CN1121439C - 一种保水凝胶及其制备方法 - Google Patents
一种保水凝胶及其制备方法 Download PDFInfo
- Publication number
- CN1121439C CN1121439C CN 01106587 CN01106587A CN1121439C CN 1121439 C CN1121439 C CN 1121439C CN 01106587 CN01106587 CN 01106587 CN 01106587 A CN01106587 A CN 01106587A CN 1121439 C CN1121439 C CN 1121439C
- Authority
- CN
- China
- Prior art keywords
- water
- reaction
- sodium hydroxide
- carry out
- keeping gel
- 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 - Lifetime
Links
- 238000004519 manufacturing process Methods 0.000 title description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 8
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims abstract description 8
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000010559 graft polymerization reaction Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000003999 initiator Substances 0.000 claims abstract description 5
- 238000002360 preparation method Methods 0.000 claims description 9
- 235000012204 lemonade/lime carbonate Nutrition 0.000 claims description 6
- 239000004160 Ammonium persulphate Substances 0.000 claims description 5
- 235000019395 ammonium persulphate Nutrition 0.000 claims description 5
- 238000002203 pretreatment Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 abstract 2
- 229920002261 Corn starch Polymers 0.000 abstract 2
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 2
- 239000008120 corn starch Substances 0.000 abstract 2
- 229940099112 cornstarch Drugs 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 229910001870 ammonium persulfate Inorganic materials 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 239000000499 gel Substances 0.000 description 10
- 230000002745 absorbent Effects 0.000 description 5
- 239000002250 absorbent Substances 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 238000001879 gelation Methods 0.000 description 3
- 239000011358 absorbing material Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 229920000881 Modified starch Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 235000019426 modified starch Nutrition 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
Landscapes
- Graft Or Block Polymers (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 01106587 CN1121439C (zh) | 2001-03-30 | 2001-03-30 | 一种保水凝胶及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 01106587 CN1121439C (zh) | 2001-03-30 | 2001-03-30 | 一种保水凝胶及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1314428A CN1314428A (zh) | 2001-09-26 |
CN1121439C true CN1121439C (zh) | 2003-09-17 |
Family
ID=4655580
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 01106587 Expired - Lifetime CN1121439C (zh) | 2001-03-30 | 2001-03-30 | 一种保水凝胶及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1121439C (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101319031B (zh) * | 2008-07-23 | 2010-10-06 | 哈尔滨工业大学 | 淀粉接枝丙烯酸/改性电气石高吸水树脂及其制备方法 |
CN104530318B (zh) * | 2014-12-26 | 2017-04-12 | 中科院广州化学有限公司 | 丙烯酰胺接枝玉米淀粉陶瓷增强剂及其制备方法与应用 |
CN108295814B (zh) * | 2017-12-06 | 2020-07-10 | 柳晶科技集团(常州)股份有限公司 | 一种利用工业固废制备的水凝胶吸附材料及其制备方法 |
CN111848006A (zh) * | 2020-07-29 | 2020-10-30 | 襄阳市政建设集团有限公司 | 一种加工成本较低的废弃混凝土再利用方法 |
CN112266302A (zh) * | 2020-10-30 | 2021-01-26 | 安徽省农业科学院土壤肥料研究所 | 一种控释肥料及其在水稻栽培中的应用 |
CN113303974B (zh) * | 2021-05-26 | 2023-03-31 | 华中科技大学同济医学院附属协和医院 | 新型无菌压疮敷料制造方法 |
-
2001
- 2001-03-30 CN CN 01106587 patent/CN1121439C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1314428A (zh) | 2001-09-26 |
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Effective date of registration: 20050302 Pledge (preservation): Preservation |
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Date of registration: 20060929 Pledge (preservation): Preservation |
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ASS | Succession or assignment of patent right |
Owner name: ZHUHAI GUOJIA MACROMOLECULE NEW MATERIALS CO., LT Free format text: FORMER OWNER: WANG HAIBO ADDRESS Effective date: 20081121 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20081121 Address after: Guangdong province Zhuhai Sanzao Science Park Airport Road No. 697 Patentee after: Zhuhai State-kai Polymer and New Materials Co., Ltd. Address before: Building 7, Park 1, Bao'an innovation science park, Wuhan City, Hubei Province (Wuhan Hager Technology Co., Ltd. Post code: 430064) Patentee before: Wang Haibo |
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Owner name: ZHUHAI GUOJIA MACROMOLECULE NEW MATERIALS CO., LTD Free format text: FORMER OWNER: WANG HAIBO Effective date: 20081121 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20090313 Address after: Guangdong province Zhuhai Sanzao Science Park Airport Road No. 697 Patentee after: Zhuhai Wuda Gelatin Research Institute Co., Ltd. Address before: Guangdong province Zhuhai Sanzao Science Park Airport Road No. 697 Patentee before: Zhuhai State-kai Polymer and New Materials Co., Ltd. |
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ASS | Succession or assignment of patent right |
Owner name: ZHUHAI WUDA GELATIN ACADEME CO., LTD. Free format text: FORMER OWNER: ZHUHAI GUOJIA MACROMOLECULE NEW MATERIALS CO., LTD. Effective date: 20090313 |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20010926 Assignee: Zhuhai State-kai Polymer and New Materials Co., Ltd. Assignor: Zhuhai Wuda Gelatin Research Institute Co., Ltd. Contract record no.: 2012440000658 Denomination of invention: Method for producing water-keeping gel Granted publication date: 20030917 License type: Exclusive License Record date: 20121212 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 519020 Guangdong province Zhuhai Sanzao Science Park Airport Road No. 697 Patentee after: ZHUHAI GUOJIA GEL INSTITUTE CO., LTD. Address before: 519020 Guangdong province Zhuhai Sanzao Science Park Airport Road No. 697 Patentee before: Zhuhai Wuda Gelatin Research Institute Co., Ltd. |
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Granted publication date: 20030917 |
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CX01 | Expiry of patent term |