CN109056003A - A kind of silver jeweleries and preparation method thereof - Google Patents
A kind of silver jeweleries and preparation method thereof Download PDFInfo
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- CN109056003A CN109056003A CN201810968787.9A CN201810968787A CN109056003A CN 109056003 A CN109056003 A CN 109056003A CN 201810968787 A CN201810968787 A CN 201810968787A CN 109056003 A CN109056003 A CN 109056003A
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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
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/46—Electroplating: Baths therefor from solutions of silver
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C27/00—Making jewellery or other personal adornments
- A44C27/001—Materials for manufacturing jewellery
- A44C27/005—Coating layers for jewellery
- A44C27/006—Metallic coatings
-
- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C27/00—Making jewellery or other personal adornments
- A44C27/001—Materials for manufacturing jewellery
- A44C27/005—Coating layers for jewellery
- A44C27/007—Non-metallic coatings
-
- 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
- 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
- C23G1/20—Other heavy metals
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/50—Electroplating: Baths therefor from solutions of platinum group metals
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Adornments (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
A kind of silver jeweleries and preparation method thereof, belongs to silver jeweleries manufacturing technology field.A kind of silver jeweleries preparation method includes: that silver jeweleries is processed into target shape, cleaning, and electroplating film coats protective agent.Plating and coating protective agent can form layer protecting film on silver jeweleries surface, and protection silver jeweleries is not oxidized, moreover it is possible to increase the brightness and smoothness of silver jeweleries.A kind of silver jeweleries has above-mentioned preparation method to be made, can long-term preservation in air, and keep brightness and smoothness.
Description
Technical field
The present invention relates to silver jeweleries manufacturing technology fields, and in particular to a kind of silver jeweleries and preparation method thereof.
Background technique
Miao ethnic group's silver jeweleries, in history once by many national favors, becomes the load of multiculture exchange as a kind of cultural phenomenon
One of body.
Silver jeweleries into society of Miao ethnic group never shows as merely some national proprietary artistic form, but one is not rolled over not
The mixture of button.Miao ethnic group's silver jeweleries can adorn separately, necklace, brooch, jewelry, contain decorations and bonnet decorations etc., all be by Miao ethnic group silversmith essence
The heart is made into, it is stated that has history in thousand.Miao ethnic group's silver jeweleries with the moulding and exquisite technique of kind of its multiplicity, odd beauty, not only to
People present an extraordinarily beautiful and magnificent art world, and show the inner world for having rich connotation.Miao ethnic group
The type of silver jeweleries is more, from top to bottom, does not adorn nowhere.In addition to headwear, chest necklace, jewelry, finery, back decorations, waist falling decoration, individually
There are also feet to adorn for side.
But Miao ethnic group's silver jeweleries also has the disadvantage of other most of silver jeweleries --- it is oxidized easily blackening.
Summary of the invention
The purpose of the present invention is to provide a kind of silver jeweleries preparation method, the anti-oxidation step of silver jeweleries is added in this silver jeweleries preparation method
Suddenly.
Another object of the present invention is to provide a kind of silver jeweleries, this silver jeweleries can be effectively prevented oxidation.
The present invention solves its technical problem and adopts the following technical solutions to realize.
The present invention proposes a kind of silver jeweleries preparation method comprising: silver jeweleries is processed into target shape, is cleaned, electroplating film, is applied
Cover protective agent；
In parts by weight, clean use cleaning agent include 2~4 parts of dodecyl sodium sulfates, 2~4 parts of carbonate,
1~3 part of sodium citrate and 100 parts of deionized waters；
In parts by weight, protective agent include 50~60 parts of water-based acrylic resins, 5~8 parts of ethyl acetate, 0.2~
0.5 part of emulsifier and 10~20 parts of deionized waters.
The present invention proposes a kind of silver jeweleries, is prepared according to above-mentioned silver jeweleries preparation method.
The beneficial effect of the embodiment of the present invention is:
A kind of preparation method of silver jeweleries provided by the invention, is added anti-oxidation step in silver jeweleries preparation method, makes to prepare
Silver jeweleries out can effectively keep bright and silver color, prevent oxidation blackening.Cleaning silver jeweleries with the cleaning agent of preparation can go
Except the spot on silver jeweleries surface, prepare for subsequent plating.Plating can plate one layer of fine and close film for silver jeweleries surface, on the one hand cause
Close film is not easy to be oxidized and corrode, and on the other hand fine and close film can protect internal silver not continue to aoxidize.In silver
Protective agent is coated on decorations surface, can further protect silver jeweleries not oxidized, moreover it is possible to increase the brightness and smoothness of silver jeweleries.
A kind of silver jeweleries provided by the invention, silver jeweleries have obtained effective after plated film and coating protective agent double shielding
Protection, will not be oxidized and corrode easily, the surface-brightening of silver jeweleries, smooth.
Specific embodiment
It in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below will be in the embodiment of the present invention
Technical solution be clearly and completely described.The person that is not specified actual conditions in embodiment, according to normal conditions or manufacturer builds
The condition of view carries out.Reagents or instruments used without specified manufacturer is the conventional production that can be obtained by commercially available purchase
Product.
A kind of silver jeweleries of the embodiment of the present invention and preparation method thereof is specifically described below.
The embodiment of the present invention provides a kind of silver jeweleries preparation method comprising and silver jeweleries is processed into target shape, is cleaned, plating
Film coats protective agent.
Specifically, a kind of silver jeweleries preparation method mainly comprises the steps that
1, silver jeweleries machine-shaping
Silver jeweleries adopt be molded with a mold, punch forming, wire drawing, one of engraving and welding or a variety of combined methods add
Work is at target shape.
2, it cleans
Prepare cleaning agent: in parts by weight, cleaning agent includes 2~4 parts of dodecyl sodium sulfates, 2~4 parts of carbonic acid
Salt, 1~3 part of sodium citrate and 100 parts of deionized waters；
Cleaning agent further includes 2~4 parts of cocoanut fatty acid diethanolamides, 0.5~1 part of chelating agent and 0.2~0.5 part of perfume (or spice)
Essence.
It selects excellently, cleaning agent includes 100 parts of deionized waters, 2~3 parts of carbonate, 1~2 part of sodium citrate, 2~3 part 12
Sodium alkyl sulfonate, 3~4 parts of cocoanut fatty acid diethanolamides, 0.5~0.8 part of chelating agent and 0.2~0.4 part of essence, it is more excellent
Selection of land, cleaning agent include 100 parts of deionized waters, 2.5~3 parts of carbonate, 1~1.5 part of sodium citrate, 2~2.5 parts of dodecyls
Sodium sulfonate, 3~3.5 parts of cocoanut fatty acid diethanolamides, 0.5~0.6 part of chelating agent and 0.2~0.3 part of essence；
Carbonate is sodium carbonate, and carbonate can either degrease, moreover it is possible to remove the oxide layer on silver jeweleries surface；
Sodium citrate is used to adjust the pH of cleaning agent；
Dodecyl sodium sulfate is anionic surfactant, has excellent infiltration, washing, wetting, decontamination and emulsification
Effect；
Cocoanut fatty acid diethanolamide belongs to nonionic surfactant, has good scavenging effect；
Chelating agent is disodium ethylene diamine tetraacetate, can be with Mg2+、Ca2+、Mn2+、Fe2+Equal diformazans metal ion combines, from
And the metal ion on silver jeweleries surface is removed, keep the color of silver jeweleries purer；
Essence can cover the bad smell of other compositions in original cleaning agent；
Cleaning: it is first cleaned 1~3 time with cleaning agent, is then cleaned 3~5 times with deionized water again.Cleaning agent can wash
Spot, metal ion, oily matter and the residue of machine-shaping on silver jeweleries surface are prepared for subsequent electroplating film.Cleaning agent
Its anti-oxidant, erosion-resisting ability can be increased while cleaning silver jeweleries surface blot；
After cleaning, before electroplating film, silver jeweleries surface is polished, keeps silver jeweleries surface more smooth, keep subsequent plating more equal
It is even.
3, electroplating film
Use the mode of plating for one layer of silver jeweleries electroplating surface fine and close silver or rhodium.
4, protective agent is coated
Prepare protective agent: in parts by weight, protective agent includes 50~60 parts of water-based acrylic resins, 5~8 parts of acetic acid
Ethyl ester, 0.2~0.5 part of emulsifier and 10~20 parts of deionized waters；
Protective agent further include 0.2~0.5 part of film forming agent, 0.2~0.5 part of defoaming agent, 0.2~0.5 part of levelling agent and 0.2~
0.5 part of essence；
Preferably, protective agent includes 52~58 parts of water-based acrylic resins, 6~8 parts of ethyl acetate, 0.2~0.4 part of emulsification
Agent, 12~18 parts of deionized waters, 0.2~0.4 part of film forming agent, 0.2~0.4 part of defoaming agent, 0.2~0.4 part of levelling agent and 0.2~
0.4 part of essence, it is highly preferred that protective agent includes 55~58 parts of water-based acrylic resins, 7~8 parts of ethyl acetate, 0.2~0.3 part
Emulsifier, 12~15 parts of deionized waters, 0.2~0.3 part of film forming agent, 0.2~0.3 part of defoaming agent, 0.2~0.3 levelling agent and 0.2
~0.3 part of essence；
Water-based acrylic resin includes that emulsion acrylic resin, aqueous acrylic resin dispersion and acrylic resin are water-soluble
Liquid, acrylic resin can form one layer of polymeric membrane in silver jeweleries coating surface, prevent silver jeweleries surface to be oxidized, moreover it is possible to make silver jeweleries
Surface is smooth, bright；
Ethyl acetate is good organic solvent；
Emulsifier is polyoxyethylene oleic acid ester, and emulsifier can be such that oleaginous system is uniformly mixed with water-based system；
Film forming agent is dipropylene, and film forming agent can be improved the adhesiveness of protective agent, is easier protective agent in silver
Adorn surface filming；
Defoaming agent is organic silicon defoamer or polyether antifoam agent, and defoaming agent can eliminate the foam in protective agent, prevent
It protects uneven when agent coating；
Levelling agent is polyurethanes levelling agent or polyacrylic levelling agent, and levelling agent can promote protective agent in drying and forming-film
A smooth, smooth, uniform film is formed in the process；
Essence can make silver jeweleries have light fragrance；
One layer of protective agent is coated on silver jeweleries surface, obtains silver jeweleries；
Protective agent can form one layer of polymeric membrane outside electroplated layer, and silver jeweleries is further prevented to be oxidized.
The embodiment of the present invention also provides a kind of silver jeweleries, is prepared according to the preparation method of above-mentioned silver jeweleries.
Feature and performance of the invention are described in further detail with reference to embodiments.
Embodiment 1
The embodiment of the present invention provides a kind of silver jeweleries and preparation method thereof.
1, silver jeweleries machine-shaping
Silver jeweleries adopt be molded with a mold, punch forming, wire drawing, one of engraving and welding or a variety of combined methods add
Work is at target shape.
2, it cleans
Prepare cleaning agent: in parts by weight, by 3 parts of dodecyl sodium sulfates, 3 parts of sodium carbonate, 2 parts of sodium citrates and
100 parts of deionized water mixed preparings obtain cleaning agent；
Cleaning: it is first cleaned 2 times with cleaning agent, is then cleaned 3 times with deionized water again.
3, electroplating film
Use the mode of plating for one layer of fine and close silver of silver jeweleries electroplating surface.
4, protective agent is coated
Prepare protective agent: in parts by weight, by 55 parts of water-based acrylic resins, 6 parts of ethyl acetate, 0.3 part of oleic acid
Polyoxyethylene ester and 15 parts of deionized waters are mixed to prepare protective agent；
It coats protective agent: coating one layer of protective agent on silver jeweleries surface, obtain silver jeweleries.
Embodiment 2
The embodiment of the present invention provides a kind of silver jeweleries and preparation method thereof.
1, silver jeweleries machine-shaping
Silver jeweleries adopt be molded with a mold, punch forming, wire drawing, one of engraving and welding or a variety of combined methods add
Work is at target shape.
2, it cleans
Prepare cleaning agent: in parts by weight, by 3 parts of dodecyl sodium sulfates, 3 parts of sodium carbonate, 2 parts of sodium citrates, 3
Part cocoanut fatty acid diethanolamide, 0.5 part of disodium ethylene diamine tetraacetate, 0.2 part of essence and 100 parts of deionized waters mixing are matched
Cleaning agent is made；
Cleaning: it is first cleaned 2 times with cleaning agent, is then cleaned 4 times with deionized water again.
3, electroplating film
After cleaning, before electroplating film, silver jeweleries surface is polished, uses the mode of plating for the one layer of densification of silver jeweleries electroplating surface
Silver.
4, protective agent is coated
Prepare protective agent: in parts by weight, by 55 parts of water-based acrylic resins, 6 parts of ethyl acetate, 0.3 part of oleic acid
Polyoxyethylene ester, 0.3 part of dipropylene, 0.3 part of organic silicon defoamer, 0.3 part of polyacrylic levelling agent, 0.3 part of perfume (or spice)
Essence and 15 parts of deionized waters are mixed to prepare protective agent；
It coats protective agent: coating one layer of protective agent on silver jeweleries surface, obtain silver jeweleries.
Embodiment 3
The embodiment of the present invention provides a kind of silver jeweleries and preparation method thereof.
1, silver jeweleries machine-shaping
Silver jeweleries adopt be molded with a mold, punch forming, wire drawing, one of engraving and welding or a variety of combined methods add
Work is at target shape.
2, it cleans
Prepare cleaning agent: in parts by weight, by 4 parts of dodecyl sodium sulfates, 4 parts of sodium carbonate, 3 parts of sodium citrates, 4
Part cocoanut fatty acid diethanolamide, 1 part of disodium ethylene diamine tetraacetate, 0.5 part of essence and 100 parts of deionized water mixed preparings
Obtain cleaning agent；
Cleaning: it is first cleaned 1 time with cleaning agent, is then cleaned 3 times with deionized water again.
3, electroplating film
After cleaning, before electroplating film, silver jeweleries surface is polished, uses the mode of plating for the one layer of densification of silver jeweleries electroplating surface
Silver.
4, protective agent is coated
Prepare protective agent: in parts by weight, by 60 parts of water-based acrylic resins, 8 parts of ethyl acetate, 0.5 part of oleic acid
Polyoxyethylene ester, 0.5 part of dipropylene, 0.5 part of organic silicon defoamer, 0.5 part of polyacrylic levelling agent, 0.5 part of perfume (or spice)
Essence and 20 parts of deionized waters are mixed to prepare protective agent；
It coats protective agent: coating one layer of protective agent on silver jeweleries surface, obtain silver jeweleries.
Embodiment 4
The embodiment of the present invention provides a kind of silver jeweleries and preparation method thereof.
1, silver jeweleries machine-shaping
Silver jeweleries adopt be molded with a mold, punch forming, wire drawing, one of engraving and welding or a variety of combined methods add
Work is at target shape.
2, it cleans
Prepare cleaning agent: in parts by weight, by 2 parts of dodecyl sodium sulfates, 2 parts of sodium carbonate, 1 part of sodium citrate, 2
Part cocoanut fatty acid diethanolamide, 0.5 part of disodium ethylene diamine tetraacetate, 0.2 part of essence and 100 parts of deionized waters mixing are matched
Cleaning agent is made；
Cleaning: it is first cleaned 3 times with cleaning agent, is then cleaned 4 times with deionized water again.
3, electroplating film
After cleaning, before electroplating film, silver jeweleries surface is polished, uses the mode of plating for the one layer of densification of silver jeweleries electroplating surface
Rhodium.
4, protective agent is coated
Prepare protective agent: in parts by weight, by 58 parts of water-based acrylic resins, 7 parts of ethyl acetate, 0.4 part of oleic acid
Polyoxyethylene ester, 0.4 part of dipropylene, 0.4 part of polyether antifoam agent, 0.4 part of polyurethanes levelling agent, 0.4 part of essence and
12 parts of deionized waters are mixed to prepare protective agent；
It coats protective agent: coating one layer of protective agent on silver jeweleries surface, obtain silver jeweleries.
Embodiment 5
The embodiment of the present invention provides a kind of silver jeweleries and preparation method thereof.
1, silver jeweleries machine-shaping
Silver jeweleries adopt be molded with a mold, punch forming, wire drawing, one of engraving and welding or a variety of combined methods add
Work is at target shape.
2, it cleans
Prepare cleaning agent: in parts by weight, by 2.5 parts of dodecyl sodium sulfates, 2.5 parts of sodium carbonate, 1.5 portions of lemons
Sour sodium, 3.5 parts of cocoanut fatty acid diethanolamides, 0.6 part of disodium ethylene diamine tetraacetate, 0.3 part of essence and 100 parts of deionizations
Water mixed preparing obtains cleaning agent；
Cleaning: it is first cleaned 3 times with cleaning agent, is then cleaned 5 times with deionized water again.
3, electroplating film
After cleaning, before electroplating film, silver jeweleries surface is polished, uses the mode of plating for the one layer of densification of silver jeweleries electroplating surface
Silver.
4, protective agent is coated
Prepare protective agent: in parts by weight, by 50 parts of water-based acrylic resins, 5 parts of ethyl acetate, 0.2 part of oleic acid
Polyoxyethylene ester, 0.2 part of dipropylene, 0.2 part of polyether antifoam agent, 0.2 part of polyurethanes levelling agent, 0.2 part of essence and
10 parts of deionized waters are mixed to prepare protective agent；
It coats protective agent: coating one layer of protective agent on silver jeweleries surface, obtain silver jeweleries.
Embodiment 6
The embodiment of the present invention provides a kind of silver jeweleries and preparation method thereof.
1, silver jeweleries machine-shaping
Silver jeweleries adopt be molded with a mold, punch forming, wire drawing, one of engraving and welding or a variety of combined methods add
Work is at target shape.
2, it cleans
Prepare cleaning agent: in parts by weight, by 3 parts of dodecyl sodium sulfates, 2 parts of sodium carbonate, 2 parts of sodium citrates, 4
Part cocoanut fatty acid diethanolamide, 0.5 part of disodium ethylene diamine tetraacetate, 0.3 part of essence and 100 parts of deionized waters mixing are matched
Cleaning agent is made；
Cleaning: it is first cleaned 2 times with cleaning agent, is then cleaned 4 times with deionized water again.
3, electroplating film
After cleaning, before electroplating film, silver jeweleries surface is polished, uses the mode of plating for the one layer of densification of silver jeweleries electroplating surface
Silver.
4, protective agent is coated
Prepare protective agent: in parts by weight, by 52 parts of water-based acrylic resins, 7 parts of ethyl acetate, 0.3 part of oleic acid
Polyoxyethylene ester, 0.3 part of dipropylene, 0.3 part of organic silicon defoamer, 0.3 part of polyacrylic levelling agent, 0.3 part of perfume (or spice)
Essence and 18 parts of deionized waters are mixed to prepare protective agent；
It coats protective agent: coating one layer of protective agent on silver jeweleries surface, obtain silver jeweleries.
Comparative example 1
The embodiment of the present invention provides a kind of silver jeweleries and preparation method thereof.
Silver jeweleries adopt be molded with a mold, punch forming, wire drawing, one of engraving and welding or a variety of combined methods add
Work is at target shape.Obtain silver jeweleries.
Comparative example 2
The embodiment of the present invention provides a kind of silver jeweleries and preparation method thereof.
1, silver jeweleries machine-shaping
Silver jeweleries adopt be molded with a mold, punch forming, wire drawing, one of engraving and welding or a variety of combined methods add
Work is at target shape.
2, electroplating film
After cleaning, before electroplating film, silver jeweleries surface is polished, uses the mode of plating for the one layer of densification of silver jeweleries electroplating surface
Silver.
3, protective agent is coated
Prepare protective agent: in parts by weight, by 55 parts of water-based acrylic resins, 6 parts of ethyl acetate, 0.3 part of oleic acid
Polyoxyethylene ester, 0.3 part of dipropylene, 0.3 part of organic silicon defoamer, 0.3 part of polyacrylic levelling agent, 0.3 part of perfume (or spice)
Essence and 15 parts of deionized waters are mixed to prepare protective agent；
It coats protective agent: coating one layer of protective agent on silver jeweleries surface, obtain silver jeweleries.
Comparative example 3
The embodiment of the present invention provides a kind of silver jeweleries and preparation method thereof.
1, silver jeweleries machine-shaping
Silver jeweleries adopt be molded with a mold, punch forming, wire drawing, one of engraving and welding or a variety of combined methods add
Work is at target shape.
2, it cleans
Prepare cleaning agent: in parts by weight, by 3 parts of dodecyl sodium sulfates, 3 parts of sodium carbonate, 2 parts of sodium citrates, 3
Part cocoanut fatty acid diethanolamide, 0.5 part of disodium ethylene diamine tetraacetate, 0.2 part of essence and 100 parts of deionized waters mixing are matched
Cleaning agent is made；
Cleaning: it is first cleaned 2 times with cleaning agent, is then cleaned 4 times with deionized water again.
3, protective agent is coated
Prepare protective agent: in parts by weight, by 55 parts of water-based acrylic resins, 6 parts of ethyl acetate, 0.3 part of oleic acid
Polyoxyethylene ester, 0.3 part of dipropylene, 0.3 part of organic silicon defoamer, 0.3 part of polyacrylic levelling agent, 0.3 part of perfume (or spice)
Essence and 15 parts of deionized waters are mixed to prepare protective agent；
It coats protective agent: coating one layer of protective agent on silver jeweleries surface, obtain silver jeweleries.
Comparative example 4
The embodiment of the present invention provides a kind of silver jeweleries and preparation method thereof.
1, silver jeweleries machine-shaping
Silver jeweleries adopt be molded with a mold, punch forming, wire drawing, one of engraving and welding or a variety of combined methods add
Work is at target shape.
2, it cleans
Prepare cleaning agent: in parts by weight, by 3 parts of dodecyl sodium sulfates, 3 parts of sodium carbonate, 2 parts of sodium citrates, 3
Part cocoanut fatty acid diethanolamide, 0.5 part of disodium ethylene diamine tetraacetate, 0.2 part of essence and 100 parts of deionized waters mixing are matched
Cleaning agent is made；
Cleaning: it is first cleaned 2 times with cleaning agent, is then cleaned 4 times with deionized water again.
3, electroplating film
After cleaning, before electroplating film, silver jeweleries surface is polished, uses the mode of plating for the one layer of densification of silver jeweleries electroplating surface
Silver, obtain silver jeweleries.
Silver jeweleries made from Examples 1 to 6 and comparative example 1~4 is put into hydrogen sulfide solution and is impregnated after a week, takes out and sees
Its appearance color, slickness and brightness is examined, as shown in Table 1 and Table 2:
Color, slickness and the brightness on 1 Examples 1 to 6 silver jeweleries surface of table
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | |
| Color | Silver color | Silver color | Silver color | Silver color | Silver color | Silver color |
| Slickness | It is more smooth | It is smooth | It is smooth | It is smooth | It is smooth | It is smooth |
| Brightness | It is brighter | It is bright | It is bright | It is bright | It is bright | It is bright |
Color, slickness and the brightness on 2 comparative example of table, 1~4 silver jeweleries surface
| Comparative example 1 | Comparative example 2 | Comparative example 3 | Comparative example 4 | |
| Color | Whole black | Silver color | Part black | Part black |
| Slickness | It is very coarse | It is smooth | It is relatively rough | It is relatively rough |
| Brightness | It is completely dull | It is general bright | It is seldom bright | It is seldom bright |
It can be obtained by Tables 1 and 2, by Examples 1 to 6 and the comparison of comparative example 1 it is found that the silver jeweleries of straight forming is easy to by oxygen
Change the silver sulfide and silver oxide particle in Surface Creation black, by Examples 1 to 6 and the comparison of comparative example 2 it is found that not cleaning
Silver jeweleries surface has some residues, influences the color and brightness of silver jeweleries, can by Examples 1 to 6 and the comparison of comparative example 3,4
Know, is only electroplated and the effect of only coating protective agent is all general, both the oxidation-protective effect after use is not good.
In conclusion a kind of preparation method of silver jeweleries provided in an embodiment of the present invention, cleaning agent cleans silver jeweleries and removes silver jeweleries
The spot on surface is effectively increased silver in silver jeweleries electroplating surface and the coating not oxidized blackening of protective agent double shielding silver jeweleries
The brightness and smoothness of decorations.
A kind of silver jeweleries provided by the invention, silver jeweleries have obtained effective after plated film and coating protective agent double shielding
Protection, will not be oxidized and corrode easily, the surface-brightening of silver jeweleries, smooth.
Embodiments described above is a part of the embodiment of the present invention, instead of all the embodiments.Reality of the invention
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
Claims (10)
1. a kind of silver jeweleries preparation method, characterized in that it comprises: silver jeweleries is processed into target shape, is cleaned, electroplating film, is applied
Cover protective agent；
In parts by weight, the cleaning agent for cleaning use includes 2~4 parts of dodecyl sodium sulfates, 2~4 parts of carbonate, 1~3
Part sodium citrate and 100 parts of deionized waters；
In parts by weight, protective agent includes 50~60 parts of water-based acrylic resins, 5~8 parts of ethyl acetate, 0.2~0.5 part
Emulsifier and 10~20 parts of deionized waters.
2. silver jeweleries preparation method according to claim 1, which is characterized in that silver jeweleries is processed into the target shape and is adopted
Technique includes one of mold molding, punch forming, wire drawing, engraving and welding or a variety of combinations.
3. silver jeweleries preparation method according to claim 1, which is characterized in that in parts by weight, the cleaning agent is also
Including 2~4 parts of cocoanut fatty acid diethanolamides, 0.5~1 part of chelating agent and 0.2~0.5 part of essence.
4. silver jeweleries preparation method according to claim 3, which is characterized in that in parts by weight, the cleaning agent packet
Include 100 parts of deionized waters, 2~3 parts of carbonate, 1~2 part of sodium citrate, base sulphur described in 2~3 parts of dodecanes
Sour sodium, 3~4 parts of cocoanut fatty acid diethanolamides, 0.5~0.8 part of chelating agent and 0.2~0.4 part of perfume (or spice)
Essence.
5. silver jeweleries preparation method according to claim 1, which is characterized in that the method for cleaning includes:
It is first cleaned 1~3 time with the cleaning agent, is then cleaned 3~5 times with deionized water again.
6. silver jeweleries preparation method according to claim 1, which is characterized in that the protective agent further include 0.2~0.5 part at
Film, 0.2~0.5 part of defoaming agent, 0.2~0.5 part of levelling agent and 0.2~0.5 part of essence.
7. silver jeweleries preparation method according to claim 6, which is characterized in that in parts by weight, the protective agent packet
Include 52~58 parts of water-based acrylic resins, 6~8 parts of ethyl acetate, 0.2~0.4 part of emulsifier, 12~18 parts
The deionized water, 0.2~0.4 part of film forming agent, 0.2~0.4 part of defoaming agent, 0.2~0.4 part of levelling agent and
0.2~0.4 part of essence.
8. silver jeweleries preparation method according to claim 1, which is characterized in that the coating of electroplating film is fine and close silver or rhodium.
9. silver jeweleries preparation method according to claim 1, which is characterized in that further include throwing after cleaning, before electroplating film
Light.
10. a kind of silver jeweleries, which is characterized in that be prepared into according to silver jeweleries preparation method as described in any one of claims 1 to 9
It arrives.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110973784A (en) * | 2019-12-24 | 2020-04-10 | 中国计量大学 | Pearl brightening method and device |
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Application publication date: 20181221 |