JPH03501494A - 焼成顆粒化による水膨潤性重合体の凝集化方法 - Google Patents
焼成顆粒化による水膨潤性重合体の凝集化方法Info
- Publication number
- JPH03501494A JPH03501494A JP1500054A JP50005488A JPH03501494A JP H03501494 A JPH03501494 A JP H03501494A JP 1500054 A JP1500054 A JP 1500054A JP 50005488 A JP50005488 A JP 50005488A JP H03501494 A JPH03501494 A JP H03501494A
- Authority
- JP
- Japan
- Prior art keywords
- water
- polymer
- weight
- swellable polymer
- polymers
- 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.)
- Pending
Links
- 229920000642 polymer Polymers 0.000 title claims description 57
- 238000000034 method Methods 0.000 title claims description 24
- 238000005469 granulation Methods 0.000 title description 6
- 230000003179 granulation Effects 0.000 title description 6
- 238000001354 calcination Methods 0.000 title 1
- 239000002245 particle Substances 0.000 claims description 37
- 239000008187 granular material Substances 0.000 claims description 21
- 239000000843 powder Substances 0.000 claims description 21
- 238000005054 agglomeration Methods 0.000 claims description 19
- 230000002776 aggregation Effects 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 16
- -1 tacryl nitrile Chemical class 0.000 claims description 12
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000005345 coagulation Methods 0.000 claims description 7
- 230000015271 coagulation Effects 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 238000005189 flocculation Methods 0.000 claims description 6
- 230000016615 flocculation Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 5
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 5
- 230000002745 absorbent Effects 0.000 claims description 5
- 239000002250 absorbent Substances 0.000 claims description 5
- 210000001124 body fluid Anatomy 0.000 claims description 5
- 239000010839 body fluid Substances 0.000 claims description 5
- 229920002635 polyurethane Polymers 0.000 claims description 5
- 239000004814 polyurethane Substances 0.000 claims description 5
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 5
- 210000002700 urine Anatomy 0.000 claims description 5
- 229920002678 cellulose Polymers 0.000 claims description 4
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 4
- 239000000194 fatty acid Substances 0.000 claims description 4
- 229930195729 fatty acid Natural products 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 150000003839 salts Chemical class 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
- 239000004793 Polystyrene Substances 0.000 claims description 3
- 150000001447 alkali salts Chemical class 0.000 claims description 3
- 239000008280 blood Substances 0.000 claims description 3
- 210000004369 blood Anatomy 0.000 claims description 3
- 150000004665 fatty acids Chemical class 0.000 claims description 3
- 239000000178 monomer Substances 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
- 239000007858 starting material Substances 0.000 claims description 3
- 239000004604 Blowing Agent Substances 0.000 claims description 2
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 claims description 2
- 229920001800 Shellac Polymers 0.000 claims description 2
- 229920002472 Starch Polymers 0.000 claims description 2
- 229920003180 amino resin Polymers 0.000 claims description 2
- 150000003863 ammonium salts Chemical class 0.000 claims description 2
- 229940053200 antiepileptics fatty acid derivative Drugs 0.000 claims description 2
- 239000002216 antistatic agent Substances 0.000 claims description 2
- 239000001913 cellulose Substances 0.000 claims description 2
- 239000000945 filler Substances 0.000 claims description 2
- 229920000578 graft copolymer Polymers 0.000 claims description 2
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 2
- 125000005395 methacrylic acid group Chemical group 0.000 claims description 2
- 229920001568 phenolic resin Polymers 0.000 claims description 2
- 229920000233 poly(alkylene oxides) Polymers 0.000 claims description 2
- 239000004417 polycarbonate Substances 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 229920000728 polyester Polymers 0.000 claims description 2
- 239000004848 polyfunctional curative Substances 0.000 claims description 2
- 229920000193 polymethacrylate Polymers 0.000 claims description 2
- 229920000098 polyolefin Polymers 0.000 claims description 2
- ZLGIYFNHBLSMPS-ATJNOEHPSA-N shellac Chemical compound OCCCCCC(O)C(O)CCCCCCCC(O)=O.C1C23[C@H](C(O)=O)CCC2[C@](C)(CO)[C@@H]1C(C(O)=O)=C[C@@H]3O ZLGIYFNHBLSMPS-ATJNOEHPSA-N 0.000 claims description 2
- 239000004208 shellac Substances 0.000 claims description 2
- 229940113147 shellac Drugs 0.000 claims description 2
- 235000013874 shellac Nutrition 0.000 claims description 2
- 239000003381 stabilizer Substances 0.000 claims description 2
- 239000008107 starch Substances 0.000 claims description 2
- 235000019698 starch Nutrition 0.000 claims description 2
- 229920001187 thermosetting polymer Polymers 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 2
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 claims 2
- 229920005992 thermoplastic resin Polymers 0.000 claims 2
- 239000004952 Polyamide Substances 0.000 claims 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical class [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims 1
- 239000003822 epoxy resin Substances 0.000 claims 1
- 239000005010 epoxy-amino resin Substances 0.000 claims 1
- 239000005007 epoxy-phenolic resin Substances 0.000 claims 1
- 239000008394 flocculating agent Substances 0.000 claims 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 claims 1
- 150000002734 metacrylic acid derivatives Chemical class 0.000 claims 1
- 239000005445 natural material Substances 0.000 claims 1
- 229920002647 polyamide Polymers 0.000 claims 1
- 229920001692 polycarbonate urethane Polymers 0.000 claims 1
- 239000004800 polyvinyl chloride Substances 0.000 claims 1
- 229920000915 polyvinyl chloride Polymers 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 230000001568 sexual effect Effects 0.000 claims 1
- 239000004753 textile Substances 0.000 claims 1
- 125000003944 tolyl group Chemical group 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 10
- 239000007788 liquid Substances 0.000 description 9
- 229920001577 copolymer Polymers 0.000 description 8
- 238000012360 testing method Methods 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 229920001897 terpolymer Polymers 0.000 description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- 229920001634 Copolyester Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000010557 suspension polymerization reaction Methods 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- JRHWHSJDIILJAT-UHFFFAOYSA-N 2-hydroxypentanoic acid Chemical compound CCCC(O)C(O)=O JRHWHSJDIILJAT-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 229910002012 Aerosil® Inorganic materials 0.000 description 1
- 229910002016 Aerosil® 200 Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- YASYEJJMZJALEJ-UHFFFAOYSA-N Citric acid monohydrate Chemical compound O.OC(=O)CC(O)(C(O)=O)CC(O)=O YASYEJJMZJALEJ-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 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 1
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
- HZFDKBPTVOENNB-GAFUQQFSSA-N N-[(2S)-1-[2-[(2R)-2-chloro-2-fluoroacetyl]-2-[[(3S)-2-oxopyrrolidin-3-yl]methyl]hydrazinyl]-3-(1-methylcyclopropyl)-1-oxopropan-2-yl]-5-(difluoromethyl)-1,2-oxazole-3-carboxamide Chemical compound CC1(C[C@@H](C(NN(C[C@H](CCN2)C2=O)C([C@H](F)Cl)=O)=O)NC(C2=NOC(C(F)F)=C2)=O)CC1 HZFDKBPTVOENNB-GAFUQQFSSA-N 0.000 description 1
- 241001122767 Theaceae Species 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 150000001241 acetals Chemical class 0.000 description 1
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 1
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 125000005907 alkyl ester group Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000013060 biological fluid Substances 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- HIAAVKYLDRCDFQ-UHFFFAOYSA-L calcium;dodecanoate Chemical compound [Ca+2].CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O HIAAVKYLDRCDFQ-UHFFFAOYSA-L 0.000 description 1
- 229960002303 citric acid monohydrate Drugs 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010559 graft polymerization reaction Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 159000000011 group IA salts Chemical class 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- MYWUZJCMWCOHBA-VIFPVBQESA-N methamphetamine Chemical compound CN[C@@H](C)CC1=CC=CC=C1 MYWUZJCMWCOHBA-VIFPVBQESA-N 0.000 description 1
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920003214 poly(methacrylonitrile) Polymers 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- SCUZVMOVTVSBLE-UHFFFAOYSA-N prop-2-enenitrile;styrene Chemical compound C=CC#N.C=CC1=CC=CC=C1 SCUZVMOVTVSBLE-UHFFFAOYSA-N 0.000 description 1
- AAYRWMCIKCRHIN-UHFFFAOYSA-N propane-1-sulfonic acid;prop-2-enamide Chemical compound NC(=O)C=C.CCCS(O)(=O)=O AAYRWMCIKCRHIN-UHFFFAOYSA-N 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 238000005956 quaternization reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 229920000638 styrene acrylonitrile Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 125000001302 tertiary amino group Chemical group 0.000 description 1
- 239000004634 thermosetting polymer Substances 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 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
- C08J3/12—Powdering or granulating
-
- 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
-
- 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
- C08J3/12—Powdering or granulating
- C08J3/16—Powdering or granulating by coagulating dispersions
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2998—Coated including synthetic resin or polymer
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Hematology (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Glanulating (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Tires In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19873741157 DE3741157A1 (de) | 1987-12-04 | 1987-12-04 | Verfahren zur agglomerierung wasserquellbarer polymerer durch schmelz (sinter-)granulation mit pulverfoermigen substanzen und verwendung der granulate |
| DE3741157.8 | 1987-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03501494A true JPH03501494A (ja) | 1991-04-04 |
Family
ID=6341896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1500054A Pending JPH03501494A (ja) | 1987-12-04 | 1988-12-01 | 焼成顆粒化による水膨潤性重合体の凝集化方法 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5248709A (enExample) |
| EP (2) | EP0389547A1 (enExample) |
| JP (1) | JPH03501494A (enExample) |
| AT (1) | ATE118798T1 (enExample) |
| BR (1) | BR8807831A (enExample) |
| CA (1) | CA1338730C (enExample) |
| DE (2) | DE3741157A1 (enExample) |
| ES (1) | ES2009728A4 (enExample) |
| GR (1) | GR900300017T1 (enExample) |
| WO (1) | WO1989005326A1 (enExample) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06248187A (ja) * | 1993-02-24 | 1994-09-06 | Sanyo Chem Ind Ltd | 吸水剤 |
| US6228930B1 (en) | 1997-06-18 | 2001-05-08 | Nippon Shokubai Co., Ltd. | Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule |
| KR20210042031A (ko) * | 2019-10-08 | 2021-04-16 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
| JPWO2021117780A1 (enExample) * | 2019-12-13 | 2021-06-17 | ||
| JP2022542597A (ja) * | 2019-10-08 | 2022-10-05 | エルジー・ケム・リミテッド | 高吸水性樹脂の製造方法 |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5149334A (en) * | 1990-04-02 | 1992-09-22 | The Procter & Gamble Company | Absorbent articles containing interparticle crosslinked aggregates |
| US5124188A (en) * | 1990-04-02 | 1992-06-23 | The Procter & Gamble Company | Porous, absorbent, polymeric macrostructures and methods of making the same |
| US5300565A (en) * | 1990-04-02 | 1994-04-05 | The Procter & Gamble Company | Particulate, absorbent, polymeric compositions containing interparticle crosslinked aggregates |
| US5492962A (en) * | 1990-04-02 | 1996-02-20 | The Procter & Gamble Company | Method for producing compositions containing interparticle crosslinked aggregates |
| US5180622A (en) * | 1990-04-02 | 1993-01-19 | The Procter & Gamble Company | Absorbent members containing interparticle crosslinked aggregates |
| AU7863091A (en) * | 1990-05-19 | 1991-12-10 | Dow Chemical Company, The | Water-absorbent resin particles for absorbent structures |
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| CN104888264B (zh) | 2008-01-14 | 2018-01-09 | 北京环球利康科技有限公司 | 生物相容性止血、防粘连、促愈合、外科封闭的变性淀粉材料 |
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| KR102215025B1 (ko) * | 2017-06-30 | 2021-02-10 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 및 이러한 방법으로 얻은 고흡수성 수지 |
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- 1987-12-04 DE DE19873741157 patent/DE3741157A1/de active Granted
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- 1988-12-01 DE DE3853144T patent/DE3853144D1/de not_active Expired - Fee Related
- 1988-12-01 EP EP89900220A patent/EP0389547A1/de active Pending
- 1988-12-01 BR BR888807831A patent/BR8807831A/pt unknown
- 1988-12-01 JP JP1500054A patent/JPH03501494A/ja active Pending
- 1988-12-01 WO PCT/EP1988/001089 patent/WO1989005326A1/de not_active Ceased
- 1988-12-01 AT AT88120064T patent/ATE118798T1/de active
- 1988-12-01 US US07/499,263 patent/US5248709A/en not_active Expired - Lifetime
- 1988-12-01 ES ES88120064T patent/ES2009728A4/es active Pending
- 1988-12-01 EP EP88120064A patent/EP0321755B1/de not_active Expired - Lifetime
- 1988-12-02 CA CA000584879A patent/CA1338730C/en not_active Expired - Fee Related
-
1991
- 1991-06-07 GR GR90300017T patent/GR900300017T1/el unknown
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06248187A (ja) * | 1993-02-24 | 1994-09-06 | Sanyo Chem Ind Ltd | 吸水剤 |
| US6228930B1 (en) | 1997-06-18 | 2001-05-08 | Nippon Shokubai Co., Ltd. | Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule |
| US6458921B1 (en) | 1997-06-18 | 2002-10-01 | Nippon Shokubai Co., Ltd. | Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule |
| US7153910B2 (en) | 1997-06-18 | 2006-12-26 | Nippon Shokubai: Co., Ltd. | Water-absorbent resin granule-containing composition and production process for water-absorbent resin granule |
| KR20210042031A (ko) * | 2019-10-08 | 2021-04-16 | 주식회사 엘지화학 | 고흡수성 수지의 제조 방법 |
| CN114222787A (zh) * | 2019-10-08 | 2022-03-22 | 株式会社Lg化学 | 用于制备超吸收性聚合物的方法 |
| JP2022542597A (ja) * | 2019-10-08 | 2022-10-05 | エルジー・ケム・リミテッド | 高吸水性樹脂の製造方法 |
| CN114222787B (zh) * | 2019-10-08 | 2023-09-01 | 株式会社Lg化学 | 用于制备超吸收性聚合物的方法 |
| US12338331B2 (en) | 2019-10-08 | 2025-06-24 | Lg Chem, Ltd. | Method for preparing superabsorbent polymer |
| JPWO2021117780A1 (enExample) * | 2019-12-13 | 2021-06-17 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA1338730C (en) | 1996-11-26 |
| EP0321755B1 (de) | 1995-02-22 |
| WO1989005326A1 (fr) | 1989-06-15 |
| EP0321755A1 (de) | 1989-06-28 |
| BR8807831A (pt) | 1990-10-09 |
| US5248709A (en) | 1993-09-28 |
| ATE118798T1 (de) | 1995-03-15 |
| DE3853144D1 (de) | 1995-03-30 |
| GR900300017T1 (en) | 1991-06-07 |
| DE3741157C2 (enExample) | 1989-11-23 |
| EP0389547A1 (de) | 1990-10-03 |
| ES2009728A4 (es) | 1989-10-16 |
| DE3741157A1 (de) | 1989-06-15 |
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