CN103041784B - 甘氨酸接枝交联壳聚糖微球重金属离子吸附剂 - Google Patents
甘氨酸接枝交联壳聚糖微球重金属离子吸附剂 Download PDFInfo
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- CN103041784B CN103041784B CN201210565064.7A CN201210565064A CN103041784B CN 103041784 B CN103041784 B CN 103041784B CN 201210565064 A CN201210565064 A CN 201210565064A CN 103041784 B CN103041784 B CN 103041784B
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- CN
- China
- Prior art keywords
- glycine
- heavy metal
- adsorbent
- chitosan microball
- graft crosslinking
- 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.)
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- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 238000004132 cross linking Methods 0.000 title claims abstract description 28
- 229920001661 Chitosan Polymers 0.000 title claims abstract description 24
- 239000004471 Glycine Substances 0.000 title claims abstract description 23
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 17
- 239000003463 adsorbent Substances 0.000 title claims abstract description 16
- 239000011806 microball Substances 0.000 title claims abstract description 15
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 9
- 239000004005 microsphere Substances 0.000 claims abstract description 8
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 16
- 238000005406 washing Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 239000012071 phase Substances 0.000 claims description 9
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 claims description 8
- 239000000839 emulsion Substances 0.000 claims description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- 239000008346 aqueous phase Substances 0.000 claims description 6
- 239000002270 dispersing agent Substances 0.000 claims description 6
- 235000019441 ethanol Nutrition 0.000 claims description 6
- 239000004088 foaming agent Substances 0.000 claims description 6
- 238000001291 vacuum drying Methods 0.000 claims description 6
- NPZTUJOABDZTLV-UHFFFAOYSA-N hydroxybenzotriazole Substances O=C1C=CC=C2NNN=C12 NPZTUJOABDZTLV-UHFFFAOYSA-N 0.000 claims description 5
- LMDZBCPBFSXMTL-UHFFFAOYSA-N 1-Ethyl-3-(3-dimethylaminopropyl)carbodiimide Substances CCN=C=NCCCN(C)C LMDZBCPBFSXMTL-UHFFFAOYSA-N 0.000 claims description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- NWGKJDSIEKMTRX-AAZCQSIUSA-N Sorbitan monooleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O NWGKJDSIEKMTRX-AAZCQSIUSA-N 0.000 claims description 4
- 230000004913 activation Effects 0.000 claims description 4
- 150000001718 carbodiimides Chemical class 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 239000012024 dehydrating agents Substances 0.000 claims description 4
- 239000008367 deionised water Substances 0.000 claims description 4
- 229910021641 deionized water Inorganic materials 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 239000013049 sediment Substances 0.000 claims description 4
- 238000010792 warming Methods 0.000 claims description 4
- YEDUAINPPJYDJZ-UHFFFAOYSA-N 2-hydroxybenzothiazole Chemical compound C1=CC=C2SC(O)=NC2=C1 YEDUAINPPJYDJZ-UHFFFAOYSA-N 0.000 claims description 3
- FPQQSJJWHUJYPU-UHFFFAOYSA-N 3-(dimethylamino)propyliminomethylidene-ethylazanium;chloride Chemical compound Cl.CCN=C=NCCCN(C)C FPQQSJJWHUJYPU-UHFFFAOYSA-N 0.000 claims description 3
- -1 EDC salt Chemical class 0.000 claims description 2
- 229920002565 Polyethylene Glycol 400 Polymers 0.000 claims description 2
- 238000000502 dialysis Methods 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- JLFNLZLINWHATN-UHFFFAOYSA-N pentaethylene glycol Chemical compound OCCOCCOCCOCCOCCO JLFNLZLINWHATN-UHFFFAOYSA-N 0.000 claims description 2
- 239000004971 Cross linker Substances 0.000 claims 1
- 239000011159 matrix material Substances 0.000 claims 1
- 229910021645 metal ion Inorganic materials 0.000 claims 1
- 238000006116 polymerization reaction Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 239000000725 suspension Substances 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 abstract description 9
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 230000000274 adsorptive effect Effects 0.000 abstract description 3
- 230000002787 reinforcement Effects 0.000 abstract description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 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 1
- LRWZZZWJMFNZIK-UHFFFAOYSA-N 2-chloro-3-methyloxirane Chemical compound CC1OC1Cl LRWZZZWJMFNZIK-UHFFFAOYSA-N 0.000 description 1
- 229920002101 Chitin Polymers 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 229940058573 b-d glucose Drugs 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 230000006196 deacetylation Effects 0.000 description 1
- 238000003381 deacetylation reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002594 sorbent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Abstract
Description
Claims (4)
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CN201210565064.7A CN103041784B (zh) | 2012-12-24 | 2012-12-24 | 甘氨酸接枝交联壳聚糖微球重金属离子吸附剂 |
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CN201210565064.7A CN103041784B (zh) | 2012-12-24 | 2012-12-24 | 甘氨酸接枝交联壳聚糖微球重金属离子吸附剂 |
Publications (2)
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CN103041784A CN103041784A (zh) | 2013-04-17 |
CN103041784B true CN103041784B (zh) | 2015-10-21 |
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CN201210565064.7A Active CN103041784B (zh) | 2012-12-24 | 2012-12-24 | 甘氨酸接枝交联壳聚糖微球重金属离子吸附剂 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103436481A (zh) * | 2013-09-16 | 2013-12-11 | 江南大学 | 一种以酿酒酵母孢子作为新型吸附剂的制备方法及应用 |
CN104789774B (zh) * | 2014-01-21 | 2017-10-13 | 中国科学院过程工程研究所 | 一种利用还原与吸附耦合选择性回收水溶液中金的方法 |
CN104209102B (zh) * | 2014-09-29 | 2017-01-25 | 河南师范大学 | 甘氨酸接枝氯甲基聚苯乙烯树脂重金属离子吸附剂及其制备方法和应用 |
CN104609686B (zh) * | 2015-02-13 | 2016-05-25 | 郑州光亚环发适用技术研究所 | 一种污泥重金属阻断剂 |
CN104829789B (zh) * | 2015-05-12 | 2018-04-20 | 武汉大学 | 壳聚糖为核的球形聚合物刷的制备方法 |
-
2012
- 2012-12-24 CN CN201210565064.7A patent/CN103041784B/zh active Active
Non-Patent Citations (3)
Title |
---|
Adsorption of gold(III), platinum(IV) and palladium(II) onto glycine modified crosslinked chitosan resin;A. Ramesh et al.;《Bioresource Technology》;20081231;3801-3809 * |
改交联壳聚糖微球的制备及吸附性能研究;谢英等;《环境科学与技术》;20071130;第30卷(第11期);25-26 * |
改性壳聚糖处理重金属废水研究现状;李琛;《电镀与精饰》;20111030;第33卷(第10期);21-25 * |
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Owner name: QINGDAO WINCHANCE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: QINGDAO SHENGHAN CHROMATOGRAPH TECHNOLOGY CO., LTD. Effective date: 20150804 |
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Effective date of registration: 20180928 Address after: 226100 No. 40 Zhonghua East Road, three Factory Street, Haimen City, Nantong, Jiangsu Patentee after: Nantong Mega new Mstar Technology Ltd Address before: 266061 Qingdao Hongkong Laoshan road 248, Pioneer Park, 239 Biological Park 239 Patentee before: Qingdao Wenchuang Science & Technology Co., Ltd. |