JPH0118087B2 - - Google Patents
Info
- Publication number
- JPH0118087B2 JPH0118087B2 JP1990880A JP1990880A JPH0118087B2 JP H0118087 B2 JPH0118087 B2 JP H0118087B2 JP 1990880 A JP1990880 A JP 1990880A JP 1990880 A JP1990880 A JP 1990880A JP H0118087 B2 JPH0118087 B2 JP H0118087B2
- Authority
- JP
- Japan
- Prior art keywords
- molded article
- resin
- water
- super
- absorbent resin
- 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
- 229920005989 resin Polymers 0.000 claims description 52
- 239000011347 resin Substances 0.000 claims description 52
- 239000000839 emulsion Substances 0.000 claims description 21
- 239000002250 absorbent Substances 0.000 claims description 16
- 229920000642 polymer Polymers 0.000 claims description 13
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 13
- 230000002745 absorbent Effects 0.000 claims description 10
- 229920002472 Starch Polymers 0.000 claims description 8
- 235000019698 starch Nutrition 0.000 claims description 8
- 239000008107 starch Substances 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 7
- -1 cyclic acid anhydride Chemical class 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 6
- 239000000178 monomer Substances 0.000 claims description 5
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 230000000379 polymerizing effect Effects 0.000 claims description 3
- 230000008961 swelling Effects 0.000 claims description 3
- 229920006037 cross link polymer Polymers 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 45
- 239000008188 pellet Substances 0.000 description 19
- 239000000047 product Substances 0.000 description 19
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 18
- 239000007864 aqueous solution Substances 0.000 description 14
- 238000010521 absorption reaction Methods 0.000 description 13
- 239000004372 Polyvinyl alcohol Substances 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 11
- 238000000576 coating method Methods 0.000 description 11
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 239000000243 solution Substances 0.000 description 9
- 240000007124 Brassica oleracea Species 0.000 description 8
- 235000003899 Brassica oleracea var acephala Nutrition 0.000 description 8
- 235000011301 Brassica oleracea var capitata Nutrition 0.000 description 8
- 235000001169 Brassica oleracea var oleracea Nutrition 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 229920001477 hydrophilic polymer Polymers 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 230000014759 maintenance of location Effects 0.000 description 5
- 238000006116 polymerization reaction Methods 0.000 description 5
- 238000005507 spraying Methods 0.000 description 5
- 241000251468 Actinopterygii Species 0.000 description 4
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 238000007127 saponification reaction Methods 0.000 description 4
- 229920002367 Polyisobutene Polymers 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 3
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 241001553014 Myrsine salicina Species 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 229920002125 Sokalan® Polymers 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 239000003431 cross linking reagent Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 238000010559 graft polymerization reaction Methods 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000004584 polyacrylic acid Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 150000003463 sulfur Chemical class 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- 150000000703 Cerium Chemical class 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
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229940043430 calcium compound Drugs 0.000 description 1
- 150000001674 calcium compounds Chemical class 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 229940025902 konjac mannan Drugs 0.000 description 1
- 150000002681 magnesium compounds Chemical class 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 125000002560 nitrile group Chemical group 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920002338 polyhydroxyethylmethacrylate Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920002717 polyvinylpyridine Polymers 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Processes Of Treating Macromolecular Substances (AREA)
- Laminated Bodies (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990880A JPS56115259A (en) | 1980-02-19 | 1980-02-19 | Surface coated high water absorbing resin molding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990880A JPS56115259A (en) | 1980-02-19 | 1980-02-19 | Surface coated high water absorbing resin molding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56115259A JPS56115259A (en) | 1981-09-10 |
| JPH0118087B2 true JPH0118087B2 (zh) | 1989-04-04 |
Family
ID=12012306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990880A Granted JPS56115259A (en) | 1980-02-19 | 1980-02-19 | Surface coated high water absorbing resin molding |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56115259A (zh) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58193678A (ja) * | 1982-05-04 | 1983-11-11 | Kao Corp | 青果物及び食品の鮮度保持方法 |
| JPH0734860B2 (ja) * | 1986-07-24 | 1995-04-19 | 旭化成工業株式会社 | 水分吸収材 |
| JP2007099669A (ja) * | 2005-10-04 | 2007-04-19 | Nishihara Risa | 遺体の体液漏出防止材 |
| CN102559145A (zh) * | 2011-12-29 | 2012-07-11 | 南京工业大学 | 一种抑尘覆盖剂 |
| US20230016075A1 (en) * | 2019-12-13 | 2023-01-19 | Sumitomo Seika Chemicals Co., Ltd. | Method for producing water-absorbent resin particles and water-absorbent resin particles |
| JPWO2022124143A1 (zh) * | 2020-12-09 | 2022-06-16 | ||
| CN117337315A (zh) * | 2021-05-18 | 2024-01-02 | 住友精化株式会社 | 吸水性树脂粒子、吸收体及吸收性物品 |
-
1980
- 1980-02-19 JP JP1990880A patent/JPS56115259A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56115259A (en) | 1981-09-10 |
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