DE19909653A1 - Pulverförmige, vernetzte, wässrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung - Google Patents
Pulverförmige, vernetzte, wässrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre VerwendungInfo
- Publication number
- DE19909653A1 DE19909653A1 DE19909653A DE19909653A DE19909653A1 DE 19909653 A1 DE19909653 A1 DE 19909653A1 DE 19909653 A DE19909653 A DE 19909653A DE 19909653 A DE19909653 A DE 19909653A DE 19909653 A1 DE19909653 A1 DE 19909653A1
- Authority
- DE
- Germany
- Prior art keywords
- polymer
- weight
- water
- post
- polymer according
- 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.)
- Withdrawn
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 30
- 229920000642 polymer Polymers 0.000 title claims description 99
- 238000000034 method Methods 0.000 title claims description 27
- 238000002360 preparation method Methods 0.000 title claims description 3
- 239000000178 monomer Substances 0.000 claims abstract description 25
- 239000007864 aqueous solution Substances 0.000 claims abstract description 20
- 150000001768 cations Chemical class 0.000 claims abstract description 17
- 150000003839 salts Chemical class 0.000 claims abstract description 16
- 239000004971 Cross linker Substances 0.000 claims abstract description 13
- 150000001875 compounds Chemical class 0.000 claims abstract description 10
- 229920005862 polyol Polymers 0.000 claims abstract description 8
- 150000003077 polyols Chemical class 0.000 claims abstract description 8
- 239000000243 solution Substances 0.000 claims description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- 239000000843 powder Substances 0.000 claims description 31
- 230000014759 maintenance of location Effects 0.000 claims description 26
- 230000035699 permeability Effects 0.000 claims description 24
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 17
- 238000004132 cross linking Methods 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 16
- 239000003431 cross linking reagent Substances 0.000 claims description 14
- 239000002250 absorbent Substances 0.000 claims description 13
- 230000002745 absorbent Effects 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- -1 alkylene carbonates Chemical class 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 11
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 10
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 9
- 229920003169 water-soluble polymer Polymers 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 7
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 7
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 229920002472 Starch Polymers 0.000 claims description 4
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 235000019698 starch Nutrition 0.000 claims description 4
- 239000008107 starch Substances 0.000 claims description 4
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 3
- 239000004480 active ingredient Substances 0.000 claims description 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 3
- 210000001124 body fluid Anatomy 0.000 claims description 3
- 239000010839 body fluid Substances 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052723 transition metal Inorganic materials 0.000 claims description 2
- 150000003624 transition metals Chemical class 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
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- 230000002378 acidificating effect Effects 0.000 abstract 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 21
- 239000000499 gel Substances 0.000 description 21
- 230000000052 comparative effect Effects 0.000 description 18
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- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 10
- 238000001035 drying Methods 0.000 description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 8
- 239000012530 fluid Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 159000000000 sodium salts Chemical class 0.000 description 8
- 238000000227 grinding Methods 0.000 description 7
- 238000006116 polymerization reaction Methods 0.000 description 7
- 229920000247 superabsorbent polymer Polymers 0.000 description 7
- 239000006096 absorbing agent Substances 0.000 description 6
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000004584 polyacrylic acid Substances 0.000 description 6
- 239000004583 superabsorbent polymers (SAPs) Substances 0.000 description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 5
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 5
- 239000002202 Polyethylene glycol Substances 0.000 description 5
- 150000002148 esters Chemical class 0.000 description 5
- 229920001223 polyethylene glycol Polymers 0.000 description 5
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 4
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 125000004386 diacrylate group Chemical group 0.000 description 4
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 4
- 239000003999 initiator Substances 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 206010021639 Incontinence Diseases 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 244000269722 Thea sinensis Species 0.000 description 3
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 235000019441 ethanol Nutrition 0.000 description 3
- 125000000524 functional group Chemical group 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
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- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 3
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- 238000010557 suspension polymerization reaction Methods 0.000 description 3
- 210000002700 urine Anatomy 0.000 description 3
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- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 2
- AOBIOSPNXBMOAT-UHFFFAOYSA-N 2-[2-(oxiran-2-ylmethoxy)ethoxymethyl]oxirane Chemical compound C1OC1COCCOCC1CO1 AOBIOSPNXBMOAT-UHFFFAOYSA-N 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 2
- 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 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 description 2
- HDYRYUINDGQKMC-UHFFFAOYSA-M acetyloxyaluminum;dihydrate Chemical compound O.O.CC(=O)O[Al] HDYRYUINDGQKMC-UHFFFAOYSA-M 0.000 description 2
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 2
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- 125000006091 1,3-dioxolane group Chemical class 0.000 description 1
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- KFNAHVKJFHDCSK-UHFFFAOYSA-N 2-[2-(4,5-dihydro-1,3-oxazol-2-yl)ethyl]-4,5-dihydro-1,3-oxazole Chemical compound N=1CCOC=1CCC1=NCCO1 KFNAHVKJFHDCSK-UHFFFAOYSA-N 0.000 description 1
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- GKIPXFAANLTWBM-UHFFFAOYSA-N epibromohydrin Chemical compound BrCC1CO1 GKIPXFAANLTWBM-UHFFFAOYSA-N 0.000 description 1
- 150000002118 epoxides Chemical class 0.000 description 1
- IQIJRJNHZYUQSD-UHFFFAOYSA-N ethenyl(phenyl)diazene Chemical compound C=CN=NC1=CC=CC=C1 IQIJRJNHZYUQSD-UHFFFAOYSA-N 0.000 description 1
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- 229920000578 graft copolymer Polymers 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
- 239000000017 hydrogel Substances 0.000 description 1
- 229920001477 hydrophilic polymer Polymers 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 1
- 150000003893 lactate salts Chemical class 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- UEGPKNKPLBYCNK-UHFFFAOYSA-L magnesium acetate Chemical compound [Mg+2].CC([O-])=O.CC([O-])=O UEGPKNKPLBYCNK-UHFFFAOYSA-L 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
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- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 235000019426 modified starch Nutrition 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 150000002891 organic anions Chemical class 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 229920000765 poly(2-oxazolines) Polymers 0.000 description 1
- 229920000083 poly(allylamine) Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229940068918 polyethylene glycol 400 Drugs 0.000 description 1
- 229920000223 polyglycerol Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
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- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 238000011417 postcuring Methods 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 238000000611 regression analysis Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
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- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 150000003609 titanium compounds Chemical class 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
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 231100000186 toxicological potential Toxicity 0.000 description 1
- OEIXGLMQZVLOQX-UHFFFAOYSA-N trimethyl-[3-(prop-2-enoylamino)propyl]azanium;chloride Chemical compound [Cl-].C[N+](C)(C)CCCNC(=O)C=C OEIXGLMQZVLOQX-UHFFFAOYSA-N 0.000 description 1
- YFHICDDUDORKJB-UHFFFAOYSA-N trimethylene carbonate Chemical compound O=C1OCCCO1 YFHICDDUDORKJB-UHFFFAOYSA-N 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- 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
- 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
- A61L15/48—Surfactants
-
- 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
-
- 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
- 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
- C08F222/10—Esters
- C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
- C08F222/102—Esters of polyhydric alcohols or polyhydric phenols of dialcohols, e.g. ethylene glycol di(meth)acrylate or 1,4-butanediol dimethacrylate
-
- 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
- C08F8/00—Chemical modification by after-treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions 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; Compositions of derivatives of such polymers
- C08L33/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
-
- 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
- C08J2300/00—Characterised by the use of unspecified polymers
- C08J2300/14—Water soluble or water swellable polymers, e.g. aqueous gels
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2312/00—Crosslinking
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Hematology (AREA)
- Dispersion Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Graft Or Block Polymers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Priority Applications (22)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19909653A DE19909653A1 (de) | 1999-03-05 | 1999-03-05 | Pulverförmige, vernetzte, wässrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung |
| RU2001126352/04A RU2243238C2 (ru) | 1999-03-05 | 2000-02-26 | Порошкообразные, сшитые, абсорбирующие полимеры, способ их получения и их применение |
| CN2005100547033A CN1683442B (zh) | 1999-03-05 | 2000-02-26 | 粉末状交联的吸收性聚合物、其制备方法及其应用 |
| KR1020017011202A KR100949526B1 (ko) | 1999-03-05 | 2000-02-26 | 분말형 가교 흡수성 중합체, 이것의 제조 방법 및 용도 |
| JP2000603298A JP5342726B2 (ja) | 1999-03-05 | 2000-02-26 | 水性液体および血液を吸収する粉末状の架橋吸収性ポリマー、その製造方法および使用 |
| KR1020077023643A KR20070108281A (ko) | 1999-03-05 | 2000-02-26 | 분말형 가교 흡수성 중합체, 이것의 제조 방법 및 용도 |
| AU38070/00A AU760748B2 (en) | 1999-03-05 | 2000-02-26 | Powdery, cross-linked absorbent polymers, method for the production thereof and their use |
| DE50001975T DE50001975D1 (de) | 1999-03-05 | 2000-02-26 | Pulverförmige, vernetzte, absorbierende polymere, verfahren zu ihrer herstellung und ihre verwendung |
| CA002362451A CA2362451C (en) | 1999-03-05 | 2000-02-26 | Powdery, cross-linked absorbent polymers, method for the production thereof, and their use |
| BRPI0008737-8A BR0008737B1 (pt) | 1999-03-05 | 2000-02-26 | polÍmeros reticulados, em forma de pà, absorvedores, processos para produÇço dos mesmos e sua utilizaÇço. |
| KR1020067012964A KR20060087615A (ko) | 1999-03-05 | 2000-02-26 | 분말형 가교 흡수성 중합체, 이것의 제조 방법 및 용도 |
| PCT/EP2000/001609 WO2000053664A1 (de) | 1999-03-05 | 2000-02-26 | Pulverförmige, vernetzte, absorbierende polymere, verfahren zu ihrer herstellung und ihre verwendung |
| CNB008046123A CN1200961C (zh) | 1999-03-05 | 2000-02-26 | 粉末状交联的吸收性聚合物、其制备方法及其应用 |
| AT00916874T ATE239049T1 (de) | 1999-03-05 | 2000-02-26 | Pulverförmige, vernetzte, absorbierende polymere, verfahren zu ihrer herstellung und ihre verwendung |
| US09/914,466 US6620889B1 (en) | 1999-03-05 | 2000-02-26 | Powdery, crosslinked absorbent polymers, method for the production thereof, and their use |
| EP00916874.1A EP1169372B2 (de) | 1999-03-05 | 2000-02-26 | Pulverförmige, vernetzte, absorbierende polymere, verfahren zu ihrer herstellung und ihre verwendung |
| PL00350513A PL350513A1 (en) | 1999-03-05 | 2000-02-26 | Powdery, cross-linked absorbent polymers, method for the production thereof and their use |
| CZ20013129A CZ20013129A3 (cs) | 1999-03-05 | 2000-02-26 | Práąkovité zesítěné absorpční polymery, způsob jejich výroby a jejich pouľití |
| TW089103766A TWI251004B (en) | 1999-03-05 | 2000-03-03 | Powdered, crosslinked polymers which absorb aqueous liquids, as well as blood, a process for producing same, and their use |
| TW093101514A TWI290155B (en) | 1999-03-05 | 2000-03-03 | Hygiene article comprising an absorbent polymer |
| US10/455,394 US7179862B2 (en) | 1999-03-05 | 2003-06-06 | Powdery, cross-linked absorbent polymers method for the production thereof and their use |
| US11/673,137 US8445596B2 (en) | 1999-03-05 | 2007-02-09 | Powdery, cross-linked absorbent polymers, method for the production thereof, and their use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19909653A DE19909653A1 (de) | 1999-03-05 | 1999-03-05 | Pulverförmige, vernetzte, wässrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE19909653A1 true DE19909653A1 (de) | 2000-09-07 |
Family
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19909653A Withdrawn DE19909653A1 (de) | 1999-03-05 | 1999-03-05 | Pulverförmige, vernetzte, wässrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung |
| DE50001975T Expired - Lifetime DE50001975D1 (de) | 1999-03-05 | 2000-02-26 | Pulverförmige, vernetzte, absorbierende polymere, verfahren zu ihrer herstellung und ihre verwendung |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE50001975T Expired - Lifetime DE50001975D1 (de) | 1999-03-05 | 2000-02-26 | Pulverförmige, vernetzte, absorbierende polymere, verfahren zu ihrer herstellung und ihre verwendung |
Country Status (15)
| Country | Link |
|---|---|
| US (3) | US6620889B1 (https=) |
| EP (1) | EP1169372B2 (https=) |
| JP (1) | JP5342726B2 (https=) |
| KR (3) | KR20060087615A (https=) |
| CN (2) | CN1200961C (https=) |
| AT (1) | ATE239049T1 (https=) |
| AU (1) | AU760748B2 (https=) |
| BR (1) | BR0008737B1 (https=) |
| CA (1) | CA2362451C (https=) |
| CZ (1) | CZ20013129A3 (https=) |
| DE (2) | DE19909653A1 (https=) |
| PL (1) | PL350513A1 (https=) |
| RU (1) | RU2243238C2 (https=) |
| TW (2) | TWI290155B (https=) |
| WO (1) | WO2000053664A1 (https=) |
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001089591A3 (en) * | 2000-05-25 | 2002-06-13 | Basf Ag | Surface-treated superabsorbent polymer particles |
| WO2002053198A1 (de) * | 2000-12-29 | 2002-07-11 | Basf Aktiengesellschaft | Aborbierende zusammensetzungen |
| DE10125599A1 (de) * | 2001-05-25 | 2002-11-28 | Stockhausen Chem Fab Gmbh | Superabsorber, Verfahren zu ihrer Herstellung und ihre Verwendung |
| DE10249822A1 (de) * | 2002-10-25 | 2004-05-13 | Stockhausen Gmbh & Co. Kg | Zweistufiges Mischverfahren zur Herstellung eines absorbierenden Polymers |
| WO2006111404A3 (de) * | 2005-04-22 | 2007-05-10 | Stockhausen Chem Fab Gmbh | Oberflächennachvernetzte superabsorber behandelt mit metallsalz und metalloxid |
| WO2006111402A3 (de) * | 2005-04-22 | 2007-06-14 | Stockhausen Chem Fab Gmbh | Oberflächennachvernetzte superabsorber behandelt mit metallsalz und metalloxid |
| WO2007074108A1 (en) * | 2005-12-28 | 2007-07-05 | Basf Se | Process for production of a water-absorbing material |
| DE102006061005A1 (de) | 2006-12-22 | 2008-07-03 | Admedes Schuessler Gmbh | Vorrichtung und Verfahren zum Komprimieren von Mikrostents |
| WO2008092842A1 (de) * | 2007-01-29 | 2008-08-07 | Basf Se | VERFAHREN ZUR HERSTELLUNG WEIßER UND FARBSTABILER WASSERABSORBIERENDER POLYMERPARTIKEL MIT HOHEM ABSORPTIONSVERMÖGEN UND HOHER FLÜSSIGKEITSLEITFÄHIGKEIT |
| EP1594608A4 (en) * | 2003-02-10 | 2008-12-31 | Nippon Catalytic Chem Ind | PARTICLE WATER ABSORPTION AGENT CONTAINING WATER ABSORBENT RESIN AS A MAIN COMPONENT |
| WO2007121941A3 (de) * | 2006-04-21 | 2009-01-15 | Evonik Stockhausen Gmbh | Oberflächennachvernetzte superabsorber behandelt mit organischen und anorganischen feinstteilchen |
| WO2007121937A3 (de) * | 2006-04-21 | 2009-02-26 | Evonik Stockhausen Gmbh | Oberflächennachvernetzte superabsorber behandelt mit aluminiumlactat und optional aluminiumsulfat |
| DE102007045724A1 (de) | 2007-09-24 | 2009-04-02 | Evonik Stockhausen Gmbh | Superabsorbierende Zusammensetzung mit Tanninen zur Geruchskontrolle |
| EP1869119A4 (en) * | 2005-04-12 | 2009-05-27 | Nippon Catalytic Chem Ind | PARTICLE WATER ABSORBENT MEDIUM CONTAINING WATER ABSORBENT RESIN BASED ON POLYACRYLIC ACID (POLYACRYLATE) AS MAIN COMPONENT, METHOD OF MANUFACTURING THEREOF, WATER ABSORBENT CORE, AND ABSORBENT ARTICLE IN WHICH PARTICULATE WATER ABSORBENT MEDIUM IS USED |
| US7541395B2 (en) | 2002-10-25 | 2009-06-02 | Evonik Stockhausen Gmbh | Two-step mixing process for producing an absorbent polymer |
| US7867623B2 (en) | 2003-10-31 | 2011-01-11 | Basf Aktiengesellschaft | Polymeric particles capable of absorbing blood and/or body fluids |
| EP2615120A1 (en) * | 2012-01-12 | 2013-07-17 | Evonik Degussa GmbH | Process for the continuous preparation of water-absorbent polymers |
| EP2615119A1 (en) * | 2012-01-12 | 2013-07-17 | Evonik Degussa GmbH | Cooling neutralized acrylic acid by means of an absorption chiller |
| EP2614841A1 (en) * | 2012-01-12 | 2013-07-17 | Evonik Industries AG | Process for the continuous preparation of water-absorbent polymers |
| US8653320B2 (en) | 2005-11-18 | 2014-02-18 | Evonik Degussa Gmbh | Deodorizing super-absorbent composition |
| US8686216B2 (en) | 2008-03-05 | 2014-04-01 | Evonik Degussa Gmbh | Superabsorbent composition with metal salicylate for odor control |
| DE102013203781A1 (de) | 2013-03-06 | 2014-09-11 | Evonik Industries Ag | Superabsorbierende Polymere mit verbesserten Eigenschaften, insbesondere Geruchskontrolle und Farbbeständigkeit, sowie Verfahren zu dessen Herstellung |
| DE102013203779A1 (de) | 2013-03-06 | 2014-09-11 | Evonik Industries Ag | Superabsorbierende Polymere mit verbesserter Geruchskontrolleigenschaft sowie Verfahren zu dessen Herstellung |
| EP2915548A1 (de) | 2014-03-05 | 2015-09-09 | Evonik Degussa GmbH | Superabsorbierende Polymere mit verbesserter Geruchskontrolleigenschaft sowie Verfahren zu deren Herstellung |
| WO2020148664A1 (fr) | 2019-01-18 | 2020-07-23 | Aprotek | Polymère superabsorbant permettant d'accelerer la degradation des dechets d'origine organique |
| FR3092347A1 (fr) | 2019-02-06 | 2020-08-07 | Aprotek | Nouvel article absorbant pour la retention d’eau |
| WO2023041427A1 (fr) | 2021-09-17 | 2023-03-23 | Aprotek | Nouvelle composition à base d'un polymère superabsorbant et de fer permettant d'accélérer la dégradation des déchets d'origine organique |
Families Citing this family (119)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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- 2000-02-26 KR KR1020067012964A patent/KR20060087615A/ko not_active Ceased
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- 2000-02-26 CN CN2005100547033A patent/CN1683442B/zh not_active Expired - Fee Related
- 2000-02-26 WO PCT/EP2000/001609 patent/WO2000053664A1/de not_active Ceased
- 2000-02-26 RU RU2001126352/04A patent/RU2243238C2/ru not_active IP Right Cessation
- 2000-02-26 CZ CZ20013129A patent/CZ20013129A3/cs unknown
- 2000-02-26 AT AT00916874T patent/ATE239049T1/de not_active IP Right Cessation
- 2000-02-26 KR KR1020017011202A patent/KR100949526B1/ko not_active Expired - Lifetime
- 2000-02-26 JP JP2000603298A patent/JP5342726B2/ja not_active Expired - Lifetime
- 2000-02-26 AU AU38070/00A patent/AU760748B2/en not_active Ceased
- 2000-03-03 TW TW093101514A patent/TWI290155B/zh not_active IP Right Cessation
- 2000-03-03 TW TW089103766A patent/TWI251004B/zh not_active IP Right Cessation
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2003
- 2003-06-06 US US10/455,394 patent/US7179862B2/en not_active Expired - Fee Related
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2007
- 2007-02-09 US US11/673,137 patent/US8445596B2/en not_active Expired - Fee Related
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| WO2001089591A3 (en) * | 2000-05-25 | 2002-06-13 | Basf Ag | Surface-treated superabsorbent polymer particles |
| WO2002053198A1 (de) * | 2000-12-29 | 2002-07-11 | Basf Aktiengesellschaft | Aborbierende zusammensetzungen |
| US6849665B2 (en) | 2000-12-29 | 2005-02-01 | Basf Aktiengesellschaft | Absorbent compositions |
| DE10125599A1 (de) * | 2001-05-25 | 2002-11-28 | Stockhausen Chem Fab Gmbh | Superabsorber, Verfahren zu ihrer Herstellung und ihre Verwendung |
| US7407912B2 (en) | 2001-05-25 | 2008-08-05 | Stockhausen Gmbh | Supersuperabsorbent polymers |
| US7612016B2 (en) | 2001-05-25 | 2009-11-03 | Evonik Stockhausen Gmbh | Preparation of superabsorbent polymers |
| US7893134B2 (en) | 2002-10-25 | 2011-02-22 | Evonik Stockhausen Gmbh | Absorbent polymer made by two-step mixing process |
| DE10249822A1 (de) * | 2002-10-25 | 2004-05-13 | Stockhausen Gmbh & Co. Kg | Zweistufiges Mischverfahren zur Herstellung eines absorbierenden Polymers |
| US7541395B2 (en) | 2002-10-25 | 2009-06-02 | Evonik Stockhausen Gmbh | Two-step mixing process for producing an absorbent polymer |
| EP1594608A4 (en) * | 2003-02-10 | 2008-12-31 | Nippon Catalytic Chem Ind | PARTICLE WATER ABSORPTION AGENT CONTAINING WATER ABSORBENT RESIN AS A MAIN COMPONENT |
| US8071222B2 (en) | 2003-10-31 | 2011-12-06 | Basf Se | Polymeric particles capable of absorbing blood and/or body fluids |
| US8063265B2 (en) | 2003-10-31 | 2011-11-22 | Basf Aktiengesellschaft | Hydrogel capable of absorbing blood and/or body fluids |
| US7867623B2 (en) | 2003-10-31 | 2011-01-11 | Basf Aktiengesellschaft | Polymeric particles capable of absorbing blood and/or body fluids |
| US8481664B2 (en) | 2005-04-12 | 2013-07-09 | Nippon Shokubai Co., Ltd. | Particulate water absorbing agent including polyacrylic acid (polyacrylate) based water absorbing resin as a principal component, method for production thereof, water-absorbent core and absorbing article in which the particulate water absorbing agent is used |
| EP1869119A4 (en) * | 2005-04-12 | 2009-05-27 | Nippon Catalytic Chem Ind | PARTICLE WATER ABSORBENT MEDIUM CONTAINING WATER ABSORBENT RESIN BASED ON POLYACRYLIC ACID (POLYACRYLATE) AS MAIN COMPONENT, METHOD OF MANUFACTURING THEREOF, WATER ABSORBENT CORE, AND ABSORBENT ARTICLE IN WHICH PARTICULATE WATER ABSORBENT MEDIUM IS USED |
| WO2006111404A3 (de) * | 2005-04-22 | 2007-05-10 | Stockhausen Chem Fab Gmbh | Oberflächennachvernetzte superabsorber behandelt mit metallsalz und metalloxid |
| US8071202B2 (en) | 2005-04-22 | 2011-12-06 | Evonik Stockhausen Gmbh | Water-absorbing polymer structures with improved absorption properties |
| WO2006111402A3 (de) * | 2005-04-22 | 2007-06-14 | Stockhausen Chem Fab Gmbh | Oberflächennachvernetzte superabsorber behandelt mit metallsalz und metalloxid |
| US8247499B2 (en) | 2005-04-22 | 2012-08-21 | Evonik Stockhausen Gmbh | Water-absorbing polymer structure with improved absorption properties |
| US8653320B2 (en) | 2005-11-18 | 2014-02-18 | Evonik Degussa Gmbh | Deodorizing super-absorbent composition |
| WO2007074108A1 (en) * | 2005-12-28 | 2007-07-05 | Basf Se | Process for production of a water-absorbing material |
| US9133342B2 (en) | 2006-04-21 | 2015-09-15 | Evonik Degussa Gmbh | Preparation of highly permeable, superabsorbent polymer structures |
| WO2007121941A3 (de) * | 2006-04-21 | 2009-01-15 | Evonik Stockhausen Gmbh | Oberflächennachvernetzte superabsorber behandelt mit organischen und anorganischen feinstteilchen |
| WO2007121937A3 (de) * | 2006-04-21 | 2009-02-26 | Evonik Stockhausen Gmbh | Oberflächennachvernetzte superabsorber behandelt mit aluminiumlactat und optional aluminiumsulfat |
| US9534095B2 (en) | 2006-04-21 | 2017-01-03 | Evonik Degussa Gmbh | Water-absorbing polymer structure having improved permeability and absorption under pressure |
| US8907017B2 (en) | 2006-04-21 | 2014-12-09 | Evonik Degussa Gmbh | Water-absorbing polymer structure having improved permeability and absorption under pressure |
| DE102006061005A1 (de) | 2006-12-22 | 2008-07-03 | Admedes Schuessler Gmbh | Vorrichtung und Verfahren zum Komprimieren von Mikrostents |
| WO2008092842A1 (de) * | 2007-01-29 | 2008-08-07 | Basf Se | VERFAHREN ZUR HERSTELLUNG WEIßER UND FARBSTABILER WASSERABSORBIERENDER POLYMERPARTIKEL MIT HOHEM ABSORPTIONSVERMÖGEN UND HOHER FLÜSSIGKEITSLEITFÄHIGKEIT |
| DE102007045724A1 (de) | 2007-09-24 | 2009-04-02 | Evonik Stockhausen Gmbh | Superabsorbierende Zusammensetzung mit Tanninen zur Geruchskontrolle |
| USRE47104E1 (en) | 2007-09-24 | 2018-10-30 | Evonik Degussa Gmbh | Superabsorbent composition with tannins for odor control |
| US8658146B2 (en) | 2007-09-24 | 2014-02-25 | Evonik Degussa Gmbh | Superabsorbent composition with tannins for odor control |
| US8686216B2 (en) | 2008-03-05 | 2014-04-01 | Evonik Degussa Gmbh | Superabsorbent composition with metal salicylate for odor control |
| EP2615119A1 (en) * | 2012-01-12 | 2013-07-17 | Evonik Degussa GmbH | Cooling neutralized acrylic acid by means of an absorption chiller |
| EP2614841A1 (en) * | 2012-01-12 | 2013-07-17 | Evonik Industries AG | Process for the continuous preparation of water-absorbent polymers |
| US10377057B2 (en) | 2012-01-12 | 2019-08-13 | Evonik Degussa Gmbh | Process for the continuous preparation of water-absorbent polymers |
| EP2615120A1 (en) * | 2012-01-12 | 2013-07-17 | Evonik Degussa GmbH | Process for the continuous preparation of water-absorbent polymers |
| WO2013104480A1 (en) * | 2012-01-12 | 2013-07-18 | Evonik Degussa Gmbh | Cooling neutralized acrylic acid by means of an absorption chiller |
| US9255190B2 (en) | 2012-01-12 | 2016-02-09 | Evonik Industries Ag | Process for the continuous preparation of water-absorbent polymers |
| WO2013104479A1 (en) * | 2012-01-12 | 2013-07-18 | Evonik Degussa Gmbh | Process for the continuous preparation of water-absorbent polymers |
| WO2013104484A1 (en) * | 2012-01-12 | 2013-07-18 | Evonik Industries Ag | Process for the continuous preparation of water-absorbent polymers |
| DE102013203781A1 (de) | 2013-03-06 | 2014-09-11 | Evonik Industries Ag | Superabsorbierende Polymere mit verbesserten Eigenschaften, insbesondere Geruchskontrolle und Farbbeständigkeit, sowie Verfahren zu dessen Herstellung |
| WO2014135364A1 (de) | 2013-03-06 | 2014-09-12 | Evonik Industries Ag | Superabsorbierende polymere mit verbesserter geruchskontrolleigenschaft sowie verfahren zu dessen herstellung |
| WO2014135344A1 (de) | 2013-03-06 | 2014-09-12 | Evonik Industries Ag | Superabsorbierende polymere mit verbesserten eigenschaften, insbesondere geruchskontrolle und farbbeständigkeit, sowie verfahren zu dessen herstellung |
| DE102013203779A1 (de) | 2013-03-06 | 2014-09-11 | Evonik Industries Ag | Superabsorbierende Polymere mit verbesserter Geruchskontrolleigenschaft sowie Verfahren zu dessen Herstellung |
| EP2915548A1 (de) | 2014-03-05 | 2015-09-09 | Evonik Degussa GmbH | Superabsorbierende Polymere mit verbesserter Geruchskontrolleigenschaft sowie Verfahren zu deren Herstellung |
| US10287379B2 (en) | 2014-03-05 | 2019-05-14 | Evonik Degussa Gmbh | Superabsorbent polymers with improved odor control capacity and process for the production thereof |
| DE102015203639A1 (de) | 2014-03-05 | 2015-09-10 | Evonik Degussa Gmbh | Superabsorbierende Polymere mit verbesserter Geruchskontrolleigenschaft sowie Verfahren zu deren Herstellung |
| US10738141B2 (en) | 2014-03-05 | 2020-08-11 | Evonik Operations Gmbh | Superabsorbent polymers with improved odor control capacity and process for the production thereof |
| WO2020148664A1 (fr) | 2019-01-18 | 2020-07-23 | Aprotek | Polymère superabsorbant permettant d'accelerer la degradation des dechets d'origine organique |
| FR3091879A1 (fr) | 2019-01-18 | 2020-07-24 | Aprotek | Nouvel agent permettant d’accélérer la dégradation des déchets d’origine organique |
| FR3092347A1 (fr) | 2019-02-06 | 2020-08-07 | Aprotek | Nouvel article absorbant pour la retention d’eau |
| WO2023041427A1 (fr) | 2021-09-17 | 2023-03-23 | Aprotek | Nouvelle composition à base d'un polymère superabsorbant et de fer permettant d'accélérer la dégradation des déchets d'origine organique |
| FR3127225A1 (fr) | 2021-09-17 | 2023-03-24 | Aprotek | Nouvelle composition à base d’un polymère superabsorbant et de fer permettant d’accélérer la dégradation des déchets d’origine organique |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1169372B1 (de) | 2003-05-02 |
| CN1200961C (zh) | 2005-05-11 |
| CN1683442A (zh) | 2005-10-19 |
| DE50001975D1 (de) | 2003-06-05 |
| CZ20013129A3 (cs) | 2002-01-16 |
| AU3807000A (en) | 2000-09-28 |
| KR20070108281A (ko) | 2007-11-08 |
| AU760748B2 (en) | 2003-05-22 |
| TW200411006A (en) | 2004-07-01 |
| KR20020002398A (ko) | 2002-01-09 |
| CA2362451C (en) | 2009-09-01 |
| CA2362451A1 (en) | 2000-09-14 |
| US20030207997A1 (en) | 2003-11-06 |
| ATE239049T1 (de) | 2003-05-15 |
| JP5342726B2 (ja) | 2013-11-13 |
| TWI290155B (en) | 2007-11-21 |
| KR100949526B1 (ko) | 2010-03-25 |
| US7179862B2 (en) | 2007-02-20 |
| TWI251004B (en) | 2006-03-11 |
| CN1342180A (zh) | 2002-03-27 |
| CN1683442B (zh) | 2010-09-08 |
| PL350513A1 (en) | 2002-12-16 |
| EP1169372A1 (de) | 2002-01-09 |
| JP2002538275A (ja) | 2002-11-12 |
| US6620889B1 (en) | 2003-09-16 |
| BR0008737B1 (pt) | 2012-06-12 |
| BR0008737A (pt) | 2002-01-02 |
| RU2243238C2 (ru) | 2004-12-27 |
| EP1169372B2 (de) | 2018-10-31 |
| US20070129495A1 (en) | 2007-06-07 |
| WO2000053664A1 (de) | 2000-09-14 |
| US8445596B2 (en) | 2013-05-21 |
| KR20060087615A (ko) | 2006-08-02 |
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