A1 (ja) 2024-10-17
EP4696719A1 (en) 2026-02-18
KR20250172608A (ko) 2025-12-09

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