CN114632626A - Fluorite low-temperature collecting agent and preparation method thereof - Google Patents
Fluorite low-temperature collecting agent and preparation method thereof Download PDFInfo
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- CN114632626A CN114632626A CN202210216669.9A CN202210216669A CN114632626A CN 114632626 A CN114632626 A CN 114632626A CN 202210216669 A CN202210216669 A CN 202210216669A CN 114632626 A CN114632626 A CN 114632626A
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- fluorite
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- collecting agent
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- temperature
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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
- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The invention discloses a fluorite low-temperature collecting agent and a preparation method thereof, and belongs to the technical field of ore flotation. The fluorite low-temperature collecting agent comprises the following raw materials: crude glycerol, AES, gutter oil acid, anionic surfactant, LMES and diethyl phthalate. The raw materials adopted by the invention have wide sources, good stability, simple manufacturing process and low production cost. The fluorite low-temperature collecting agent can be used for mineral separation under the low-temperature condition, has the advantages of high efficiency and high grade of the obtained fluorite, and improves the yield of concentrate. The fluorite low-temperature collecting agent disclosed by the invention cannot cause damage to the environment and human bodies, belongs to an environment-friendly collecting agent, and has a wide application prospect.
Description
Technical Field
The invention relates to the technical field of ore flotation, in particular to a fluorite low-temperature collecting agent and a preparation method thereof.
Background
Fluorite is also known as fluorite. One kind of mineral which is common in nature can be symbiotic with other various minerals, and the crystal has the characteristics of glass luster, bright and variable color, crisp texture and complete cleavage. Part of the sample can emit light when rubbed, heated, irradiated with ultraviolet rays, and the like.
At present, the fluorite is usually enriched and recovered by adopting a flotation method, so that the grade of the fluorite can meet the requirements of related industries; the fluorite is subjected to flotation recovery by generally adopting oleic acid as a collecting agent, adopting sodium carbonate as pH regulator carbon and adopting water glass as an inhibitor, however, in long-term application, the oleic acid is found to be capable of obtaining good flotation indexes when the temperature of ore pulp is higher than 30 ℃, but because the condensation point of the oleic acid is higher, when the traditional oleic acid collecting agent is in a condition with lower temperature, the traditional oleic acid collecting agent has the defects of insufficient collecting capacity, large consumption, poor low-temperature resistance, weak foamability, high price and the like, namely, under the condition of low temperature, the traditional oleic acid collecting agent has low solubility in the ore pulp and low dispersion speed, so the activity of the traditional oleic acid collecting agent is reduced along with the situation, the using amount of the traditional oleic acid collecting agent is increased along with the situation, and finally the flotation effect is reduced. The current mineral separation industry urgently needs a collecting agent which can be applied under the condition of low temperature and has good collecting effect.
Disclosure of Invention
In view of the above, the invention provides a fluorite low-temperature collecting agent, which has the effect of not heating low-temperature flotation ore pulp in winter, greatly saves the heating cost of a selecting plant and national energy, and has the characteristics of high efficiency, environmental protection, no toxicity and environmental friendliness.
The fluorite low-temperature collecting agent comprises the following raw materials in parts by weight:
60-100 parts of crude glycerol, namely,
10-30 parts of ethoxylated alkyl sodium sulfate (AES),
10-30 parts of illegal cooking oil acid
5-10 parts of an anionic surfactant,
1-5 parts of long-chain carboxylic ester polyoxyethylene sodium sulfonate (LMES),
5-15 parts of diethyl phthalate.
Preferably, the pH value of the crude glycerol is 7.2-7.7.
Preferably, the acid value of the gutter oil acid is 200-210.
Preferably, the anionic surfactant is dodecylbenzene sulfonic acid.
The preparation method of the fluorite low-temperature collector comprises the following steps:
(1) weighing the raw materials in proportion;
(2) adding crude glycerol into a reaction kettle, heating to 60-72 ℃, adding illegal cooking oleic acid into the reaction kettle, and carrying out fusion reaction under the stirring condition to obtain a mixed material;
(3) and (3) placing the mixed material obtained in the step (2) into a blending tank, adding an anionic surfactant, AES, LMES and diethyl phthalate into the mixed material, blending the materials in the blending tank until the materials are not layered after standing for ten minutes, and obtaining the fluorite low-temperature collecting agent.
Preferably, the temperature of the fusion reaction in the step (2) is 60-72 ℃, and the stirring time is 25-35 minutes.
Preferably, the temperature in the blending process in the step (3) is 60-70 ℃.
Compared with the prior art, the invention has the following beneficial effects: the invention provides a fluorite low-temperature collecting agent which is wide in source of adopted raw materials, good in stability, simple in manufacturing process and low in production cost. The fluorite low-temperature collecting agent can be used for mineral separation under the low-temperature condition, has the advantages of high efficiency and high grade of the obtained fluorite, and improves the yield of concentrate. The fluorite low-temperature collecting agent disclosed by the invention cannot cause damage to the environment and human bodies, belongs to an environment-friendly collecting agent, and has a wide application prospect.
Detailed Description
The present invention will be further described with reference to the following examples.
Example 1
The fluorite low-temperature collecting agent is composed of the following raw materials in parts by weight:
60 portions of crude glycerol with the pH value of 7.5,
the total weight of the active ingredients is AES15 parts,
15 parts of gutter oil acid with acid value of 205
10 parts of an anionic surfactant, namely 10 parts of a surfactant,
5 parts of LMES (L-methyl pyrrolidone) and 5 parts of LMES,
and 15 parts of diethyl phthalate.
The preparation method of the fluorite low-temperature collecting agent comprises the following steps:
(1) weighing the raw materials in proportion;
(2) adding crude glycerol into a reaction kettle, heating to 60 ℃, adding illegal cooking oleic acid into the reaction kettle, carrying out fusion reaction under the condition of stirring, controlling the temperature between 60 and 72 ℃ in the reaction process, and stirring for 30 minutes to obtain a mixed material;
(3) and (3) placing the mixed material obtained in the step (2) into a blending tank, adding an anionic surfactant, AES, LMES and diethyl phthalate into the mixed material, blending in the blending tank, controlling the temperature in the blending process to be 60-70 ℃, taking a material sample, performing a standing test, standing for ten minutes, and obtaining a qualified product without layering, thus obtaining the fluorite low-temperature collecting agent.
Example 2
The fluorite low-temperature collecting agent is composed of the following raw materials in parts by weight:
60 portions of crude glycerol with the pH value of 7.5,
the total weight of the active ingredients is AES15 parts,
15 parts of gutter oil acid with acid value of 205
10 parts of dodecyl benzene sulfonic acid, and mixing the components,
5 parts of LMES (L-methyl pyrrolidone) and 5 parts of LMES,
and 15 parts of diethyl phthalate.
The preparation method of the fluorite low-temperature collecting agent comprises the following steps:
(1) weighing the raw materials in proportion;
(2) adding crude glycerol into a reaction kettle, heating to 60 ℃, adding illegal cooking oleic acid into the reaction kettle, carrying out fusion reaction under the condition of stirring, controlling the temperature between 60 and 72 ℃ in the reaction process, and stirring for 30 minutes to obtain a mixed material;
(3) and (3) placing the mixed material obtained in the step (2) into a blending tank, adding an anionic surfactant, AES, LMES and diethyl phthalate into the mixed material, blending in the blending tank, controlling the temperature in the blending process to be 60-70 ℃, taking a material sample, performing a standing test, standing for ten minutes, and obtaining a qualified product without layering, thus obtaining the fluorite low-temperature collecting agent.
Comparative example 1
A normal-temperature fluorite collecting agent is composed of the following raw materials in parts by weight:
60 parts of illegal cooking oil (the components are animal and vegetable mixed oil, the acid value is 45, the iodine value is 80, and the linoleic acid content is 45%); 40 parts of gutter oil acid; AES10 parts.
The preparation method of the normal-temperature fluorite collecting agent comprises the following steps: (1) weighing the raw materials in proportion;
(2) adding illegal cooking oil into a reaction kettle, heating to 60-65 ℃, adding the illegal cooking oil into the reaction kettle, and performing fusion reaction under the stirring condition to obtain a mixed material;
(3) and (3) placing the mixed material obtained in the step (2) into a blending tank, adding AES into the mixed material, blending the mixture in the blending tank until the material does not delaminate after standing for ten minutes, and obtaining the fluorite normal-temperature collecting agent.
The fluorite collecting agent prepared by the embodiments 1-2 and the comparative example 1 of the invention is used for mineral separation at the temperature lower than 10 ℃, and the results are shown in the following table 1:
TABLE 1
| Grade of fine ore | Recovery rate | |
| Example 1 | 97.5％ | 88％ |
| Example 2 | 97.8％ | 92％ |
| Comparative example 1 | 96.0％ | 80％ |
When the temperature of ore pulp is lower than positive 10 ℃, the taste of the conventional normal-temperature fluorite collecting agent hardly reaches more than 97% in about 96%, and the recovery rate is about 80%; the fluorite low-temperature collecting agent prepared by the method can easily reach 97.5% when the temperature of ore pulp is lower than 10 ℃, the recovery rate is between 88% and 93%, the operation is simple by using the product, the using amount is less, the using amount of per ton of ore collecting agent is reduced, and the cost is saved by 30%.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The fluorite low-temperature collecting agent is characterized by comprising the following raw materials in parts by weight:
60-100 parts of crude glycerol, namely,
10-30 parts of ethoxylated alkyl sodium sulfate,
10-30 parts of illegal cooking oil acid
5-10 parts of an anionic surfactant,
1-5 parts of long-chain carboxylic ester polyoxyethylene sodium sulfonate,
5-15 parts of diethyl phthalate.
2. A fluorite low temperature collector according to claim 1, wherein the pH of the crude glycerol is from 7.2 to 7.7.
3. A fluorite low temperature collector as claimed in claim 1, wherein the acid value of the illegal cooking oil acid is 200-210.
4. A fluorite low temperature collector according to claim 1, wherein the anionic surfactant is dodecylbenzene sulfonic acid.
5. A method of preparing a fluorite low temperature collector according to any one of claims 1 to 4, characterized by comprising the steps of:
(1) weighing the raw materials in proportion;
(2) adding crude glycerol into a reaction kettle, heating to 60-72 ℃, adding illegal cooking oleic acid into the reaction kettle, and carrying out fusion reaction under the stirring condition to obtain a mixed material;
(3) and (3) placing the mixed material obtained in the step (2) into a blending tank, adding an anionic surfactant, AES, LMES and diethyl phthalate into the mixed material, blending the materials in the blending tank until the materials are not layered after standing for ten minutes, and obtaining the fluorite low-temperature collecting agent.
6. The preparation method of the fluorite low-temperature collector according to claim 5, wherein the temperature of the fusion reaction in the step (2) is 60-72 ℃, and the stirring time is 25-35 minutes.
7. The preparation method of the fluorite low-temperature collector according to claim 5, wherein the temperature of the blending process in the step (3) is 60-70 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210216669.9A CN114632626B (en) | 2022-03-07 | 2022-03-07 | Fluorite low-temperature collector and preparation method thereof |
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| CN202210216669.9A CN114632626B (en) | 2022-03-07 | 2022-03-07 | Fluorite low-temperature collector and preparation method thereof |
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| CN114632626A true CN114632626A (en) | 2022-06-17 |
| CN114632626B CN114632626B (en) | 2023-07-07 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB679397A (en) * | 1949-04-09 | 1952-09-17 | Sylvester & Company | Improvements in or relating to a process of recovering products from compound silicate materials |
| CN102764700A (en) * | 2012-08-01 | 2012-11-07 | 中钢集团马鞍山矿山研究院有限公司 | Preparation method of low temperature resisting fluorite flotation collector |
| CN104475263A (en) * | 2014-11-24 | 2015-04-01 | 西北矿冶研究院 | Fluorite ore flotation collecting agent |
| CN105855063A (en) * | 2016-04-01 | 2016-08-17 | 河北舜嘉矿产品科技有限公司 | Anionic collector and preparation method thereof |
| CN107138288A (en) * | 2017-05-27 | 2017-09-08 | 洛阳振北工贸有限公司 | A kind of low temperature fluorite collecting agent |
| CN108296027A (en) * | 2017-01-12 | 2018-07-20 | 洛阳丰瑞氟业有限公司 | A kind of fluorite low temperature resistant reagent combination and its application method |
| CN109433426A (en) * | 2018-12-25 | 2019-03-08 | 郑州智锦电子科技有限公司 | Oxide ores mineral collectors such as a kind of collecting fluorite and preparation method thereof |
| CN111468306A (en) * | 2020-05-26 | 2020-07-31 | 河南天鸿选矿科技有限公司 | Fluorite ore flotation collecting agent |
| CN113441285A (en) * | 2021-08-11 | 2021-09-28 | 浙江工业大学 | Fluorite flotation collector and preparation method and application thereof |
-
2022
- 2022-03-07 CN CN202210216669.9A patent/CN114632626B/en active Active
Patent Citations (9)
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|---|---|---|---|---|
| GB679397A (en) * | 1949-04-09 | 1952-09-17 | Sylvester & Company | Improvements in or relating to a process of recovering products from compound silicate materials |
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| CN104475263A (en) * | 2014-11-24 | 2015-04-01 | 西北矿冶研究院 | Fluorite ore flotation collecting agent |
| CN105855063A (en) * | 2016-04-01 | 2016-08-17 | 河北舜嘉矿产品科技有限公司 | Anionic collector and preparation method thereof |
| CN108296027A (en) * | 2017-01-12 | 2018-07-20 | 洛阳丰瑞氟业有限公司 | A kind of fluorite low temperature resistant reagent combination and its application method |
| CN107138288A (en) * | 2017-05-27 | 2017-09-08 | 洛阳振北工贸有限公司 | A kind of low temperature fluorite collecting agent |
| CN109433426A (en) * | 2018-12-25 | 2019-03-08 | 郑州智锦电子科技有限公司 | Oxide ores mineral collectors such as a kind of collecting fluorite and preparation method thereof |
| CN111468306A (en) * | 2020-05-26 | 2020-07-31 | 河南天鸿选矿科技有限公司 | Fluorite ore flotation collecting agent |
| CN113441285A (en) * | 2021-08-11 | 2021-09-28 | 浙江工业大学 | Fluorite flotation collector and preparation method and application thereof |
Non-Patent Citations (1)
| Title |
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