JP6124874B2 - 血液及び/又は月経液を吸収するための吸水性ポリマー粒子の使用 - Google Patents
血液及び/又は月経液を吸収するための吸水性ポリマー粒子の使用 Download PDFInfo
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- JP6124874B2 JP6124874B2 JP2014510761A JP2014510761A JP6124874B2 JP 6124874 B2 JP6124874 B2 JP 6124874B2 JP 2014510761 A JP2014510761 A JP 2014510761A JP 2014510761 A JP2014510761 A JP 2014510761A JP 6124874 B2 JP6124874 B2 JP 6124874B2
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- 239000005017 polysaccharide Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- FBCQUCJYYPMKRO-UHFFFAOYSA-N prop-2-enyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCC=C FBCQUCJYYPMKRO-UHFFFAOYSA-N 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012966 redox initiator Substances 0.000 description 1
- 239000006254 rheological additive Substances 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- HFQQZARZPUDIFP-UHFFFAOYSA-M sodium;2-dodecylbenzenesulfonate Chemical compound [Na+].CCCCCCCCCCCCC1=CC=CC=C1S([O-])(=O)=O HFQQZARZPUDIFP-UHFFFAOYSA-M 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 150000003455 sulfinic acids Chemical class 0.000 description 1
- 229920000247 superabsorbent polymer Polymers 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- YRHRIQCWCFGUEQ-UHFFFAOYSA-N thioxanthen-9-one Chemical class C1=CC=C2C(=O)C3=CC=CC=C3SC2=C1 YRHRIQCWCFGUEQ-UHFFFAOYSA-N 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 229960000984 tocofersolan Drugs 0.000 description 1
- AOBORMOPSGHCAX-DGHZZKTQSA-N tocofersolan Chemical compound OCCOC(=O)CCC(=O)OC1=C(C)C(C)=C2O[C@](CCC[C@H](C)CCC[C@H](C)CCCC(C)C)(C)CCC2=C1C AOBORMOPSGHCAX-DGHZZKTQSA-N 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 0.000 description 1
- VXYADVIJALMOEQ-UHFFFAOYSA-K tris(lactato)aluminium Chemical compound CC(O)C(=O)O[Al](OC(=O)C(C)O)OC(=O)C(C)O VXYADVIJALMOEQ-UHFFFAOYSA-K 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 229940046009 vitamin E Drugs 0.000 description 1
- 235000019165 vitamin E Nutrition 0.000 description 1
- 239000011709 vitamin E Substances 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
- 239000002076 α-tocopherol Substances 0.000 description 1
- 235000004835 α-tocopherol Nutrition 0.000 description 1
Classifications
-
- 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
- A61L15/425—Porous materials, e.g. foams or sponges
-
- 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
- A61L15/26—Macromolecular compounds obtained otherwise than 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
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Hematology (AREA)
- Public Health (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Description
a)25〜95モル%が中和されている、少なくとも1種のエチレン性不飽和の酸基含有モノマー、
b)少なくとも1種の架橋剤、
c)少なくとも1種の開始剤、
d)少なくとも1種の界面活性剤、
e)任意に、a)で挙げられるモノマーと共重合可能な1種以上のエチレン性不飽和モノマー、
f)任意に、可溶化剤及び
g)任意に、増粘剤、泡安定剤、重合調節剤、充填材、繊維及び/又はセル核生成剤
を含む、発泡された水性のモノマー溶液又はモノマー懸濁液の重合、このポリマー発泡体の乾燥並びに乾燥された発泡体の粉砕によって得られる。
測定は、別途記載がない限り、23±2℃の周囲温度及び50±10%の相対空気湿度で実施している。吸水性ポリマー粒子は、測定前に良く混合する。
血液吸収量は、EDANAにより推奨される試験法No.WSP 241.2−05 "Centrifuge Retention Capacity"に従って測定し、その際、0.9質量%の塩化ナトリウム水溶液の代わりに、US6,147,424(第17欄、第33行目〜第18欄、第45行目)に従って変性された羊血液を使用する。
膨潤速度(FSR)の測定のために、吸水性ポリマー粒子1.00g(W=1)を25mlのガラスビーカーに量り入れ、かつ均一に該ビーカーの底に分散させる。それから0.9質量%の食塩溶液20mlを第二のガラスビーカーに計量供給し、このビーカーの中身を第一のビーカーに素早く添加し、ストップウォッチを開始する。食塩溶液の最後の液滴が吸収されたら(これは、液体表面の反射が消えることで認識される)即座に、ストップウォッチを停止する。第二のビーカーから注ぎ出された、かつ吸水性ポリマー粒子によって第一のビーカー内で吸収された正確な液体量を、第二のビーカーを再秤量することによって正確に測定する(=W2)。ストップウォッチで測った吸収に必要な期間をtで表す。表面上の最後の液滴の消失を時点tとして測定する。
FSR[g/gs]=W2/(W1×t)
吸水性ポリマー粒子の湿分含有率が3質量%を超えたら、質量W1をこの湿分含有率について修正する。
例1
アクリル酸81.1g、37.3質量%のアクリル酸ナトリウム水溶液425.7g、Sartomer(R)SR−344(約400g/モルの分子量を有するポリエチレングリコールのジアクリレート)3.0g、15質量%のLutensol(R)AT80の水溶液(80モルのエチレンオキシドが1モルの直鎖飽和C16〜C18脂肪アルコールに付加した付加生成物;BASF SE;ルートヴィヒスハーフェン;ドイツ)12.8g、Irgacure(R)2959(1−[4−(2−ヒドロキシエトキシ)−フェニル]−2−ヒドロキシ−2−メチルプロパン−1−オン)0.4g及び水77.1gを、ガラスビーカー内で混合した。
中和度:60モル%
得られた吸水性ポリマー粒子は、17.9g/gの血液吸収量及び2.0g/gsの膨潤速度を有していた。
例1と同じように処理を行った。モノマー溶液は発泡させなかった。得られた吸水性ポリマー粒子は、14.6g/gの血液吸収量及び0.17g/gsの膨潤速度を有していた。
アクリル酸135.24g、37.3質量%のアクリル酸ナトリウム水溶液709.82g、Sartomer(R)SR−344(約400g/モルの分子量を有するポリエチレングリコールのジアクリレート)8.0g、15質量%のLutensol(R)AT80の水溶液(80モルのエチレンオキシドが1モルの直鎖飽和C16〜C18脂肪アルコールに付加した付加生成物;BASF SE;ルートヴィヒスハーフェン;ドイツ)21.33g、Irgacure(R)2959(1−[4−(2−ヒドロキシエトキシ)−フェニル]−2−ヒドロキシ−2−メチルプロパン−1−オン)0.333g及び水125.61gを、ガラスビーカー内で混合した。
中和度:60モル%
得られた吸水性ポリマー粒子は、16.0g/gの血液吸収量及び2.4g/gsの膨潤速度を有していた。
Claims (8)
- 血液及び/又は月経液を吸収するための吸水性ポリマー粒子の使用であって、該吸水性ポリマー粒子が、
a)25〜95モル%が中和されている、少なくとも1種のエチレン性不飽和の酸基含有モノマー、
b)少なくとも1種の架橋剤、
c)少なくとも1種の開始剤及び
d)少なくとも1種の界面活性剤、
を含む、発泡された水性のモノマー溶液又はモノマー懸濁液の重合、かつ
このポリマー発泡体を5〜30質量%の含水率に予備乾燥し、予備乾燥された発泡体を粉砕し、かつ後乾燥することによって得られる、使用。 - 前記中和されたモノマーa)の少なくとも50モル%が、無機塩基によって中和されていることを特徴とする、請求項1記載の使用。
- 前記無機塩基が、炭酸カリウム、炭酸ナトリウム又は水酸化ナトリウムであることを特徴とする、請求項2記載の使用。
- 前記粉砕されたポリマー発泡体が、150〜850μmの範囲の粒径に分級されていることを特徴とする、請求項1から3までのいずれか1項記載の使用。
- 前記モノマー溶液又はモノマー懸濁液が、前記中和されていないモノマーa)を基準として少なくとも1質量%の架橋剤b)を含むことを特徴とする、請求項1から4までのいずれか1項記載の使用。
- 前記モノマーa)の少なくとも50モル%がアクリル酸であることを特徴とする、請求項1から5までのいずれか1項記載の使用。
- 前記吸水性ポリマー粒子が、少なくとも10g/gの遠心分離保持容量を有することを特徴とする、請求項1から6までのいずれか1項記載の使用。
- 前記吸水性ポリマー粒子が、少なくとも15g/gの血液吸収量を有することを特徴とする、請求項1から7までのいずれか1項記載の使用。
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US201161487299P | 2011-05-18 | 2011-05-18 | |
US61/487,299 | 2011-05-18 | ||
PCT/EP2012/058864 WO2012156346A1 (de) | 2011-05-18 | 2012-05-14 | Verwendung wasserabsorbierender polymerpartikel zur absorption von blut und/oder menstruationsflüssigkeit |
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JP2014523452A JP2014523452A (ja) | 2014-09-11 |
JP2014523452A5 JP2014523452A5 (ja) | 2015-07-02 |
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US (1) | US20120296299A1 (ja) |
EP (1) | EP2709682B1 (ja) |
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KR101949454B1 (ko) | 2015-06-15 | 2019-02-18 | 주식회사 엘지화학 | 고흡수성 수지 |
KR101918285B1 (ko) * | 2015-06-17 | 2018-11-13 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
KR101949995B1 (ko) | 2015-07-06 | 2019-02-19 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 및 이로부터 제조된 고흡수성 수지 |
KR101855351B1 (ko) | 2015-08-13 | 2018-05-04 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
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JP7291622B2 (ja) * | 2017-03-31 | 2023-06-15 | 住友精化株式会社 | 吸水性樹脂粒子 |
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- 2012-05-14 JP JP2014510761A patent/JP6124874B2/ja active Active
- 2012-05-14 CN CN201280023834.3A patent/CN103596599B/zh not_active Expired - Fee Related
- 2012-05-14 WO PCT/EP2012/058864 patent/WO2012156346A1/de active Application Filing
- 2012-05-14 US US13/471,148 patent/US20120296299A1/en not_active Abandoned
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CN103596599B (zh) | 2016-08-17 |
WO2012156346A1 (de) | 2012-11-22 |
JP2014523452A (ja) | 2014-09-11 |
EP2709682A1 (de) | 2014-03-26 |
EP2709682B1 (de) | 2016-12-14 |
US20120296299A1 (en) | 2012-11-22 |
CN103596599A (zh) | 2014-02-19 |
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