CN103374294B - One can metallized compositions, coat and the metallized method of nonmetallic surface selective - Google Patents

One can metallized compositions, coat and the metallized method of nonmetallic surface selective Download PDF

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Publication number
CN103374294B
CN103374294B CN201210124315.8A CN201210124315A CN103374294B CN 103374294 B CN103374294 B CN 103374294B CN 201210124315 A CN201210124315 A CN 201210124315A CN 103374294 B CN103374294 B CN 103374294B
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compositions
resin
metallized
coat
plating
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CN103374294A (en
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宫清
林宏业
孙丰振
胡文
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BYD Co Ltd
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BYD Co Ltd
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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
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04—Polyurethanes
    • C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
    • C09D167/08—Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04—Polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/54—Electroplating of non-metallic surfaces
    • C25D5/56—Electroplating of non-metallic surfaces of plastics

Abstract

One of the present invention can metallized compositions, coat and the metallized method of nonmetallic surface selective, it is provided that one can metallize compositions, including matrix resin and solvent, wherein, and the polymer of structure shown in the contained I of matrix resin,Formulas I wherein, R1��R2It is independently selected from one or more in hydroxyl, NCO, alkoxyl or alkyl; R3For C1��C4Alkyl; n1It it is the integer between 20��300, can normally upper plate after shaping, and it is strong with the adhesion of metal layer, the compositions of the present invention can pass through the simple process Selective coatings such as spraying, printing, dip-coating, brushing in electroless coating level nonmetallic surface simultaneously, the integrative-structure layer strong with nonmetal adhesion can be formed at nonmetallic surface after solidification, chemical plating again, in set position metallization, without plating and the plating leakage phenomenon of overflowing, can easily realizing the selective metallization of nonmetallic surface, method simply easily realizes.

Description

One can metallized compositions, coat and the metallized method of nonmetallic surface selective
Technical field
The invention belongs to metallization technology field, particularly relating to one can metallized compositions, coat and the metallized method of nonmetallic surface.
Background technology
Metallized non-metallic material conventional at present is usually ABS, PP, phenolic aldehyde glass fiber reinforced plastics etc., and to use the special plating level plastics in above plastics just passable respectively. Wherein, especially ripe with the metallization process of ABS. Its common process is as follows: first nonmetallic surface is carried out a series of pre-treatment, then chemical plating is carried out, the certain thickness metal of chemical deposition is thus realizing metallization, the need to, follow-up electroplating technology can be carried out in this metal surface again, make surface complete the galvanic metallization decoration of routine. Wherein surface pretreatment process can carry out according to following steps, oil removing, alligatoring, neutralization reduction, activation, reduction dispergation etc., and there is significant limitation in the practical application of these plastics, make nonmetallic surface metallization limited, limit the development of industry, simultaneously in existing practical application, the common plastics material that major part product uses is electroless coating level, such as plastics such as PC, PET, PMMA, it is difficulty with metallization, and for conventional plating level plastics, also all can only be metallized in its surface, it is difficult to realize metallized selectivity.
Summary of the invention
The invention solves prior art exists the practical application of metallized plastics can there is significant limitation, the common plastics of major part electroless coating level cannot realize metallization, and the metallized plating level plastics of energy, can only all metallize, it is difficult to metallized selectivity, affects the technical problem of industry development. There is provided the one can metallized compositions, coat and the metallized method of nonmetallic surface.
First purpose of the present invention is to provide one and can metallize compositions, including matrix resin and solvent, wherein, and the polymer of structure shown in the contained I of matrix resin,
Formulas I
Wherein, R1��R2It is independently selected from one or more in hydroxyl, NCO, alkoxyl or alkyl; R3For C1��C4Alkyl; n1It it is the integer between 20��300.
Second purpose of the present invention is to provide one and can metallize coat, and described coat adopts above-mentioned metallized compositions to prepare according to the following step:
S1, matrix resin, solvent are mixed to obtain slurry;
S2, the slurry of step S1 gained is coated on matrix, solidifies to obtain the coat that can metallize.
3rd purpose of the present invention is to provide a kind of nonmetallic surface selective method for metallising, and step includes: A, the above-mentioned compositions that metallizes is mixed to obtain slurry;
B, need metallized nonmetallic surface coating step A gained slurry, solidify to obtain paint film;
C, step B gained paint film is carried out alligatoring and activation, after carry out coating surface plating, it is achieved nonmetallic surface selective metallizes.
Present inventors have unexpectedly found that compositions provided by the invention can metallize after shaping, and it is strong with the adhesion of metal layer, the compositions of the present invention can pass through the simple process Selective coatings such as spraying, printing, dip-coating, brushing in electroless coating level nonmetallic surface simultaneously, the integrative-structure layer strong with nonmetal adhesion can be formed at nonmetallic surface after solidification, again through pre-treating technology, after carry out chemical plating, only can realize metallization at the coating surface solidified, thus realizing the purpose of selective metallization. Speculate reason probably due to the matrix resin of the present invention contains special molecular chain structure, macromolecular chain contains many double bonds active group of special construction, necessary chemical bond can be provided for the chemical coarsening process of subsequent metallisation pre-treatment, create conditions for follow-up activation, it is metallization and creates condition, it is ensured that effective adhesion of metal layer. The compositions of the present invention can also adopt the direct injection mo(u)lding of matrix resin, formation can metallized plastic parts, have a wide range of applications, the metal layer simultaneously formed during its metallization is also strong with the adhesion of matrix.
Detailed description of the invention
In order to make technical problem solved by the invention, technical scheme and beneficial effect clearly understand, below in conjunction with embodiment, the present invention is further elaborated. Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
The invention provides one can metallize compositions, including matrix resin and solvent, the polymer of structure shown in the contained I of described matrix resin,
Formulas I
Wherein, R1��R2It is independently selected from one or more in hydroxyl, NCO, alkoxyl or alkyl; R3For C1��C4Alkyl; n1It it is the integer between 20��300. Containing special molecular chain structure in matrix resin, macromolecular chain contains many double bonds active group of special construction, necessary chemical bond can be provided for the chemical coarsening process of pre-treatment of metallizing, create conditions for follow-up activation, it is ensured that effective adhesion of chemical deposit.
Preferably, polymer is end hydroxy butadiene, terminal isocyanate group polybutadiene or drying oil-modified resin. Wherein, drying oil-modified resin is preferably modification of flax oil alkyd resin or castor oil modified alkyd resin. It is preferred that, polymer is the end hydroxy butadiene of structure shown in Formula II,
Formula II
Wherein, n2It is the integer between 20��300, it is preferable that n2It it is the integer between 30��100. Preferred structure can solidify to form structure shown in formula III
Formula III
This structure is in the coarsening process of metallization pre-treatment, under the effect of coarsening solution, react the chemical reaction shown in I so that solidifying film layer surface middle part divides segment by eating away, form micropore and groove, and these micro-rough structure peripheries be covered with hydrophilic group as-OH��-SO3H etc., create condition for follow-up activation process, are metallization and create condition, further increase effective adhesion of metal layer simultaneously.
Reaction I.
Matrix resin can also contain other water-based systems and/or solvent-based system resin, wherein, other water-based systems and the solvent-based system resin present invention do not limit, the various water-based systems that can be known to the skilled person and solvent-based system resin, can also be able to be multiple for one, the present invention does not limit, it is preferable that matrix resin includes one or more in polyurethane resin, epoxy resin, acrylic resin, polyester resin, alkyd resin, drying oil resin or its mutual modified resin. Above-mentioned matrix resin can spontaneous curing under certain condition, can also by reacting solidification under certain condition with curing system resin, the present invention does not limit, possibly together with curing system resin in preferred matrix resin, can adopt and well known to a person skilled in the art various curing system resin, it is preferable that one or more in amino resins, isocyanate resin, amine, acids, anhydrides or phenolic resin. For optimizing the overall performance of whole metallized product, it is preferable that matrix resin includes acrylic resin, saturated polyester resin, epoxy resin and isocyanate resin, matrix resin composition polyurethane resin systems. Resin selected by the present invention is including but not limited to above resin. Other above-mentioned water-based systems and/or the matrix resin of solvent-based system resin weight/mass percentage composition in application composition are preferably 30��80%, and more preferably 50��65%. Metallization pre-treatment is had inertia by above-mentioned resin, is avoided that in the metallization pre-treatment impact on the key property of cured film, optimizes the adhesive force of metal layer and base material.
Preferably, with the total amount of matrix resin for benchmark, the weight/mass percentage composition of polymer is 15��50wt%. More preferably 25��40%, optimize the coat formed performance and with effective adhesion of metal layer.
Generally when the compositions that metallizes need to be applied to the selective metallization of nonmetallic surface, paint film need to be prepared, by paint film is metallized, thus realizing the selective metallization to nonmetallic surface at nonmetallic surface, compositions is typically prepared into paintable slurry, typically contains solvent. Solvent is the present invention do not limit, the various solvents that can be known to the skilled person, coating is generally made to have the paintabilities such as spraying or printing, preferably it can be uniformly dispersed compositions in situation, matrix resin etc. in compositions has good dissolving power optimum, ground generally has certain erosion ability of stinging best. Can be such as conventional oil system, chemical solvent, water etc. Solvent-based system solvent, it may be preferable to the organic solvents such as ketone, alkoxide, benzene class, for instance Ketohexamethylene, propylene glycol methyl ether acetate, butyl acetate, dimethylbenzene etc. Solvent selected by the present invention is including but not limited to above solvent. Above-mentioned solvent weight/mass percentage composition in the composition is preferably 15��60%, and more preferably 20��40%.
Preferably, compositions can also include auxiliary agent. Auxiliary agent is the present invention do not limit, can be added modifiying according to design needs, for instance auxiliary agent can be selected from one or more in surfactant, defoamer, wetting dispersing agent, auxiliary rheological agents, UV light stabilizing agent, preservative, light trigger or active catalyst. Concrete can select above-mentioned Additives Products from BYK, AFCONA, TEGO, Qi Badeng producer. The addition present invention of auxiliary agent is also without restriction, and with the total amount of compositions for benchmark, the weight/mass percentage composition of above-mentioned auxiliary agent is preferably 0.1��5%, and more preferably 0.2��2%.
Preferably, compositions can also include color stuffing, for strengthening the coat adhesive force to metal level, improve richness and the mechanical performance etc. of coat. Color stuffing can be inorganic pigment or organic pigment, and inorganic pigment can be metal or nonmetal oxide, salt, simple substance etc., and organic pigment can be phthualocyanine pigment, AZOpigments etc. Concrete can select from the pigment such as calcium carbonate, Pulvis Talci, titanium dioxide. Color stuffing selected by the present invention is including but not limited to above color stuffing. Above-mentioned color stuffing mass fraction in the composition is preferably 0��30%, it is preferred that 0��20%.
Invention also provides one can metallize coat, described coat adopts above-mentioned metallized compositions to prepare according to the following step:
S1, matrix resin, solvent are mixed to obtain slurry; Wherein, mixing employing well known to a person skilled in the art various hybrid mode, for instance mechanical agitation etc., and the present invention does not limit, and to the order of addition present invention of each material also without restriction, generally first will organically mix, and add inorganic substances. Can heat as required during mixing or cooling etc., for instance heating in water bath or cooling water circulation.
S2, the slurry of step S1 gained is coated on matrix, solidifies to obtain the coat that can metallize. The mode present invention of coating is also without restriction, such as can pass through spraying, printing, dip-coating, brushing etc. and form one layer of slurry at matrix surface, solidify the present invention not limit, the various solidifications that can be known to the skilled person, such as thermoplasticity solidification, thennosetting curable etc., more easy-operating curing mode can be carried out according to the kind of matrix resin, other materials of interpolation can certainly be adopted to carry out the solidification of other modes, the present invention does not limit, generally optional cold curing, be heating and curing, UV illumination curing etc. Matrix is the present invention do not limit, it is possible to be used to do the support of coat, it is possible to be the matrix not being combined with coat, it is also possible to being need metallized part, direct metallized, the coating formed with the compositions of the present invention has good adhesion.
The concrete reaction solidified can enumerate as shown in reaction II:
Reaction II
Invention also provides a kind of nonmetallic surface selective method for metallising, step includes:
A, the above-mentioned compositions that metallizes is mixed to obtain slurry;
B, need metallized nonmetallic surface coating step A gained slurry, solidify to obtain paint film;
C, step B gained paint film is carried out alligatoring and activation, after carry out coating surface plating, it is achieved nonmetallic surface selective metallizes. Wherein, coating surface can be carried out chemical etching and increase its hydrophilic by alligatoring, typically via acid and strong oxidizing property coarsening solution effect, make coating surface generation chemical reaction, the chemical bond rupture on surface is oxidized, there is the micro-rough structure such as micropore and groove in surface, ensure " riveted " effect between final coating and base material, strengthen adhesion, simultaneously, the appropriate existence of hydrophilic group such as carboxyl, the hydroxyl etc. produced after oxidation, it is ensured that the chemical plating catalyst produced in ensuing activation process can normally be attracted to micropore and groove. The preferred chromic anhydride of coarsening solution adds mineral acid coarsening solution or potassium permanganate adds mineral acid coarsening solution etc., and concrete preferably chromic anhydride adds mineral acid coarsening solution. Wherein, the mineral acid present invention does not limit, it is possible to one or more in sulphuric acid, hydrochloric acid or phosphoric acid, concrete preferably sulfuric acid. Can oneself configure can also be commercial, for instance can adopt the coarsening solution product of the corresponding types of the producer such as Atotech, wheat dolantin. Some acidic materials and oxidants etc. can be remained after general alligatoring, for preventing its impact on product and subsequent handling, generally after alligatoring, substrate surface can be neutralized reduction treatment.
Activate and provide catalytic active center for electroless plating, it is generally required to the catalyst of noble metal such as palladium, gold etc., colloidal material is formed at coating surface under the effect of activating solution, noble metal salt is reduced by the reducing agent in activating solution, obtaining precious metal simple substance such as palladium, colloidal material wraps up formation colloid palladium noble metals such as palladiums, and colloid palladium is then under the effect of hydrophilic group, enter micropore and the interior riveted joint of groove of base material, thus ensureing adhesion and the practicality of the metal layer of plating. Activating solution can be selected from one or more in the activating solution of the types such as colloid palladium type, Palladous chloride. type, nitric acid silver type, it is preferred to activation colloid palladium type activating solution. Can oneself configure can also be commercial, for instance can adopt the activating solution product of the corresponding types of the company such as Atotech, wheat dolantin. The palladium of its catalytic active center generally formed is in colloid parcel, it is necessary to opened by colloid, exposes palladium, strengthens catalysis activity, it is possible to adopt reduction dispergation.
The paint film solidifying to form also can be carried out as required other pre-treating technologies, the oil removing cleaning process etc. of such as preamble, certainly if desired for also nonmetallic surface being carried out some pre-treating technologies, oil removing is cleaned and be may be for this part of paint film, can be to whole entirety, the present invention does not limit, and may be used without well known to a person skilled in the art various subsequent treatment etc. after reduction dispergation. Can electroplate after having processed, the electric plating method present invention is also without restriction, can adopt and well known to a person skilled in the art various electro-plating method, such as chemical plating, concrete can be electroless copper, chemical nickel plating etc., can continue in upper electroplating other metals, metal species and the bright not restriction of number of plies this law to plating, it is widely used.
Metallized nonmetallic surface is needed to refer to the part of selective metallization, the method adopting the present invention, can only to needing metallized part to metallize, after the compositions of the coating present invention, nonmetal above-mentioned technique can be carried out to whole, and only needing metallized part to form firmly metal layer, technique is simple, easily realizes. Wherein, the nonmetal material being simply combined very well with the paint film of the present invention, in conjunction with being physical bond, chemical bonds is formed when can also be solidify, it can be such as existing wide variety of electroless coating level plastic bottom material, the plastics such as such as PC, PET, PMMA, the ground that the present invention is suitable for is including but not limited to above material. The selective metallization working of plastics that the present invention makes, has the selectivity of excellence during electroless plating, can well distinguish the boundary of plating and not upper plating, effectively prevent plating of overflowing; There is between metal layer and base material the adhesive force of excellence; Less costly. Can apply to multiple high-tech area, for instance interior of mobile phone antenna, fine circuitry, selective electroplating appearance member etc., thus the technical performance that improve product also reduces the cost of original scheme, substantially increase the competitiveness of product.
Below in conjunction with specific embodiment, the present invention is further explained explanation. In embodiment and comparative example, adopted raw material is each through being commercially available.
Embodiment 1
(1) weighing compositions as shown in table 1, mixing, rear employing typography is coated on PC surface of bottom material, and the thickness of coating is 30 microns, and in vented oven, 80 DEG C are toasted about 1h solidification.
(2) sample is carried out oil removing, then according to following technique carries out pre-treatment and electroless copper: alligatoring (50 DEG C keep 10min) washing reduction (20g/l sodium sulfite solution, room temperature keeps 5min) washing activation (room temperature keeps 5min) washing reduction (20g/l sodium sulfite solution, room temperature keeps 5min) wash dispergation (500ml/l hydrochloric acid solution, room temperature keep 5min) and wash electroless copper (40 DEG C keep 1��4h) washing. Obtain sample S1 (wherein, coarsening solution uses the chromic anhydride of Atotech to add mineral acid coarsening solution product, and activating solution uses the colloid palladium type activating solution product of Atotech).
Embodiment 2
The method and steps identical with embodiment 1 is adopted to prepare sample S2, the difference is that compositions, specifically as shown in table 1.
Embodiment 3
The method and steps identical with embodiment 1 is adopted to prepare sample S3, the difference is that compositions, specifically as shown in table 1.
Embodiment 4
The method and steps identical with embodiment 1 is adopted to prepare sample S4, the difference is that compositions, specifically as shown in table 1.
Embodiment 5
The method and steps identical with embodiment 1 is adopted to prepare sample S5, the difference is that compositions, specifically as shown in table 1.
Embodiment 6
The method and steps identical with embodiment 1 is adopted to prepare sample S6, the difference is that compositions, specifically as shown in table 1.
Embodiment 7
The method and steps identical with embodiment 1 is adopted to prepare sample S7, the difference is that compositions, specifically as shown in table 1.
Embodiment 8
The method and steps identical with embodiment 1 is adopted to prepare sample S8, the difference is that compositions, specifically as shown in table 1.
Comparative example 1
The method and steps identical with embodiment 1 is adopted to prepare sample DS1, the difference is that compositions, specifically as shown in table 1.
Performance test:
The sample DS1 of the sample S1-S8 according to the technical standard of ASTMD3359-1997 prepared by embodiment 1-9 and comparative example 1 preparation carries out adhesive force test, observe the outward appearance of sample S1-S8, DS1 simultaneously, whether there are overflow plating or plating leakage, whether be namely metallize smoothly according to set position in appearance, test result is table 2 such as.
Table 1
Table 2
Sample Adhesive force Outward appearance
S1 0 grade Upper plating is normal, without plating and the plating leakage of overflowing
S2 1 grade Upper plating is normal, and without plating and the plating leakage of overflowing, simply upper plating speed is slower
S3 0 grade Upper plating is normal, without plating and the plating leakage of overflowing
S4 0 grade Upper plating is normal, without plating and the plating leakage of overflowing
S5 1 grade Upper plating is normal, and without plating and the plating leakage of overflowing, simply entirety is partially soft
S6 0 grade Upper plating is normal, without plating and the plating leakage of overflowing
S7 0 grade Upper plating is normal, without plating and the plating leakage of overflowing
S8 1 grade Upper plating is normal, and without plating and the plating leakage of overflowing, but richness is less than 8-->
DS1 0 grade Plating cannot be gone up
The compositions of the present invention can normally upper be plated after shaping, and it is strong with the adhesion of metal layer, the compositions of the present invention can pass through the simple process Selective coatings such as spraying, printing, dip-coating, brushing in electroless coating level nonmetallic surface simultaneously, the integrative-structure layer strong with nonmetal adhesion can be formed at nonmetallic surface after solidification, chemical plating again, in set position metallization, without plating and the plating leakage phenomenon of overflowing, can easily realizing the selective metallization of nonmetallic surface, method simply easily realizes.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all any amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within protection scope of the present invention.

Claims (11)

1. the compositions that can metallize, it is characterized in that, including matrix resin and solvent, described matrix resin comprises drying oil-modified resin, acrylic resin, polyester resin and isocyanate resin, and described drying oil-modified resin is modification of flax oil alkyd resin or castor oil modified alkyd resin.
2. compositions according to claim 1, it is characterised in that with the total amount of matrix resin for benchmark, the weight/mass percentage composition of described drying oil-modified resin is 15��50wt%.
3. compositions according to claim 2, it is characterised in that with the total amount of matrix resin for benchmark, the weight/mass percentage composition of described drying oil-modified resin is 25��40%.
4. compositions according to claim 1, it is characterised in that described solvent is selected from one or more of ketone, alkoxide or benzene apoplexy due to endogenous wind;
With the total amount of compositions for benchmark, the weight/mass percentage composition of described solvent is 15��60%.
5. compositions according to claim 1, it is characterised in that described compositions includes auxiliary agent.
6. compositions according to claim 5, it is characterised in that one or more in surfactant, defoamer, wetting dispersing agent, auxiliary rheological agents, UV light stabilizing agent, preservative, light trigger or active catalyst of described auxiliary agent;
With the total amount of compositions for benchmark, the weight/mass percentage composition of described auxiliary agent is 0.1��5%.
7. compositions according to claim 1, it is characterised in that described compositions includes color stuffing.
8. the coat that can metallize, it is characterised in that described coat adopts the metallized compositions of any one in claim 1��7 to prepare according to the following step:
S1, the compositions that can metallize mix to obtain slurry;
S2, the slurry of step S1 gained is coated on matrix, solidifies to obtain the coat that can metallize.
9. a nonmetallic surface selective method for metallising, it is characterised in that
Step includes: A, the compositions that can metallize mix to obtain slurry;
B, need metallized nonmetallic surface coating step A gained slurry, solidify to obtain paint film;
C, step B gained paint film is carried out alligatoring and activation, after carry out coating surface plating, it is achieved nonmetallic surface selective metallizes;
Described the metallized compositions that compositions is claim 1��7 any one that metallizes.
10. nonmetallic surface selective method for metallising according to claim 9, it is characterised in that described alligatoring includes with coarsening solution and the step B gained coat generation surface reaction with acid and oxidisability;
Described activation includes forming catalytic active center through the step B gained coat surface of alligatoring with activating solution.
11. nonmetallic surface selective method for metallising according to claim 10, it is characterized in that, described coarsening solution adds mineral acid coarsening solution selected from potassium permanganate or chromic anhydride adds mineral acid coarsening solution, one or more in sulphuric acid, hydrochloric acid or phosphoric acid of described mineral acid;
One or more in colloid palladium type, Palladous chloride. type or nitric acid silver type activating solution of described activating solution.
CN201210124315.8A 2012-04-25 2012-04-25 One can metallized compositions, coat and the metallized method of nonmetallic surface selective Active CN103374294B (en)

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