CN102758178B - Method for high-power vacuum plating and wire drawing of plastic substrate - Google Patents
Method for high-power vacuum plating and wire drawing of plastic substrate Download PDFInfo
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- CN102758178B CN102758178B CN201210270290.2A CN201210270290A CN102758178B CN 102758178 B CN102758178 B CN 102758178B CN 201210270290 A CN201210270290 A CN 201210270290A CN 102758178 B CN102758178 B CN 102758178B
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Abstract
The invention discloses a method for high-power vacuum plating and wire drawing of a plastic substrate, and relates to a treatment method of a plastic surface. The invention provides a method for high-power vacuum plating and wire drawing of the plastic substrate, which is capable of realizing plating and wire drawing treatment of a plastic material and is free of wastewater discharge and wide in applicability. The method comprises the following steps: carrying out manual wiping and oil removal treatment on the plastic substrate; after carrying out physical vapor deposition and plasma modification on the plastic substrate, carrying out high-power spluttering deposition on the metal layer; carrying out wire drawing treatment on the treated plastic substrate; carrying out manual wiping, and dust and oil removal treatment on the plastic substrate; and spraying a primer layer and a finish layer on the plastic substrate so as to realize high-power vacuum plating and wire drawing of the plastic substrate.
Description
Technical field
The present invention relates to a kind of method for processing plastic surface, especially relate to the method for a kind of plastic basis material powerful vacuum plated film wire drawing.
Background technology
The wire drawing conventional flowsheet of existing plastic electroplating is: removing oil-removing wax, alligatoring, activation, sensitization, reduction, chemical nickel, electric coke-plated copper, electroplating acid copper, electronickelling, then carries out wire drawing, oil removing, activation, electrodeposited chromium or last PVD, its shortcoming to produce a large amount of waste water and heavy metal contaminants.
Chinese patent 200910135647.4 discloses the metal material copper simulation surface drawing process that a kind of imitative copper is effective, copper metal-like strong, guarantor's light protects look time length and easily large-scale production.Its step is as follows, and 1) the conventional chemical pre-treatment of metal material surface, make metallic surface clean and smooth; 2) electrostatic spraying contains the outdoor powder coating of transparent red of pigment or pure transparent outdoor powder coating; 3) carry out hot transfer printing with the thermographic transfer paper of the dark-grey blueness of imitative copper background color or black straight burr, obtain imitative copper wire-drawing effect.
Chinese patent 201110080260.0 discloses a kind of method implementing imitative metal wire-drawing plated film on engineering plastic surface, and its step comprises: in plastic mother granules, add pigment, carries out dyeing process; Plastic cement blank is carried out dry clean and activation; Plastic cement blank is coated with look coating; Workpiece is carried out wire drawing, obtains the surface of wire drawing lines; Workpiece is carried out dry clean and activation; By the Workpiece painting Lacquer finish finish paint of wire drawing lines, namely complete and implement imitative metal wire-drawing plated film on engineering plastic surface.
Chinese patent 201010183049.5 discloses a kind of making method of housing, comprises the following steps: provide a male model and a master mold; Utilize chemical agent to carry out texture process to the surface of master mold and form texture structure to make the surface of described master mold; Wire drawing process is carried out to the surface of described master mold and forms wire drawing texture to make the surface of described master mold; And utilize described male model and master mold to produce the shell with texture and wire-drawing effect.The making method of this invention housing can produce the shell with texture and wire-drawing effect, and Making programme is simple, and the pattern difficult drop-off on the shell produced.
Summary of the invention
The object of the invention is to the shortcoming for existing in existing plastic cement plating drawing process and deficiency, a kind of plated film wire drawing process that can realize plastic material being provided, thering is no discharge of wastewater, the method for the plastic basis material powerful vacuum plated film wire drawing that adaptability is wider.
The present invention includes following steps:
1) manual wiping oil removal treatment is carried out to plastic basis material;
2) carry out physical vapor deposition plasma at the plastic basis material through step 1) process modified, then carry out high-power sputtering sedimentation metal level;
3) to through step 2) plastic basis material that processes carries out wire drawing process;
4) manual wiping dedusting oil removal treatment is carried out to the plastic basis material through step 3) process;
5) spray-applied primer layer and top coat layer are carried out to the plastic basis material through step 4) process, realize the wire drawing of plastic basis material powerful vacuum plated film.
In step 2) in, the processing condition of described physical vapor deposition plasma modification can be ion source electric current 0.3 ~ 0.6A, bias voltage 20 ~ 80V, dutycycle 40% ~ 80%, argon gas flow velocity 10 ~ 100SCCM, oxygen gas flow rate 0 ~ 150SCCM, acetylene flow velocity 0 ~ 150SCCM, time 3 ~ 5min, to reach clean and the object on change activated matrix surface; The processing condition of described high-power sputtering sedimentation metal level can be and adopt high-power medium-frequency pulse or high-power DC power supply, supply current 50 ~ 200A, voltage 400 ~ 600V, depositing time 15 ~ 35min, bias voltage 20 ~ 80V, dutycycle 40% ~ 80%, argon gas flow velocity 60 ~ 200SCCM; Described metal level can adopt the one in aluminium, copper, nichrome, chromium etc.
In step 3), described wire drawing process, can adopt automatic or artificial mode to carry out wire drawing, and the rotating speed of drawing wire machine is 300 ~ 800r/min; Pulling wheel can be nylon wheel, the one in all-wing aircraft wheel etc.
In step 5), described spray-applied primer layer and top coat layer can be at least one in ultraviolet light polymerization (UV) paint, polyurethane paint (PU) paint; Spraying method is method known in those skilled in the art, and the thickness of prime coat can be 10 ~ 30 μm; The thickness of top coat layer can be 10 ~ 30 μm; Can carry out toning process in described finish paint, debug out required color, described color can be selected from:
Wire drawing nickel (BN) color: L*=72.7 ~ 75.7, A*=0.2 ~ 0.8, B*=6.2 ~ 8.0;
Wire drawing stainless steel (SS) color: L*=72 ~ 76, A*=0.2 ~ 0.8, B*=4.2 ~ 6;
Wire drawing dark nickel look (SL) color: L*=72 ~ 76, A*=0.2 ~ 0.8, B*=8.5 ~ 11.Wherein, L* represents black and white, and 0 is black, and 100 is white, is black between 0 ~ 100; A*: red on the occasion of expression, negative values greenness; B*: yellow on the occasion of expression, negative values blueness.
Compared with electroplating wire drawing with existing plastic cement, the present invention has the following advantages:
1) manual wiping oil removing scrubbing is implemented to plastic basis material, replace the modes such as existing ultrasonic oil removal, the discharge of waste water can be reduced;
2) adopt the high-power sputtering technology of physical vapor deposition (PVD), and implement PVD plasma modification, splash-proofing sputtering metal layer successively; Replace the operations such as the chromic acid alligatoring of the high density of traditional plating, neutralization, sensitization, reduction, chemical nickel, electro-coppering and electronickelling, the requirement of the discharge not having waste water can be met, and these objectionable impuritiess are to the harm of environment and the mankind.
Accompanying drawing explanation
Fig. 1 is the section schematic diagram of product of the present invention.
Embodiment
Embodiment 1 MODIFIED PP plastic basis material plated film wire drawing process
(1) to the manual wiping oil removal treatment of MODIFIED PP plastic basis material;
(2) high-power sputtering sedimentation metal level;
Physical vapor deposition (PVD) metal level is carried out to the plastic basis material processed through step (1), and carries out physical vapor deposition plasma modification successively, high-power sputtering sedimentation metal level; The processing condition of physical vapor deposition plasma modification are ion source electric current 0.3A, bias voltage 20V, dutycycle 80%, argon gas flow velocity 10SCCM, acetylene flow velocity 150SCCM; Time 3min, to reach clean and the object on change activated matrix surface; The processing condition of high-power sputtering sedimentation metal level can be employing high-power DC power supply, and supply current is 200A, and voltage is 600V, and depositing time is 15min, bias voltage 20V, dutycycle 40%, argon gas flow velocity 60SCCM; The metal level of deposition is aluminium.
(3) wire drawing process
Carry out wire drawing process to the plastic basis material processed through step (2), adopt artificial mode to carry out wire drawing, the rotating speed of drawing wire machine is 300r/min; Pulling wheel is nylon wheel.
(4) manual wiping dedusting oil removal treatment is carried out to the plastic basis material processed through step (3);
(5) spray-applied primer and finish paint
To carrying out spraying ultraviolet light polymerization (UV) priming paint and the UV finish paint of the plastic basis material through step 4) process, automatic spray gun is adopted to spray, the concrete grammar of basecoat paint can be: after spraying plating one deck UV paints (thick 10 μm of enamelled coating), send into infrared baking section, carry out levelling, oven dry (70 DEG C × 5min), send into ultraviolet photo-curing section after levelling, oven dry and carry out UV irradiation curing cross-linked (time 10s), it is 1000mJ/cm that UV irradiates the energy solidified
2, and add high anticorrodent in primers to promote the solidity to corrosion of PVD metal level.The concrete grammar of finish paint spraying can be: after spraying plating one deck UV paints (thick 30 μm of enamelled coating), send into infrared baking section, carry out levelling, oven dry (70 DEG C × 8min), send into ultraviolet photo-curing section after levelling, oven dry and carry out UV irradiation curing cross-linked (time 10s), it is 1500mJ/cm that UV irradiates the energy solidified
2.And mix colours in finish paint, recall wire drawing nickel (BN) color.
With reference to the standard of bathroom, following testing standard is carried out to plated film drawn wire product and tests:
1.CASS (anti corrosion test ASTM B368-09)-----4h
2.AASS (SaltSprayTest ASTM G85-9)--------24h
3. cold cycling test (ASME A112.18.1-2005/CSAB125.1-05)---4cycles;
4. knockout test (ASTM D968-09, Method A)-----12liter;
5. water logging test (ASTM D870-02)--------38 ± 2 DEG C × 24h
6. chemical resistant properties test (ASTM D1308-02)--------Na OH 6mol/L;
7. pencil hardness (ASTM D3363-05)----Chinese pencil 2H;
8. hundred cut test (ASTM D3359-09)------more than 3B.
Result is as follows: 1.CASS4h OK; 2.AASS24h OK; 3. cold cycling test OK; 4. knockout test OK; Water logging test OK, does not have colour-change; 6. chemical resistant properties test OK; 7. pencil hardness China pencil 2H; 8. hundred cut test 5B.
The color of product adopts Minolta light splitting color difference meter | and colour-difference meter CM-2600d measures LAB value, and measuring result is as follows: L*=74.2, A*=0.35, B*=7.2.
Embodiment 2ABS plastic basis material plated film wire drawing process
(1) the manual wiping oil removal treatment of ABS plastic base material;
(2) high-power sputtering sedimentation metal level;
Physical vapor deposition (PVD) metal level is carried out to the plastic basis material processed through step (1), and carries out physical vapor deposition plasma modification successively, high-power sputtering sedimentation metal level; The processing condition of physical vapor deposition plasma modification are ion source electric current 0.6A, bias voltage 80V, dutycycle 40%, argon gas flow velocity 10SCCM, oxygen gas flow rate 150SCCM; Time 5min, to reach clean and the object on change activated matrix surface; The processing condition of high-power sputtering sedimentation metal level can be and adopt high-power medium-frequency pulse power supply, and supply current is 50A, and voltage is 400V, and depositing time is 35min, bias voltage 80V, dutycycle 80%, argon gas flow velocity 200SCCM, and the metal level of deposition is nichrome.
(3) wire drawing process
Carry out wire drawing process to the plastic basis material processed through step (2), adopt artificial mode to carry out wire drawing, the rotating speed of drawing wire machine is 800r/min; Pulling wheel is all-wing aircraft wheel.
(4) manual wiping dedusting oil removal treatment is carried out to the plastic basis material processed through step (3);
(5) spray-applied primer and finish paint
Spraying polyurethane paint (PU) priming paint and polyurethane paint (PU) finish paint are carried out to the plastic basis material through step 4) process, automatic spray gun is adopted to spray, the concrete grammar of basecoat paint can be: after spraying plating one deck polyurethane paint (PU) paint (thick 30 μm of enamelled coating), send into infrared baking section, carry out levelling, oven dry (60 DEG C × 120min), and add high anticorrodent in primers to promote the solidity to corrosion of PVD metal level.The concrete grammar of finish paint spraying can be: after spraying plating one deck polyurethane paint (PU) paint (thick 10 μm of enamelled coating), send into infrared baking section, carry out levelling, oven dry (60 DEG C × 60min).And mix colours in finish paint, recall wire drawing stainless steel (SS) color.
With reference to the standard of bathroom, following testing standard is carried out to plated film drawn wire product and tests:
1.CASS (anti corrosion test ASTM B368-09)-----8h
2.AASS (SaltSprayTest ASTM G85-9)--------48h
3. cold cycling test (ASMEA112.18.1-2005/CSAB125.1-05)---4cycles;
4. knockout test (ASTM D968-09, Method A)-----12liter;
5. water logging test (ASTM D870-02)--------38 ± 2 DEG C × 24h
6. chemical resistant properties test (ASTM D1308-02)--------Na OH6mol/L;
7. pencil hardness (ASTM D3363-05)----Chinese pencil 2H;
8. hundred cut test (ASTM D3359-09)------more than 3B.
Result is as follows: 1.CASS8h OK; 2.AASS48h OK; 3. cold cycling test OK; 4. knockout test OK; Water logging test OK, does not have colour-change; 6. chemical resistant properties test OK; 7. pencil hardness China pencil 3H; 8. hundred cut test 5B.
The color of product adopts Minolta light splitting color difference meter | and colour-difference meter CM-2600d measures LAB value, and measuring result is as follows: L*=75.6, A*=0.25, B*=5.3.
Embodiment 3 modified nylon plastic base material plated film wire drawing process
(1) the manual wiping oil removal treatment of modified nylon plastic base material;
(2) high-power sputtering sedimentation metal level;
Physical vapor deposition (PVD) metal level is carried out to the plastic basis material processed through step (1), and carries out physical vapor deposition plasma modification successively, high-power sputtering sedimentation metal level; The processing condition of physical vapor deposition plasma modification are ion source electric current 0.4A, bias voltage 60V, dutycycle 60%, argon gas flow velocity 50SCCM, oxygen gas flow rate 50SCCM; Time 5min, to reach clean and the object on change activated matrix surface; The processing condition of high-power sputtering sedimentation metal level can be and adopt high-power medium-frequency pulse power supply, and supply current is 100A, and voltage is 500V, and depositing time is 25min, bias voltage 40V, dutycycle 60%, argon gas flow velocity 100SCCM, and the metal level of deposition is copper.
(3) wire drawing process
Carry out wire drawing process to the plastic basis material processed through step (2), adopt artificial mode to carry out wire drawing, the rotating speed of drawing wire machine is 600r/min; Pulling wheel is all-wing aircraft wheel.
(4) manual wiping dedusting oil removal treatment is carried out to the plastic basis material processed through step (3);
(5) spray-applied primer and finish paint
Spraying polyurethane paint (PU) priming paint and UV finish paint are carried out to the plastic basis material through step 4) process, automatic spray gun is adopted to spray, the concrete grammar of basecoat paint can be: after spraying plating one deck polyurethane paint (PU) paint (thick 20 μm of enamelled coating), send into infrared baking section, carry out levelling, oven dry (70 DEG C × 90min), and add high anticorrodent in primers to promote the solidity to corrosion of PVD metal level.The concrete grammar of finish paint spraying can be: after spraying plating one deck UV paints (thick 20 μm of enamelled coating), send into infrared baking section, carry out levelling, oven dry (70 DEG C × 8min), send into ultraviolet photo-curing section after levelling, oven dry and carry out UV irradiation curing cross-linked (time 10s), it is 1200mJ/cm that UV irradiates the energy solidified
2.And mix colours in finish paint, recall wire drawing dark nickel look (SL) color.
With reference to the standard of bathroom, following testing standard is carried out to plated film drawn wire product and tests:
1.CASS (anti corrosion test ASTM B368-09)-----8h
2.AASS (SaltSprayTest ASTM G85-9)--------48h
3. cold cycling test (ASMEA112.18.1-2005/CSAB125.1-05)---4cycles;
4. knockout test (ASTM D968-09, Method A)-----12liter;
5. water logging test (ASTM D870-02)--------38 ± 2 DEG C × 24h
6. chemical resistant properties test (ASTM D1308-02)--------Na OH6mol/L;
7. pencil hardness (ASTM D3363-05)------Chinese pencil 2H;
8. hundred cut test (ASTM D3359-09)------more than 3B.
Result is as follows: 1.CASS8h OK; 2.AASS48h OK; 3. cold cycling test OK; 4. knockout test OK; Water logging test OK, does not have colour-change; 6. chemical resistant properties test OK; 7. pencil hardness China pencil 3H; 8. hundred cut test 5B.
The color of product adopts Minolta light splitting color difference meter | and colour-difference meter CM-2600d measures LAB value, and measuring result is as follows: L*=74.6, A*=0.45, B*=9.8.
Fig. 1 provides the section schematic diagram of product of the present invention, in FIG, is respectively labeled as: 1 is plastic base sheet material layers, and 2 is PVD metal wire-drawing layer, and 3 is prime coat, and 4 is top coat layer.
Claims (4)
1. a method for plastic basis material powerful vacuum plated film wire drawing, is characterized in that comprising the following steps:
1) manual wiping oil removal treatment is carried out to plastic basis material;
2) through step 1) to carry out physical vapor deposition plasma modified for the plastic basis material that processes, then carry out high-power sputtering sedimentation metal level; The processing condition of described physical vapor deposition plasma modification are ion source electric current 0.3 ~ 0.6A, bias voltage 20 ~ 80V, dutycycle 40% ~ 80%, argon gas flow velocity 10 ~ 100SCCM, oxygen gas flow rate 0 ~ 150SCCM, acetylene flow velocity 0 ~ 150SCCM, time 3 ~ 5min; The processing condition of described high-power sputtering sedimentation metal level are for adopting high-power medium-frequency pulse or high-power DC power supply, supply current 50 ~ 200A, voltage 400 ~ 600V, depositing time 15 ~ 35min, bias voltage 20 ~ 80V, dutycycle 40% ~ 80%, argon gas flow velocity 60 ~ 200SCCM;
3) to through step 2) plastic basis material that processes carries out wire drawing process;
4) to through step 3) plastic basis material that processes carries out manual wiping dedusting oil removal treatment;
5) to through step 4) plastic basis material that processes carries out spray-applied primer layer and top coat layer, realizes the wire drawing of plastic basis material powerful vacuum plated film; Described spraying method is: the thickness of prime coat is 10 ~ 30 μm; The thickness of top coat layer is 10 ~ 30 μm;
The finish paint of described top coat layer carries out toning process, and debug out required color, described color is selected from:
Wire drawing nickel color: L*=72.7 ~ 75.7, A*=0.2 ~ 0.8, B*=6.2 ~ 8.0;
Wire drawing stainless steel color: L*=72 ~ 76, A*=0.2 ~ 0.8, B*=4.2 ~ 6;
Wire drawing dark nickel look color: L*=72 ~ 76, A*=0.2 ~ 0.8, B*=8.5 ~ 11;
Wherein, L* represents black and white, and 0 is black, and 100 is white, is black between 0 ~ 100; A*: red on the occasion of expression, negative values greenness; B*: yellow on the occasion of expression, negative values blueness.
2. the method for a kind of plastic basis material powerful vacuum plated film as claimed in claim 1 wire drawing, is characterized in that in step 2) in, described metal level adopts the one in aluminium, copper, nichrome, chromium.
3. the method for a kind of plastic basis material powerful vacuum plated film as claimed in claim 1 wire drawing, is characterized in that in step 3) in, described wire drawing process, be adopt automatic or artificial mode to carry out wire drawing, the rotating speed of drawing wire machine is 300 ~ 800r/min; Pulling wheel is nylon wheel, the one in all-wing aircraft wheel.
4. the method for a kind of plastic basis material powerful vacuum plated film as claimed in claim 1 wire drawing, is characterized in that in step 5) in, described spray-applied primer layer and top coat layer are at least one in ultraviolet-cured paint, polyurethane paint paint.
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| CN102978571B (en) * | 2012-11-27 | 2015-06-17 | 厦门建霖工业有限公司 | Fully dry wire drawing method for plastic base material |
| CN103046003B (en) * | 2012-12-31 | 2014-11-05 | 厦门建霖工业有限公司 | Plastic substrate surface processing method for obtaining self cleaning function |
| CN106550569A (en) * | 2015-09-21 | 2017-03-29 | 广东格林精密部件股份有限公司 | A kind of plating reinforcing plastic housing and preparation method thereof |
| CN115532562A (en) * | 2022-09-26 | 2022-12-30 | 新航涂布科技(苏州)有限公司 | Decorative material metal film spraying method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101665577A (en) * | 2008-09-03 | 2010-03-10 | 深圳富泰宏精密工业有限公司 | Method for processing plastic surface |
| CN101985738A (en) * | 2009-07-29 | 2011-03-16 | 中国科学院福建物质结构研究所 | Method for depositing metal or hard ornament film on plastic substrate |
| CN102517618A (en) * | 2011-12-28 | 2012-06-27 | 厦门建霖工业有限公司 | Copper drawing and electroplating method for plastic substrate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102371722B (en) * | 2011-09-06 | 2014-01-08 | 厦门建霖工业有限公司 | Film coating method for implementing blackened bronze and antique nickel wire-drawing component on plastic |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101665577A (en) * | 2008-09-03 | 2010-03-10 | 深圳富泰宏精密工业有限公司 | Method for processing plastic surface |
| CN101985738A (en) * | 2009-07-29 | 2011-03-16 | 中国科学院福建物质结构研究所 | Method for depositing metal or hard ornament film on plastic substrate |
| CN102517618A (en) * | 2011-12-28 | 2012-06-27 | 厦门建霖工业有限公司 | Copper drawing and electroplating method for plastic substrate |
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