JPH0147494B2 - - Google Patents
Info
- Publication number
- JPH0147494B2 JPH0147494B2 JP246981A JP246981A JPH0147494B2 JP H0147494 B2 JPH0147494 B2 JP H0147494B2 JP 246981 A JP246981 A JP 246981A JP 246981 A JP246981 A JP 246981A JP H0147494 B2 JPH0147494 B2 JP H0147494B2
- Authority
- JP
- Japan
- Prior art keywords
- polymer
- water
- polymerization
- drying
- acrylate
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 229920000642 polymer Polymers 0.000 claims description 26
- 229920000058 polyacrylate Polymers 0.000 claims description 22
- 238000001035 drying Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 15
- 239000000843 powder Substances 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 2
- 238000006116 polymerization reaction Methods 0.000 description 14
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 10
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 10
- 239000007864 aqueous solution Substances 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 9
- 238000010521 absorption reaction Methods 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 239000003960 organic solvent Substances 0.000 description 6
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000010298 pulverizing process Methods 0.000 description 4
- 235000011121 sodium hydroxide Nutrition 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- 230000003472 neutralizing effect Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical class CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 2
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 229940048053 acrylate Drugs 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000007720 emulsion polymerization reaction Methods 0.000 description 2
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 2
- 229920000578 graft copolymer Polymers 0.000 description 2
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 2
- 229940047670 sodium acrylate Drugs 0.000 description 2
- 238000010557 suspension polymerization reaction Methods 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 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 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
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000012662 bulk polymerization Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000011243 crosslinked material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000003898 horticulture Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
Landscapes
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP246981A JPS57117551A (en) | 1981-01-10 | 1981-01-10 | Powdering of acrylate polymer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP246981A JPS57117551A (en) | 1981-01-10 | 1981-01-10 | Powdering of acrylate polymer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57117551A JPS57117551A (en) | 1982-07-22 |
| JPH0147494B2 true JPH0147494B2 (da) | 1989-10-13 |
Family
ID=11530169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP246981A Granted JPS57117551A (en) | 1981-01-10 | 1981-01-10 | Powdering of acrylate polymer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57117551A (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5486569A (en) * | 1994-09-28 | 1996-01-23 | American Colloid Company | Method of increasing the size and/or absorption under load of superabsorbent polymers by surface cross-linking and subsequent agglomeration of undersized particcles |
| WO2006101271A1 (en) * | 2005-03-25 | 2006-09-28 | Nippon Shokubai Co., Ltd. | Method of manufacturing water-absorbent resin agglomerates, and water-absorbent resin agglomerates |
| TWI424007B (zh) | 2011-12-22 | 2014-01-21 | Ind Tech Res Inst | 使膠體交聯的方法與藉由此方法形成之經交聯的膠體 |
-
1981
- 1981-01-10 JP JP246981A patent/JPS57117551A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57117551A (en) | 1982-07-22 |
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