CN109261365A - 一种用于金红石浮选的捕收剂及使用方法 - Google Patents
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 238000005188 flotation Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 36
- HBROZNQEVUILML-UHFFFAOYSA-N salicylhydroxamic acid Chemical group ONC(=O)C1=CC=CC=C1O HBROZNQEVUILML-UHFFFAOYSA-N 0.000 claims abstract description 15
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims abstract description 12
- DTOSIQBPPRVQHS-PDBXOOCHSA-N alpha-linolenic acid Chemical compound CC\C=C/C\C=C/C\C=C/CCCCCCCC(O)=O DTOSIQBPPRVQHS-PDBXOOCHSA-N 0.000 claims abstract description 10
- 235000020661 alpha-linolenic acid Nutrition 0.000 claims abstract description 10
- 229960004488 linolenic acid Drugs 0.000 claims abstract description 10
- KQQKGWQCNNTQJW-UHFFFAOYSA-N linolenic acid Natural products CC=CCCC=CCC=CCCCCCCCC(O)=O KQQKGWQCNNTQJW-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000470 constituent Substances 0.000 claims abstract description 6
- 239000012141 concentrate Substances 0.000 claims description 11
- MPPQGYCZBNURDG-UHFFFAOYSA-N 2-propionyl-6-dimethylaminonaphthalene Chemical compound C1=C(N(C)C)C=CC2=CC(C(=O)CC)=CC=C21 MPPQGYCZBNURDG-UHFFFAOYSA-N 0.000 claims description 6
- 239000003112 inhibitor Substances 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 11
- 229910052719 titanium Inorganic materials 0.000 abstract description 11
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- 238000004064 recycling Methods 0.000 abstract description 2
- 239000003153 chemical reaction reagent Substances 0.000 abstract 1
- 231100000252 nontoxic Toxicity 0.000 abstract 1
- 230000003000 nontoxic effect Effects 0.000 abstract 1
- 230000002195 synergetic effect Effects 0.000 abstract 1
- 238000011084 recovery Methods 0.000 description 13
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 8
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000006260 foam Substances 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 4
- 241000208202 Linaceae Species 0.000 description 3
- 235000004431 Linum usitatissimum Nutrition 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 description 3
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- PGKQTZHDCHKDQK-VOTSOKGWSA-N [(e)-2-phenylethenyl]phosphonic acid Chemical compound OP(O)(=O)\C=C\C1=CC=CC=C1 PGKQTZHDCHKDQK-VOTSOKGWSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
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- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- SPBQTHJZZJMBJO-UHFFFAOYSA-N phenylmethoxyarsonic acid Chemical compound C(C1=CC=CC=C1)O[As](O)(O)=O SPBQTHJZZJMBJO-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
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- 230000031068 symbiosis, encompassing mutualism through parasitism Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/001—Flotation agents
- B03D1/004—Organic compounds
- B03D1/01—Organic compounds containing nitrogen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B1/00—Conditioning for facilitating separation by altering physical properties of the matter to be treated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B1/00—Conditioning for facilitating separation by altering physical properties of the matter to be treated
- B03B1/04—Conditioning for facilitating separation by altering physical properties of the matter to be treated by additives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/001—Flotation agents
- B03D1/004—Organic compounds
- B03D1/008—Organic compounds containing oxygen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/001—Flotation agents
- B03D1/004—Organic compounds
- B03D1/012—Organic compounds containing sulfur
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/02—Froth-flotation processes
- B03D1/025—Froth-flotation processes adapted for the flotation of fines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2201/00—Specified effects produced by the flotation agents
- B03D2201/02—Collectors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2203/00—Specified materials treated by the flotation agents; specified applications
- B03D2203/02—Ores
- B03D2203/04—Non-sulfide ores
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Abstract
本发明公开了一种用于金红石浮选的捕收剂,选用水杨羟肟酸、亚麻酸、十二烷基磺酸钠的组合物作为捕收剂,该组合物的组成物及质量百分比为水杨羟肟酸10~80wt%、亚麻酸10~80wt%、十二烷基磺酸钠10~40wt%;本发明组合药剂通过药剂之间的协同作用提高其对金红石的捕收能力和选择性,相对于单一的金红石浮选捕收剂来说,具有药剂消耗少,价格便宜的优势,并且常温可溶、无毒、高效环保;并且对于提高钛资源的回收利用具有重要意义。
Description
技术领域
本发明涉及一种用于金红石浮选的捕收剂及使用方法,属于矿物加工药剂领域。
背景技术
浮选是分选金红石的有效方法;国外金红石资源大部分为海滨砂矿,其粒度粗,解离度高,一般不需要磨矿和浮选作业,因此国外对金红石浮选工艺研究较少。中国金红石储量相对不足,岩矿型资源相对较多而砂矿型资源相对较少,特别是选矿回收率较高的粗粒金红石资源更为稀缺,而且国内金红石矿金红石嵌布粒度细、与脉石共生关系紧密、重选抛尾难度大,分选难度大,因此我国金红石资源开发利用的关键因素是解决金红石浮选问题;寻找高性能、无污染、低成本的浮选药剂提高金红石的回收效率,将显著提高我国金红石资源的开发利用效率。
常规使用的金红石浮选捕收剂在浮选金红石时,存在捕收能力较弱、选择性差等问题,导致药剂的消耗量较大,造成生产成本的增加,并且得不到理想的浮选效果;同时,对于微细粒金红石的分选效果较差。因此,开发出高效、选择性好、捕收能力强的捕收剂对于提高钛资源的综合回收具有重要意义。
发明内容
针对现有金红石捕收剂存在选择性差、捕收能力弱的问题,本发明提供了一种用于金红石浮选的组合捕收剂,该捕收剂对金红石具有较好捕收能力和选择性,可以获得较好的钛回收指标;该组合捕收剂具有捕收能力强、选择性好的特点,浮选时只需要添加很少的量就可以取得理想的分离效果。
为了实现上述目的,本发明用于金红石浮选的捕收剂,选用水杨羟肟酸、亚麻酸、十二烷基磺酸钠的组合物作为捕收剂,其组成物及质量百分比为水杨羟肟酸10~80wt%、亚麻酸10~80wt%、十二烷基磺酸钠10~40wt%。
该捕收剂用于金红石浮选的使用方法为:先将原矿磨至-0.074mm占40%~80%,采用硫酸或碳酸钠调节矿浆pH=5~10,然后添加脉石抑制剂氟硅酸钠100g/t~2000 g/t,再添加捕收剂30g/t~300 g/t和松醇油15g/t~100 g/t,浮选矿浆质量浓度为10%~45%,充气将泡沫刮出作为精矿。
水杨羟肟酸和亚麻酸可以作为金红石的捕收剂、但单独使用时水杨羟肟酸对金红石的捕收能力很弱,不能有效的对金红石进行浮选回收。亚麻酸虽然可以对金红石具有一定的捕收能力,但其选择性较差,单独用亚麻酸浮选时往往会同时对脉石进行回收,会造成浮选精矿质量的下降;十二烷基磺酸钠是一种表面活性剂,在水杨羟肟酸和亚麻酸的混合物种添加十二烷基磺酸钠混合均匀后作为金红石的捕收剂,浮选时可以降低溶液的临界胶束浓度和表面张力,使用水杨羟肟酸和亚麻酸更溶液吸附于矿物表面,形成稳定的泡沫相,使矿物更有效矿化并吸附于气泡,从而提高浮选效率。
本发明具有以下优点和技术效果:
(1)该组合药剂所用的三种药剂为水杨羟肟酸、亚麻酸、十二烷基磺酸钠,都为常规药剂,容易获得,价格便宜;
(2)该组合药剂对用金红石具有较强的捕收能力和选择性,只需添加少量的药剂以及抑制剂就可以取得理想的分选效果;
(3)本发明对微细粒金红石具有较好的捕收效果,而且使用方便,容易实现。
具体实施方式
下面通过实施例对本发明作进一步详细说明,但发明的保护范围并不限于所述内容。
实施例1:本实施例所用捕收剂的组成物及质量百分比为:水杨羟肟酸80wt%、亚麻酸10wt%、十二烷基磺酸钠10wt%。
本实施例的处理对象为:云南某风化钛矿原矿TiO2品位9.08%,钛主要以金红石的形式存在;具体选矿方法为:磨矿细度-0.074mm占40%,然后采用硫酸调节矿浆pH=5,然后添加脉石抑制剂氟硅酸钠100g/t,再添加捕收剂30g/t、松醇油100 g/t,矿浆浓度为10%,将泡沫刮出得到钛精矿,其中TiO2品位36.45%,回收率89.12%。
对比例:采用捕收剂水杨羟肟酸(加入量为30g/t)替换组合捕收剂,在相同的浮选条件下,得到钛精矿中TiO2品位31.06%,回收率85.28%。
实施例2:本实施例所用捕收剂的组成物及质量百分比为:水杨羟肟酸10wt%、亚麻酸80wt%、十二烷基磺酸钠10wt%。
本实施例的处理对象为:四川某钛矿原矿TiO2品位6.42%,钛主要以金红石的形式存在;具体选矿方法为:磨矿细度-0.074mm占60%,在自然pH=8条件下添加抑制剂氟硅酸钠1200g/t,再添加捕收剂150g/t、松醇油45 g/t,矿浆浓度20%,将泡沫刮出得到钛精矿,其中TiO2品位36.45%,回收率89.12%。
对比例:采用捕收剂油酸(加入量为150g/t)替换组合捕收剂,在相同的浮选条件下,得到钛精矿中TiO2品位30.50%,回收率86.05%。
实施例3:本实施例所述组合药剂中各原料及其质量百分比为:水杨羟肟酸40wt%、亚麻酸20wt%、十二烷基磺酸钠40wt%。
本实施例的处理对象为:河北某钛矿原矿TiO2品位10.61%,钛主要以金红石的形式存在。具体选矿方法为:磨矿细度-0.074mm占80%,然后采用碳酸钠调整矿浆pH=10,然后添加抑制剂氟硅酸钠2000g/t,再添加捕收剂300g/t、松醇油100 g/t,矿浆浓度45%,将泡沫刮出得到钛精矿,其中TiO2品位35.40%,回收率81.12%。
对比例:采用药剂苄基砷酸(加入量为300g/t)替换组合捕收剂,在相同的浮选条件下,得到钛精矿中TiO2品位30.20%,回收率73.05%。
实施例4:本实施例所用捕收剂的组成物及质量百分比为:水杨羟肟酸30wt%、亚麻酸50wt%、十二烷基磺酸钠20wt%。
本实施例的处理对象为:四川某钛矿原矿TiO2品位8.60%,钛主要以金红石的形式存在;具体选矿方法为:磨矿细度-0.074mm占70%,然后采用碳酸钠调整矿浆pH=9,添加抑制剂氟硅酸钠1200g/t,再添加捕收剂200g/t、松醇油60 g/t,矿浆浓度30%,经过一次粗选将泡沫刮出得到钛精矿,其中TiO2品位35.82%,回收率79.02%。
采用捕收剂苯乙烯膦酸(加入量为200g/t)替换组合捕收剂,在相同的浮选条件下,得到钛精矿中TiO2品位32.50%,回收率66.05%。
Claims (2)
1.一种用于金红石浮选的捕收剂,其特征在于:组成物及质量百分比为水杨羟肟酸10~80wt%、亚麻酸10~80wt%、十二烷基磺酸钠10~40wt%。
2.权利要求1所述用于金红石浮选的捕收剂的使用方法,其特征在于:先将原矿磨至-0.074mm占40%~80%,调节矿浆pH=5~10,然后添加脉石抑制剂氟硅酸钠100g/t~2000 g/t,再添加捕收剂30g/t~300 g/t和松醇油15g/t~100 g/t,浮选矿浆浓度为10%~45%,泡沫产品刮出作为精矿。
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