ES2321040T3 - Un metodo para la fabricacion de un estructura de material absorbente. - Google Patents
Un metodo para la fabricacion de un estructura de material absorbente. Download PDFInfo
- Publication number
- ES2321040T3 ES2321040T3 ES98929984T ES98929984T ES2321040T3 ES 2321040 T3 ES2321040 T3 ES 2321040T3 ES 98929984 T ES98929984 T ES 98929984T ES 98929984 T ES98929984 T ES 98929984T ES 2321040 T3 ES2321040 T3 ES 2321040T3
- Authority
- ES
- Spain
- Prior art keywords
- foam
- absorbent
- emulsion
- absorption
- oil phase
- 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.)
- Expired - Lifetime
Links
- 239000000463 material Substances 0.000 title claims abstract description 136
- 239000002250 absorbent Substances 0.000 title claims abstract description 86
- 230000002745 absorbent Effects 0.000 title claims abstract description 86
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims description 33
- 239000006260 foam Substances 0.000 claims abstract description 73
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 230000007062 hydrolysis Effects 0.000 claims abstract description 28
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 28
- 125000003010 ionic group Chemical group 0.000 claims abstract description 11
- 239000000839 emulsion Substances 0.000 claims description 64
- 238000010521 absorption reaction Methods 0.000 claims description 55
- 239000012071 phase Substances 0.000 claims description 53
- 239000000178 monomer Substances 0.000 claims description 48
- 239000008346 aqueous phase Substances 0.000 claims description 34
- 239000003995 emulsifying agent Substances 0.000 claims description 30
- 239000003795 chemical substances by application Substances 0.000 claims description 27
- 229920000642 polymer Polymers 0.000 claims description 21
- 230000015572 biosynthetic process Effects 0.000 claims description 17
- 230000003204 osmotic effect Effects 0.000 claims description 16
- 229920001971 elastomer Polymers 0.000 claims description 15
- 239000003431 cross linking reagent Substances 0.000 claims description 12
- 239000003792 electrolyte Substances 0.000 claims description 12
- 239000003999 initiator Substances 0.000 claims description 9
- 238000005406 washing Methods 0.000 claims description 7
- 230000001804 emulsifying effect Effects 0.000 claims description 3
- 238000010979 pH adjustment Methods 0.000 claims description 2
- 230000000379 polymerizing effect Effects 0.000 claims 1
- 206010021639 Incontinence Diseases 0.000 abstract description 4
- 230000001012 protector Effects 0.000 abstract description 4
- 239000006261 foam material Substances 0.000 description 49
- 238000006116 polymerization reaction Methods 0.000 description 33
- 239000004094 surface-active agent Substances 0.000 description 32
- 238000011282 treatment Methods 0.000 description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- -1 anionic carboxylate Chemical class 0.000 description 20
- 235000002639 sodium chloride Nutrition 0.000 description 16
- 210000004027 cell Anatomy 0.000 description 15
- 150000003839 salts Chemical class 0.000 description 14
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 12
- 239000000203 mixture Substances 0.000 description 12
- 238000012360 testing method Methods 0.000 description 12
- 238000007792 addition Methods 0.000 description 11
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 10
- 239000001110 calcium chloride Substances 0.000 description 10
- 229910001628 calcium chloride Inorganic materials 0.000 description 10
- 235000011148 calcium chloride Nutrition 0.000 description 10
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000004132 cross linking Methods 0.000 description 9
- 229920000223 polyglycerol Polymers 0.000 description 9
- JNYAEWCLZODPBN-JGWLITMVSA-N (2r,3r,4s)-2-[(1r)-1,2-dihydroxyethyl]oxolane-3,4-diol Chemical compound OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O JNYAEWCLZODPBN-JGWLITMVSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 230000003301 hydrolyzing effect Effects 0.000 description 8
- 230000002209 hydrophobic effect Effects 0.000 description 8
- 230000014759 maintenance of location Effects 0.000 description 8
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 7
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 7
- 239000006096 absorbing agent Substances 0.000 description 7
- 235000014113 dietary fatty acids Nutrition 0.000 description 7
- 150000002170 ethers Chemical class 0.000 description 7
- 239000000194 fatty acid Substances 0.000 description 7
- 229930195729 fatty acid Natural products 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 239000000523 sample Substances 0.000 description 7
- 210000002700 urine Anatomy 0.000 description 7
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 6
- 238000013019 agitation Methods 0.000 description 6
- 125000001931 aliphatic group Chemical group 0.000 description 6
- 210000001124 body fluid Anatomy 0.000 description 6
- 239000010839 body fluid Substances 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- 239000000835 fiber Substances 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 229920000058 polyacrylate Polymers 0.000 description 6
- NWGKJDSIEKMTRX-AAZCQSIUSA-N Sorbitan monooleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O NWGKJDSIEKMTRX-AAZCQSIUSA-N 0.000 description 5
- PRXRUNOAOLTIEF-ADSICKODSA-N Sorbitan trioleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)[C@H]1OC[C@H](O)[C@H]1OC(=O)CCCCCCC\C=C/CCCCCCCC PRXRUNOAOLTIEF-ADSICKODSA-N 0.000 description 5
- 239000000654 additive Substances 0.000 description 5
- 150000002148 esters Chemical class 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 239000011148 porous material Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 230000032258 transport Effects 0.000 description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 4
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 4
- 229920002125 Sokalan® Polymers 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 150000004665 fatty acids Chemical group 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000009533 lab test Methods 0.000 description 4
- 239000004584 polyacrylic acid Substances 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 3
- 125000000129 anionic group Chemical group 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 125000002091 cationic group Chemical group 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000009477 glass transition Effects 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 3
- ZORQXIQZAOLNGE-UHFFFAOYSA-N 1,1-difluorocyclohexane Chemical compound FC1(F)CCCCC1 ZORQXIQZAOLNGE-UHFFFAOYSA-N 0.000 description 2
- XZIIFPSPUDAGJM-UHFFFAOYSA-N 6-chloro-2-n,2-n-diethylpyrimidine-2,4-diamine Chemical compound CCN(CC)C1=NC(N)=CC(Cl)=N1 XZIIFPSPUDAGJM-UHFFFAOYSA-N 0.000 description 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 2
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 150000007942 carboxylates Chemical group 0.000 description 2
- RWGFKTVRMDUZSP-UHFFFAOYSA-N cumene Chemical compound CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 2
- 235000019341 magnesium sulphate Nutrition 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Chemical class 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229940035044 sorbitan monolaurate Drugs 0.000 description 2
- 239000001593 sorbitan monooleate Substances 0.000 description 2
- 235000011069 sorbitan monooleate Nutrition 0.000 description 2
- 229940035049 sorbitan monooleate Drugs 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical group NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- 239000004641 Diallyl-phthalate Substances 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 201000005569 Gout Diseases 0.000 description 1
- 239000002211 L-ascorbic acid Substances 0.000 description 1
- 235000000069 L-ascorbic acid Nutrition 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 238000012356 Product development Methods 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- 239000004147 Sorbitan trioleate Substances 0.000 description 1
- ZBNRGEMZNWHCGA-PDKVEDEMSA-N [(2r)-2-[(2r,3r,4s)-3,4-bis[[(z)-octadec-9-enoyl]oxy]oxolan-2-yl]-2-hydroxyethyl] (z)-octadec-9-enoate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)[C@H]1OC(=O)CCCCCCC\C=C/CCCCCCCC ZBNRGEMZNWHCGA-PDKVEDEMSA-N 0.000 description 1
- ZZAGLMPBQOKGGT-UHFFFAOYSA-N [4-[4-(4-prop-2-enoyloxybutoxy)benzoyl]oxyphenyl] 4-(4-prop-2-enoyloxybutoxy)benzoate Chemical class C1=CC(OCCCCOC(=O)C=C)=CC=C1C(=O)OC(C=C1)=CC=C1OC(=O)C1=CC=C(OCCCCOC(=O)C=C)C=C1 ZZAGLMPBQOKGGT-UHFFFAOYSA-N 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 125000005250 alkyl acrylate group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000008051 alkyl sulfates Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 229960005070 ascorbic acid Drugs 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- QUDWYFHPNIMBFC-UHFFFAOYSA-N bis(prop-2-enyl) benzene-1,2-dicarboxylate Chemical compound C=CCOC(=O)C1=CC=CC=C1C(=O)OCC=C QUDWYFHPNIMBFC-UHFFFAOYSA-N 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 125000002843 carboxylic acid group Chemical group 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 125000003636 chemical group Chemical group 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- VTIIJXUACCWYHX-UHFFFAOYSA-L disodium;carboxylatooxy carbonate Chemical compound [Na+].[Na+].[O-]C(=O)OOC([O-])=O VTIIJXUACCWYHX-UHFFFAOYSA-L 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- POULHZVOKOAJMA-UHFFFAOYSA-M dodecanoate Chemical compound CCCCCCCCCCCC([O-])=O POULHZVOKOAJMA-UHFFFAOYSA-M 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 210000000416 exudates and transudate Anatomy 0.000 description 1
- 150000002194 fatty esters Chemical class 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 210000000497 foam cell Anatomy 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 150000002432 hydroperoxides Chemical class 0.000 description 1
- 230000005661 hydrophobic surface Effects 0.000 description 1
- 229940070765 laurate Drugs 0.000 description 1
- 235000001055 magnesium Nutrition 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 1
- 230000003278 mimic effect Effects 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 231100000344 non-irritating Toxicity 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- DBSDMAPJGHBWAL-UHFFFAOYSA-N penta-1,4-dien-3-ylbenzene Chemical compound C=CC(C=C)C1=CC=CC=C1 DBSDMAPJGHBWAL-UHFFFAOYSA-N 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000012966 redox initiator Substances 0.000 description 1
- 235000015424 sodium Nutrition 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 229940045872 sodium percarbonate Drugs 0.000 description 1
- SPDUKHLMYVCLOA-UHFFFAOYSA-M sodium;ethaneperoxoate Chemical compound [Na+].CC(=O)O[O-] SPDUKHLMYVCLOA-UHFFFAOYSA-M 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 235000019337 sorbitan trioleate Nutrition 0.000 description 1
- 229960000391 sorbitan trioleate Drugs 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000003440 styrenes Chemical class 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- GJBRNHKUVLOCEB-UHFFFAOYSA-N tert-butyl benzenecarboperoxoate Chemical compound CC(C)(C)OOC(=O)C1=CC=CC=C1 GJBRNHKUVLOCEB-UHFFFAOYSA-N 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009461 vacuum packaging Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 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
- A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
-
- 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
- A61L15/24—Macromolecular compounds obtained 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
- A61L15/425—Porous materials, e.g. foams or sponges
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Polymerisation Methods In General (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Laminated Bodies (AREA)
- Glass Compositions (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Materials For Medical Uses (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9702350 | 1997-06-19 | ||
| SE9702350A SE512405C2 (sv) | 1997-06-19 | 1997-06-19 | Absorberande materialstruktur, dess tillverkningsförfarande och användning, samt en absorberande engångsartikel innefattande en sådan materialstruktur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2321040T3 true ES2321040T3 (es) | 2009-06-01 |
Family
ID=20407437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES98929984T Expired - Lifetime ES2321040T3 (es) | 1997-06-19 | 1998-06-12 | Un metodo para la fabricacion de un estructura de material absorbente. |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0993310B1 (enExample) |
| JP (1) | JP4271737B2 (enExample) |
| AT (1) | ATE420668T1 (enExample) |
| AU (1) | AU7947298A (enExample) |
| CO (1) | CO5040047A1 (enExample) |
| DE (1) | DE69840478D1 (enExample) |
| ES (1) | ES2321040T3 (enExample) |
| PE (1) | PE101099A1 (enExample) |
| PL (1) | PL337498A1 (enExample) |
| SE (1) | SE512405C2 (enExample) |
| TN (1) | TNSN98093A1 (enExample) |
| WO (1) | WO1998057675A1 (enExample) |
| ZA (1) | ZA985315B (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60030038T2 (de) | 1999-06-21 | 2006-12-07 | Kao Corp. | Absorbierender Artikel |
| AUPR143400A0 (en) | 2000-11-13 | 2000-12-07 | Usf Filtration And Separations Group Inc. | Modified membranes |
| US6663584B2 (en) | 2001-08-27 | 2003-12-16 | Kimberly-Clark Worldwide Inc. | Elastic bandage |
| US20040167489A1 (en) | 2003-02-14 | 2004-08-26 | Kellenberger Stanley R. | Compact absorbent article |
| US20050159723A1 (en) | 2003-03-04 | 2005-07-21 | Diaperoos, Llc | Indicia of folded diaper viewable through encasement |
| US20050131368A2 (en) | 2003-03-04 | 2005-06-16 | Diaperoos, Llc | Vacuum-packed diaper |
| KR20220027061A (ko) * | 2019-06-28 | 2022-03-07 | 유니 참 코포레이션 | 흡수체 및 흡수성 물품 |
| JP2022104701A (ja) * | 2020-12-29 | 2022-07-11 | ユニ・チャーム株式会社 | 複合吸収体及び衛生用品 |
| JP7680836B2 (ja) * | 2020-12-29 | 2025-05-21 | オルガノ株式会社 | 複合吸収体及び高分子吸収剤 |
| JP7692697B2 (ja) * | 2020-12-29 | 2025-06-16 | ユニ・チャーム株式会社 | 複合吸収体及び衛生用品 |
| JP7591924B2 (ja) * | 2020-12-29 | 2024-11-29 | オルガノ株式会社 | 複合吸収体、及び高分子吸収剤 |
| JP7682630B2 (ja) * | 2020-12-29 | 2025-05-26 | オルガノ株式会社 | 複合吸収体及び高分子吸収剤 |
| JP7682631B2 (ja) * | 2020-12-29 | 2025-05-26 | オルガノ株式会社 | 複合吸収体及び高分子吸収剤 |
| JP2022104694A (ja) * | 2020-12-29 | 2022-07-11 | ユニ・チャーム株式会社 | 複合吸収体及び衛生用品 |
| JP7680838B2 (ja) * | 2020-12-29 | 2025-05-21 | オルガノ株式会社 | 複合吸収体及び高分子吸収剤 |
| JP7630276B2 (ja) * | 2020-12-29 | 2025-02-17 | ユニ・チャーム株式会社 | 複合吸収体及び衛生用品 |
| JP7693316B2 (ja) * | 2020-12-29 | 2025-06-17 | ユニ・チャーム株式会社 | 複合吸収体及び衛生用品 |
| JP7580270B2 (ja) * | 2020-12-29 | 2024-11-11 | ユニ・チャーム株式会社 | 複合吸収体及び衛生用品 |
| JP7680837B2 (ja) * | 2020-12-29 | 2025-05-21 | オルガノ株式会社 | 複合吸収体及び高分子吸収剤 |
| JP2022104698A (ja) * | 2020-12-29 | 2022-07-11 | ユニ・チャーム株式会社 | 複合吸収体及び衛生用品 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8405680D0 (en) * | 1984-03-05 | 1984-04-11 | Unilever Plc | Porous polymers |
| US5149720A (en) * | 1991-08-12 | 1992-09-22 | The Procter & Gamble Company | Process for preparing emulsions that are polymerizable to absorbent foam materials |
| US5338766A (en) * | 1993-03-26 | 1994-08-16 | The Procter & Gamble Company | Superabsorbent polymer foam |
-
1997
- 1997-06-19 SE SE9702350A patent/SE512405C2/sv not_active IP Right Cessation
-
1998
- 1998-06-12 WO PCT/SE1998/001129 patent/WO1998057675A1/en not_active Ceased
- 1998-06-12 AT AT98929984T patent/ATE420668T1/de not_active IP Right Cessation
- 1998-06-12 AU AU79472/98A patent/AU7947298A/en not_active Abandoned
- 1998-06-12 ES ES98929984T patent/ES2321040T3/es not_active Expired - Lifetime
- 1998-06-12 PL PL98337498A patent/PL337498A1/xx unknown
- 1998-06-12 DE DE69840478T patent/DE69840478D1/de not_active Expired - Lifetime
- 1998-06-12 EP EP98929984A patent/EP0993310B1/en not_active Expired - Lifetime
- 1998-06-12 JP JP50427699A patent/JP4271737B2/ja not_active Expired - Fee Related
- 1998-06-17 TN TNTNSN98093A patent/TNSN98093A1/fr unknown
- 1998-06-18 CO CO98034784A patent/CO5040047A1/es unknown
- 1998-06-18 ZA ZA985315A patent/ZA985315B/xx unknown
- 1998-06-18 PE PE1998000523A patent/PE101099A1/es not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| TNSN98093A1 (fr) | 2000-12-29 |
| AU7947298A (en) | 1999-01-04 |
| ATE420668T1 (de) | 2009-01-15 |
| EP0993310A1 (en) | 2000-04-19 |
| PE101099A1 (es) | 1999-10-20 |
| JP4271737B2 (ja) | 2009-06-03 |
| SE9702350D0 (sv) | 1997-06-19 |
| PL337498A1 (en) | 2000-08-28 |
| ZA985315B (en) | 1999-01-11 |
| WO1998057675A1 (en) | 1998-12-23 |
| CO5040047A1 (es) | 2001-05-29 |
| DE69840478D1 (de) | 2009-03-05 |
| JP2002505702A (ja) | 2002-02-19 |
| SE512405C2 (sv) | 2000-03-13 |
| SE9702350L (sv) | 1999-01-28 |
| EP0993310B1 (en) | 2009-01-14 |
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