CN103935968B - 一种二乙基二硫代氨基甲酸碲废料中回收碲的方法 - Google Patents
一种二乙基二硫代氨基甲酸碲废料中回收碲的方法 Download PDFInfo
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- CN103935968B CN103935968B CN201410108545.4A CN201410108545A CN103935968B CN 103935968 B CN103935968 B CN 103935968B CN 201410108545 A CN201410108545 A CN 201410108545A CN 103935968 B CN103935968 B CN 103935968B
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- Prior art keywords
- tellurium
- diethyl dithiocarbamate
- waste material
- acid
- reclaims
- 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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- 239000002699 waste material Substances 0.000 title claims abstract description 30
- 229940116901 diethyldithiocarbamate Drugs 0.000 title claims abstract description 28
- ILXWFJOFKUNZJA-UHFFFAOYSA-N ethyltellanylethane Chemical group CC[Te]CC ILXWFJOFKUNZJA-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052714 tellurium Inorganic materials 0.000 title claims abstract description 28
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 25
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 45
- 239000000463 material Substances 0.000 claims abstract description 35
- 239000000706 filtrate Substances 0.000 claims abstract description 16
- 238000000227 grinding Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000002844 melting Methods 0.000 claims abstract description 4
- 230000008018 melting Effects 0.000 claims abstract description 4
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 4
- 238000001556 precipitation Methods 0.000 claims abstract description 4
- 238000000498 ball milling Methods 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 15
- 239000002253 acid Substances 0.000 claims description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 10
- 239000000047 product Substances 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
- 230000035484 reaction time Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 3
- 239000013049 sediment Substances 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 238000011084 recovery Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- LAJZODKXOMJMPK-UHFFFAOYSA-N tellurium dioxide Chemical compound O=[Te]=O LAJZODKXOMJMPK-UHFFFAOYSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012990 dithiocarbamate Substances 0.000 description 1
- 150000004659 dithiocarbamates Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
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CN201410108545.4A CN103935968B (zh) | 2014-03-24 | 2014-03-24 | 一种二乙基二硫代氨基甲酸碲废料中回收碲的方法 |
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CN201410108545.4A CN103935968B (zh) | 2014-03-24 | 2014-03-24 | 一种二乙基二硫代氨基甲酸碲废料中回收碲的方法 |
Publications (2)
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CN103935968A CN103935968A (zh) | 2014-07-23 |
CN103935968B true CN103935968B (zh) | 2016-05-11 |
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CN201410108545.4A Active CN103935968B (zh) | 2014-03-24 | 2014-03-24 | 一种二乙基二硫代氨基甲酸碲废料中回收碲的方法 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105367468A (zh) * | 2014-08-29 | 2016-03-02 | 广东先导稀材股份有限公司 | 一种橡胶硫化促进剂二甲基二硫代氨基甲酸硒的制备方法 |
CN105669508A (zh) * | 2014-11-05 | 2016-06-15 | 宁波硫华聚合物有限公司 | 二乙基二硫代氨基甲酸碲的制备方法 |
CN107857239B (zh) * | 2017-11-30 | 2020-06-26 | 清远先导材料有限公司 | 一种从tdec废料中回收碲的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2002154A1 (en) * | 1989-11-03 | 1991-05-03 | Tei Stewart Sanmiya | Tellurium recovery |
CN100425530C (zh) * | 2006-12-28 | 2008-10-15 | 广州有色金属研究院 | 一种碲化铋基半导体制冷材料中回收碲的方法 |
CN101602495A (zh) * | 2009-07-07 | 2009-12-16 | 同济大学 | 一种碲化铅纳米晶及微米晶的制备方法 |
CN102502531A (zh) * | 2011-11-03 | 2012-06-20 | 云南铜业股份有限公司 | 一种新型环保的碲渣提碲方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8268285B2 (en) * | 2009-06-29 | 2012-09-18 | Pacific Rare Specialty Metals and Chemicals, Inc. | Process for the recovery of tellurium from minerals and/or acidic solutions |
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2014
- 2014-03-24 CN CN201410108545.4A patent/CN103935968B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2002154A1 (en) * | 1989-11-03 | 1991-05-03 | Tei Stewart Sanmiya | Tellurium recovery |
CN100425530C (zh) * | 2006-12-28 | 2008-10-15 | 广州有色金属研究院 | 一种碲化铋基半导体制冷材料中回收碲的方法 |
CN101602495A (zh) * | 2009-07-07 | 2009-12-16 | 同济大学 | 一种碲化铅纳米晶及微米晶的制备方法 |
CN102502531A (zh) * | 2011-11-03 | 2012-06-20 | 云南铜业股份有限公司 | 一种新型环保的碲渣提碲方法 |
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Effective date of registration: 20201104 Address after: 6 Rushi Road, kitcha Town, Rudong County, Nantong City, Jiangsu Province, 226400 Patentee after: Jin Hongtao Address before: 401147, Yubei District, Chongqing Longxi street, red Kam Avenue 498, Jiale Violet 1 5- commercial Patentee before: CHONGQING KAITUO TECHNOLOGY DEVELOPMENT Co.,Ltd. |