DE3314019C2 - - Google Patents

Info

Publication number: DE3314019C2
Authority: DE; Germany
Prior art keywords: absorbent; parts; resin powder; absorbent resin; absorbent according
Prior art date: 1982-04-19
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

Application number

DE3314019A

Other languages

German (de)

English (en)

Other versions

DE3314019C3 (de

DE3314019A1 (de

Inventor

Tsuneo Tsubakimoto

Tadao Toyonaka Osaka Jp Shimomura

Yoshio Nishinomiya Hyogo Jp Irie

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Nippon Shokubai Co Ltd

Original Assignee

Nippon Shokubai Co Ltd

Priority date (The priority date 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 date listed.)

1982-04-19

Filing date

1983-04-18

Publication date

1990-10-25

1983-04-18 Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd

1984-01-12 Publication of DE3314019A1 publication Critical patent/DE3314019A1/de

1990-10-25 Application granted granted Critical

1990-10-25 Publication of DE3314019C2 publication Critical patent/DE3314019C2/de

1997-06-19 Publication of DE3314019C3 publication Critical patent/DE3314019C3/de

2003-04-19 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

239000002250 absorbent Substances 0.000 claims description 94
230000002745 absorbent Effects 0.000 claims description 93
229920005989 resin Polymers 0.000 claims description 41
239000011347 resin Substances 0.000 claims description 41
239000000843 powder Substances 0.000 claims description 36
239000002245 particle Substances 0.000 claims description 15
NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical class OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 14
239000000178 monomer Substances 0.000 claims description 14
239000003431 cross linking reagent Substances 0.000 claims description 13
SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 9
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 9
229920000642 polymer Polymers 0.000 claims description 9
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
239000007864 aqueous solution Substances 0.000 claims description 6
NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 5
239000012948 isocyanate Substances 0.000 claims description 5
238000002156 mixing Methods 0.000 claims description 5
239000003513 alkali Substances 0.000 claims description 4
150000005846 sugar alcohols Polymers 0.000 claims description 4
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
238000004132 cross linking Methods 0.000 claims description 3
238000001035 drying Methods 0.000 claims description 3
150000001412 amines Chemical class 0.000 claims description 2
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims 4
NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical compound C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 claims 2
150000002513 isocyanates Chemical class 0.000 claims 2
238000010521 absorption reaction Methods 0.000 description 19
239000000047 product Substances 0.000 description 17
239000000203 mixture Substances 0.000 description 15
PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 13
238000010438 heat treatment Methods 0.000 description 13
229920001577 copolymer Polymers 0.000 description 12
-1 methacrylic acid nitrile Chemical class 0.000 description 10
230000000052 comparative effect Effects 0.000 description 7
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
229920002472 Starch Polymers 0.000 description 6
238000006243 chemical reaction Methods 0.000 description 6
235000011187 glycerol Nutrition 0.000 description 6
229960005150 glycerol Drugs 0.000 description 6
238000006386 neutralization reaction Methods 0.000 description 6
239000008107 starch Substances 0.000 description 6
235000019698 starch Nutrition 0.000 description 6
239000002202 Polyethylene glycol Substances 0.000 description 5
229920001223 polyethylene glycol Polymers 0.000 description 5
238000006116 polymerization reaction Methods 0.000 description 5
239000000243 solution Substances 0.000 description 5
210000002700 urine Anatomy 0.000 description 5
229920002125 Sokalan® Polymers 0.000 description 4
229940048053 acrylate Drugs 0.000 description 4
229920000578 graft copolymer Polymers 0.000 description 4
238000004519 manufacturing process Methods 0.000 description 4
VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 4
230000036961 partial effect Effects 0.000 description 4
239000004584 polyacrylic acid Substances 0.000 description 4
238000003756 stirring Methods 0.000 description 4
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 3
150000001541 aziridines Chemical class 0.000 description 3
239000003795 chemical substances by application Substances 0.000 description 3
150000001875 compounds Chemical class 0.000 description 3
MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
150000002170 ethers Chemical class 0.000 description 3
230000007062 hydrolysis Effects 0.000 description 3
238000006460 hydrolysis reaction Methods 0.000 description 3
239000007788 liquid Substances 0.000 description 3
239000000463 material Substances 0.000 description 3
229910052757 nitrogen Inorganic materials 0.000 description 3
230000002829 reductive effect Effects 0.000 description 3
238000007127 saponification reaction Methods 0.000 description 3
239000002594 sorbent Substances 0.000 description 3
238000010557 suspension polymerization reaction Methods 0.000 description 3
UWFRVQVNYNPBEF-UHFFFAOYSA-N 1-(2,4-dimethylphenyl)propan-1-one Chemical compound CCC(=O)C1=CC=C(C)C=C1C UWFRVQVNYNPBEF-UHFFFAOYSA-N 0.000 description 2
VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 description 2
IVIDDMGBRCPGLJ-UHFFFAOYSA-N 2,3-bis(oxiran-2-ylmethoxy)propan-1-ol Chemical compound C1OC1COC(CO)COCC1CO1 IVIDDMGBRCPGLJ-UHFFFAOYSA-N 0.000 description 2
UWHCZFSSKUSDNV-UHFFFAOYSA-N 3-(aziridin-1-yl)propanoic acid;2-ethyl-2-(hydroxymethyl)propane-1,3-diol Chemical compound OC(=O)CCN1CC1.OC(=O)CCN1CC1.OC(=O)CCN1CC1.CCC(CO)(CO)CO UWHCZFSSKUSDNV-UHFFFAOYSA-N 0.000 description 2
NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
241000251468 Actinopterygii Species 0.000 description 2
FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 2
FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 2
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 2
GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 2
XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
229920006322 acrylamide copolymer Polymers 0.000 description 2
150000001298 alcohols Chemical class 0.000 description 2
ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
239000007795 chemical reaction product Substances 0.000 description 2
235000014113 dietary fatty acids Nutrition 0.000 description 2
239000000194 fatty acid Substances 0.000 description 2
229930195729 fatty acid Natural products 0.000 description 2
239000012530 fluid Substances 0.000 description 2
239000008187 granular material Substances 0.000 description 2
FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 2
239000002609 medium Substances 0.000 description 2
239000002685 polymerization catalyst Substances 0.000 description 2
230000002441 reversible effect Effects 0.000 description 2
239000011734 sodium Substances 0.000 description 2
239000000600 sorbitol Substances 0.000 description 2
238000001179 sorption measurement Methods 0.000 description 2
229910001220 stainless steel Inorganic materials 0.000 description 2
239000010935 stainless steel Substances 0.000 description 2
239000000725 suspension Substances 0.000 description 2
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 2
229960001124 trientine Drugs 0.000 description 2
229960004418 trolamine Drugs 0.000 description 2
125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
238000009736 wetting Methods 0.000 description 2
PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 description 1
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 1
239000004342 Benzoyl peroxide Substances 0.000 description 1
OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
229920002261 Corn starch Polymers 0.000 description 1
PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
239000005057 Hexamethylene diisocyanate Substances 0.000 description 1
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
229920002873 Polyethylenimine Polymers 0.000 description 1
229920001214 Polysorbate 60 Polymers 0.000 description 1
239000004372 Polyvinyl alcohol Substances 0.000 description 1
GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical group CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
HVUMOYIDDBPOLL-XWVZOOPGSA-N Sorbitan monostearate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O HVUMOYIDDBPOLL-XWVZOOPGSA-N 0.000 description 1
244000269722 Thea sinensis Species 0.000 description 1
DAKWPKUUDNSNPN-UHFFFAOYSA-N Trimethylolpropane triacrylate Chemical compound C=CC(=O)OCC(CC)(COC(=O)C=C)COC(=O)C=C DAKWPKUUDNSNPN-UHFFFAOYSA-N 0.000 description 1
239000006096 absorbing agent Substances 0.000 description 1
125000005396 acrylic acid ester group Chemical group 0.000 description 1
239000013543 active substance Substances 0.000 description 1
125000002723 alicyclic group Chemical group 0.000 description 1
125000001931 aliphatic group Chemical group 0.000 description 1
150000001408 amides Chemical class 0.000 description 1
229910001870 ammonium persulfate Inorganic materials 0.000 description 1
239000012736 aqueous medium Substances 0.000 description 1
235000019400 benzoyl peroxide Nutrition 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
229920001400 block copolymer Polymers 0.000 description 1
210000001124 body fluid Anatomy 0.000 description 1
239000010839 body fluid Substances 0.000 description 1
239000004566 building material Substances 0.000 description 1
150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
150000001735 carboxylic acids Chemical class 0.000 description 1
239000001913 cellulose Substances 0.000 description 1
229920002678 cellulose Polymers 0.000 description 1
239000008120 corn starch Substances 0.000 description 1
230000007423 decrease Effects 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
239000002274 desiccant Substances 0.000 description 1
ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
208000002173 dizziness Diseases 0.000 description 1
230000000694 effects Effects 0.000 description 1
150000004665 fatty acids Chemical class 0.000 description 1
125000000524 functional group Chemical group 0.000 description 1
RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 1
238000003898 horticulture Methods 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
239000003112 inhibitor Substances 0.000 description 1
239000003999 initiator Substances 0.000 description 1
238000004898 kneading Methods 0.000 description 1
GBMDVOWEEQVZKZ-UHFFFAOYSA-N methanol;hydrate Chemical compound O.OC GBMDVOWEEQVZKZ-UHFFFAOYSA-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
230000006855 networking Effects 0.000 description 1
239000012299 nitrogen atmosphere Substances 0.000 description 1
WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
229920002239 polyacrylonitrile Polymers 0.000 description 1
229940068886 polyethylene glycol 300 Drugs 0.000 description 1
239000003505 polymerization initiator Substances 0.000 description 1
239000001818 polyoxyethylene sorbitan monostearate Substances 0.000 description 1
235000010989 polyoxyethylene sorbitan monostearate Nutrition 0.000 description 1
229920002451 polyvinyl alcohol Polymers 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
108090000623 proteins and genes Proteins 0.000 description 1
238000010298 pulverizing process Methods 0.000 description 1
230000000452 restraining effect Effects 0.000 description 1
210000002966 serum Anatomy 0.000 description 1
230000035939 shock Effects 0.000 description 1
239000011359 shock absorbing material Substances 0.000 description 1
239000010802 sludge Substances 0.000 description 1
229940047670 sodium acrylate Drugs 0.000 description 1
239000011780 sodium chloride Substances 0.000 description 1
239000002904 solvent Substances 0.000 description 1
229940035044 sorbitan monolaurate Drugs 0.000 description 1
239000001587 sorbitan monostearate Substances 0.000 description 1
235000011076 sorbitan monostearate Nutrition 0.000 description 1
229940035048 sorbitan monostearate Drugs 0.000 description 1
238000003860 storage Methods 0.000 description 1
239000000126 substance Substances 0.000 description 1
FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical compound NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 description 1
ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
229920001567 vinyl ester resin Polymers 0.000 description 1
239000002023 wood Substances 0.000 description 1
239000004711 α-olefin Substances 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/32—Materials not provided for elsewhere for absorbing liquids to remove pollution, e.g. oil, gasoline, fat
- 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
- C08F8/00—Chemical modification by after-treatment

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Public Health (AREA)
Materials Engineering (AREA)
Animal Behavior & Ethology (AREA)
Environmental & Geological Engineering (AREA)
Hematology (AREA)
Epidemiology (AREA)
Life Sciences & Earth Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
General Health & Medical Sciences (AREA)
Veterinary Medicine (AREA)
Analytical Chemistry (AREA)
Dispersion Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Absorbent Articles And Supports Therefor (AREA)
Treatment Of Sludge (AREA)
Soil Conditioners And Soil-Stabilizing Materials (AREA)
Compositions Of Macromolecular Compounds (AREA)

DE3314019A 1982-04-19 1983-04-18 Absorbierendes Mittel Expired - Lifetime DE3314019C3 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP57063905A JPS58180233A (ja)	1982-04-19	1982-04-19	吸収剤

Publications (3)

Publication Number	Publication Date
DE3314019A1 DE3314019A1 (de)	1984-01-12
DE3314019C2 true DE3314019C2 (2)	1990-10-25
DE3314019C3 DE3314019C3 (de)	1997-06-19

Family

ID=13242801

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE3314019A Expired - Lifetime DE3314019C3 (de)	1982-04-19	1983-04-18	Absorbierendes Mittel

Country Status (5)

Country	Link
US (1)	US4666983A (2)
JP (1)	JPS58180233A (2)
DE (1)	DE3314019C3 (2)
FR (1)	FR2525121B1 (2)
GB (1)	GB2119384B (2)

Cited By (53)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4244548A1 (de) *	1992-12-30	1994-07-07	Stockhausen Chem Fab Gmbh	Pulverförmige, unter Belastung wäßrige Flüssigkeiten sowie Blut absorbierende Polymere, Verfahren zu ihrer Herstellung und ihre Verwendung in textilen Konstruktionen für die Körperhygiene
WO2008009612A1 (de)	2006-07-19	2008-01-24	Basf Se	Verfahren zur herstellung wasserabsorbierender polymerpartikel mit hoher permeabilität durch polymerisation von tropfen einer monomerlösung
WO2008009598A1 (de)	2006-07-19	2008-01-24	Basf Se	Verfahren zur herstellung wasserabsorbierender polymerpartikel mit hoher permeabilität durch polymerisation von tropfen einer monomerlösung
DE102008000237A1 (de)	2007-02-06	2008-08-07	Basf Se	Phenol-Imidazolderivate zur Stabilisierung von polymerisationsfähigen Verbindungen
EP2166023A1 (de)	2004-09-28	2010-03-24	Basf Se	Verfahren zur kontinuierlichen Herstellung von vernetzten feinteiligen gelförmigen Polymerisaten
EP2258409A1 (de)	2004-10-20	2010-12-08	Basf Se	Feinteilige wasserabsorbierende Polymerpartikel mit hoher Flüssigkeitstransport- und Absorptionsleistung
EP2298819A1 (de)	2005-03-24	2011-03-23	Basf Se	Verfahren zur Herstellung wasserabsorbierender Polymere
EP2360138A1 (de)	2005-09-07	2011-08-24	Basf Se	Vorrichtung zur Durchführung eines kontinuierlichen Neutralisationsverfahrens
WO2012054661A1 (en)	2010-10-21	2012-04-26	The Procter & Gamble Company	Absorbent structures comprising post-crosslinked water-absorbent particles
WO2012052365A1 (en)	2010-10-21	2012-04-26	Basf Se	Water-absorbing polymeric particles and method for the production thereof
EP2476714A1 (de)	2011-01-13	2012-07-18	Basf Se	Polyurethanintegralschaumstoffe mit verbesserter Oberflächenhärte
WO2012166831A1 (en)	2011-06-01	2012-12-06	The Procter & Gamble Company	Articles comprising reinforced polyurethane coating agent
WO2012164018A1 (en)	2011-06-01	2012-12-06	Basf Se	Water-absorbing material having a coating of elastic film-forming polyurethane with high wicking and high permeability
WO2012166787A1 (en)	2011-06-01	2012-12-06	The Procter & Gamble Company	Absorbent structures with coated water-absorbing material
WO2012164017A1 (en)	2011-06-01	2012-12-06	Basf Se	Fast water-absorbing material having a coating of elastic film-forming polyurethane with high wicking
EP2532334A1 (en)	2011-06-10	2012-12-12	The Procter & Gamble Company	Absorbent core for disposable absorbent article
WO2012170779A1 (en)	2011-06-10	2012-12-13	The Procter & Gamble Company	Absorbent structure for absorbent articles
WO2012170778A1 (en)	2011-06-10	2012-12-13	The Procter & Gamble Company	Absorbent structure for absorbent articles
WO2012170808A1 (en)	2011-06-10	2012-12-13	The Procter & Gamble Company	Absorbent core for disposable absorbent articles
WO2012170781A1 (en)	2011-06-10	2012-12-13	The Procter & Gamble Company	Disposable diapers
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Also Published As

Publication number	Publication date
US4666983A (en)	1987-05-19
DE3314019C3 (de)	1997-06-19
FR2525121B1 (fr)	1988-04-22
FR2525121A1 (fr)	1983-10-21
GB2119384A (en)	1983-11-16
DE3314019A1 (de)	1984-01-12
JPS58180233A (ja)	1983-10-21
GB2119384B (en)	1985-09-04
GB8310394D0 (en)	1983-05-25
JPS6216135B2 (2)	1987-04-10

Legal Events

Date	Code	Title	Description
1984-01-12	OP8	Request for examination as to paragraph 44 patent law
1990-10-25	D2	Grant after examination
1991-03-28	8363	Opposition against the patent
1995-03-02	8327	Change in the person/name/address of the patent owner	Owner name: NIPPON SHOKUBAI CO., LTD., OSAKA, JP
1997-04-10	8366	Restricted maintained after opposition proceedings
1997-06-19	8305	Restricted maintenance of patent after opposition
1997-06-19	D4	Patent maintained restricted

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