Article(id=1322907632092197240, tenantId=1146029695717560320, journalId=1225396423026438145, issueId=1322907425740825534, articleNumber=null, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1724515200000, receivedDateStr=2024-08-25, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1793335357926, onlineDateStr=2026-10-30, pubDate=1750780800000, pubDateStr=2025-06-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1793335357926, onlineIssueDateStr=2026-10-30, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1793335357926, creator=13701087609, updateTime=1793335357926, updator=13701087609, issue=Issue{id=1322907425740825534, tenantId=1146029695717560320, journalId=1225396423026438145, year='2025', volume='45', issue='6', pageStart='1', pageEnd='300', issueExtLink='null', onlineDate='null', pubDate='1750780800000', pubDateStr='2025-06-25', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1793335308726, creator='13701087609', updateTime=1793335308726, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext=null, issueFiles=null, downloadFileDto=null}, startPage=247, endPage=254, ext={EN=ArticleExt(id=1322907633874776442, articleId=1322907632092197240, tenantId=1146029695717560320, journalId=1225396423026438145, language=EN, title=Selective Inhibition Mechanism of a New Inhibitor in Copper Sulfur Flotation Separation, columnId=null, journalTitle=Mining Research and Development, columnName=null, runingTitle=null, highlight=null, articleAbstract=
A new inhibitor PN has been developed for copper sulfur flotation separation to address issues such as pipeline blockage and environmental pollution caused by the use of lime inhibitors. The selective inhibition performance and adsorption mechanism of PN inhibitor in flotation process were studied through systematic tests. The results indicate that PN inhibitor has a good selective inhibitory effect on pyrite, but has almost no effect on chalcopyrite. The results of the artificial mixed ore separation test show that under low alkali conditions (pH=8), the optimal separation effect of pyrite and chalcopyrite can be achieved when the dosage of PN inhibitor is 5 mg/L, and a copper concentrate with a copper grade of 31.3% and a copper recovery rate of 92.9% can be obtained. The contact angle measurement results indicate that PN inhibitor can selectively enhance the hydrophilic properties of pyrite surface. The analysis of the microstructure characteristics and elemental content changes of pyrite before and after PN treatment further confirms that PN inhibitor undergo physical adsorption on the surface of pyrite, which can achieve selective inhibition of pyrite. The research results prove that PN inhibitors has the potential to replace lime in copper sulfur separation.
, authors=Lulin LU
1, Xiaokun FU
1, Yuzhen CHEN
1, Xingrong ZHANG
1, Jianhua CHEN
2, authorsList=Lulin LU, Xiaokun FU, Yuzhen CHEN, Xingrong ZHANG, Jianhua CHEN, authorCompany=null, correspAuthors=Xingrong ZHANG, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1322907639620972948, articleId=1322907632092197240, tenantId=1146029695717560320, journalId=1225396423026438145, language=CN, title=一种新型抑制剂在铜硫浮选分离中的选择性抑制机理研究, columnId=1226462297560892399, journalTitle=矿业研究与开发, columnName=选矿与资源综合利用, runingTitle=null, highlight=null, articleAbstract=
针对铜硫浮选分离过程中采用石灰抑制剂存在的管道堵塞和环境污染等问题,开发了一种新型抑制剂PN用于铜硫分离。通过系统试验对PN抑制剂在浮选过程中的选择性抑制性能和吸附机理进行了研究。结果表明:PN抑制剂对黄铁矿具有良好的选择性抑制作用,而对黄铜矿几乎无影响;人工混合矿分离试验结果表明,在低碱条件下(pH=8), PN抑制剂用量为5 mg/L时实现了最佳的黄铁矿和黄铜矿分离效果,可获得铜品位为31.3%,铜回收率为92.9%的铜精矿;接触角测量结果表明,PN抑制剂可选择性增强黄铁矿表面的亲水性能;PN处理前后黄铁矿的微观形貌特征与元素含量变化分析进一步证实,PN抑制剂在黄铁矿表面发生了物理吸附,可实现对黄铁矿的选择性抑制。研究结果表明,PN抑制剂具有在铜硫分离中替代石灰的应用潜力。
, authors=鲁路林
1, 付晓坤
1, 陈玉贞
1, 张行荣
1, 陈建华
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鲁路林(1998—),女,安徽宿州人,硕士研究生,研究方向为浮选药剂研发。E-mail:3562810899@qq.com
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鲁路林(1998—),女,安徽宿州人,硕士研究生,研究方向为浮选药剂研发。E-mail:3562810899@qq.com
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The flotation test process, figureFileSmall=QOlEJSXhhqDFa4VpQ3sdYA==, figureFileBig=BgnvqDlUVfLt5S1O+12MyQ==, tableContent=null), ArticleFig(id=1322907643861414336, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=图1, caption=
浮选试验流程, figureFileSmall=QOlEJSXhhqDFa4VpQ3sdYA==, figureFileBig=BgnvqDlUVfLt5S1O+12MyQ==, tableContent=null), ArticleFig(id=1322907644083712449, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=EN, label=Fig.2, caption=
Effect of the dosage of PN inhibitor on flotation recovery rates of pyrite and chalcopyrite, figureFileSmall=ehJq5YkQvHxF5+cWXS6+sw==, figureFileBig=INneHTOZCi6UzkqjNNyRFQ==, tableContent=null), ArticleFig(id=1322907644188570050, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=图2, caption=
PN抑制剂用量对黄铁矿和黄铜矿浮选回收率的影响, figureFileSmall=ehJq5YkQvHxF5+cWXS6+sw==, figureFileBig=INneHTOZCi6UzkqjNNyRFQ==, tableContent=null), ArticleFig(id=1322907644251484611, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=EN, label=Fig.3, caption=
Effect of pH on the flotation recovery rates of pyrite and chalcopyrite, figureFileSmall=AMduIIfGwrlellL6R6oSHg==, figureFileBig=bydzHAAHOBSyJ3SXkuTSUw==, tableContent=null), ArticleFig(id=1322907644339564996, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=图3, caption=
pH对黄铁矿和黄铜矿浮选回收率的影响, figureFileSmall=AMduIIfGwrlellL6R6oSHg==, figureFileBig=bydzHAAHOBSyJ3SXkuTSUw==, tableContent=null), ArticleFig(id=1322907644415062469, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=EN, label=Fig.4, caption=
Effect of the dosage of PN inhibitor on flotation separation of artificially mixed minerals, figureFileSmall=BH5+lD175K1yIi1M/WtEyg==, figureFileBig=UMkZqR7au25KBBaAe0HYVQ==, tableContent=null), ArticleFig(id=1322907644486365638, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=图4, caption=
PN抑制剂用量对人工混合矿物浮选分离的影响, figureFileSmall=BH5+lD175K1yIi1M/WtEyg==, figureFileBig=UMkZqR7au25KBBaAe0HYVQ==, tableContent=null), ArticleFig(id=1322907644553474503, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=EN, label=Fig.5, caption=
Flotation results of artificially mixed minerals under different inhibitor dosages, figureFileSmall=Wxu4WYw2/s6scnR6l5iMtA==, figureFileBig=AOmGHbwU96hejv8bExvgwQ==, tableContent=null), ArticleFig(id=1322907644633166280, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=图5, caption=
不同抑制剂用量下人工混合矿物浮选结果, figureFileSmall=Wxu4WYw2/s6scnR6l5iMtA==, figureFileBig=AOmGHbwU96hejv8bExvgwQ==, tableContent=null), ArticleFig(id=1322907644700275145, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=EN, label=Fig.6, caption=
Effect of the dosage of PN inhibitor on mineral surface contact angle, figureFileSmall=BYaogcg7tjVeuAavDlF9TQ==, figureFileBig=uJ/MiE5zc+vaNwKOOvv8Jg==, tableContent=null), ArticleFig(id=1322907644767384010, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=图6, caption=
PN抑制剂用量对矿物表面接触角的影响, figureFileSmall=BYaogcg7tjVeuAavDlF9TQ==, figureFileBig=uJ/MiE5zc+vaNwKOOvv8Jg==, tableContent=null), ArticleFig(id=1322907644847075787, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=EN, label=Fig.7, caption=
Variation of the adsorption capacity of PN inhibitor on pyrite surface with its dosage, figureFileSmall=C7lqv7uiZW0HcBEM7ny82w==, figureFileBig=Ix5tnaqAU7oplnlootI/uQ==, tableContent=null), ArticleFig(id=1322907644947739084, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=图7, caption=
PN抑制剂在黄铁矿表面吸附量随用量的变化, figureFileSmall=C7lqv7uiZW0HcBEM7ny82w==, figureFileBig=Ix5tnaqAU7oplnlootI/uQ==, tableContent=null), ArticleFig(id=1322907645014847949, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=EN, label=Fig.8, caption=
Infrared spectrogram, figureFileSmall=ZN+4GW1hpsF9D4IMABMrlA==, figureFileBig=ULS3jVK+QUtDY1BAeKe1Zw==, tableContent=null), ArticleFig(id=1322907645077762510, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=图8, caption=
红外光谱图, figureFileSmall=ZN+4GW1hpsF9D4IMABMrlA==, figureFileBig=ULS3jVK+QUtDY1BAeKe1Zw==, tableContent=null), ArticleFig(id=1322907645203591631, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=EN, label=Fig.9, caption=
XPS spectragrams of pyrite before and after PN treatment, figureFileSmall=sFmNATSH2O8hUssSs8hFvQ==, figureFileBig=TDUUD+wUxmeP0VSf72o+xw==, tableContent=null), ArticleFig(id=1322907645274894800, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=图9, caption=
PN处理前后黄铁矿XPS谱图, figureFileSmall=sFmNATSH2O8hUssSs8hFvQ==, figureFileBig=TDUUD+wUxmeP0VSf72o+xw==, tableContent=null), ArticleFig(id=1322907645350392273, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=EN, label=Fig.10, caption=
SEM-EDS analysis of the pyrite before and after PN treatment, figureFileSmall=VFM65G6eSqiSIXcpEjBJKQ==, figureFileBig=3xZhrcbKxTFksgzzYNzkGw==, tableContent=null), ArticleFig(id=1322907645417501138, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=图10, caption=
PN处理前后黄铁矿SME-EDS分析, figureFileSmall=VFM65G6eSqiSIXcpEjBJKQ==, figureFileBig=3xZhrcbKxTFksgzzYNzkGw==, tableContent=null), ArticleFig(id=1322907645480415699, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=EN, label=Table 1, caption=
XPS analysis results of pyrite before and after PN treatment
, figureFileSmall=null, figureFileBig=null, tableContent=
| 样品 | Fe 2p | S 2p | C 1s | N 1s | O 1s |
|---|
| PN处理前黄铁矿 | 13.38 | 31.65 | 24.43 | 4.47 | 26.08 |
| PN处理后黄铁矿 | 13.04 | 28.94 | 24.54 | 4.92 | 28.57 |
), ArticleFig(id=1322907647170720212, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=表1, caption=
PN处理前后黄铁矿的XPS分析结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 样品 | Fe 2p | S 2p | C 1s | N 1s | O 1s |
|---|
| PN处理前黄铁矿 | 13.38 | 31.65 | 24.43 | 4.47 | 26.08 |
| PN处理后黄铁矿 | 13.04 | 28.94 | 24.54 | 4.92 | 28.57 |
), ArticleFig(id=1322907647250411989, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=EN, label=Table 2, caption=
Element content of the pyrite surface before and after PN treatment
, figureFileSmall=null, figureFileBig=null, tableContent=
| 样品 | Fe | S | C | N | O |
|---|
| PN处理前黄铁矿 | 34.54 | 34.91 | 6.61 | 0.38 | 2.87 |
| PN处理后黄铁矿 | 33.66 | 32.53 | 9.06 | 1.09 | 3.84 |
), ArticleFig(id=1322907647317520854, tenantId=1146029695717560320, journalId=1225396423026438145, articleId=1322907632092197240, language=CN, label=表2, caption=
PN处理前后黄铁矿表面元素含量
, figureFileSmall=null, figureFileBig=null, tableContent=
| 样品 | Fe | S | C | N | O |
|---|
| PN处理前黄铁矿 | 34.54 | 34.91 | 6.61 | 0.38 | 2.87 |
| PN处理后黄铁矿 | 33.66 | 32.53 | 9.06 | 1.09 | 3.84 |
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