CN103568428A - Hard film structure applied to engineering plastics and preparation method thereof - Google Patents
Hard film structure applied to engineering plastics and preparation method thereof Download PDFInfo
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- CN103568428A CN103568428A CN201310564426.5A CN201310564426A CN103568428A CN 103568428 A CN103568428 A CN 103568428A CN 201310564426 A CN201310564426 A CN 201310564426A CN 103568428 A CN103568428 A CN 103568428A
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- engineering plastics
- chromium
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Abstract
The invention discloses a hard film structure applied to engineering plastics. A primer layer is formed on the engineering plastics; a chromium base layer is formed on the primer layer; a nanometer multi-layer composite film is formed on the chromium base layer; a chromium surface layer is formed on the nanometer multi-layer composite film. The invention also discloses a preparation method of the hard film structure applied to the engineering plastics. By using the hard film structure applied to the engineering plastics and the preparation method thereof, the wear resistance and the hardness of engineering plastic surfaces can be improved, and the preparation cost is low.
Description
Technical field
The present invention relates to a kind of hard films structure and preparation method thereof, refer in particular to a kind of hard films structure on engineering plastics and preparation method thereof that is applied to.
Background technology
In prior art, ganoine thin film is mainly used in take, on product that metal is base material, being widely used in mould and Tool Industry, yet, in existing ganoine thin film preparation process, all require metal base to be warmed to 200-1000 ℃, and the plated film time is long, general using high temperature deposition obtains hard films.
Publication number is that CN101244644 discloses a kind of molybdenum base nitride composite ganoine thin film and preparation method thereof, and it requires base material temperature to reach 300-500 ℃, and it is higher to temperature requirement, makes having relatively high expectations to filming equipment.
Publication number is that CN85104662A discloses a kind of plating hardfilm for optical plastic lens technique and purposes, it is characterized in that, before plated film, eyeglass is implemented to (5-15) % cleaning treatment of aqueous alkali, and during plated film, glasses temperature, lower than 70 ℃, is used TiO
2+ ZrO
2mixture and SiO
2or Cr
2o
3and SiO
2make coating materials, the hard films of formation is transparent oxide-film, and its major function is anti-reflection and wear-resisting effect, and it cannot directly apply on engineering plastics.
Summary of the invention
The object of the present invention is to provide a kind ofly for hard films structure on engineering plastics and preparation method thereof, to improve wearability and the hardness of engineering plastic surface, and preparation cost is lower.
For reaching above-mentioned purpose, solution of the present invention is:
A hard films structure on engineering plastics forms prime coat on engineering plastics, forms chromium underlayer on prime coat, forms nanometer multilayer compound film on chromium underlayer, forms chromium top layer on nanometer multilayer compound film.
Further, prime coat is by following compositions in weight percentage: polyurethane acrylic resin 30--40%, monomer 10--20%, nano silicon oxide 3--8%, nano aluminium oxide 5--10%, light trigger 3--5% and diluent 30--40% form by UV photocuring.
Further, nanometer multilayer compound film is comprised of at least one film unit, and this film unit is three-decker, and this three-decker is by Cr, CrSiN and CrSiTiWN staggered.
A hard films structure preparation method on engineering plastics, comprises the following steps:
One, formation prime coat sprays paint on engineering plastics;
Two, the engineering plastics that form prime coat are put into PVD stove;
Three, vacuumize;
Four, plasma aura is processed;
Five, on prime coat, sputter chromium forms chromium underlayer;
Six, on chromium underlayer, by highpowerpulse sputter, form nanometer multilayer compound film;
Seven, on nanometer multilayer compound film, sputter chromium forms chromium top layer.
Further, in step 1, paint is comprised of following compositions in weight percentage: polyurethane acrylic resin 30--40%, monomer 10--20%, nano silicon oxide 3--8%, nano aluminium oxide 5--10%, light trigger 3--5% and diluent 30--40%.
Further, in step 1, adopt UV photo-curing paint, process conditions are: hot baking temperature 50-60 degree Celsius, the time is 6 minutes, UV photocuring energy 1000-1200mj/cm
2.
Further, in step 3, vacuumize that to reach vacuum be 7*10
-3pa.
Further, in step 4, the process conditions that plasma aura is processed are: pass into argon gas and oxygen that flow is 100sccm, and bias voltage 450-600V, the time is 2 minutes.
Further, in step 5, the process conditions that form chromium underlayer are: pass into argon gas 200sccm, bias voltage 100V, electric arc chromium target 70A, time 1-3min.
Further, in step 6, nanometer multilayer compound film is comprised of at least one film unit, and this film unit is three-decker, and this three-decker is by Cr, CrSiN and CrSiTiWN staggered; Forming nanometer multilayer compound film process conditions is: pass into argon gas 200sccm, and sputter chromium target 60A, time 1min, then passes into argon gas 100sccm and nitrogen 120sccm; Sputter chrome-silicon alloys target 60A, time 1min, finally passes into argon gas 80sccm and nitrogen 160sccm; Sputter chrome-silicon alloys target 60A and titanium-tungsten target 70A.
Further, in step 7, the process conditions that form chromium top layer are: pass into argon gas 60sccm, electric arc chromium target 70A, time 3-8min.
Adopt after such scheme, the present invention forms nanometer multilayer compound film on engineering plastics, and this nanometer multilayer compound film can be nanocrystalline and nanocrystalline, can be also nanocrystalline and amorphous state, and particle size is at 3-10nm.Nanometer multilayer compound film has surperficial antifriction, wear-resisting effect, can improve motion credibility and the life-span of friction pair, reach even better result of use identical with high alloy material, the object that realizes energy-conservation, material-saving and raise the efficiency, its anti-wear performance reaches RCA1500 time, pencil hardness 3H.
Meanwhile, in hard films structure preparation method, be all to complete at low temperatures, reduce the requirement to Preparation equipment, reduce preparation cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of preferred embodiment of the present invention.
Label declaration
Engineering plastics 1 prime coat 2
Chromium underlayer 3 composite membranes 4
Chromium top layer 5.
The specific embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is described in detail.
Embodiment mono-
Consult shown in Fig. 1, it is a kind of for the hard films structure on engineering plastics that the present invention discloses, on engineering plastics 1, form prime coat 2, prime coat 2 is by following compositions in weight percentage: polyurethane acrylic resin 30%, monomer 20%, nano silicon oxide 8%, nano aluminium oxide 7%, light trigger 3% and diluent 32% form by UV photocuring.
On prime coat 2, form chromium underlayer 3, on chromium underlayer 3, form nanometer multilayer compound film 4, nanometer multilayer compound film 4 is comprised of at least one film unit, this film unit is three-decker, this three-decker is by Cr, CrSiN and CrSiTiWN staggered, so-called staggered combination refers to and can form film unit by Cr, CrSiN and CrSiTiWN three's permutation and combination, as formed successively Cr, CrSiN and CrSiTiWN film unit at chromium underlayer 3, then repeats described film unit.In the present embodiment, nanometer multilayer compound film 4 is for being followed successively by from the inside to the outside: Cr, CrSiN and CrSiTiWN, be comprised of a film unit.Certainly nanometer multilayer compound film 4 can, for other combination of Cr, CrSiN and CrSiTiWN, as formed successively from the inside to the outside CrSiN, Cr and CrSiTiWN film unit at chromium underlayer 3, or be CrSiTiWN, Cr and CrSiN film unit.
On nanometer multilayer compound film 4, form chromium top layer 5, the effect on chromium top layer 5 is wear-resisting, anticorrosive and attractive in appearance.
The present invention also discloses described a kind of preparation method for the hard films structure on engineering plastics, comprises the following steps:
One, formation prime coat sprays paint on engineering plastics; This paint is comprised of following compositions in weight percentage: polyurethane acrylic resin 30%, monomer 20%, nano silicon oxide 8%, nano aluminium oxide 7%, light trigger 3% and diluent 32%.Adopt UV photo-curing paint, process conditions are: hot baking temperature 50-60 degree Celsius, the time is 6 minutes, UV photocuring energy 1000-1200mj/cm
2.
Two, the engineering plastics that form prime coat are put into PVD stove.
Three, vacuumize, reaching vacuum is 7*10
-3pa.
Four, plasma aura is processed, and process conditions are, passes into argon gas and oxygen that flow is 100sccm, bias voltage 450-600V, and the time is 2 minutes.
Five, on prime coat, sputter chromium forms chromium underlayer, and process conditions are: pass into argon gas 200sccm, bias voltage 100V, electric arc chromium target 70A, time 1-3min.
Six, on chromium underlayer, by highpowerpulse sputter, form nanometer multilayer compound film, this nanometer multilayer compound film is comprised of at least one film unit, and this film unit is three-decker, and this three-decker is by Cr, CrSiN and CrSiTiWN staggered; Forming nanometer multilayer compound film process conditions is: pass into argon gas 200sccm, and sputter chromium target 60A, time 1min, then passes into argon gas 100sccm and nitrogen 120sccm; Sputter chrome-silicon alloys target 60A, time 1min, finally passes into argon gas 80sccm and nitrogen 160sccm; Sputter chrome-silicon alloys target 60A and titanium-tungsten target 70A.
Seven, on nanometer multilayer compound film, sputter chromium forms electric arc chromium top layer, and process conditions are: pass into argon gas 60sccm, electric arc chromium target 70A, time 3-8min.
Embodiment bis-
Prime coat 2 is by following compositions in weight percentage: polyurethane acrylic resin 40%, monomer 15%, nano silicon oxide 3%, nano aluminium oxide 5%, light trigger 4% and diluent 33%.
Embodiment tri-
Prime coat 2 is by following compositions in weight percentage: polyurethane acrylic resin 35%, monomer 10%, nano silicon oxide 8%, nano aluminium oxide 10%, light trigger 3% and diluent 34%.
The foregoing is only preferred embodiment of the present invention, the not restriction to this case design, all equivalent variations of doing according to the design key of this case, all fall into the protection domain of this case.
Claims (10)
1. for the hard films structure on engineering plastics, it is characterized in that: on engineering plastics, form prime coat, on prime coat, form chromium underlayer, on chromium underlayer, form nanometer multilayer compound film, on nanometer multilayer compound film, form chromium top layer.
2. as claimed in claim 1 a kind of for the hard films structure on engineering plastics, it is characterized in that: prime coat is by following compositions in weight percentage: polyurethane acrylic resin 30--40%, monomer 10--20%, nano silicon oxide 3--8%, nano aluminium oxide 5--10%, light trigger 3--5% and diluent 30--40% form by UV photocuring.
3. as claimed in claim 1 a kind of for the hard films structure on engineering plastics, it is characterized in that: nanometer multilayer compound film is comprised of at least one film unit, this film unit is three-decker, this three-decker is by Cr, CrSiN and CrSiTiWN staggered.
4. for the hard films structure preparation method on engineering plastics, it is characterized in that: comprise the following steps:
One, formation prime coat sprays paint on engineering plastics;
Two, the engineering plastics that form prime coat are put into PVD stove;
Three, vacuumize;
Four, plasma aura is processed;
Five, on prime coat, sputter chromium forms chromium underlayer;
Six, on chromium underlayer, by highpowerpulse sputter, form nanometer multilayer compound film;
Seven, on nanometer multilayer compound film, sputter chromium forms chromium top layer.
5. as claimed in claim 4 a kind of for the hard films structure preparation method on engineering plastics, it is characterized in that: in step 1, paint is comprised of following compositions in weight percentage: polyurethane acrylic resin 30--40%, monomer 10--20%, nano silicon oxide 3--8%, nano aluminium oxide 5--10%, light trigger 3--5% and diluent 30--40%.
6. as claimed in claim 4 a kind of for the hard films structure preparation method on engineering plastics, it is characterized in that: in step 1, adopt UV photo-curing paint, process conditions are: hot baking temperature 50-60 degree Celsius, time is 6 minutes, UV photocuring energy 1000-1200mj/cm
2.
7. as claimed in claim 4 a kind of for the hard films structure preparation method on engineering plastics, it is characterized in that: in step 4, the process conditions that plasma aura is processed are: pass into argon gas and oxygen that flow is 100sccm, and bias voltage 450-600V, the time is 2 minutes.
8. as claimed in claim 4 a kind of for the hard films structure preparation method on engineering plastics, it is characterized in that: in step 5, the process conditions that form chromium underlayer are: pass into argon gas 200sccm, bias voltage 100V, electric arc chromium target 70A, time 1-3min.
9. as claimed in claim 4 a kind of for the hard films structure preparation method on engineering plastics, it is characterized in that: in step 6, nanometer multilayer compound film is comprised of at least one film unit, and this film unit is three-decker, and this three-decker is by Cr, CrSiN and CrSiTiWN staggered; Forming nanometer multilayer compound film process conditions is: pass into argon gas 200sccm, and sputter chromium target 60A, time 1min, then passes into argon gas 100sccm and nitrogen 120sccm; Sputter chrome-silicon alloys target 60A, time 1min, finally passes into argon gas 80sccm and nitrogen 160sccm; Sputter chrome-silicon alloys target 60A and titanium-tungsten target 70A.
10. as claimed in claim 4 a kind of for the hard films structure preparation method on engineering plastics, it is characterized in that: in step 7, the process conditions that form chromium top layer are: pass into argon gas 60sccm, electric arc chromium target 70A, time 3-8min.
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| CN103568428B CN103568428B (en) | 2016-01-13 |
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Citations (8)
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|---|---|---|---|---|
| JPH1161380A (en) * | 1997-08-20 | 1999-03-05 | Kobe Steel Ltd | Wear resistant multi-layer type hard coating film |
| CN1772820A (en) * | 2004-11-10 | 2006-05-17 | 比亚迪股份有限公司 | Ultraviolet cured paint for plastics and its production process |
| CN101343724A (en) * | 2008-08-15 | 2009-01-14 | 厦门建霖工业有限公司 | Method for functional decoration film coating on engineering plastic rubber surface |
| CN101786351A (en) * | 2010-01-29 | 2010-07-28 | 湖州金泰科技股份有限公司 | Coated polycarbonate |
| CN102061448A (en) * | 2009-11-18 | 2011-05-18 | 向熙科技股份有限公司 | Method for preparing hard membrane by stack process |
| CN102152541A (en) * | 2010-12-10 | 2011-08-17 | 厦门建霖工业有限公司 | Method for preparing composite interlayer coating film on surface of engineering plastics |
| CN102328477A (en) * | 2011-05-31 | 2012-01-25 | 厦门建霖工业有限公司 | Method for compounding double-layer plating films on plastic surface by fully dry method |
| CN102604035A (en) * | 2012-03-13 | 2012-07-25 | 广东深展实业有限公司 | Ultraviolet cured two-degree-of-functionality polyurethane acrylic ester base coating resin for vacuum coating |
-
2013
- 2013-11-14 CN CN201310564426.5A patent/CN103568428B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1161380A (en) * | 1997-08-20 | 1999-03-05 | Kobe Steel Ltd | Wear resistant multi-layer type hard coating film |
| CN1772820A (en) * | 2004-11-10 | 2006-05-17 | 比亚迪股份有限公司 | Ultraviolet cured paint for plastics and its production process |
| CN101343724A (en) * | 2008-08-15 | 2009-01-14 | 厦门建霖工业有限公司 | Method for functional decoration film coating on engineering plastic rubber surface |
| CN102061448A (en) * | 2009-11-18 | 2011-05-18 | 向熙科技股份有限公司 | Method for preparing hard membrane by stack process |
| CN101786351A (en) * | 2010-01-29 | 2010-07-28 | 湖州金泰科技股份有限公司 | Coated polycarbonate |
| CN102152541A (en) * | 2010-12-10 | 2011-08-17 | 厦门建霖工业有限公司 | Method for preparing composite interlayer coating film on surface of engineering plastics |
| CN102328477A (en) * | 2011-05-31 | 2012-01-25 | 厦门建霖工业有限公司 | Method for compounding double-layer plating films on plastic surface by fully dry method |
| CN102604035A (en) * | 2012-03-13 | 2012-07-25 | 广东深展实业有限公司 | Ultraviolet cured two-degree-of-functionality polyurethane acrylic ester base coating resin for vacuum coating |
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Address after: Tianfeng road in Jimei District of Xiamen City, Fujian Province, No. 69 361000 Patentee after: Xiamen Jian Lin health home Limited by Share Ltd Address before: The North Industrial Zone of Jimei Tianfeng road Xiamen City, Fujian province 361021 No. 69 Patentee before: Xiamen Runner Industrial Corporation |
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