JPH06506252A - 吸収速度の速い高度に有効な表面積を有するしわのある吸収剤粒子 - Google Patents
吸収速度の速い高度に有効な表面積を有するしわのある吸収剤粒子Info
- Publication number
- JPH06506252A JPH06506252A JP4509436A JP50943692A JPH06506252A JP H06506252 A JPH06506252 A JP H06506252A JP 4509436 A JP4509436 A JP 4509436A JP 50943692 A JP50943692 A JP 50943692A JP H06506252 A JPH06506252 A JP H06506252A
- Authority
- JP
- Japan
- Prior art keywords
- polymer
- monomer
- mixture
- fluid
- acrylic acid
- 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.)
- Granted
Links
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- 230000002745 absorbent Effects 0.000 title claims description 31
- 229920000642 polymer Polymers 0.000 claims description 116
- 239000000178 monomer Substances 0.000 claims description 79
- 239000000203 mixture Substances 0.000 claims description 53
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 37
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 36
- 239000012530 fluid Substances 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 25
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- 238000006116 polymerization reaction Methods 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 19
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical group O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 13
- 230000037303 wrinkles Effects 0.000 claims description 13
- 238000004132 cross linking Methods 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 11
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- 229920002678 cellulose Polymers 0.000 claims description 8
- 239000003431 cross linking reagent Substances 0.000 claims description 8
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical group CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 claims description 8
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- GMSCBRSQMRDRCD-UHFFFAOYSA-N dodecyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCOC(=O)C(C)=C GMSCBRSQMRDRCD-UHFFFAOYSA-N 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- HCLJOFJIQIJXHS-UHFFFAOYSA-N 2-[2-[2-(2-prop-2-enoyloxyethoxy)ethoxy]ethoxy]ethyl prop-2-enoate Chemical compound C=CC(=O)OCCOCCOCCOCCOC(=O)C=C HCLJOFJIQIJXHS-UHFFFAOYSA-N 0.000 claims description 6
- 230000001590 oxidative effect Effects 0.000 claims description 6
- 229920005862 polyol Polymers 0.000 claims description 6
- 150000003077 polyols Chemical group 0.000 claims description 6
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 6
- DAKWPKUUDNSNPN-UHFFFAOYSA-N Trimethylolpropane triacrylate Chemical group C=CC(=O)OCC(CC)(COC(=O)C=C)COC(=O)C=C DAKWPKUUDNSNPN-UHFFFAOYSA-N 0.000 claims description 5
- 239000007791 liquid phase Substances 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- JGBAASVQPMTVHO-UHFFFAOYSA-N 2,5-dihydroperoxy-2,5-dimethylhexane Chemical compound OOC(C)(C)CCC(C)(C)OO JGBAASVQPMTVHO-UHFFFAOYSA-N 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- 239000002657 fibrous material Substances 0.000 claims description 4
- 239000012966 redox initiator Substances 0.000 claims description 4
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- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 3
- 229920006037 cross link polymer Polymers 0.000 claims description 3
- 239000002270 dispersing agent Substances 0.000 claims description 3
- 239000012074 organic phase Substances 0.000 claims description 3
- WCVOGSZTONGSQY-UHFFFAOYSA-N 2,4,6-trichloroanisole Chemical group COC1=C(Cl)C=C(Cl)C=C1Cl WCVOGSZTONGSQY-UHFFFAOYSA-N 0.000 claims description 2
- 150000001408 amides Chemical class 0.000 claims description 2
- UYMKPFRHYYNDTL-UHFFFAOYSA-N ethenamine Chemical compound NC=C UYMKPFRHYYNDTL-UHFFFAOYSA-N 0.000 claims description 2
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical group C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 claims description 2
- 239000002736 nonionic surfactant Substances 0.000 claims description 2
- LEJBBGNFPAFPKQ-UHFFFAOYSA-N 2-(2-prop-2-enoyloxyethoxy)ethyl prop-2-enoate Chemical compound C=CC(=O)OCCOCCOC(=O)C=C LEJBBGNFPAFPKQ-UHFFFAOYSA-N 0.000 claims 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 2
- 229920002126 Acrylic acid copolymer Polymers 0.000 claims 1
- 229920002125 Sokalan® Polymers 0.000 claims 1
- 235000001484 Trigonella foenum graecum Nutrition 0.000 claims 1
- 244000250129 Trigonella foenum graecum Species 0.000 claims 1
- 150000001733 carboxylic acid esters Chemical class 0.000 claims 1
- OKUWFVSJPOTMHR-UHFFFAOYSA-N ethene 2-prop-2-enoyloxyethyl prop-2-enoate Chemical compound C(C=C)(=O)OCCOC(C=C)=O.C=C.C=C.C=C.C=C OKUWFVSJPOTMHR-UHFFFAOYSA-N 0.000 claims 1
- RWGFKTVRMDUZSP-UHFFFAOYSA-N isopropyl-benzene Natural products CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 claims 1
- 229920000196 poly(lauryl methacrylate) Polymers 0.000 claims 1
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 claims 1
- 239000004584 polyacrylic acid Substances 0.000 claims 1
- 229920000728 polyester Polymers 0.000 claims 1
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 claims 1
- CSJWNHJJHIAAIG-SVOQZPEWSA-N ster Chemical compound C1=C(CO)C[C@]2(O)C(=O)C(C)=C[C@H]2[C@@]2(O)[C@H](C)[C@@H](OC(C)=O)[C@@]3(OC(=O)CCCCCCCCC)C(C)(C)[C@H]3[C@@H]21 CSJWNHJJHIAAIG-SVOQZPEWSA-N 0.000 claims 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 24
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- 239000003921 oil Substances 0.000 description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 12
- 239000000243 solution Substances 0.000 description 11
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- 239000003350 kerosene Substances 0.000 description 10
- 238000001000 micrograph Methods 0.000 description 10
- 229910052757 nitrogen Inorganic materials 0.000 description 10
- 239000000725 suspension Substances 0.000 description 10
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 9
- 239000007788 liquid Substances 0.000 description 9
- 239000000843 powder Substances 0.000 description 9
- 239000003999 initiator Substances 0.000 description 8
- 229940127554 medical product Drugs 0.000 description 8
- 239000003638 chemical reducing agent Substances 0.000 description 7
- 239000012267 brine Substances 0.000 description 6
- 239000011541 reaction mixture Substances 0.000 description 6
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 6
- -1 Fatty Acid Esters Chemical class 0.000 description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 5
- 229940048053 acrylate Drugs 0.000 description 5
- 239000011324 bead Substances 0.000 description 5
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- 229920005989 resin Polymers 0.000 description 5
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- 238000003756 stirring Methods 0.000 description 5
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- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 4
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- 239000002781 deodorant agent Substances 0.000 description 4
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- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 229940096522 trimethylolpropane triacrylate Drugs 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
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- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 3
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 229930006000 Sucrose Natural products 0.000 description 2
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 2
- 229920013701 VORANOL™ Polymers 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 2
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- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
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- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 1
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- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- DYUWTXWIYMHBQS-UHFFFAOYSA-N n-prop-2-enylprop-2-en-1-amine Chemical compound C=CCNCC=C DYUWTXWIYMHBQS-UHFFFAOYSA-N 0.000 description 1
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 208000025019 optic atrophy 2 Diseases 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L peroxydisulfate Chemical compound [O-]S(=O)(=O)OOS([O-])(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- 229920000223 polyglycerol Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- 239000011736 potassium bicarbonate Substances 0.000 description 1
- 235000015497 potassium bicarbonate Nutrition 0.000 description 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 235000011181 potassium carbonates Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- UIIMBOGNXHQVGW-UHFFFAOYSA-M sodium bicarbonate Substances [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 description 1
- 239000002195 soluble material Substances 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000000375 suspending agent Substances 0.000 description 1
- 238000010558 suspension polymerization method Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- IIYFAKIEWZDVMP-UHFFFAOYSA-N tridecane Chemical compound CCCCCCCCCCCCC IIYFAKIEWZDVMP-UHFFFAOYSA-N 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- 239000011882 ultra-fine particle Substances 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 150000007934 α,β-unsaturated carboxylic acids Chemical class 0.000 description 1
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
- C08F2/32—Polymerisation in water-in-oil emulsions
-
- 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
- B01J20/26—Synthetic macromolecular compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Animal Behavior & Ethology (AREA)
- Medicinal Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Polymers & Plastics (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Analytical Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
Claims (25)
- 1.各粒子が大きな表面積を有し、且つ該各粒子表面が実質的に連続してはいる が、折り目、うね、隙間、及び溝を含む複数のしわを含んでいる独立ポリマー粒 子を含む、水性流体に対して速い吸収速度を有する流体吸収ポリマー。
- 2.該ポリマー粒子が膨潤可能であり、その結果、該ポリマー粒子と接触する流 体が、該流体を吸収するための該粒子表面積の実質的部分に対して効果的に暴露 される請求項1記載のポリマー。
- 3.該ポリマーが、水溶性エチレン系不飽和モノマー混合物の又はそれらの塩の 重合生成物である請求項1又は2記載のポリマー。
- 4.該エチレン系不飽和モノマー混合物が、アミド、カルボン酸、カルボン酸エ ステル、ビニルアミン、又はそれらの塩あるいはそれらの混合物を含む請求項3 記載のポリマー。
- 5.該エチレン系不飽和モノマー混合物が、アクリル酸又はそれらの塩を10− 50重量%含む請求項3記載のポリマー。
- 6.該ポリマーが、ポリアクリル酸の架橋ポリマー、ポリアクリル酸ナトリウム の架橋ポリマー、又は該混合物のモノマーと共重合可能な二つ又はそれ以上のエ チレン基を有する架橋用モノマーと架橋されたそれらのコポリマーの架橋ポリマ ーである請求項1−5のいずれかに記載のポリマー。
- 7.該架橋用モノマーが、トリメチロールプロパントリアクリレート、テトラエ チレングリコールジアクリレート、ジエチレングリコールジアクリレート、メチ レンビスアクリルアミド、又はそれらの混合物である請求項6記載のポリマー。
- 8.該モノマー混合物が、該モノマー混合物の少なくとも一つの他の成分とグラ フト重合することができるモノマーを含む請求項1−7のいずれかに記載のポリ マー。
- 9.該グラフト重合可能なモノマーが、ポリビニルアルコールである請求項6記 載のポリマー。
- 10.該粒子が、75μmを超える平均直径を有する請求項1−9のいずれかに 記載のポリマー。
- 11.65秒未満の吸収の渦速度を有する請求項1−10のいずれかに記載のポ リマー。
- 12.湿潤剤を更に含む請求項1−11のいずれかに記載のポリマー。
- 13.該湿潤剤がポリオールである請求項12記載のポリマー。
- 14.以下の工程:即ち、 分散助剤を含む連続不活性有機液相中に、水溶性モノマー混合物を撹拌しながら 懸濁させて、該連続相中に該モノマー混合物の液滴をつくる工程;該懸濁液中に 、レドックス開始剤ペアの酸化成分を加える工程、該酸化成分は該有機液相中に おいて少なくとも部分的に可溶性である;及び重合条件下、一定の速度で、該レ ドックスペアのうちの還元成分を該有機相中に添加して、請求項1−13のいず れかに記載のポリマーをつくる工程を含む請求項1−6のいずれかに記載の流体 吸収ポリマーを製造する方法。
- 15.該モノマー液滴の直径が、少なくとも75μmである請求項14記載の方 法。
- 16.該分散助剤が、モノマーの重量を基準として、0.5重量%の量のセルロ ースエーテルである請求項14又は15記載の方法。
- 17.該分散助剤が、2−6のHLB値を有する非イオン性界面活性組成物であ る請求項14−16のいずれかに記載の方法。
- 18.該分散助剤が、疎水性シリカと、重量比がラウリルメタクリレート99重 童部及びアクリル酸1重童部であるラウリルメタクリレート・アクリル酸コポリ マーとの混合物である請求項14−17のいずれかに記載の方法。
- 19.該モノマー混合物がアクリル酸及びそれらを架橋させるための架橋剤を含 み、且つ該混合物が塩基性材料によって少なくとも部分的に中和される請求項1 4−18のいずれかに記載の方法。
- 20.該架橋剤が、メチレン−ビス−アクリルアミド、ジエチレングリコールジ アクリレート、テトラエチレングリコールジアクリレート、トリメチロールプロ パントリアクリレート、又はそれらの混合物である請求項19記載の方法。
- 21.該酸化成分が、t−ブチルヒドロペルオキシド、クメンヒドロペルオキシ ド、又は2,5−ジヒドロペルオキシ−2,5−ジメチルヘキサンであり、該還 元成分が二酸化硫黄である請求項14−20のいずれかに記載の方法。
- 22.生物学的流体を吸収するための製品において請求項1−13のいずれかに 記載の流体吸収ポリマーを用いること。
- 23.該製品が使い捨ておむつである請求項22記載の利用。
- 24.(a)親水性繊維材料;及び (b)請求項1−11記載のいずれかのポリマーを含む吸収製品。
- 25.該吸収製品が、更に、流体不浸透性最下層と流体浸透性最上層とを含み、 且つ該吸収製品が、該最下層と該最上層との間で保持されていて;更に、該吸収 製品が、該親水性繊維材料を20−98重量%、及び該ポリマーの任意のものを 2−80重量%含むことを特徴とする請求項24記載の吸収製品。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US67161691A | 1991-03-19 | 1991-03-19 | |
| US671,616 | 1991-03-19 | ||
| PCT/US1992/002273 WO1992016565A1 (en) | 1991-03-19 | 1992-03-18 | Wrinkled absorbent particles of high effective surface area having fast absorption rate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06506252A true JPH06506252A (ja) | 1994-07-14 |
| JP3258660B2 JP3258660B2 (ja) | 2002-02-18 |
Family
ID=24695229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50943692A Expired - Fee Related JP3258660B2 (ja) | 1991-03-19 | 1992-03-18 | 吸収速度の速い高度に有効な表面積を有するしわのある吸収剤粒子 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5744564A (ja) |
| EP (1) | EP0516925B1 (ja) |
| JP (1) | JP3258660B2 (ja) |
| AT (1) | ATE165751T1 (ja) |
| AU (1) | AU1752292A (ja) |
| DE (1) | DE69225354T2 (ja) |
| MX (1) | MX9201201A (ja) |
| WO (1) | WO1992016565A1 (ja) |
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| JP2003516429A (ja) * | 1999-11-18 | 2003-05-13 | 株式会社日本触媒 | 多孔質材料の製造方法 |
| JP2003517508A (ja) * | 1999-11-18 | 2003-05-27 | 株式会社日本触媒 | 多孔質材料の製造方法 |
| JPWO2002085959A1 (ja) * | 2001-04-16 | 2004-08-12 | 住友精化株式会社 | 高分子量体含有粘性液の吸収に適した吸水性樹脂、並びにそれを用いた吸収体および吸収性物品 |
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| JP5091477B2 (ja) * | 2005-04-12 | 2012-12-05 | 株式会社日本触媒 | ポリアクリル酸(塩)系吸水性樹脂を主成分とする粒子状吸水剤、その製造方法、この粒子状吸水剤を用いた吸収体及び吸収性物品 |
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| WO2006134085A1 (en) * | 2005-06-14 | 2006-12-21 | Basf Aktiengesellschaft | Hydrogel-forming polymers with increased permeability and high absorption capacity |
| BRPI0615991B8 (pt) * | 2005-07-19 | 2021-07-27 | Dow Global Technologies Inc | espuma espumada, artigo, uso de um artigo, fralda infantil, artigo para incontinência em adultos, artigo absorvente de ciclo mensal feminino |
| TWI394789B (zh) | 2005-12-22 | 2013-05-01 | Nippon Catalytic Chem Ind | 吸水性樹脂組成物及其製造方法、吸收性物品 |
| US20070219521A1 (en) | 2006-03-17 | 2007-09-20 | The Procter & Gamble Company | Absorbent article comprising a synthetic polymer derived from a renewable resource and methods of producing said article |
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| US8392161B2 (en) | 2009-09-10 | 2013-03-05 | The Procter & Gamble Company | Computer based models for absorbent articles |
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| CN102548654A (zh) | 2009-09-29 | 2012-07-04 | 株式会社日本触媒 | 颗粒状吸水剂及其制造方法 |
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-
1992
- 1992-03-14 AT AT92104434T patent/ATE165751T1/de not_active IP Right Cessation
- 1992-03-14 EP EP92104434A patent/EP0516925B1/en not_active Expired - Lifetime
- 1992-03-14 DE DE69225354T patent/DE69225354T2/de not_active Expired - Lifetime
- 1992-03-18 AU AU17522/92A patent/AU1752292A/en not_active Abandoned
- 1992-03-18 WO PCT/US1992/002273 patent/WO1992016565A1/en not_active Ceased
- 1992-03-18 MX MX9201201A patent/MX9201201A/es unknown
- 1992-03-18 JP JP50943692A patent/JP3258660B2/ja not_active Expired - Fee Related
- 1992-08-28 US US08/140,182 patent/US5744564A/en not_active Expired - Lifetime
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|---|---|---|---|---|
| JP2003517508A (ja) * | 1999-11-18 | 2003-05-27 | 株式会社日本触媒 | 多孔質材料の製造方法 |
| JP2003516429A (ja) * | 1999-11-18 | 2003-05-13 | 株式会社日本触媒 | 多孔質材料の製造方法 |
| JPWO2002085959A1 (ja) * | 2001-04-16 | 2004-08-12 | 住友精化株式会社 | 高分子量体含有粘性液の吸収に適した吸水性樹脂、並びにそれを用いた吸収体および吸収性物品 |
| US8013049B2 (en) | 2004-01-28 | 2011-09-06 | Dainippon Ink And Chemicals, Inc. | Method for producing core-shell type highly liquid absorbent resin particles |
| WO2005073263A1 (ja) * | 2004-01-28 | 2005-08-11 | Dainippon Ink And Chemicals, Inc. | コアシェル型高吸液性樹脂粒子の製造方法 |
| US8362165B2 (en) | 2008-02-01 | 2013-01-29 | Toagosei Co., Ltd. | Process for the production of polymer microparticles |
| JP2009179767A (ja) * | 2008-02-01 | 2009-08-13 | Toagosei Co Ltd | 重合体微粒子の製造方法 |
| WO2009096266A1 (ja) * | 2008-02-01 | 2009-08-06 | Toagosei Co., Ltd | 重合体微粒子の製造方法 |
| WO2009096268A1 (ja) * | 2008-02-01 | 2009-08-06 | Toagosei Co., Ltd. | 重合体微粒子の製造方法 |
| US8362166B2 (en) | 2008-02-01 | 2013-01-29 | Taogosei Co., Ltd. | Process for the production of polymer microparticles |
| JP5251886B2 (ja) * | 2008-02-01 | 2013-07-31 | 東亞合成株式会社 | 重合体微粒子の製造方法 |
| JP2016183238A (ja) * | 2015-03-26 | 2016-10-20 | コニカミノルタ株式会社 | 異形樹脂微粒子およびその製造方法 |
| WO2022034900A1 (ja) * | 2020-08-12 | 2022-02-17 | デンカ株式会社 | 組成物、正極用組成物、正極用スラリー、正極、および二次電池 |
| JPWO2022034900A1 (ja) * | 2020-08-12 | 2022-02-17 | ||
| WO2022034901A1 (ja) * | 2020-08-12 | 2022-02-17 | デンカ株式会社 | 組成物、樹脂組成物、正極用組成物、正極用スラリー、正極、および二次電池 |
| WO2022034899A1 (ja) * | 2020-08-12 | 2022-02-17 | デンカ株式会社 | 組成物、正極用組成物、正極用スラリー、正極、および二次電池 |
| JPWO2022034901A1 (ja) * | 2020-08-12 | 2022-02-17 | ||
| JPWO2022034899A1 (ja) * | 2020-08-12 | 2022-02-17 |
Also Published As
| Publication number | Publication date |
|---|---|
| US5744564A (en) | 1998-04-28 |
| AU1752292A (en) | 1992-10-21 |
| MX9201201A (es) | 1992-10-01 |
| DE69225354T2 (de) | 1998-12-03 |
| JP3258660B2 (ja) | 2002-02-18 |
| EP0516925B1 (en) | 1998-05-06 |
| WO1992016565A1 (en) | 1992-10-01 |
| ATE165751T1 (de) | 1998-05-15 |
| DE69225354D1 (de) | 1998-06-10 |
| EP0516925A1 (en) | 1992-12-09 |
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