JPH0131531B2 - - Google Patents
Info
- Publication number
- JPH0131531B2 JPH0131531B2 JP55082104A JP8210480A JPH0131531B2 JP H0131531 B2 JPH0131531 B2 JP H0131531B2 JP 55082104 A JP55082104 A JP 55082104A JP 8210480 A JP8210480 A JP 8210480A JP H0131531 B2 JPH0131531 B2 JP H0131531B2
- Authority
- JP
- Japan
- Prior art keywords
- water
- acrylic acid
- acrylate
- alkali metal
- polymerization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 229920000642 polymer Polymers 0.000 claims description 27
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 25
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 24
- 239000011347 resin Substances 0.000 claims description 21
- 229920005989 resin Polymers 0.000 claims description 21
- -1 alkali metal salt Chemical class 0.000 claims description 18
- 238000006116 polymerization reaction Methods 0.000 claims description 17
- 229910052783 alkali metal Inorganic materials 0.000 claims description 16
- 239000000178 monomer Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 30
- 239000007788 liquid Substances 0.000 description 18
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 229940048053 acrylate Drugs 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 239000012153 distilled water Substances 0.000 description 9
- 239000000843 powder Substances 0.000 description 9
- 239000002250 absorbent Substances 0.000 description 8
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 7
- 229940047670 sodium acrylate Drugs 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 230000002745 absorbent Effects 0.000 description 6
- 238000004132 cross linking Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 210000002700 urine Anatomy 0.000 description 6
- 229920002472 Starch Polymers 0.000 description 5
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 description 5
- 239000008107 starch Substances 0.000 description 5
- 235000019698 starch Nutrition 0.000 description 5
- 229920000058 polyacrylate Polymers 0.000 description 4
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium peroxydisulfate Substances [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
- VAZSKTXWXKYQJF-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)OOS([O-])=O VAZSKTXWXKYQJF-UHFFFAOYSA-N 0.000 description 2
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000000379 polymerizing effect Effects 0.000 description 2
- 235000010265 sodium sulphite Nutrition 0.000 description 2
- CCTFAOUOYLVUFG-UHFFFAOYSA-N 2-(1-amino-1-imino-2-methylpropan-2-yl)azo-2-methylpropanimidamide Chemical compound NC(=N)C(C)(C)N=NC(C)(C)C(N)=N CCTFAOUOYLVUFG-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229920003020 cross-linked polyethylene Polymers 0.000 description 1
- 239000004703 cross-linked polyethylene Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010559 graft polymerization reaction Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000002685 polymerization catalyst Substances 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- XUXNAKZDHHEHPC-UHFFFAOYSA-M sodium bromate Chemical compound [Na+].[O-]Br(=O)=O XUXNAKZDHHEHPC-UHFFFAOYSA-M 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 238000010558 suspension polymerization method Methods 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
Landscapes
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8210480A JPS578210A (en) | 1980-06-19 | 1980-06-19 | Production of water-absorbing resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8210480A JPS578210A (en) | 1980-06-19 | 1980-06-19 | Production of water-absorbing resin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS578210A JPS578210A (en) | 1982-01-16 |
| JPH0131531B2 true JPH0131531B2 (ru) | 1989-06-27 |
Family
ID=13765100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8210480A Granted JPS578210A (en) | 1980-06-19 | 1980-06-19 | Production of water-absorbing resin |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS578210A (ru) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58119830U (ja) * | 1982-02-09 | 1983-08-15 | 松下電器産業株式会社 | 選択性気体透過膜モジユ−ル |
| JPS6160706A (ja) * | 1984-09-01 | 1986-03-28 | Japan Vilene Co Ltd | 高吸水性樹脂及び吸水シ−ト |
| US4654039A (en) * | 1985-06-18 | 1987-03-31 | The Proctor & Gamble Company | Hydrogel-forming polymer compositions for use in absorbent structures |
| JPH01292003A (ja) * | 1988-05-19 | 1989-11-24 | Sekisui Plastics Co Ltd | 吸水性樹脂の精製方法 |
| JPH0696619B2 (ja) * | 1989-09-28 | 1994-11-30 | 三洋化成工業株式会社 | 高吸水性ポリマー組成物及びその製造方法ならびにそれからなる高吸水性物品 |
| US5217654A (en) * | 1992-01-30 | 1993-06-08 | The C. A. Lawton Company | Two-stage mat forming preforming and molding process |
| JP4844861B2 (ja) * | 2001-08-28 | 2011-12-28 | 日本純薬株式会社 | アクリル酸系重合体粉末の分離取得方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5346389A (en) * | 1976-10-07 | 1978-04-25 | Kao Corp | Preparation of self-crosslinking polymer of acrylic alkali metal salt |
| JPS5453165A (en) * | 1977-10-05 | 1979-04-26 | Sanyo Chem Ind Ltd | Production of water absorbing resin |
| JPS55133413A (en) * | 1979-04-06 | 1980-10-17 | Nippon Shokubai Kagaku Kogyo Co Ltd | Preparation of crosslinked alkali metal acrylate polymer |
| JPS5691837A (en) * | 1979-12-27 | 1981-07-25 | Nippon Shokubai Kagaku Kogyo Co Ltd | Absorbing agent |
| JPS56136806A (en) * | 1980-03-29 | 1981-10-26 | Mitsui Petrochem Ind Ltd | Storage of solid titanium catalyst component containing highly active magnesium |
-
1980
- 1980-06-19 JP JP8210480A patent/JPS578210A/ja active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5346389A (en) * | 1976-10-07 | 1978-04-25 | Kao Corp | Preparation of self-crosslinking polymer of acrylic alkali metal salt |
| JPS5453165A (en) * | 1977-10-05 | 1979-04-26 | Sanyo Chem Ind Ltd | Production of water absorbing resin |
| JPS55133413A (en) * | 1979-04-06 | 1980-10-17 | Nippon Shokubai Kagaku Kogyo Co Ltd | Preparation of crosslinked alkali metal acrylate polymer |
| JPS5691837A (en) * | 1979-12-27 | 1981-07-25 | Nippon Shokubai Kagaku Kogyo Co Ltd | Absorbing agent |
| JPS56136806A (en) * | 1980-03-29 | 1981-10-26 | Mitsui Petrochem Ind Ltd | Storage of solid titanium catalyst component containing highly active magnesium |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS578210A (en) | 1982-01-16 |
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