CN105350050A - Surface treatment technology for plastic product - Google Patents
Surface treatment technology for plastic product Download PDFInfo
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- CN105350050A CN105350050A CN201510800668.9A CN201510800668A CN105350050A CN 105350050 A CN105350050 A CN 105350050A CN 201510800668 A CN201510800668 A CN 201510800668A CN 105350050 A CN105350050 A CN 105350050A
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- plasthetics
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- surface treatment
- magnetron sputtering
- plastic product
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
- C23C14/028—Physical treatment to alter the texture of the substrate surface, e.g. grinding, polishing
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/20—Metallic material, boron or silicon on organic substrates
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/16—Pretreatment, e.g. desmutting
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Electrochemistry (AREA)
- Physical Vapour Deposition (AREA)
Abstract
The invention relates to the technical field of plastic surface treatment and particularly discloses a surface treatment technology for a plastic product. The surface treatment technology includes the following steps that firstly, the surface of the plastic product is polished; secondly, sand blasting is conducted on the surface of the plastic product, and the roughness of the surface of the plastic product can be Ra 0.5-Ra 1.5; thirdly, the plastic product is cleaned; fourthly, the plastic product is conveyed to a magnetron sputtering device to be deposited, and therefore the surface of the plastic product is covered with an aluminum layer through deposition; fifthly, the plastic product is taken out and subjected to anodic oxidation treatment; sixthly, the plastic product obtained after anodic oxidation is dyed; and seventhly, surface treatment is completed. According to the surface treatment technology for the plastic product, during pretreatment, magnetron sputtering is adopted and belongs to physical vapor deposition, and therefore the beneficial effect of environment friendliness is achieved, and the treating cost is low; and in addition, according to the treatment technology, different dyeing can be conducted according to different requirements for colors through a subsequent dyeing technology, and a coloring effect is good.
Description
Technical field
The present invention relates to plastic surface processing technology field, particularly relate to a kind of process of surface treatment of plasthetics.
Background technology
Due to plasthetics, to have quality light, the advantage that shock resistance is good and use cost is low, now, daily living article and electronic product etc. is commonly used to as spare part, particularly at mobile phone, the utilization of the electronic device industry such as panel computer is quite extensive, but because existing technique is when doing outward appearance process to product, often adopt anodic process, can carry out to make its surface dyeing and improving ornamental, but plasthetics is because of self material factors, it directly can not carry out anod surface treatment, existing plasthetics is when painting, most employing is electroplated or is sprayed paint and carries out surface treatment, as everyone knows, electroplating industry pollutes comparatively serious, and the surface lacquer process tack of plasthetics is poor, just easily come off in use for some time or after touching, therefore, there is larger use limitation in existing plasthetics product, greatly limit its application in electronic product industry.
For above present situation, contriver, through test repeatedly and demonstration, proposes plasthetics surface anode treatment process, thus realizes the surface anode treatment process of plasthetics product.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of process of surface treatment of plasthetics is provided, utilize present treatment technique to carry out surface treatment to plasthetics, there is the advantage that technique is simple, processing cost is low and coloring effect is good.
For achieving the above object, the process of surface treatment of a kind of plasthetics of the present invention, comprises following processing step:
S1. polishing is carried out on the surface of plasthetics goods;
S2. sandblasting is carried out to the surface of plasthetics goods, make the surfaceness of plasthetics goods be Ra0.5 ~ Ra1.5;
S3. plasthetics goods are cleaned;
S4. plasthetics goods are delivered in magnetron sputtering equipment and carry out depositing treatment, make the surface deposition of plasthetics goods be coated with aluminium lamination;
S5. take out plasthetics goods and carry out anodic oxidation treatment;
S6. the plasthetics goods after anodic oxidation are carried out dyeing process;
S7. surface treatment completes.
Further, in the step of S4, first carry out heating magnetron sputtering equipment to 230 ~ 280 degree, warm-up time is 50 ~ 80 minutes; Then plasthetics goods are delivered in the deposition chamber of magnetron sputtering equipment; Further deposition chamber is vacuumized, make the vacuum tightness in deposition chamber be 15 ~ 20 millitorrs; Be filled with argon gas again, magnetron sputtering is carried out in energising, and make the surface deposition of plasthetics goods be coated with aluminium lamination, described aluminum layer thickness is 30 ~ 60um.
As preferably, in the step of S4, first carry out heating magnetron sputtering equipment to 250 degree, warm-up time is 65 minutes; Then plasthetics goods are delivered in the deposition chamber of magnetron sputtering equipment; Further deposition chamber is vacuumized, make the vacuum tightness in deposition chamber be 17 millitorrs; Be filled with argon gas again, magnetron sputtering is carried out in energising, and make the surface deposition of plasthetics goods be coated with aluminium lamination, described aluminum layer thickness is 45um.
Further, in the step of S2, the surfaceness of plasthetics goods is Ra0.5 ~ Ra1.5.
Preferably, in the step of S2, the surfaceness of plasthetics goods is Ra0.8.
Further, in the step of S2, described sandblasting adopts 30 order ~ 60 object ceramic sand, zircon sand or powder emery.
Further, in the step of S3, first use clean-out system to carry out first time cleaning to plasthetics, then with water, second time cleaning is carried out to plasthetics.
As preferably, carry out first time clean time, described clean-out system is aqueous cleaning agent or white spirit.
Further, after S5 step completes and before carrying out S6 step, plasthetics goods are placed in cold water and carry out third time cleaning.
Further, the hot water after described dyeing process completes, plasthetics goods being placed in 60 ~ 80 degree carries out the 4th cleaning, and then take out plasthetics goods and dry, described bake out temperature is 60 ~ 80 degree, and drying time is 15 ~ 25 minutes.
Beneficial effect of the present invention: compared with prior art, the process of surface treatment of a kind of plasthetics of the present invention, plasthetics goods are first carried out magnetron sputtering process by present treatment technique, the surface of plasthetics goods is made to form certain thickness aluminium lamination, and then plasthetics goods are carried out anodic oxidation treatment, the surface of aluminium lamination is made to form oxide film, finally plasthetics goods are carried out dyeing process, dyeing can enter in the oxide film of aluminium lamination preferably, thus reach the surface color processing intent of plasthetics, present treatment technique is in pre-process process, magnetron sputtering is adopted to belong to physical vapor deposition, there is the advantage of environmental protection, and processing cost is low, in addition, this treatment process can need to carry out coloured differently according to different colours by follow-up dyeing, coloring effect is good.
Accompanying drawing explanation
Fig. 1 is process flow sheet of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be described in detail.
See Fig. 1.
Embodiment one.
A process of surface treatment for plasthetics, comprises following processing step:
S1. polishing is carried out on the surface of plasthetics goods;
S2. sandblasting is carried out to the surface of plasthetics goods, make the surfaceness of plasthetics goods be Ra0.5;
S3. plasthetics goods are cleaned;
S4. in this step, first carry out heating magnetron sputtering equipment to 230 degree, warm-up time is 50 minutes; Then plasthetics goods are delivered in the deposition chamber of magnetron sputtering equipment; Further deposition chamber is vacuumized, make the vacuum tightness in deposition chamber be 15 millitorrs; Be filled with argon gas again, magnetron sputtering is carried out in energising, and make the surface deposition of plasthetics goods be coated with aluminium lamination, described aluminum layer thickness is 30um;
S5. take out plasthetics goods and carry out anodic oxidation treatment;
S6. the plasthetics goods after anodic oxidation are carried out dyeing process;
S7. surface treatment completes.
The handling principle of this technique is: in S1 step, utilizes cloth turbine to carry out the cleaning of foreign material to the surface of plasthetics goods.
Then, in S2 step, utilize described sandblasting to adopt 30 object ceramic sand, zircon sand or the surfaceness of powder emery to plasthetics goods to control, preferably surfaceness is conducive to the deposition of aluminum particulate in magnetron sputtering process and improves the efficiency of magnetron sputtering.
Then, in S3 step, plasthetics goods are cleaned, specifically, first use clean-out system to carry out first time cleaning to plasthetics goods, described clean-out system is aqueous cleaning agent or white spirit, thus washes greasy dirt or the impurity of plasthetics product surface; With water, second time cleaning is carried out to plasthetics goods again.
Further, in the step of S4, magnetron sputtering equipment utilizes the surface of anomalous glow discharge principle to plasthetics goods to form an aluminium lamination, and it realizes environmental protection, free of contamination advantage.
Then, in the step of S5, utilize anodic oxidation treatment, make the aluminium lamination surface of plasthetics goods form oxide film, thus be conducive to the dyeing process of next step.
Further, after S5 step completes, plasthetics goods are placed in cold water and carry out third time cleaning; By plasthetics goods after anodic oxidation treatment, immediately put into cold water, can prevent temperature from raising, make oxide film automatic hole sealing, be conducive to improving coloring effect.
The hot water after dyeing has processed, plasthetics goods being placed in 60 degree carries out the 4th cleaning, and then take out plasthetics goods and dry, described bake out temperature is 80 degree, and drying time is 15 minutes.Under the effect of this hot water, not only can clean plasthetics goods, and hot water can also prevent because plasthetics goods cross cold and crack, simultaneously, described bake out temperature is roughly the same with hot water cleaning temperature, its object is to avoid the too high oxide film that makes of plasthetics goods Yin Wendu to crack; Improve coloring effect.
Embodiment two.
A process of surface treatment for plasthetics, comprises following processing step:
S1. polishing is carried out on the surface of plasthetics goods;
S2. sandblasting is carried out to the surface of plasthetics goods, make the surfaceness of plasthetics goods be Ra0.8;
S3. plasthetics goods are cleaned;
S4. in this step, first carry out heating magnetron sputtering equipment to 250 degree, warm-up time is 65 minutes; Then plasthetics goods are delivered in the deposition chamber of magnetron sputtering equipment; Further deposition chamber is vacuumized, make the vacuum tightness in deposition chamber be 17 millitorrs; Be filled with argon gas again, magnetron sputtering is carried out in energising, and make the surface deposition of plasthetics goods be coated with aluminium lamination, described aluminum layer thickness is 45um;
S5. take out plasthetics goods and carry out anodic oxidation treatment;
S6. the plasthetics goods after anodic oxidation are carried out dyeing process;
S7. surface treatment completes.
The handling principle of this technique is: in S1 step, utilizes cloth turbine to carry out the cleaning of foreign material to the surface of plasthetics goods.
Then, in S2 step, utilize described sandblasting to adopt 40 object ceramic sand, zircon sand or the surfaceness of powder emery to plasthetics goods to control, preferably surfaceness is conducive to the deposition of aluminum particulate in magnetron sputtering process and improves the efficiency of magnetron sputtering.
Then, in S3 step, plasthetics goods are cleaned, specifically, first use clean-out system to carry out first time cleaning to plasthetics goods, described clean-out system is aqueous cleaning agent or white spirit, thus washes greasy dirt or the impurity of plasthetics product surface; With water, second time cleaning is carried out to plasthetics goods again.
Further, in the step of S4, magnetron sputtering equipment utilizes the surface of anomalous glow discharge principle to plasthetics goods to form an aluminium lamination, and it realizes environmental protection, free of contamination advantage.
Then, in the step of S5, utilize anodic oxidation treatment, make the aluminium lamination surface of plasthetics goods form oxide film, thus be conducive to the dyeing process of next step.
Further, after S5 step completes, plasthetics goods are placed in cold water and carry out third time cleaning; By plasthetics goods after anodic oxidation treatment, immediately put into cold water, can prevent temperature from raising, make oxide film automatic hole sealing, be conducive to improving coloring effect.
The hot water after dyeing has processed, plasthetics goods being placed in 68 degree carries out the 4th cleaning, and then take out plasthetics goods and dry, described bake out temperature is 75 degree, and drying time is 20 minutes.Under the effect of this hot water, not only can clean plasthetics goods, and hot water can also prevent because plasthetics goods cross cold and crack, simultaneously, described bake out temperature is roughly the same with hot water cleaning temperature, its object is to avoid the too high oxide film that makes of plasthetics goods Yin Wendu to crack; Improve coloring effect.
Embodiment three.
A process of surface treatment for plasthetics, comprises following processing step:
S1. polishing is carried out on the surface of plasthetics goods;
S2. sandblasting is carried out to the surface of plasthetics goods, make the surfaceness of plasthetics goods be Ra1.3;
S3. plasthetics goods are cleaned;
S4. in this step, first carry out heating magnetron sputtering equipment to 260 degree, warm-up time is 70 minutes; Then plasthetics goods are delivered in the deposition chamber of magnetron sputtering equipment; Further deposition chamber is vacuumized, make the vacuum tightness in deposition chamber be 19 millitorrs; Be filled with argon gas again, magnetron sputtering is carried out in energising, and make the surface deposition of plasthetics goods be coated with aluminium lamination, described aluminum layer thickness is 50um;
S5. take out plasthetics goods and carry out anodic oxidation treatment;
S6. the plasthetics goods after anodic oxidation are carried out dyeing process;
S7. surface treatment completes.
The handling principle of this technique is: in S1 step, utilizes cloth turbine to carry out the cleaning of foreign material to the surface of plasthetics goods.
Then, in S2 step, utilize described sandblasting to adopt 50 object ceramic sand, zircon sand or the surfaceness of powder emery to plasthetics goods to control, preferably surfaceness is conducive to the deposition of aluminum particulate in magnetron sputtering process and improves the efficiency of magnetron sputtering.
Then, in S3 step, plasthetics goods are cleaned, specifically, first use clean-out system to carry out first time cleaning to plasthetics goods, described clean-out system is aqueous cleaning agent or white spirit, thus washes greasy dirt or the impurity of plasthetics product surface; With water, second time cleaning is carried out to plasthetics goods again.
Further, in the step of S4, magnetron sputtering equipment utilizes the surface of anomalous glow discharge principle to plasthetics goods to form an aluminium lamination, and it realizes environmental protection, free of contamination advantage.
Then, in the step of S5, utilize anodic oxidation treatment, make the aluminium lamination surface of plasthetics goods form oxide film, thus be conducive to the dyeing process of next step.
Further, after S5 step completes, plasthetics goods are placed in cold water and carry out third time cleaning; By plasthetics goods after anodic oxidation treatment, immediately put into cold water, can prevent temperature from raising, make oxide film automatic hole sealing, be conducive to improving coloring effect.
The hot water after dyeing has processed, plasthetics goods being placed in 75 degree carries out the 4th cleaning, and then take out plasthetics goods and dry, described bake out temperature is 68 degree, and drying time is 20 minutes.Under the effect of this hot water, not only can clean plasthetics goods, and hot water can also prevent because plasthetics goods cross cold and crack, simultaneously, described bake out temperature is roughly the same with hot water cleaning temperature, its object is to avoid the too high oxide film that makes of plasthetics goods Yin Wendu to crack; Improve coloring effect.
Embodiment four.
A process of surface treatment for plasthetics, comprises following processing step:
S1. polishing is carried out on the surface of plasthetics goods;
S2. sandblasting is carried out to the surface of plasthetics goods, make the surfaceness of plasthetics goods be Ra1.5;
S3. plasthetics goods are cleaned;
S4. in this step, first carry out heating magnetron sputtering equipment to 280 degree, warm-up time is 80 minutes; Then plasthetics goods are delivered in the deposition chamber of magnetron sputtering equipment; Further deposition chamber is vacuumized, make the vacuum tightness in deposition chamber be 20 millitorrs; Be filled with argon gas again, magnetron sputtering is carried out in energising, and make the surface deposition of plasthetics goods be coated with aluminium lamination, described aluminum layer thickness is 60um;
S5. take out plasthetics goods and carry out anodic oxidation treatment;
S6. the plasthetics goods after anodic oxidation are carried out dyeing process;
S7. surface treatment completes.
The handling principle of this technique is: in S1 step, utilizes cloth turbine to carry out the cleaning of foreign material to the surface of plasthetics goods.
Then, in S2 step, utilize described sandblasting to adopt 60 object ceramic sand, zircon sand or the surfaceness of powder emery to plasthetics goods to control, preferably surfaceness is conducive to the deposition of aluminum particulate in magnetron sputtering process and improves the efficiency of magnetron sputtering.
Then, in S3 step, plasthetics goods are cleaned, specifically, first use clean-out system to carry out first time cleaning to plasthetics goods, described clean-out system is aqueous cleaning agent or white spirit, thus washes greasy dirt or the impurity of plasthetics product surface; With water, second time cleaning is carried out to plasthetics goods again.
Further, in the step of S4, magnetron sputtering equipment utilizes the surface of anomalous glow discharge principle to plasthetics goods to form an aluminium lamination, and it realizes environmental protection, free of contamination advantage.
Then, in the step of S5, utilize anodic oxidation treatment, make the aluminium lamination surface of plasthetics goods form oxide film, thus be conducive to the dyeing process of next step.
Further, after S5 step completes, plasthetics goods are placed in cold water and carry out third time cleaning; By plasthetics goods after anodic oxidation treatment, immediately put into cold water, can prevent temperature from raising, make oxide film automatic hole sealing, be conducive to improving coloring effect.
The hot water after dyeing has processed, plasthetics goods being placed in 80 degree carries out the 4th cleaning, and then take out plasthetics goods and dry, described bake out temperature is 60 degree, and drying time is 25 minutes.Under the effect of this hot water, not only can clean plasthetics goods, and hot water can also prevent because plasthetics goods cross cold and crack, simultaneously, described bake out temperature is roughly the same with hot water cleaning temperature, its object is to avoid the too high oxide film that makes of plasthetics goods Yin Wendu to crack; Improve coloring effect.
Above content is only preferred embodiment of the present invention, and for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, this description should not be construed as limitation of the present invention.
Claims (10)
1. the process of surface treatment of plasthetics, is characterized in that: comprise following processing step:
S1. polishing is carried out on the surface of plasthetics goods;
S2. sandblasting is carried out to the surface of plasthetics goods;
S3. plasthetics goods are cleaned;
S4. plasthetics goods are delivered in magnetron sputtering equipment and carry out depositing treatment, make the surface deposition of plasthetics goods be coated with aluminium lamination;
S5. take out plasthetics goods and carry out anodic oxidation treatment;
S6. the plasthetics goods after anodic oxidation are carried out dyeing process;
S7. surface treatment completes.
2. the process of surface treatment of plasthetics according to claim 1, is characterized in that: in the step of S4, first carries out heating magnetron sputtering equipment to 230 ~ 280 degree, and warm-up time is 50 ~ 80 minutes; Then plasthetics goods are delivered in the deposition chamber of magnetron sputtering equipment; Further deposition chamber is vacuumized, make the vacuum tightness in deposition chamber be 15 ~ 20 millitorrs; Be filled with argon gas again, magnetron sputtering is carried out in energising, and make the surface deposition of plasthetics goods be coated with aluminium lamination, described aluminum layer thickness is 30 ~ 60um.
3. the process of surface treatment of plasthetics according to claim 2, is characterized in that: in the step of S4, first carries out heating magnetron sputtering equipment to 250 degree, and warm-up time is 65 minutes; Then plasthetics goods are delivered in the deposition chamber of magnetron sputtering equipment; Further deposition chamber is vacuumized, make the vacuum tightness in deposition chamber be 17 millitorrs; Be filled with argon gas again, magnetron sputtering is carried out in energising, and make the surface deposition of plasthetics goods be coated with aluminium lamination, described aluminum layer thickness is 45um.
4. the process of surface treatment of plasthetics according to claim 1, is characterized in that: in the step of S2, and the surfaceness of plasthetics goods is Ra0.5 ~ Ra1.5.
5. the process of surface treatment of plasthetics according to claim 1, is characterized in that: in the step of S2, and the surfaceness of plasthetics goods is Ra0.8.
6. the process of surface treatment of plasthetics according to claim 1, is characterized in that: in the step of S2, and described sandblasting adopts 30 order ~ 60 object ceramic sand, zircon sand or powder emery.
7. the process of surface treatment of plasthetics according to claim 1, is characterized in that: in the step of S3, first uses clean-out system to carry out first time cleaning to plasthetics, then carries out second time cleaning with water to plasthetics.
8. the process of surface treatment of plasthetics according to claim 7, is characterized in that: carry out first time clean time, described clean-out system is aqueous cleaning agent or white spirit.
9. the process of surface treatment of plasthetics according to claim 1, is characterized in that: after S5 step completes and before carrying out S6 step, plasthetics goods is placed in cold water and carries out third time cleaning.
10. the process of surface treatment of the plasthetics according to any one of claim 1 ~ 9, it is characterized in that: the hot water after described dyeing process completes, plasthetics goods being placed in 60 ~ 80 degree carries out the 4th cleaning, then take out plasthetics goods to dry, described bake out temperature is 60 ~ 80 degree, and drying time is 15 ~ 25 minutes.
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| CN201510800668.9A CN105350050A (en) | 2015-11-19 | 2015-11-19 | Surface treatment technology for plastic product |
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| CN201510800668.9A CN105350050A (en) | 2015-11-19 | 2015-11-19 | Surface treatment technology for plastic product |
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| CN107675226A (en) * | 2017-09-26 | 2018-02-09 | 联想(北京)有限公司 | Housing processing method and housing |
| CN107740164A (en) * | 2017-09-29 | 2018-02-27 | 广东欧珀移动通信有限公司 | Method for producing shell, housing and electronic equipment |
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