CN109536041A - A kind of sapphire ball cover processing polished liquid and preparation method thereof - Google Patents
A kind of sapphire ball cover processing polished liquid and preparation method thereof Download PDFInfo
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- CN109536041A CN109536041A CN201811623778.2A CN201811623778A CN109536041A CN 109536041 A CN109536041 A CN 109536041A CN 201811623778 A CN201811623778 A CN 201811623778A CN 109536041 A CN109536041 A CN 109536041A
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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
- C09G—POLISHING COMPOSITIONS; SKI WAXES
- C09G1/00—Polishing compositions
- C09G1/02—Polishing compositions containing abrasives or grinding agents
Abstract
The invention discloses a kind of sapphire ball cover processing polished liquid, including following raw material: 40-60 parts of silica solution, 1-3 parts of abrasive material modifying agent, 0.2-0.8 parts of grinding aids, 0.5-1.5 parts of calgon, 0.5-0.9 parts of surfactant, 0.2-1 parts of ethylenediamine tetraacetic methene sodium phosphate complexing agent, 0.1-0.7 parts of pH adjusting agent, 0.4-1.2 parts of polystyrene microsphere lotion.The present invention uses silica solution, polishing fluid prepared by the raw materials such as abrasive material modifying agent, grinding aids of arranging in pairs or groups, fast polishing may be implemented in polishing fluid, to reach the one week efficiency that can go out finished product, solves the problems, such as surface smoothness, originally reach 3-4 grades, it can achieve 2 grades of finish or more now, improve polishing efficiency, originally polishing needs 240 hours, changing into, 10 times of efficiency can be improved after new polishing fluid, and improving window surface precision can satisfy the demand of next-generation hypervelocity missile radome fairing.
Description
Technical field
The present invention relates to sapphire ball cover technical fields, and in particular to a kind of sapphire ball cover processing polished liquid and its preparation
Method.
Background technique
Sapphire is the common name of other color sapphires in sapphire in addition to red ruby, main component
Aluminium oxide, blue sapphire, be due to being wherein mixed with a small amount of titanium (Ti) and iron (Fe) impurity caused by；Sapphire color,
Can have powder red, yellow, and green, it is white, even in same coccolith there are many color, crystal habit is often cylindrical in shape, short cylinder, plate etc.,
Solid is mostly granular or compact massive.It is clear to translucent, glassy lustre.Index of refraction 1.76-1.77, birefringence 0.008,
Dichroism is strong.Heterogeneous body.Sometimes have special optical effect-asterism, hardness 9,3.95-4.1 grams/cube of density
Centimetre, no cleavage, rift development possesses the performances such as excellent optics, mechanics, calorifics, electricity, therefore be widely used in partly leading
The fields such as body, aerospace, military affairs, because it is with broadband high optics light transmittance, high intensity, heat shock resistance and anticorrosive
Etc. unique performance, thus become the optimal material of infrared dome, sapphire ball cover is mainly used in the whole of long-range missile
Stream cover, playing the role of protection guidance detecting element has very well the face type and finish of ball row window through infrared signal
It is required that.
Processing efficiency is low for the polishing fluid of existing use, and a sapphire dome needs 1 month from starting to be worked into molding
Time, material face type is poor after polishing, and finish is bad, and furthermore polishing fluid is at high cost, limits polishing fluid in sapphire ball cover
It is applied in processing technique field.
Summary of the invention
The purpose of the present invention is to provide a kind of sapphire ball cover processing polished liquid and preparation method thereof, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the invention provides the following technical scheme:
A kind of sapphire ball cover processing polished liquid, including following raw material:
40-60 parts of silica solution, 1-3 parts of abrasive material modifying agent, 0.2-0.8 parts of grinding aids, 0.5-1.5 parts of calgon,
0.5-0.9 parts of surfactant, 0.2-1 parts of ethylenediamine tetraacetic methene sodium phosphate complexing agent, 0.1-0.7 parts of pH adjusting agent, polyphenyl second
0.4-1.2 parts of alkene microballoon lotion.
Be as further scheme of the invention: the sapphire ball cover processing polished liquid includes the original of following parts by weight
Material:
50-60 parts of silica solution, 2-3 parts of abrasive material modifying agent, 0.4-0.8 parts of grinding aids, 0.7-1.5 parts of calgon,
0.6-0.9 parts of surfactant, 0.4-1 parts of ethylenediamine tetraacetic methene sodium phosphate complexing agent, 0.3-0.7 parts of pH adjusting agent, polyphenyl second
0.5-1.2 parts of alkene microballoon lotion.
Be as further scheme of the invention: the sapphire ball cover processing polished liquid includes the original of following parts by weight
Material:
50 parts of silica solution, 2 parts of abrasive material modifying agent, 0.5 part of grinding aids, 1 part of calgon, 0.7 part of surfactant,
0.6 part of ethylenediamine tetraacetic methene sodium phosphate complexing agent, 0.4 part of pH adjusting agent, 0.8 part of polystyrene microsphere lotion.
It is as further scheme of the invention: the silicon that the silica solution is partial size 80-120nm, solid content is 42-46%
Sol A and partial size 20-40nm, the silica solution B that solid content is 42-46% are formed according to weight ratio 2:5 mixed preparing.
It is as further scheme of the invention: the silica solution A that the silica solution is partial size 100nm, solid content is 44%
It is formed with partial size 30nm, the silica solution B that solid content is 44% according to weight ratio 2:5 mixed preparing.
Be as further scheme of the invention: the preparation method of the abrasive material modifying agent is by diadust, oxidation
Aluminium micro mist is added in autoclave according to weight ratio 2:1, and the plant ash solution that mass fraction is 80%, stirring is then added
Revolving speed rises to 100-200r/min, stirs 20-30min, then adds sodium citrate, continues to stir 20-30min, then will
Reactant washing, centrifugation, drying.
Be as further scheme of the invention: the grinding aids are rice hull ash.
Be as further scheme of the invention: it in temperature is 200-300 DEG C that the rice hull ash preparation method, which is by rice husk,
Obtained rice hull ash is freezed 20-30min in the case where being sent into temperature and being -5 DEG C, then restored again to room temperature, i.e., by lower calcination 1-2h
It can.
Be as further scheme of the invention: the surfactant is polyether surfactant；The pH is adjusted
Agent is nitric acid.
The present invention also provides a kind of methods for preparing sapphire ball cover processing polished liquid, comprising the following steps:
Step 1 weighs each component raw material as required；
Silica solution, abrasive material modifying agent, grinding aids, calgon are added in ball mill and carry out ball milling by step 2,
PH to 2.0-5.0 is adjusted followed in turn by pH adjusting agent, obtains mixture A；
Step 2 is obtained mixture A, surfactant, ethylenediamine tetraacetic methene sodium phosphate complexing agent, polyphenyl second by step 3
Alkene microballoon lotion is sequentially sent in emulsifying mixer, speed of agitator 3000-6000r/min, stirs 1-2h, and stirring terminates,
Up to sapphire ball cover processing polished liquid of the invention.
Compared with prior art, the present invention have it is following the utility model has the advantages that
(1) present invention uses silica solution, the polishing fluid of the raw materials preparation such as collocation abrasive material modifying agent, grinding aids, polishing fluid
Fast polishing may be implemented, to reach the one week efficiency that can go out finished product, solve the problems, such as surface smoothness, reach 3- originally
4 grades, it now is possible to reach 2 grades of finish or more, improve polishing efficiency, originally polishing needs 240 hours, after changing new polishing fluid into
10 times of efficiency can be improved, improving window surface precision can satisfy the demand of next-generation hypervelocity missile radome fairing.
(2) embodiment of the present invention 3 improves 0.7um/h relative to comparative example 3, average polished rate, and improvement rate is
19.44%, surface roughness reduces 0.15nm, and improvement rate 41.67%, embodiment 3 is relative to comparative example 2, average polished
Rate improves 1.0um/h, improvement rate 27.77%, and surface roughness reduces 0.11nm, improvement rate 34.38%.
Specific embodiment
Combined with specific embodiments below, technical scheme in the embodiment of the invention is clearly and completely described, shows
So, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the reality in the present invention
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
Embodiment 1:
A kind of sapphire ball cover processing polished liquid of the present embodiment, including following raw material:
40 parts of silica solution, 1 part of abrasive material modifying agent, 0.2 part of grinding aids, 0.5 part of calgon, surfactant 0.5
Part, 0.2 part of ethylenediamine tetraacetic methene sodium phosphate complexing agent, 0.1 part of pH adjusting agent, 0.4 part of polystyrene microsphere lotion.
The silica solution A and partial size 20nm, solid content that the silica solution of the present embodiment is partial size 80nm, solid content is 42% be
42% silica solution B is formed according to weight ratio 2:5 mixed preparing.
The preparation method of the abrasive material modifying agent of the present embodiment is by diadust, alumina powder according to weight ratio 2:1
It is added in autoclave, the plant ash solution that mass fraction is 80% is then added, speed of agitator rises to 100r/min, stirs
20min is mixed, sodium citrate is then added, continues to stir 20min, then by reactant washing, centrifugation, drying.
The grinding aids of the present embodiment are rice hull ash.
The rice hull ash preparation method of the present embodiment be by rice husk be 200 DEG C in temperature at calcination 1h, the rice hull ash that will be obtained
20min is freezed in the case where being sent into temperature and being -5 DEG C, is then restored again to room temperature.
The surfactant of the present embodiment is polyether surfactant；The pH adjusting agent is nitric acid.
A kind of method preparing sapphire ball cover processing polished liquid of the present embodiment, comprising the following steps:
Step 1 weighs each component raw material as required；
Silica solution, abrasive material modifying agent, grinding aids, calgon are added in ball mill and carry out ball milling by step 2,
PH to 2.0 is adjusted followed in turn by pH adjusting agent, obtains mixture A；
Step 2 is obtained mixture A, surfactant, ethylenediamine tetraacetic methene sodium phosphate complexing agent, polyphenyl second by step 3
Alkene microballoon lotion is sequentially sent in emulsifying mixer, speed of agitator 3000r/min, stirs 1h, and stirring terminates to get this hair
Bright sapphire ball cover processing polished liquid.
Embodiment 2:
A kind of sapphire ball cover processing polished liquid of the present embodiment, including following raw material:
60 parts of silica solution, 3 parts of abrasive material modifying agent, 0.8 part of grinding aids, 1.5 parts of calgon, surfactant 0.9
Part, 1 part of ethylenediamine tetraacetic methene sodium phosphate complexing agent, 0.7 part of pH adjusting agent, 1.2 parts of polystyrene microsphere lotion.
The silica solution A and partial size 40nm, solid content that the silica solution of the present embodiment is partial size 120nm, solid content is 46% be
46% silica solution B is formed according to weight ratio 2:5 mixed preparing.
The preparation method of the abrasive material modifying agent of the present embodiment is by diadust, alumina powder according to weight ratio 2:1
It is added in autoclave, the plant ash solution that mass fraction is 80% is then added, speed of agitator rises to 200r/min, stirs
30min is mixed, sodium citrate is then added, continues to stir 30min, then by reactant washing, centrifugation, drying.
The grinding aids of the present embodiment are rice hull ash.
The rice hull ash preparation method of the present embodiment be by rice husk be 300 DEG C in temperature at calcination 2h, the rice hull ash that will be obtained
30min is freezed in the case where being sent into temperature and being -5 DEG C, is then restored again to room temperature.
The surfactant of the present embodiment is polyether surfactant；The pH adjusting agent is nitric acid.
A kind of method preparing sapphire ball cover processing polished liquid of the present embodiment, comprising the following steps:
Step 1 weighs each component raw material as required；
Silica solution, abrasive material modifying agent, grinding aids, calgon are added in ball mill and carry out ball milling by step 2,
PH to 5.0 is adjusted followed in turn by pH adjusting agent, obtains mixture A；
Step 2 is obtained mixture A, surfactant, ethylenediamine tetraacetic methene sodium phosphate complexing agent, polyphenyl second by step 3
Alkene microballoon lotion is sequentially sent in emulsifying mixer, speed of agitator 6000r/min, stirs 2h, and stirring terminates to get this hair
Bright sapphire ball cover processing polished liquid.
Embodiment 3:
A kind of sapphire ball cover processing polished liquid of the present embodiment, including following raw material:
50 parts of silica solution, 2 parts of abrasive material modifying agent, 0.5 part of grinding aids, 1 part of calgon, 0.7 part of surfactant,
0.6 part of ethylenediamine tetraacetic methene sodium phosphate complexing agent, 0.4 part of pH adjusting agent, 0.8 part of polystyrene microsphere lotion.
The silica solution A and partial size 30nm, solid content that the silica solution of the present embodiment is partial size 100nm, solid content is 44% be
44% silica solution B is formed according to weight ratio 2:5 mixed preparing.
The preparation method of the abrasive material modifying agent of the present embodiment is by diadust, alumina powder according to weight ratio 2:1
It is added in autoclave, the plant ash solution that mass fraction is 80% is then added, speed of agitator rises to 150r/min, stirs
25min is mixed, sodium citrate is then added, continues to stir 25min, then by reactant washing, centrifugation, drying.
The grinding aids of the present embodiment are rice hull ash.
The rice hull ash preparation method of the present embodiment be by rice husk be 250 DEG C in temperature at calcination 1.5h, the rice husk that will be obtained
Ash freezes 25min in the case where being sent into temperature and being -5 DEG C, then restores again to room temperature.
The surfactant of the present embodiment is polyether surfactant；The pH adjusting agent is nitric acid.
A kind of method preparing sapphire ball cover processing polished liquid of the present embodiment, comprising the following steps:
Step 1 weighs each component raw material as required；
Silica solution, abrasive material modifying agent, grinding aids, calgon are added in ball mill and carry out ball milling by step 2,
PH to 3.5 is adjusted followed in turn by pH adjusting agent, obtains mixture A；
Step 2 is obtained mixture A, surfactant, ethylenediamine tetraacetic methene sodium phosphate complexing agent, polyphenyl second by step 3
Alkene microballoon lotion is sequentially sent in emulsifying mixer, speed of agitator 4500r/min, stirs 1.5h, and stirring terminates to get this
The sapphire ball cover processing polished liquid of invention.
Comparative example 1:
It is essentially identical with the material and preparation process of embodiment 3, it has only the difference is that abrasive material modifying agent is without modification.
Comparative example 2:
It is essentially identical with the material and preparation process of embodiment 3, it has only the difference is that being not added with rice hull ash.
Comparative example 3:
It is essentially identical with the material and preparation process of embodiment 3, it has only the difference is that not adding polystyrene microsphere lotion.
Performance test methods:
Average removal rate is calculated with thickness gauge measurement ball cover thickness difference, with atomic force microscope test surfaces roughness
Value.
Embodiment 1 to 3 and the sapphire ball cover processing polished liquid of comparative example 1-3 preparation are tested to obtain performance test knot
Fruit is as follows
The embodiment of the present invention 3 is relative to comparative example 3, and average polished rate improves 0.7um/h, improvement rate 19.44%,
Surface roughness reduces 0.15nm, improvement rate 41.67%, and embodiment 3 is improved relative to comparative example 2, average polished rate
1.0um/h, improvement rate 27.77%, surface roughness reduce 0.11nm, improvement rate 34.38%.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of sapphire ball cover processing polished liquid, which is characterized in that including following raw material:
40-60 parts of silica solution, 1-3 parts of abrasive material modifying agent, 0.2-0.8 parts of grinding aids, 0.5-1.5 parts of calgon, surface
0.5-0.9 parts of activating agent, 0.2-1 parts of ethylenediamine tetraacetic methene sodium phosphate complexing agent, 0.1-0.7 parts of pH adjusting agent, polystyrene are micro-
0.4-1.2 parts of ball lotion.
2. a kind of sapphire ball cover processing polished liquid according to claim 1, which is characterized in that the sapphire ball cover adds
Work polishing fluid includes the raw material of following parts by weight:
50-60 parts of silica solution, 2-3 parts of abrasive material modifying agent, 0.4-0.8 parts of grinding aids, 0.7-1.5 parts of calgon, surface
0.6-0.9 parts of activating agent, 0.4-1 parts of ethylenediamine tetraacetic methene sodium phosphate complexing agent, 0.3-0.7 parts of pH adjusting agent, polystyrene are micro-
0.5-1.2 parts of ball lotion.
3. a kind of sapphire ball cover processing polished liquid according to claim 2, which is characterized in that the sapphire ball cover adds
Work polishing fluid includes the raw material of following parts by weight:
50 parts of silica solution, 2 parts of abrasive material modifying agent, 0.5 part of grinding aids, 1 part of calgon, 0.7 part of surfactant, second two
Four 0.6 part of methene sodium phosphate complexing agent of amine, 0.4 part of pH adjusting agent, 0.8 part of polystyrene microsphere lotion.
4. a kind of sapphire ball cover processing polished liquid according to claim 1, which is characterized in that the silica solution is partial size
The silica solution B that the silica solution A and partial size 20-40nm, solid content that 80-120nm, solid content are 42-46% are 42-46% is according to weight
Amount is formed than 2:5 mixed preparing.
5. a kind of sapphire ball cover processing polished liquid according to claim 4, which is characterized in that the silica solution is partial size
The silica solution B that the silica solution A and partial size 30nm, solid content that 100nm, solid content are 44% are 44% is mixed according to weight ratio 2:5
It is formulated.
6. a kind of sapphire ball cover processing polished liquid according to claim 1, which is characterized in that the abrasive material modifying agent
Preparation method is to be added to diadust, alumina powder in autoclave according to weight ratio 2:1, and quality is then added
The plant ash solution that score is 80%, speed of agitator rise to 100-200r/min, stir 20-30min, then add citric acid
Sodium continues to stir 20-30min, then by reactant washing, centrifugation, drying.
7. a kind of sapphire ball cover processing polished liquid according to claim 1, which is characterized in that the grinding aids are rice
Shell ash.
8. a kind of sapphire ball cover processing polished liquid according to claim 7, which is characterized in that the rice hull ash preparation side
Method be by rice husk be 200-300 DEG C in temperature at calcination 1-2h, by obtained rice hull ash be sent into temperature be -5 DEG C at freeze 20-
30min then restores again to room temperature.
9. a kind of preparation method of sapphire ball cover processing polished liquid according to claim 1, which is characterized in that the table
Face activating agent is polyether surfactant；The pH adjusting agent is nitric acid.
10. a kind of prepare the method such as the described in any item sapphire ball cover processing polished liquid of claim 1-9, feature exists
In, comprising the following steps:
Step 1 weighs each component raw material as required；
Silica solution, abrasive material modifying agent, grinding aids, calgon are added in ball mill and carry out ball milling, then by step 2
PH to 2.0-5.0 is adjusted with pH adjusting agent again, obtains mixture A；
It is micro- to be obtained mixture A, surfactant, ethylenediamine tetraacetic methene sodium phosphate complexing agent, polystyrene by step 3 for step 2
Ball lotion is sequentially sent in emulsifying mixer, speed of agitator 3000-6000r/min, stir 1-2h, stirring terminate to get
Sapphire ball cover processing polished liquid of the invention.
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Cited By (3)
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| CN111020594A (en) * | 2019-12-04 | 2020-04-17 | 上海富彭展览展示服务有限公司 | Polishing solution for stainless steel surface processing and polishing method using polishing solution |
| CN111195833A (en) * | 2020-01-21 | 2020-05-26 | 韩瑞来 | Polishing method for stone carving and grinding of scagliola |
| CN112521864A (en) * | 2020-12-15 | 2021-03-19 | 绍兴自远磨具有限公司 | Chemical mechanical polishing solution for semiconductor silicon carbide chip |
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| CN112521864A (en) * | 2020-12-15 | 2021-03-19 | 绍兴自远磨具有限公司 | Chemical mechanical polishing solution for semiconductor silicon carbide chip |
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Application publication date: 20190329 |