CN109486242A - A kind of active nano grade monocrystalline silica - Google Patents
A kind of active nano grade monocrystalline silica Download PDFInfo
- Publication number
- CN109486242A CN109486242A CN201710808510.5A CN201710808510A CN109486242A CN 109486242 A CN109486242 A CN 109486242A CN 201710808510 A CN201710808510 A CN 201710808510A CN 109486242 A CN109486242 A CN 109486242A
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- Prior art keywords
- monocrystalline
- processing
- active
- silica
- nano
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/28—Compounds of silicon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/006—Combinations of treatments provided for in groups C09C3/04 - C09C3/12
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
Abstract
A kind of active nano grade monocrystalline silica, it is characterized in that, the process of monocrystalline silica are as follows: 1) thick spacious screening, aqueous environments, washing, pickling, the control of neutralisation treatment pH value are 4~10, place to go mineral surface impurity monocrystalline coarse crushing, 2) dry grinding, linear velocity 6m/s~25m/s, 2~18 kilograms of air pressure；3) monocrystalline grading technology, dry classification monocrystalline precision lapping process；4) wet pulverizing, neutral aqueous environment, it does not destroy and carries out the grinding of decentralized processing nanoscale under conditions of monocrystalline pattern, final fineness processing is carried out to particle, reaches 10~800 nanometers of nanoscale, maximizes its specific surface area, to reach easy dispersion effect nano-scale particle processing and forming, final particle shape processing polishing, keeps its surface-active bigger, it is easier to rubber connecting shaping；5) Nanosurface is processed, and nano active processing, liquid is processed into powder.
Description
Technical field
The present invention relates to a kind of active nano grade monocrystalline silica.
Background technique
Existing similar products are the white carbon black of vapor phase method production or the White Carbon black of precipitation method production, since White Carbon black is
One kind having thixotropic substance, so the additive amount in rubber product addition is restricted, and is not easy to disperse, affect
The production efficiency of rubber constrains the production efficiency of rubber, improves the energy consumption during rubber production.Because additive amount has
Limit, so cannot be given full play to as improvement characteristic of the filler in rubber main material.Fundamental presentation does not go out nanometer grade silica
Real nano-meter characteristic.
Summary of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of active nano grade monocrystalline silica.
To achieve the goals above, technical scheme is as follows:
A kind of active nano grade monocrystalline silica, which is characterized in that the process of monocrystalline silica are as follows:
1) thick spacious screening, aqueous environments, 4~10, place to go mineral surface is miscellaneous for washing, pickling, the control of neutralisation treatment pH value
Matter monocrystalline coarse crushing；
2) dry grinding, linear velocity 6m/s~25m/s, 2~18 kilograms of air pressure；
3) monocrystalline grading technology, dry classification monocrystalline precision lapping process；4) wet pulverizing, neutral aqueous environment do not destroy
The grinding of decentralized processing nanoscale is carried out under conditions of monocrystalline pattern, and final fineness processing is carried out to particle, reaches nanoscale
10~800 nanometers maximize its specific surface area, to reach easy dispersion effect nano-scale particle processing and forming, final particle shape
Processing polishing, keeps its surface-active bigger, it is easier to rubber connecting shaping；
5) Nanosurface is processed, and nano active processing, liquid is processed into powder, and makes the secondary activity processing of powder surface,
Nanometer monocrystalline silica can then be shown once combining in rubber completely by showing superior activity and easily disperse
Each excellent characteristics, easily disperses, superelevation adding proportion, acid-fast alkali-proof, high temperature resistant, super abrasive.
The rubber produced using nanoscale monocrystalline silica, is made of following component according to weight percent,
80% or more silicon dioxide mine 30%~90% of purity, improves the acid-fast alkali-proof characteristic of rubber；
Coarse crushing auxiliary agent 0.1%~10% increases specific surface area
Smooth grinding stabilizer 0.2%~10% increases specific surface area
Nano-dispersing agent 0.01%~5% improves product heat resistance, easily disperse etc.
Grain forming auxiliary agent 5%~20% makes product have splendid easily disperse, more preferable with rubber associativity
Activating agent 0.02%~5% makes product have better sulfurate activity
Nano-dispersed stabilizer 0.1%~10% improves product stability
The dispersing agent is calgon or sodium tripolyphosphate；Activating agent is lauryl sodium sulfate, detergent alkylate
One of sodium sulfonate or OP-10 (alkyl phenol polyoxyethylene ether), grinding aid are silicon compound classes, in polycarboxylic acid salt
At least one compound, activating agent are nonionic surfactant or cationic surfactant, and the non-ionic surface is living
Property agent be fatty alcohol polyoxyethylene ether or alkyl phenol polyoxyethylene ether, the cationic surfactant be quaternary surface work
Property agent, dispersion stabilizer be polyethylene glycol, gum arabic powder, carboxymethyl cellulose thrin.
Compared with existing similar products: production process environmental protection, energy conservation are up to 98% to the utilization rate of raw ore, production process
Stably and controllable, integrated artistic is simple.It is embodied in properties of product, under the premise of same usage amount, to rubber & latex products
Important physical and chemical index there is 100%~200% to significantly improve, if additive amount improves 1~3 times, rubber & latex products
Performance have qualitative leap, can break through it is original using field so that the rubber & latex products fallen behind march toward new material
Industry, prospect are limitless.
Specific embodiment
To illustrate the present invention in more detail, the embodiment of the present invention is as follows:
Embodiment 1
A kind of active nano grade monocrystalline silica, which is characterized in that the process of monocrystalline silica are as follows:
1) thick spacious screening, aqueous environments, 4~10, place to go mineral surface is miscellaneous for washing, pickling, the control of neutralisation treatment pH value
Matter monocrystalline coarse crushing；
2) dry grinding, linear velocity 6m/s~25m/s, 2~18 kilograms of air pressure；
3) monocrystalline grading technology, dry classification monocrystalline precision lapping process；4) wet pulverizing, neutral aqueous environment do not destroy
The grinding of decentralized processing nanoscale is carried out under conditions of monocrystalline pattern, and final fineness processing is carried out to particle, reaches nanoscale
10~800 nanometers maximize its specific surface area, to reach easy dispersion effect nano-scale particle processing and forming, final particle shape
Processing polishing, keeps its surface-active bigger, it is easier to rubber connecting shaping；
5) Nanosurface is processed, and nano active processing, liquid is processed into powder, and makes the secondary activity processing of powder surface,
Nanometer monocrystalline silica can then be shown once combining in rubber completely by showing superior activity and easily disperse
Each excellent characteristics, easily disperses, superelevation adding proportion, acid-fast alkali-proof, high temperature resistant, super abrasive.
The rubber produced using nanoscale monocrystalline silica, is made of following component according to weight percent,
80% or more silicon dioxide mine 30%~90% of purity, improves the acid-fast alkali-proof characteristic of rubber；
Coarse crushing auxiliary agent 0.1%~10% increases specific surface area
Smooth grinding stabilizer 0.2%~10% increases specific surface area
Nano-dispersing agent 0.01%~5% improves product heat resistance, easily disperse etc.
Grain forming auxiliary agent 5%~20% makes product have splendid easily disperse, more preferable with rubber associativity
Activating agent 0.02%~5% makes product have better sulfurate activity
Nano-dispersed stabilizer 0.1%~10% improves product stability
The dispersing agent is calgon or sodium tripolyphosphate；Activating agent is lauryl sodium sulfate, detergent alkylate
One of sodium sulfonate or OP-10 (alkyl phenol polyoxyethylene ether), grinding aid are silicon compound classes, in polycarboxylic acid salt
At least one compound, activating agent are nonionic surfactant or cationic surfactant, and the non-ionic surface is living
Property agent be fatty alcohol polyoxyethylene ether or alkyl phenol polyoxyethylene ether, the cationic surfactant be quaternary surface work
Property agent, dispersion stabilizer be polyethylene glycol, gum arabic powder, carboxymethyl cellulose thrin.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (2)
1. a kind of active nano grade monocrystalline silica, is made of following component according to weight percent, purity 80% or more two
Silica mine 30%~90%, coarse crushing auxiliary agent 0.1%~10%, smooth grinding stabilizer 0.2%~10%, nano-dispersing agent
0.01%~5%, grain forming auxiliary agent 5%~20%, activating agent 0.02%~5%, nano-dispersed stabilizer 0.1%~
10%, the dispersing agent is calgon or sodium tripolyphosphate；Grinding aid be silicon compound class, in polycarboxylic acid salt extremely
A kind of few compound, activating agent are nonionic surfactant or cationic surfactant, the non-ionic surface active
Agent is fatty alcohol polyoxyethylene ether or alkyl phenol polyoxyethylene ether, and the cationic surfactant is quaternary surface-active
Agent, dispersion stabilizer are polyethylene glycol, gum arabic powder, carboxymethyl cellulose thrin.
2. a kind of processing method of active nano grade monocrystalline silica, which is characterized in that the active nano grade monocrystalline dioxy
SiClx is active nano grade monocrystalline silica described in claim 1, and the processing method includes the following steps: 1) thick spacious sieve
Choosing, aqueous environments, washing, pickling, the control of neutralisation treatment pH value remove the monocrystalline coarse crushing of mineral surface impurity 4~10, and 2) it does
Formula crushes, linear velocity 6m/s~25m/s, and 2~18 kilograms of air pressure；3) monocrystalline grading technology, dry classification monocrystalline smooth grinding
Technique；4) wet pulverizing, neutral aqueous environment do not destroy progress decentralized processing nanoscale grinding under conditions of monocrystalline pattern, right
Particle carries out final fineness processing, reaches 10~800 nanometers, and final particle shape processing polishing makes its surface-active more
Greatly, it is easier to and rubber connecting shaping；5) Nanosurface is processed, and nano active processing, liquid is processed into powder, and makes powder surface
Secondary activity processing, shows superior activity and easily disperse, once it then can show completely monocrystalline in conjunction with rubber and receive
Each excellent characteristics of rice silica, easily disperses, superelevation adding proportion, acid-fast alkali-proof, high temperature resistant, super abrasive.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710808510.5A CN109486242A (en) | 2017-09-09 | 2017-09-09 | A kind of active nano grade monocrystalline silica |
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| CN201710808510.5A CN109486242A (en) | 2017-09-09 | 2017-09-09 | A kind of active nano grade monocrystalline silica |
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| CN201710808510.5A Pending CN109486242A (en) | 2017-09-09 | 2017-09-09 | A kind of active nano grade monocrystalline silica |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1394918A (en) * | 2001-07-06 | 2003-02-05 | 韩巍 | Nano Water dispersion medium composition, its preparation method and application |
| CN103804958A (en) * | 2013-06-27 | 2014-05-21 | 上海那博新材料科技有限公司 | Active nanoscale monocrystal silicon dioxide |
| CN103113783B (en) * | 2013-02-05 | 2014-10-01 | 陕西科技大学 | Preparation process of silicon dioxide containing double-wavelength light absorption water-based anti-forgery ink additive |
| CN104785349A (en) * | 2015-04-29 | 2015-07-22 | 浙江冠旗纳米科技有限公司 | Efficient preparation method for nano-scale solid powder |
-
2017
- 2017-09-09 CN CN201710808510.5A patent/CN109486242A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1394918A (en) * | 2001-07-06 | 2003-02-05 | 韩巍 | Nano Water dispersion medium composition, its preparation method and application |
| CN103113783B (en) * | 2013-02-05 | 2014-10-01 | 陕西科技大学 | Preparation process of silicon dioxide containing double-wavelength light absorption water-based anti-forgery ink additive |
| CN103804958A (en) * | 2013-06-27 | 2014-05-21 | 上海那博新材料科技有限公司 | Active nanoscale monocrystal silicon dioxide |
| CN104785349A (en) * | 2015-04-29 | 2015-07-22 | 浙江冠旗纳米科技有限公司 | Efficient preparation method for nano-scale solid powder |
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