KR100393498B1 - 흡수제, 그 제법 및 용도 - Google Patents
흡수제, 그 제법 및 용도 Download PDFInfo
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- KR100393498B1 KR100393498B1 KR19990006746A KR19990006746A KR100393498B1 KR 100393498 B1 KR100393498 B1 KR 100393498B1 KR 19990006746 A KR19990006746 A KR 19990006746A KR 19990006746 A KR19990006746 A KR 19990006746A KR 100393498 B1 KR100393498 B1 KR 100393498B1
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- LSHROXHEILXKHM-UHFFFAOYSA-N n'-[2-[2-[2-(2-aminoethylamino)ethylamino]ethylamino]ethyl]ethane-1,2-diamine Chemical compound NCCNCCNCCNCCNCCN LSHROXHEILXKHM-UHFFFAOYSA-N 0.000 description 1
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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 1
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- 239000010452 phosphate Substances 0.000 description 1
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical compound O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 description 1
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- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 1
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- 229960005055 sodium ascorbate Drugs 0.000 description 1
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 description 1
- 229910000342 sodium bisulfate Inorganic materials 0.000 description 1
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- 229940079827 sodium hydrogen sulfite Drugs 0.000 description 1
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
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- QKHBMQWPOUUMQZ-BDQAORGHSA-M sodium;hydron;(2s)-2-(octadecanoylamino)pentanedioate Chemical compound [Na+].CCCCCCCCCCCCCCCCCC(=O)N[C@H](C(O)=O)CCC([O-])=O QKHBMQWPOUUMQZ-BDQAORGHSA-M 0.000 description 1
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- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
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- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
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- HNONEKILPDHFOL-UHFFFAOYSA-M tolonium chloride Chemical compound [Cl-].C1=C(C)C(N)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 HNONEKILPDHFOL-UHFFFAOYSA-M 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- 229910021655 trace metal ion Inorganic materials 0.000 description 1
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- VPYJNCGUESNPMV-UHFFFAOYSA-N triallylamine Chemical compound C=CCN(CC=C)CC=C VPYJNCGUESNPMV-UHFFFAOYSA-N 0.000 description 1
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- XHGIFBQQEGRTPB-UHFFFAOYSA-N tris(prop-2-enyl) phosphate Chemical compound C=CCOP(=O)(OCC=C)OCC=C XHGIFBQQEGRTPB-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
-
- 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
-
- 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
- A61L15/42—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
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- A—HUMAN NECESSITIES
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- 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
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- 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
- A61F2013/530715—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 acquisition rate
- A61F2013/530729—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 acquisition rate by the swelling rate
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- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/36—Amides or imides
- C08F222/38—Amides
- C08F222/385—Monomers containing two or more (meth)acrylamide groups, e.g. N,N'-methylenebisacrylamide
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
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- G—PHYSICS
- G01—MEASURING; TESTING
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- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/02—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content
- G01N5/025—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content for determining moisture content
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Abstract
Description
실시예 1 | 실시예 2 | 비교예 1 | 비교예 2 | 실시예 3 | 비교예 3 | |
사용한 흡수제 | 흡수제 1 | 흡수제 2 | 비교흡수제 1 | 비교흡수제 2 | 흡수제 3 | 비교흡수제 3 |
무가압하흡수배율(g/g)가압하흡수배율(g/g) | 31.626.8 | 37.526.3 | 35.522.6 | 31.326.7 | 34.426.4 | 35.527.6 |
흡수속도(초)수성가용성분량 | 426 | 352 | 4525 | 3112 | 435 | 836 |
실질가압하흡수배율(1)(g/g)실질가압하흡수배율(2)(g/g) | 24.824.8 | 25.023.2 | 16.715.7 | 21.619.3 | 25.124.3 | -- |
정적열화가압하흡수배율(1)(g/g)정적열화가압하흡수배율(2)(g/g)정적열화가압하흡수배율(3)(g/g)정적열화가압하흡수배율(4)(g/g) | 24.725.924.532.1 | 23.525.224.836.2 | 15.416.815.924.8 | 18.822.018.516.4 | 24.124.924.234.2 | 19.222.519.026.0 |
동적가압하흡수배율(g/g)동적열화가압하흡수배율(1)(g/g) | 25.322.3 | 26.023.4 | 16.515.4 | 25.315.6 | 25.522.5 | 26.119.2 |
실시예 4 | 실시예 5 | 비교예 4 | 비교예 5 | 실시예 6 | 비교예 6 | |
사용한 흡수제 | 흡수제 1 | 흡수제 2 | 비교흡수제 1 | 비교흡수제 2 | 흡수제 3 | 비교흡수제 3 |
열화가압하흡수지수(g/g) | 129.5 | 133.1 | 88.3 | 91.3 | 129.9 | 105.9 |
실질농도흡수지수(g/g)정적열화농도흡수지수(g/g)동적열화농도흡수지수(g/g) | 28.228.227.0 | 30.430.530.5 | 25.625.525.5 | 25.325.123.5 | 29.429.328.5 | -27.427.4 |
엎어진 상태에서의 흡수량(g) | 275 | 288 | 250 | 250 | 288 | 268 |
실시예 7 | 실시예 8 | 비교예 7 | 비교예 8 | 실시예 9 | 비교예 9 | |
사용한 흡수제 | 흡수제 1 | 흡수제 2 | 비교흡수제 1 | 비교흡수제 2 | 흡수제 3 | 비교흡수제 3 |
열화가압하흡수지수(g/g) | 129.5 | 133.1 | 88.3 | 91.3 | 129.9 | 105.9 |
실질농도흡수지수(g/g)정적열화농도흡수지수(g/g)동적열화농도흡수지수(g/g) | 26.526.424.6 | 26.827.026.9 | 20.720.420.4 | 22.321.919.5 | 26.826.725.5 | -23.323.3 |
엎어진 상태에서의 흡수량(g) | 275 | 275 | 238 | 250 | 288 | 268 |
사용 흡수제 | 흡수제(1) | 비교흡수제(2) |
평균 뇨량(g) | 258 | 261 |
새어 나왔을 때의 뇨량(g) | 355 | 324 |
새어 나온 비율 | 8 | 12 |
상품명 | Moony Power slim | Pampers Sara-Sara Care | Pampers Premium | HUGGIES for Boys | Dri-Bottoms Supreme | |
사이즈 | L | L | Maxi Plus | Maxi | 4 | |
제조회사명 | 유니참(주) | 프록터갬블 파이스트 잉크 | 프록터갬블 | 킴벌리-클라크 주식회사 | 파라곤 무역 브랜드 | |
구입국명 | 일본 | 일본 | 독일 | 영국 | 미국 | |
흡수성 수지농도 | 0.4 | 0.49 | 0.5 | 0.4 | 0.4 | |
무가압하흡수배율(g/g)가압하흡수배율(g/g) | 378 | 2923 | 3124 | 2815 | 3124 | |
흡수속도(초)수가용성분량(%) | 297.2 | 719.7 | 4512 | 389.0 | 369.1 | |
실질가압하흡수배율(1)(g/g)실질가압하흡수배율(2)(g/g) | 15.715.2 | 20.019.4 | 20.619.4 | 15.815.4 | 21.419.7 | |
정적열화가압하흡수배율(1)(g/g)정적열화가압하흡수배율(2)(g/g)정적열화가압하흡수배율(3)(g/g)정적열화가압하흡수배율(4)(g/g) | 15.215.515.315.4 | 16.318.016.415.6 | 17.221.517.516.4 | 15.315.615.425.7 | 17.421.217.224.3 | |
동적가압하흡수배율(g/g)동적열화가압하흡수배율(g/g) | 15.215.4 | 20.015.4 | 22.016.1 | 15.815.3 | 21.217.5 | |
열화가압하흡수지수(g/g) | 76.8 | 81.7 | 88.7 | 87.3 | 97.6 | |
흡수체 | 실질농도흡수지수(g/g)정적열화농도흡수지수(g/g)동적열화농도흡수지수(g/g) | 28.328.328.4 | 24.322.822.3 | 25.224.123.6 | 23.022.922.9 | 26.525.625.6 |
예번호 | 흡수제번호 | 흡수량(g/g) | 하중하흡수량(g/g) | 가용성성분용출량(%) | 열화가용성성분용출량(%) | |
실시예 | 2-1 | E2-1 | 34.4 | 28.8 | 11.1 | 13.8 |
2-2 | E2-2 | 34.3 | 28.1 | 11.1 | 12.0 | |
2-3 | E2-3 | 34.4 | 27.9 | 11.2 | 11.3 | |
2-4 | E2-4 | 34.1 | 28.2 | 10.9 | 11.5 | |
2-5 | E2-5 | 34.2 | 27.8 | 11.0 | 11.8 | |
2-6 | E2-6 | 28.0 | 22.0 | 10.5 | 10.9 | |
2-7 | E2-7 | 27.8 | 23.5 | 10.8 | 11.5 | |
비교예 | 2-1 | R2-1 | 34.0 | 28.0 | 11.1 | 24.5 |
2-2 | R2-2 | 28.1 | 22.1 | 10.5 | 25.6 | |
2-3 | R2-3 | 28.0 | 23.4 | 10.7 | 26.0 |
예번호 | 흡수제번호 | 흡수량(g/g) | 가용성성분용출량(g/g) | 열화가용성성분용출량(%) | 하중하흡수배율(%) | 평균입자경(㎛) | |
실시예 | 3-1 | E3-1 | 34 | 11 | 15 | 27 | 420 |
3-2 | E3-2 | 33 | 11 | 11 | 27 | 420 | |
3-3 | E3-3 | 33 | 11 | 12 | 27 | 420 | |
비교예 | 3-1 | R3-1 | 34 | 11 | 25 | 27 | 280 |
3-2 | R3-2 | 34 | 11 | 29 | 26 | 420 |
예번호 | 흡수제번호 | 흡수량(g/g) | 하중하흡수량(g/g) | 가용성성분용출량(%) | 열화가용성성분용출량(%) | |
실시예 | 4-1 | E4-1 | 34 | 29 | 11 | 13 |
4-2 | E4-2 | 34 | 28 | 11 | 13 | |
4-3 | E4-3 | 34 | 28 | 11 | 11 | |
4-4 | E4-4 | 34 | 28 | 11 | 18 | |
4-5 | E4-5 | 34 | 28 | 11 | 14 | |
4-6 | E4-6 | 34 | 28 | 11 | 20 | |
4-7 | E4-7 | 34 | 28 | 11 | 21 | |
4-8 | E4-8 | 34 | 28 | 11 | 13 | |
4-9 | E4-9 | 28 | 22 | 11 | 11 | |
4-10 | E4-10 | 28 | 24 | 11 | 12 | |
비교예 | 4-1 | R4-1 | 34 | 28 | 11 | 25 |
4-2 | R4-2 | 34 | 28 | 11 | 26 | |
4-3 | R4-3 | 28 | 22 | 11 | 26 | |
4-4 | R4-4 | 28 | 23 | 11 | 26 |
흡수제 | 되돌아 온 양(g) | 팽윤 겔의 상태(주1) | |
실시예 4-11 | E4-2 | 1 | 0 |
비교예 4-5 | R4-1 | 6 | △ |
비교예 4-6 | R4-2 | 8 | x |
Claims (76)
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- 내부가교된 흡수성 수지를 건조한 후에 표면가교하는 단계를 포함하는 공정을 통해 얻어지는 흡수제로서,(1) 상기 흡수제의 무가압하 흡수 배율이 30(g/g) 이상이고, 정적 열화가압하 흡수 배율(1)이 20(g/g) 이상, 동적 열화가압하 흡수 배율이 20(g/g) 이상, 또는 정적 열화가압하 흡수 배율(1)이 20(g/g) 이상 및 동적 열화가압하 흡수 배율이 20(g/g) 이상이고,상기 정적 열화가압하 흡수 배율(1)이 0.005 중량%의 L-아스코르브산을 함유한 생리식염수로 흡수제를 15(g/g)으로 팽윤시키고, 그 상태로 6시간 동안 방치한 후, 상기 팽윤된 흡수제에 50g/㎠의 하중을 가한 상태에서 1 시간 더 생리식염수를 더 흡수시킨 다음, 얻어지는 팽윤 겔 중량을 측정함으로써 결정되는 흡수 배율이고:상기 동적 열화가압하 흡수 배율이 0.005 중량%의 L-아스코르브산을 함유한 생리식염수로 흡수제를 15(g/g)으로 팽윤시키고, 그 상태로 4시간 동안 방치한 후, 상기 팽윤된 흡수제에 동적 충격을 가하고, 상기 팽윤된 흡수제에 50g/㎠의 하중을 가한 상태에서 1 시간 더 생리식염수를 더 흡수시킨 다음, 얻어지는 팽윤 겔 중량을 측정함으로써 결정되는 흡수 배율이며,(2) 상기 흡수제가 내부가교 및 표면가교된 흡수성 수지를 포함하며, 상기 흡수성 수지는 아크릴산 및 그 염으로부터 선택되는 적어도 1종류 이상을 주성분으로 하는 단량체를 중합 및 가교하여 얻어지는 것을 특징으로 하는 흡수제.
- 제44항에 있어서, 상기 정적 열화가압하 흡수배율(1)이 23(g/g) 이상인 흡수제.
- 제44항에 있어서, 상기 동적 열화가압하 흡수배율이 23(g/g) 이상인 흡수제.
- 제44항에 있어서, 상기 무가압하 흡수배율이 33(g/g) 이상인 흡수제.
- 제44항에 있어서, 상기 흡수제의 정적 열화가압하 흡수 배율(4)이 30(g/g) 이상이되, 상기 정적 열화가압하 흡수 배율(4)이 0.05 중량%의 L-아스코르브산을 함유한 생리식염수로 흡수제를 15(g/g)으로 팽윤시키고, 그 상태로 6시간 방치한 후, 상기 흡수제에 20g/㎠의 하중을 가한 상태에서 1 시간동안 생리식염수를 더 흡수시킨 다음, 얻어지는 팽윤 겔 중량을 측정함으로써 결정되는 흡수배율인 흡수제.
- 제48항에 있어서, 상기 정적 열화가압하 흡수배율(4)이 32(g/g) 이상인 흡수제.
- 제44항에 있어서, 흡수속도가 20~80(초), 수가용성분량이 1~15 중량%인 흡수제.
- 내부가교된 흡수성 수지를 건조한 후에 표면가교하는 단계를 포함하는 공정을 통해 얻어지는 흡수제로서,(1) 상기 흡수제의 무가압하 흡수 배율이 33(g/g) 이상, 정적 열화가압하 흡수 배율(1)이 23(g/g) 이상이고,상기 정적 열화가압하 흡수 배율(1)이 0.005 중량%의 L-아스코르브산을 함유한 생리식염수로 흡수제를 15(g/g)으로 팽윤시키고, 그 상태로 6시간 동안 방치한 후, 상기 팽윤된 흡수제에 50g/㎠의 하중을 가한 상태에서 1 시간 더 생리식염수를 더 흡수시킨 다음, 얻어지는 팽윤 겔 중량을 측정함으로써 결정되는 흡수 배율이며,(2) 상기 흡수제가 내부가교 및 표면가교된 흡수성 수지를 포함하며, 상기 흡수성 수지는 아크릴산 및 그 염으로부터 선택되는 적어도 1종류 이상을 주성분으로 하는 단량체를 중합 및 가교하여 얻어지는 것을 특징으로 하는 흡수제.
- 내부가교된 흡수성 수지를 건조한 후에 표면가교하는 단계를 포함하는 공정을 통해 얻어지는 흡수제로서,(1) 상기 흡수제의 무가압하 흡수 배율이 33(g/g) 이상, 동적 열화가압하 흡수 배율이 23(g/g) 이상이고,상기 동적 열화가압하 흡수 배율이 0.005중량%의 L-아스코르브산을 함유한 생리식염수로 흡수제를 15(g/g)으로 팽윤시키고, 그 상태로 4시간 동안 방치한 후, 상기 팽윤된 흡수제에 동적 충격을 가하고, 상기 팽윤된 흡수제에 50g/㎠의 하중을 가한 상태에서 1 시간 더 생리식염수를 더 흡수시킨 다음, 얻어지는 팽윤 겔 중량을 측정함으로써 결정되는 흡수 배율이며,(2) 상기 흡수제가 내부가교 및 표면가교된 흡수성 수지를 포함하며, 상기 흡수성 수지는 아크릴산 및 그 염으로부터 선택되는 적어도 1종류 이상을 주성분으로 하는 단량체를 중합 및 가교하여 얻어지는 것을 특징으로 하는 흡수제.
- 내부가교된 흡수성 수지를 건조한 후에 표면가교하는 단계를 포함하는 공정을 통해 얻어지는 흡수제로서,(1) 상기 흡수제의 무가압하 흡수 배율이 33(g/g) 이상, 정적 열화가압하 흡수 배율(4)이 32(g/g) 이상이고,상기 정적 열화가압하 흡수 배율(4)이 0.05 중량%의 L-아스코르브산을 함유한 생리식염수로 흡수제를 15(g/g)으로 팽윤시키고, 그 상태로 6시간 동안 방치한 후, 상기 팽윤된 흡수제에 20g/㎠의 하중을 가한 상태에서 1 시간 더 생리식염수를 더 흡수시킨 다음, 팽윤 겔 중량을 측정함으로써 결정되는 흡수 배율이며,(2) 상기 흡수제가 내부가교 및 표면가교된 흡수성 수지를 포함하며, 상기 흡수성 수지는 아크릴산 및 그 염으로부터 선택되는 적어도 1종류 이상을 주성분으로 하는 단량체를 중합 및 가교하여 얻어지는 것을 특징으로 하는 흡수제.
- 내부가교된 흡수성 수지를 건조한 후에 표면가교하는 단계를 포함하는 공정을 통해 얻어지는 제44항의 흡수제와 섬유 기재를 포함하고, 이 양자의 합계량에 대한 상기 흡수제의 중량비가 0.4 이상인 흡수체.
- 제54항에 있어서, 상기 흡수제의 하기 식(1)로 표시되는 정적 열화 농도 흡수지수가 23 이상인 흡수체:정적 열화 농도 흡수 지수 = X(1-α) + Yα (1)여기서, X는 상기 흡수제의 무가압하 흡수 배율(g/g), Y는 상기 제44항의 흡수제에서 정의한 정적 열화가압하 흡수 배율(1)(g/g), α는 상기 흡수제와 섬유 기재와의 합계량에 대한 흡수제의 중량비임.
- 제54항에 있어서, 상기 흡수제의 흡수속도가 20~80(초), 수가용성분량이 1~15 중량%인 흡수체.
- 제54항에 있어서, 상기 흡수제의 하기 식(2)로 표시되는 동적 열화 농도 흡수지수가 23 이상인 흡수체:동적 열화 농도 흡수 지수 = X(1-γ) + Aγ (2)여기서, X는 상기 흡수제의 무가압하 흡수 배율(g/g), A는 상기 제44항의 흡수제에서 정의한 동적 열화가압하 흡수 배율(g/g), γ는 상기 흡수제와 섬유 기재와의 합계량에 대한 흡수제의 중량비임.
- 제57항에 있어서, 상기 흡수제의 흡수속도가 20∼80(초), 수가용성분량이 1~15 중량%인 흡수체.
- 내부가교된 흡수성 수지를 건조한 후에 표면가교하는 단계를 포함하는 공정을 통해 얻어지는 제47항의 흡수제와 섬유 기재를 포함하고, 이 양자의 합계량에 대한 상기 흡수제의 중량비가 0.4 이상인 흡수체.
- 제59항에 있어서, 상기 흡수제의 흡수속도가 20~80(초), 수가용성분량이 1~15 중량%인 흡수체.
- 제54항의 흡수체를 포함하는 흡수층, 액체 투과성을 가진 표면 시이트 및 액체 불투과성을 가진 배면 시이트를 포함하는 흡수성 물품.
- 삭제
- 삭제
- 카르복실기를 가진 흡수성 수지에 카르복실기와 반응할 수 있는 표면 가교제와 이온봉쇄제를 혼합하는 단계를 포함하는 흡수제의 제조방법.
- 제64항에 있어서, 흡수성 수지 100 중량부에 대하여 표면 가교제 0.01~10 중량부, 이온봉쇄제 0.0001~10 중량부를 배합하는 흡수제의 제조방법.
- 제64항에 있어서, 상기 이온봉쇄제가 카르복실기를 3개 이상 가진 아미노 카르복실산 및 그 염으로 이루어진 군으로부터 선택되는 적어도 1종의 화합물인 흡수제의 제조 방법.
- 제64항에 있어서, 상기 혼합 단계에서 흡수성 수지 100 중량부에 대하여 0.01~10 중량부의 비율로 물을 더 혼합하는 흡수제의 제조방법.
- 제64항에 있어서, 상기 혼합단계에서 얻어진 혼합물을 100~230℃로 가열하는 단계를 더 포함하는 흡수제의 제조방법.
- 내부 가교제의 존재 하에 불포화 카르복실산을 포함하는 단량체 성분을 중합시켜 얻어지는 흡수성 수지의 표면 근방을 가교 처리한 후, 해당 가교 처리된 흡수성 수지에 물과 이온봉쇄제를 첨가하여 흡수성 수지를 조립하는 단계를 포함하는 흡수제의 제조방법.
- 제69항에 있어서, 상기 표면 가교 처리된 흡수성 수지 100 중량부에 대하여 물 0.1~20 중량부, 이온봉쇄제 0.0001~10 중량부를 배합하는 흡수제의 제조방법.
- 제69항에 있어서, 상기 이온봉쇄제가 카르복실기를 3개 이상 가진 아미노 카르복실산 및 그 염으로 이루어진 군으로부터 선택되는 적어도 1종의 화합물인 흡수제의 제조방법.
- 제69항에 있어서, 상기 표면 가교 처리된 흡수성 수지의 함수율(습량기준)이 20 중량% 이하인 흡수제의 제조방법.
- 제69항에 있어서, 상기 표면 가교 처리된 흡수성 수지가 적어도 20(g/g)의 하중하 흡수 배율을 가진 흡수제의 제조방법.
- 흡수성 수지에 하기 화학식(1)의 화합물, 하기 화학식(2)의 화합물 및 말레산(염을 포함)계 친수성 폴리머(3)로 이루어지는 군에서 선택되는 적어도 1종의 킬레이트제를 첨가하는 단계를 포함하는 공정으로부터 얻어진 흡수제:(1)[단, 식중 N, X1, R1∼R3은 이하의 숫자 및 구조를 표시한다:n = 0 또는 1X1= -COOM1(M1=H, Na, K 또는 NH4)R1= H, OH 또는 MeR2= H, -CH2COOM2또는 -CH2CH2COOM2(M2= H, Na, K 또는 NH4)R3= -CH2COOM3, -CH2CH2COOM3또는(M3= H, Na, K 또는 NH4) (R4= H, OH 또는 Me)임](2)[단, 식중 m, X2, R5∼R8은 이하의 숫자 및 구조를 표시한다:m = 0 또는 1X2= -COOM4(M4= H, Na, K 또는 NH4)R5= H, OH 또는 MeR6= H, -CH2COOM5또는 -CH2CH2COOM5(M5= H, Na, K 또는 NH4)R7= H, -CH2COOM6또는 -CH2CH2COOM6(M6= H, Na, K 또는 NH4)R8= -CH2COOM7, -CH2CH2COOM7또는(M7= H, Na, K 또는 NH4) (R9= H, OH 또는 Me)임].
- 제74항에 있어서, 흡수성 수지 100 중량부에 킬레이트제 0.00001~30 중량부를 배합한 흡수제.
- 제74항의 흡수제를 포함하는 액체 흡수 물품.
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CN1277583C (zh) | 2001-06-08 | 2006-10-04 | 株式会社日本触媒 | 吸水剂及其制备方法,以及卫生材料 |
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US20040167483A1 (en) * | 2003-02-21 | 2004-08-26 | The Cupron Corporation C/O Law Offices Of Mr. Sylavin Jakabovics | Disposable diaper for combating diaper rash |
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US7420018B2 (en) | 2008-09-02 |
CN1229808A (zh) | 1999-09-29 |
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BRPI9900855B1 (pt) | 2017-06-06 |
EP0940148A1 (en) | 1999-09-08 |
TWI245051B (en) | 2005-12-11 |
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MX9902053A (en) | 2000-02-28 |
US20050272600A1 (en) | 2005-12-08 |
EP0940148B1 (en) | 2006-05-24 |
BR9900855A (pt) | 2000-03-28 |
BR9900855B8 (pt) | 2021-06-22 |
AR012797A1 (es) | 2000-11-22 |
US20030176589A1 (en) | 2003-09-18 |
DE69931415T2 (de) | 2006-12-21 |
DE69931415D1 (de) | 2006-06-29 |
MX230715B (en) | 2005-09-20 |
MX250984B (en) | 2007-10-30 |
EP1795211A2 (en) | 2007-06-13 |
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