CN107138289A - A kind of cationic selects flotation frother - Google Patents
A kind of cationic selects flotation frother Download PDFInfo
- Publication number
- CN107138289A CN107138289A CN201710496410.3A CN201710496410A CN107138289A CN 107138289 A CN107138289 A CN 107138289A CN 201710496410 A CN201710496410 A CN 201710496410A CN 107138289 A CN107138289 A CN 107138289A
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- Prior art keywords
- cationic
- foaming agent
- sepiolite
- chitosan
- water
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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
- B03D1/018—Mixtures of inorganic and organic compounds
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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
- B03D1/02—Froth-flotation processes
-
- 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
- B03D2201/04—Frothers
-
- 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
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Abstract
Flotation frother is selected the invention discloses a kind of cationic, using cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol and emulsifying agent as raw material, stirred by high intensity, suitably proportioning and the operation such as ultrasonically treated obtains the new ionic foaming agent.Present invention is particularly directed to the flotation of microfine metal, in floatation process, the new foaming agent is dispersed in ore pulp, the microvesicle of surface lotus positive electricity is produced after inflation, metalliferous mineral particle surface is negatively charged, collided between particle bubble by the invigoration effect of electrostatic attraction, add chitosan sepiolite and finally cause bubble to obtain very efficient mineralization, substantially increase the rate of recovery.
Description
Technical field
Flotation frother is selected the present invention relates to a kind of cationic, belongs to mineral floating field.
Background technology
With China's rapid development of economy, market is increasing to the demand of the metalliferous mineral of primary raw material, with this
Meanwhile, with the extensive popularization and application of mechanical mining technique, the silicate mineral in raw ore using silica as representative contains
More and more higher is measured, while by the large scale mining of high-quality resource, low-grade complicated refractory minerals content more and more higher, to existing
Some mineral process technologies bring stern challenge.
Current flotation is still to handle one of maximally effective means of fine fraction and micro-size fraction ore particle, and it utilizes purpose ore deposit
The difference of thing and gangue mineral surface hydrophobic, the covering by related collecting agent on target minreal surface further strengthens the two
Between surface property differences so that target minreal can be attached on bubble and then be recycled utilization, and hydrophilic arteries and veins
Stone ore thing, which is then retained in ore pulp, turns into final mine tailing.In Mineral Floating Process, particle and sticking for bubble are heavy to closing
The ring wanted, can which determine particle be recycled.But in by the use of alcohols as the conventional floatation process of foaming agent,
Particle is repulsion with bubble surface, and this is unfavorable for particle sticking to bubble.On the other hand, to reach suitable dissociation granularity
The flotation grain graininess constantly reduced also generates detrimental effect, the general more difficult tune of surface electrical behavior of particle to the mineralising of bubble
Section, but bubble surface current potential is relevant with the species of foaming agent.Therefore, it is badly in need of a kind of new foaming agent to realize such ore particle
Efficiently collision and recovery.
The content of the invention
The problem of existing for above-mentioned existing flotation technology, flotation frother is selected the invention provides a kind of cationic,
The foaming agent, which is dispersed in, can produce the charged bubble of surface positively charged, the invigoration effect that particle bubble passes through electrostatic attraction in ore pulp
Realize collision.
To achieve these goals, the technical solution adopted by the present invention is：A kind of cationic selects flotation frother.Including
Following steps：
Step 1：Sorbitan trioleate and water are placed in agitator according to certain mass ratio, with>5000r/min's
Rotating speed high-speed stirred 30min, tentatively obtains the emulsion of sorbitol olein；
Step 2：Ultrasonic probe is placed in below liquid level about 2-3cm, and opens ultrasonic device, oil droplet disperses under ultrasonication
Cheng Geng little micro- oil droplet；
Step 3：Step 2 gained emulsion is subjected to program mode heating heating, is slowly stirred and keeps 100 degrees Celsius of 3h；
Step 4：Cucurbitacin is added into gained emulsion in step 3 according to certain mass ratio, while being again turned on stirring dress
Put, add chitosan-sepiolite, mixing time is 30min；
Step 5：Cetyl trimethylammonium bromide is added into gained emulsion in step 4 according to certain mass ratio, while again
Secondary unlatching agitating device, mixing time is 30min；
Step 6：Step 5 gained mixture is cooled to room temperature, new foaming agent is produced.
Beneficial effect:Flotation frother is selected the invention provides a kind of cationic, particular for microfine metal
Flotation, in floatation process, the new foaming agent is dispersed in ore pulp, and the microvesicle of surface lotus positive electricity, metallic ore are produced after inflation
Composition granule surface is negatively charged, is collided between particle-bubble by the invigoration effect of electrostatic attraction, adds chitosan-sepiolite
Finally cause bubble to obtain very efficient mineralization, substantially increase the rate of recovery.
Embodiment
Embodiment 1：Weigh cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol and emulsifying agent according to
1:7:1:1 mass ratio, its reclaimed water and emulsifying agent are according to 1:1 ratio is produced, and mixing in accordance with the following steps is produced：
Step 1：Sorbitan trioleate and water are placed in agitator according to certain mass ratio, with>5000r/min's
Rotating speed high-speed stirred 30min, tentatively obtains the emulsion of sorbitol olein；
Step 2：Ultrasonic probe is placed in below liquid level about 2-3cm, and opens ultrasonic device, power is 540W, ultrasonic time
For 20min, oil droplet is dispersed into smaller micro- oil droplet under ultrasonication；
Step 3：Step 2 gained emulsion is subjected to program mode heating heating, is slowly stirred and keeps 100 degrees Celsius of 3h；
Step 4：Cucurbitacin is added into gained emulsion in step 3 according to certain mass ratio, while being again turned on stirring dress
Put, add chitosan-sepiolite, mixing time is 30min；
Step 5：Cetyl trimethylammonium bromide is added into gained emulsion in step 4 according to certain mass ratio, while again
Secondary unlatching agitating device, mixing time is 30min；
Step 6：Step 5 gained mixture is cooled to room temperature, new foaming agent is produced.
Described chitosan-sepiolite preparation method is as follows：
Sepiolite is dispersed in water, 1h is stirred at room temperature, supernatant is taken after standing 1h；
Step 2, chitosan is dissolved in 60 DEG C of heating water baths processing 1h in 6 parts of (v/w) acetums;
Step 3, by the above-mentioned chitosan-acetic acid solution handled well with per minute 45 drop speed be added dropwise to sepiolite supernatant
In liquid, continue stirring reaction 5h under 40 DEG C of water-baths,
Step 4, it is then centrifuged for and is washed with pure water, finally shake and be dispersed in again in 200ml ultra-pure waters under vacuum tank, obtains shell and gather
Sugar-sepiolite.
Embodiment 2：According to 1:5:2:2 weigh cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol
And emulsifying agent, according to step described in embodiment 1, produce foaming agent.
Embodiment 3：According to 1:5:1:3 weigh cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol
And emulsifying agent, according to step described in embodiment 1, produce foaming agent.
Embodiment 4：According to 1:5:3:1 weighs cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol
And emulsifying agent, according to step described in embodiment 1, produce foaming agent.
Embodiment 5：According to 1:3:1:5 weigh cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol
And emulsifying agent, according to step described in embodiment 1, produce foaming agent.
Embodiment 6：According to 1:3:2:4 weigh cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol
And emulsifying agent, according to step described in embodiment 1, produce foaming agent.
Embodiment 7：According to 2:6:1:1 weighs cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol
And emulsifying agent, according to step described in embodiment 1, produce foaming agent.
Embodiment 8：According to 3:5:1:1 weighs cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol
And emulsifying agent, according to step described in embodiment 1, produce foaming agent.
Embodiment 9：According to 4:4:1:1 weighs cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol
And emulsifying agent, according to step described in embodiment 1, produce foaming agent.
Embodiment 10：According to 5:2:2:1 weighs cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol
And emulsifying agent, according to step described in embodiment 1, produce foaming agent.
Reference examples 1：Cetyl trimethylammonium bromide and methyl isobutyl carbinol and emulsifying agent are weighed according to embodiment 1
Mass ratio, without cucurbitacin, its reclaimed water and emulsifying agent are according to 1:1 ratio is produced, remaining step be the same as Example 1.
Reference examples 2：The mass ratio of cucurbitacin, cetyl trimethylammonium bromide and emulsifying agent according to embodiment 1 is weighed,
Without methyl isobutyl carbinol, its reclaimed water and emulsifying agent are according to 1:1 ratio is produced, remaining step be the same as Example 1.
Reference examples 3：The mass ratio of cucurbitacin, methyl isobutyl carbinol and emulsifying agent according to embodiment 1 is weighed, without
Cetyl trimethylammonium bromide, its reclaimed water and emulsifying agent are according to 1:1 ratio is produced, remaining step be the same as Example 1.
Reference examples 4：Cucurbitacin, cetyl trimethylammonium bromide and methyl isobutyl carbinol are weighed according to embodiment 1
Mass ratio, without emulsifying agent, its reclaimed water and emulsifying agent are according to 1:1 ratio is produced, remaining step be the same as Example 1.
Reference examples 5：Step 4 is without chitosan-sepiolite, remaining step be the same as Example 1.
Reference examples 6：Step 4 adds conventional sepiolite, remaining step be the same as Example 1.
Reference examples 7：Step 4 adds conventional chitosan, remaining step be the same as Example 1.
Experiment test：
Flotation is tested：According to 2:1 mass ratio accurately weighs the cupric oxide and silica that gross weight is 99g, is placed in 1L single groove
Flotation experiments are carried out in flotation device, inflation rate is 0.12m3/ h, wheel speed is 1600r/min, is not added with collecting agent, is sized mixing
Foaming agent is added after 2min, frother dosages are 500g/t, bubble is scraped in inflation after two minutes, scrape the bubble time for 3min, analyze concentrate
Grade.
The flotation experimental results of table 1
Test result indicates that：Contrast experimental result obtained above to find, the foaming agent effect that embodiment 1 is obtained is best, explanation
The raw material proportioning and ultrasonication are most favourable, i.e., more preferable frothing capacity.Feed change is matched, the foam obtained by foaming agent
Stability all decreases, accordingly, the foaming agent that embodiment 1 is obtained concentrate yield highest in flotation, the rate of recovery also highest,
Embodiment 2-10 and reference examples gained concentrate yield and the rate of recovery are below embodiment 1, illustrate the foaming agent obtained in embodiment 1
There is optimal frothing capacity.The different flotation results of other reference examples 1,3 and 2,4 illustrate cucurbitacin and cetyl front three
Base ammonium bromide has great influence to the performance of the new foaming agent.
Reference examples 5-7 shows that can chitosan-sepiolite has important influence for the performance of whole new foaming agent,
Increase substantially the frothing capacity of foaming agent.
Claims (4)
1. a kind of cationic selects flotation frother, it is characterised in that：The foaming agent is made up of following four raw material：Hymsleya amabilis first
Element, cetyl trimethylammonium bromide and methyl isobutyl carbinol and emulsifying agent.
2. select flotation frother according to a kind of cationic described in claim 1, it is characterised in that：The emulsifying agent is dehydration mountain
Pears alcohol trioleate.
3. a kind of cationic according to claim 1 selects flotation frother, it is characterised in that：Its forming steps is as follows：
Step 1：Sorbitan trioleate and water are placed in agitator according to certain mass ratio, with>5000r/min's
Rotating speed high-speed stirred 30min, tentatively obtains the emulsion of sorbitol olein；
Step 2：Ultrasonic probe is placed in below liquid level about 2-3cm, and opens ultrasonic device, oil droplet disperses under ultrasonication
Cheng Geng little micro- oil droplet；
Step 3：Step 2 gained emulsion is subjected to program mode heating heating, is slowly stirred and keeps 100 degrees Celsius of 3h；
Step 4：Cucurbitacin is added into gained emulsion in step 3 according to certain mass ratio, while being again turned on stirring dress
Put, add chitosan-sepiolite, mixing time is 30min；
Step 5：Cetyl trimethylammonium bromide is added into gained emulsion in step 4 according to certain mass ratio, while again
Secondary unlatching agitating device, mixing time is 30min；
Step 6：Step 5 gained mixture is cooled to room temperature, new foaming agent is produced.
4. a kind of cationic according to claim 3 selects flotation frother, it is characterised in that：Described chitosan-sea
Afrodite preparation method is as follows：
Sepiolite is dispersed in water, 1h is stirred at room temperature, supernatant is taken after standing 1h；
Step 2, chitosan is dissolved in 60 DEG C of heating water baths processing 1h in 6 parts of (v/w) acetums;
Step 3, by the above-mentioned chitosan-acetic acid solution handled well with per minute 45 drop speed be added dropwise to sepiolite supernatant
In liquid, continue stirring reaction 5h under 40 DEG C of water-baths;
Step 4, it is then centrifuged for and is washed with water, finally shake and be dispersed in again in 200ml ultra-pure waters under vacuum tank, obtains shell and gather
Sugar-sepiolite.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710496410.3A CN107138289B (en) | 2017-06-26 | 2017-06-26 | A kind of cationic selects flotation frother |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710496410.3A CN107138289B (en) | 2017-06-26 | 2017-06-26 | A kind of cationic selects flotation frother |
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| CN107138289A true CN107138289A (en) | 2017-09-08 |
| CN107138289B CN107138289B (en) | 2019-07-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523540A (en) * | 2019-08-14 | 2019-12-03 | 江西理工大学 | A kind of application method of novel surfactant in zinc oxide ore flotation |
Citations (7)
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|---|---|---|---|---|
| JPS61157374A (en) * | 1984-12-28 | 1986-07-17 | Takehisa Miki | High degree purification of silica sand |
| CN85106476A (en) * | 1984-09-13 | 1987-03-25 | 陶氏化学公司 | From ore, reclaim valuable mineral with foaming agent composition and froth flotation method |
| US5110455A (en) * | 1990-12-13 | 1992-05-05 | Cyprus Minerals Company | Method for achieving enhanced copper flotation concentrate grade by oxidation and flotation |
| CN102120197A (en) * | 2010-11-26 | 2011-07-13 | 昆明孚锐特经贸有限公司 | Mineral floatation foaming agent and preparation method thereof |
| CN103909021A (en) * | 2014-04-04 | 2014-07-09 | 青岛科技大学 | Microemulsion composite floatation agent for coal dressing and preparation method |
| CN104768653A (en) * | 2012-11-28 | 2015-07-08 | 埃科莱布美国股份有限公司 | Composition and method for improvement in froth flotation |
| CN105562215A (en) * | 2016-03-10 | 2016-05-11 | 徐州工程学院 | Novel coal dressing foaming agent and preparation method thereof |
-
2017
- 2017-06-26 CN CN201710496410.3A patent/CN107138289B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85106476A (en) * | 1984-09-13 | 1987-03-25 | 陶氏化学公司 | From ore, reclaim valuable mineral with foaming agent composition and froth flotation method |
| JPS61157374A (en) * | 1984-12-28 | 1986-07-17 | Takehisa Miki | High degree purification of silica sand |
| US5110455A (en) * | 1990-12-13 | 1992-05-05 | Cyprus Minerals Company | Method for achieving enhanced copper flotation concentrate grade by oxidation and flotation |
| CN102120197A (en) * | 2010-11-26 | 2011-07-13 | 昆明孚锐特经贸有限公司 | Mineral floatation foaming agent and preparation method thereof |
| CN104768653A (en) * | 2012-11-28 | 2015-07-08 | 埃科莱布美国股份有限公司 | Composition and method for improvement in froth flotation |
| CN103909021A (en) * | 2014-04-04 | 2014-07-09 | 青岛科技大学 | Microemulsion composite floatation agent for coal dressing and preparation method |
| CN105562215A (en) * | 2016-03-10 | 2016-05-11 | 徐州工程学院 | Novel coal dressing foaming agent and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523540A (en) * | 2019-08-14 | 2019-12-03 | 江西理工大学 | A kind of application method of novel surfactant in zinc oxide ore flotation |
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| CN107138289B (en) | 2019-07-12 |
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Effective date of registration: 20190619 Address after: 014404 Erdeng Prague Sumu Shadegai, Urat Front Banner, Bayannaoer City, Inner Mongolia Autonomous Region Applicant after: Wulat Qianqi Xishadegai Molybdenum Industry Co., Ltd. Address before: 221400 room 9, building 1, San Feng mansion, Xin'an, Xinyi, Xuzhou, Jiangsu. Applicant before: Xinyi CHINO new Mstar Technology Ltd |
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