KR20240142606A - 흡수성 수지 및 흡수성 물품 - Google Patents
흡수성 수지 및 흡수성 물품 Download PDFInfo
- Publication number
- KR20240142606A KR20240142606A KR1020247031107A KR20247031107A KR20240142606A KR 20240142606 A KR20240142606 A KR 20240142606A KR 1020247031107 A KR1020247031107 A KR 1020247031107A KR 20247031107 A KR20247031107 A KR 20247031107A KR 20240142606 A KR20240142606 A KR 20240142606A
- Authority
- KR
- South Korea
- Prior art keywords
- absorbent resin
- water
- polymer
- absorbent
- ethylenically unsaturated
- 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
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- 239000002250 absorbent Substances 0.000 title claims abstract description 122
- 230000002745 absorbent Effects 0.000 title claims abstract description 120
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- 239000003431 cross linking reagent Substances 0.000 claims abstract description 77
- 239000000178 monomer Substances 0.000 claims abstract description 74
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- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 33
- 238000000354 decomposition reaction Methods 0.000 claims description 25
- 238000010557 suspension polymerization reaction Methods 0.000 claims description 22
- 230000001172 regenerating effect Effects 0.000 abstract description 15
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- 238000006731 degradation reaction Methods 0.000 abstract description 3
- -1 alkali metal salts Chemical class 0.000 description 53
- 238000010521 absorption reaction Methods 0.000 description 33
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- 238000000034 method Methods 0.000 description 31
- 238000006116 polymerization reaction Methods 0.000 description 27
- 239000007864 aqueous solution Substances 0.000 description 24
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
- UWFRVQVNYNPBEF-UHFFFAOYSA-N 1-(2,4-dimethylphenyl)propan-1-one Chemical compound CCC(=O)C1=CC=C(C)C=C1C UWFRVQVNYNPBEF-UHFFFAOYSA-N 0.000 description 16
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 16
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- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 3
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 239000002202 Polyethylene glycol Substances 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 150000005215 alkyl ethers Chemical class 0.000 description 3
- 238000010533 azeotropic distillation Methods 0.000 description 3
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- LQPLDXQVILYOOL-UHFFFAOYSA-I pentasodium;2-[bis[2-[bis(carboxylatomethyl)amino]ethyl]amino]acetate Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[O-]C(=O)CN(CC([O-])=O)CCN(CC(=O)[O-])CCN(CC([O-])=O)CC([O-])=O LQPLDXQVILYOOL-UHFFFAOYSA-I 0.000 description 3
- JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 3
- 229920005862 polyol Polymers 0.000 description 3
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- AUZRCMMVHXRSGT-UHFFFAOYSA-N 2-methylpropane-1-sulfonic acid;prop-2-enamide Chemical compound NC(=O)C=C.CC(C)CS(O)(=O)=O AUZRCMMVHXRSGT-UHFFFAOYSA-N 0.000 description 2
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Classifications
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- 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
- A61F2013/530481—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 having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/530708—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 having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the absorbency properties
- A61F2013/530737—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 having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the absorbency properties by the absorbent capacity
-
- 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
- A61F2013/530481—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 having superabsorbent materials, i.e. highly absorbent polymer gel materials
- A61F2013/530708—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 having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the absorbency properties
- A61F2013/530737—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 having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the absorbency properties by the absorbent capacity
- A61F2013/530744—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 having superabsorbent materials, i.e. highly absorbent polymer gel materials characterized by the absorbency properties by the absorbent capacity by the absorbency under load
-
- 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
- C08F2438/00—Living radical polymerisation
- C08F2438/01—Atom Transfer Radical Polymerization [ATRP] or reverse ATRP
-
- 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
- C08F2810/00—Chemical modification of a polymer
-
- 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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hematology (AREA)
- Materials Engineering (AREA)
- Dispersion Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Graft Or Block Polymers (AREA)
Abstract
Description
생리 식염수에 대한 보수능 (g/g) |
4.14kPa 하중 하에서의 생리 식염수에 대한 흡수능 (mL/g) |
흡수 속도 (초) |
겔 분해 지수 |
겔 점도 (mPa·s) |
||
초기 | 1일 후 | |||||
실시예 1 | 75 | 13 | 76 | 0.34 | 8500 | 2900 |
실시예 2 | 53 | 22 | 106 | 0.40 | 7300 | 2900 |
실시예 3 | 40 | 24 | 124 | 0.50 | 5800 | 2900 |
비교예 1 | 41 | 25 | 35 | 0.70 | 8200 | 5700 |
비교예 2 | 40 | 21 | 54 | 0.68 | 11000 | 7500 |
비교예 3 | 40 | 13 | 34 | 0.90 | 9300 | 8400 |
비교예 4 | 40 | 15 | 131 | 0.50 | 2000 | 1000 |
1: 뷰렛부
2: 도관
3: 측정대
4: 측정부
5: 흡수성 수지 입자
10: 뷰렛
11: 공기 도입관
12: 콕
13: 콕
14: 고무 마개
40: 원통
41: 나일론 메시
42: 저울추
Claims (3)
- 수용성 에틸렌성 불포화 단량체의 중합체가 후가교제로 가교된 구조를 가지고,
(1) 생리 식염수에 대한 보수능이 35g/g 이상이고,
(2) 4.14kPa 하중 하에서의 생리 식염수에 대한 흡수능이 10mL/g 이상이고,
(3) 초기의 겔 점도가 3000mPa·s 이상이고,
(4) 하기 식(Ⅰ)로 나타나는 겔 분해 지수가 0.60 이하인
흡수성 수지.
식(Ⅰ): 겔 분해 지수=B/A
다만, 상기 식(Ⅰ)에 있어서, A는 초기의 겔 점도(mPa·s), B는 1일 후의 겔 점도(mPa·s)를 나타낸다.
- 제1항에 있어서,
상기 중합체는 상기 수용성 에틸렌성 불포화 단량체의 역상 현탁 중합에 의하여 형성되는
흡수성 수지.
- 제1항 또는 제2항에 기재된 흡수성 수지를 포함하는 흡수체를 구비하는
흡수성 물품.
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JPJP-P-2017-198261 | 2017-10-12 | ||
JP2017198261 | 2017-10-12 | ||
KR1020207010473A KR20200062233A (ko) | 2017-10-12 | 2018-10-12 | 흡수성 수지 및 흡수성 물품 |
PCT/JP2018/038102 WO2019074099A1 (ja) | 2017-10-12 | 2018-10-12 | 吸水性樹脂及び吸収性物品 |
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EP (1) | EP3696199B1 (ko) |
JP (1) | JPWO2019074099A1 (ko) |
KR (2) | KR20200062233A (ko) |
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EP4349875A4 (en) * | 2021-05-31 | 2025-04-16 | Sumitomo Seika Chemicals | METHOD FOR PRODUCING A WATER-ABSORBENT RESIN, WATER-ABSORBENT RESIN, ABSORBER, AND ABSORBENT ARTICLE |
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JP2004018565A (ja) * | 2002-06-12 | 2004-01-22 | Sumitomo Seika Chem Co Ltd | 吸水性樹脂 |
US20070093766A1 (en) * | 2003-06-13 | 2007-04-26 | Sumitomo Seika Chemicals Co., Ltd. | Absorbing material and absorptive article using the same |
JP2005334616A (ja) * | 2004-04-30 | 2005-12-08 | Sumitomo Seika Chem Co Ltd | 吸収体およびそれが用いられた吸収性物品 |
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CA2781165C (en) * | 2009-11-27 | 2017-05-09 | Sumitomo Seika Chemicals Co., Ltd. | Process for production of water-absorbing resin particles, water-absorbing resin particles, water-stopping material, and absorbent article |
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JP2016028116A (ja) * | 2014-07-11 | 2016-02-25 | 住友精化株式会社 | 吸水性樹脂及び吸収性物品 |
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- 2018-10-12 CN CN201880065847.4A patent/CN111225928A/zh active Pending
- 2018-10-12 US US16/754,976 patent/US11401357B2/en active Active
- 2018-10-12 TW TW107136055A patent/TWI687443B/zh active
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- 2018-10-12 EP EP18866231.6A patent/EP3696199B1/en active Active
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