CN111534163A - Environment-friendly antioxidant jewelry protective agent and preparation method and application thereof - Google Patents
Environment-friendly antioxidant jewelry protective agent and preparation method and application thereof Download PDFInfo
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- CN111534163A CN111534163A CN202010441926.XA CN202010441926A CN111534163A CN 111534163 A CN111534163 A CN 111534163A CN 202010441926 A CN202010441926 A CN 202010441926A CN 111534163 A CN111534163 A CN 111534163A
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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
- C09D129/00—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 an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Coating compositions based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Coating compositions based on derivatives of such polymers
- C09D129/14—Homopolymers or copolymers of acetals or ketals obtained by polymerisation of unsaturated acetals or ketals or by after-treatment of polymers of unsaturated alcohols
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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
- 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
- C09D133/04—Homopolymers or copolymers of esters
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/20—Diluents or solvents
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/47—Levelling agents
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Life Sciences & Earth Sciences (AREA)
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- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention relates to the technical field of jewelry protective agents, in particular to an environment-friendly antioxidant jewelry protective agent, a preparation method and an application thereof. The environment-friendly antioxidant jewelry protective agent is prepared by taking polyvinyl butyral resin and modified acrylic resin as raw materials, and is used for providing antioxidant and anti-vulcanization protection for the surfaces of various noble metal jewelry, alloy jewelry, copper ware, cultural relics and the like.
Description
Technical Field
The invention relates to the technical field of jewelry protective agents, in particular to an environment-friendly antioxidant jewelry protective agent and a preparation method and application thereof.
Background
The problems of surface anti-vulcanization and anti-oxidation of noble metal jewelry and alloy jewelry are always important work content in the industry, and different from the protection or corrosion prevention of common metal surfaces, the jewelry surface protection material is required to be environment-friendly, thin in film forming thickness and good in oxidation resistance, acid resistance and alkali resistance, so that most of the metal surface protection materials at present are excluded because the requirements cannot be met; at present, the most widely used jewelry surface protection is an electroplating metal method or an electrophoretic paint method, and the electroplating process and the electrophoretic paint have good effects on preventing oxidation, improving wear resistance and corrosion resistance and enhancing attractiveness, but have the defects of high coating thickness and cost, thin coating and poor effect, are not suitable for operators and common consumers due to the characteristics of large batch and high specialty, and still have the problems of oxidation resistance and vulcanization resistance of the surfaces of most precious metals, alloy ornaments and artworks at present.
The polyvinyl butyral resin (PVB resin) has high transparency, cold resistance, impact resistance and ultraviolet irradiation resistance, is excellent in film forming and impact resistance, is nontoxic, tasteless and non-corrosive, has good adhesive force on a metal surface, and is high in drying speed at normal temperature, but the adhesive force of the polyvinyl butyral resin on the metal surface is not strong enough, and the film forming hardness cannot reach the wear strength of daily wearing of jewelry, so that the application of the polyvinyl butyral resin after film forming is limited.
The modified acrylic resin has the characteristics of good corrosion resistance, cold resistance and high hardness, and has strong adhesive force on the metal surface, but the modified acrylic resin has uneven film formation and easy film formation cracking, so the application of the modified acrylic resin is limited.
Disclosure of Invention
Aiming at the technical defects, the invention aims to provide an environment-friendly antioxidant jewelry protective agent and a preparation method and application thereof.
In order to solve the technical problems, the invention adopts the following technical scheme:
an environment-friendly antioxidant jewelry protective agent is prepared by taking polyvinyl butyral resin and modified acrylic resin as raw materials, uniformly mixing the dissolved polyvinyl butyral resin and the modified acrylic resin, and uniformly mixing the mixture with a flatting agent butanol and an auxiliary agent aldehyde ketone resin.
The invention also provides a preparation method of the environment-friendly antioxidant jewelry protectant, which comprises the following steps:
(1) preparing raw materials: weighing modified acrylic resin and polyvinyl butyral resin for later use;
wherein the mass ratio of the modified acrylic resin to the polyvinyl butyral resin is 0.5-2: 1;
(2) completely dissolving polyvinyl butyral resin in ethanol to obtain a material a;
wherein the ratio of the mass of the polyvinyl butyral resin to the volume of ethanol is 1-5 g: 100 mL;
(3) adding modified acrylic resin into the material a, heating to 50-55 ℃, and uniformly mixing to obtain a material b;
(4) adding a leveling agent butanol into the material b and uniformly mixing to obtain a material c;
wherein the volume ratio of the material b to the butanol is 10: 1-2;
(5) adding the auxiliary agent aldehyde ketone resin into the material c, stirring uniformly, stirring at room temperature for 60-100min, and sealing for storage to obtain the environment-friendly antioxidant jewelry protective agent;
wherein the ratio of the volume of the material c to the mass of the auxiliary agent is 100mL:0.3-0.7 g.
Preferably, the raw materials weighed in the step (1) further comprise a silane coupling agent 9060a and a corrosion inhibitor, the silane coupling agent 9060a is added to the material b obtained in the step (3) and uniformly mixed, and then the corrosion inhibitor is added and uniformly mixed;
the mass ratio of the silane coupling agent to the material b is 0.01-0.03: 100.
Preferably, the corrosion inhibitor is benzotriazole and derivatives thereof, and the mass ratio of the corrosion inhibitor to the material b is 0.02-0.05: 100.
The invention also protects the application of the environment-friendly antioxidant jewelry protectant in the oxidation resistance and vulcanization resistance of jewelry.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention adopts polyvinyl butyral resin as a main raw material, and prepares a nontoxic and environment-friendly jewelry protective agent by adding a leveling agent and an auxiliary agent, aiming at providing protection of oxidation resistance, vulcanization resistance and wear resistance for noble metal jewelry and alloy jewelry in the processes of display, storage and wearing; the protective agent prepared by the invention adopts ethanol as a solvent, does not release any harmful substance in the using process, is very environment-friendly and harmless to human bodies; the protective agent still has excellent performances of oxidation resistance, vulcanization resistance and the like under the condition of very thin coating, and in addition, the prepared protective agent has high transparency and is colorless, so that the attractiveness of the jewelry is not influenced.
2. After the polyvinyl butyral resin and the modified acrylic resin are combined, the film-forming hardness of the polyvinyl butyral resin is increased, the adhesive force is greatly enhanced, the formed film is not easy to dry and crack, the waterproof alkali resistance, the corrosion resistance and the cold resistance of the polyvinyl butyral resin and the modified acrylic resin are inherited, and meanwhile, the corrosion of oxygen and sulfur dioxide in the air to jewelry can be effectively isolated; the two defects of insufficient adhesive force and insufficient hardness of the polyvinyl butyral resin are overcome, so that the film forming hardness of the combination of the pvc film and the modified acrylic resin is 2-3H.
3. The leveling agent added in the invention is used for preventing the ethanol from evaporating too fast and solving the problem of uneven film formation; the auxiliary agent facilitates better combination of the polyvinyl butyral resin and the acrylic resin; finally, corrosion inhibitor and silane coupling agent can be selectively added, and the result shows that: after the silane coupling agent 9060a is added, the adhesive force of the environment-friendly antioxidant jewelry protective agent is increased, and after the corrosion inhibitor is added, the corrosion resistance of the environment-friendly antioxidant jewelry protective agent is improved, and the environment-friendly antioxidant jewelry protective agent is resistant to ultraviolet rays and yellowing.
4. The protective agent prepared by the invention is applied to the surfaces of noble metal jewelry and alloy jewelry, has excellent oxidation resistance and vulcanization resistance, does not affect the glossiness and the aesthetic property, can also increase the inlaying firmness of most of alloy jewelry, has high surface drying speed of about 2-3 minutes and good adhesive force, and is proved to have excellent alkali resistance and salt spray resistance by stability in 3 percent of vulcanizing liquid and salt spray resistance experiments.
Detailed Description
The following is a detailed description of preferred embodiments 1-5, taken in conjunction with the examples of the present invention.
Example 1
A preparation method of an environment-friendly antioxidant jewelry protective agent comprises the following steps:
(1) preparing raw materials: weighing 3g of modified acrylic resin and 4g of polyvinyl butyral resin for later use;
(2) completely dissolving polyvinyl butyral resin in 80mL of ethanol to obtain a material a;
(3) adding modified acrylic resin into the material a, heating to 50 ℃, and uniformly mixing to obtain a material b;
(4) adding 30mL of flatting agent butanol into the material b and uniformly mixing to obtain a material c;
(5) and adding 0.5g of auxiliary agent aldehyde ketone resin into the material c, uniformly stirring, stirring at room temperature for 60min, and hermetically storing at room temperature to obtain the environment-friendly antioxidant jewelry protective agent.
Example 2
A preparation method of an environment-friendly antioxidant jewelry protective agent comprises the following steps:
(1) preparing raw materials: weighing 8g of modified acrylic resin and 4g of polyvinyl butyral resin for later use;
(2) completely dissolving polyvinyl butyral resin in 400mL of ethanol to obtain a material a;
(3) adding modified acrylic resin into the material a, heating to 53 ℃, and uniformly mixing to obtain a material b;
(4) adding 25mL of flatting agent butanol into the material b and uniformly mixing to obtain a material c;
(5) and adding 1.3g of auxiliary agent aldehyde ketone resin into the material c, stirring uniformly, stirring at room temperature for 70min, and hermetically storing at room temperature to obtain the environment-friendly antioxidant jewelry protective agent.
Example 3
A preparation method of an environment-friendly antioxidant jewelry protective agent comprises the following steps:
(1) preparing raw materials: weighing 3g of modified acrylic resin and 6g of polyvinyl butyral resin for later use;
(2) completely dissolving polyvinyl butyral resin in 200mL of ethanol to obtain a material a;
(3) adding modified acrylic resin into the material a, heating to 54 ℃, and uniformly mixing to obtain a material b;
(4) adding 40mL of flatting agent butanol into the material b and uniformly mixing to obtain a material c;
(5) and adding 1.2g of auxiliary agent aldehyde ketone resin into the material c, stirring uniformly, stirring for 80min at room temperature, and hermetically storing at room temperature to obtain the environment-friendly antioxidant jewelry protective agent.
Example 4
A preparation method of an environment-friendly antioxidant jewelry protective agent comprises the following steps:
(1) preparing raw materials: weighing 6g of modified acrylic resin and 8g of polyvinyl butyral resin for later use;
(2) completely dissolving polyvinyl butyral resin in 200mL of ethanol to obtain a material a;
(3) adding modified acrylic resin into the material a, heating to 55 ℃, and uniformly mixing to obtain a material b;
(4) adding 30mL of flatting agent butanol into the material b and uniformly mixing to obtain a material c;
(5) and adding 1.7g of auxiliary agent aldehyde ketone resin into the material c, uniformly stirring, stirring at room temperature for 80min, and hermetically storing at room temperature to obtain the environment-friendly antioxidant jewelry protective agent.
Example 5
A preparation method of an environment-friendly antioxidant jewelry protective agent comprises the following steps:
(1) preparing raw materials: weighing 6g of modified acrylic resin and 8g of polyvinyl butyral resin for later use;
(2) completely dissolving polyvinyl butyral resin in 200mL of ethanol to obtain a material a;
(3) adding modified acrylic resin into the material a, heating to 55 ℃, and uniformly mixing to obtain a material b; adding 0.04g of silane coupling agent 9060a into the material b, uniformly mixing, and then adding 0.06g of corrosion inhibitor, and uniformly mixing;
(4) then adding 30mL of flatting agent butanol and uniformly mixing to obtain a material c;
(5) and adding 1.7g of auxiliary agent aldehyde ketone resin into the material c, uniformly stirring, stirring at room temperature for 80min, and hermetically storing at room temperature to obtain the environment-friendly antioxidant jewelry protective agent.
The protective agents prepared in the embodiments 1 to 5 of the invention all have excellent oxidation resistance, vulcanization resistance and wear resistance, and the environmental-friendly oxidation-resistant jewelry protective agents prepared in the embodiments 1 to 5 are subjected to performance tests, specifically tests on the thickness and hardness of a protective layer, the stability in 3% of vulcanizing solution and a salt spray resistance experiment are carried out, and the specific operations of the tests are as follows:
the jewelry used for the experiment is a 925 silver plate, and the 925 silver plate is firstly polished to be flat by 2000-mesh abrasive paper, so that the surface of the jewelry has no scratch;
the method for carrying out anti-oxidation protection on the 925 silver plate by the protective agent comprises the following steps: and (3) respectively soaking 925 silver plates in the antioxidant jewelry protective agent solution prepared in the embodiment 1-embodiment 5 for 5-10s, taking out, placing on a drying rack, sucking off the redundant solution at the bottom of the jewelry by using a paper towel, and drying at room temperature for 10min to obtain the protected 925 silver plates.
Salt spray resistance test:
according to the experimental standards of GB/T1771-2007, namely:
the concentration of the NaCl solution for the experiment is 50g/L, the pH value of the solution is adjusted to be 6.8, the temperature in the salt spray box is 35 ℃, and the temperature is 80cm2The collection rate of the smoke solution is 1.8 mL/h;
the 925 silver plates protected by the protective agents of the examples 1-5 are respectively placed in a salt spray box, salt spray resistance experiments are carried out in the salt spray box according to the conditions, and the surface change of the 925 silver plates is observed within the stage time;
the 925 silver plate protected by the protective agent in the embodiment 5 is subjected to an experiment, and a salt spray resistance experiment is carried out under the experimental standard for 80 hours, 120 hours, 160 hours, 200 hours, 240 hours, 260 hours, 270 hours, slight bubbling, cracking and falling off and the adhesive force is weakened;
the 925 silver plate protected by the protective agent in the embodiment 4 is subjected to an experiment, and a salt spray resistance experiment is carried out under the experimental standard for 80 hours, 120 hours, 160 hours, 200 hours, 240 hours, 260 hours, slight bubbling, cracking and falling-off, so that the adhesive force is weakened;
the 925 silver plate protected by the protective agent in the embodiment 1 is subjected to an experiment, and the salt spray resistance experiment is carried out under the experimental standard for 80 hours, 120 hours, 160 hours and 170 hours, so that the silver plate has no change, slight bubbling and cracking;
the 925 silver plate protected by the protective agent in the embodiment 2 is subjected to an experiment, and the salt spray resistance experiment is carried out under the experimental standard for 80 hours, 120 hours and 150 hours, so that the silver plate is not changed, slightly foamed and cracked;
the 925 silver plate protected by the protective agent of the embodiment 3 is subjected to an experiment, and the salt spray resistance experiment is carried out under the experiment standard for 80 hours, 120 hours, 160 hours, 200 hours, 220 hours, slight bubbling and cracking.
And (3) hardness measurement:
after the protective layer is completely dried, a 2H pencil and a 3H pencil are used for drawing a 3CM length on the protective layer with a vertical pressure of 1 kg and a 45-degree oblique angle, and the protective layer has no scratch; A4H pencil was used to draw a 3cm length of the protective layer with a vertical force of 1 kg and a 45 degree bevel, and the protective layer was slightly scratched.
And (3) thickness measurement:
thickness was measured using a lever micrometer.
Stability determination in 3% sulfide solution:
the 925 silver plates are respectively soaked in the oxidized jewelry protective agent solution prepared in the embodiment 1-embodiment 5, the oxidized jewelry protective agent solution is soaked for 5-10s and then taken out, the oxidized jewelry protective agent solution is placed on a drying rack, redundant solution at the bottom of jewelry is sucked off by a paper towel, after the oxidized jewelry protective agent solution is dried for 10min at room temperature, the oxidized jewelry protective agent solution is respectively placed into potassium sulfide solution with the mass fraction of 3% for soaking at 25 ℃, the change of the 925 silver ware under different time periods is observed, the brightness of the appearance of all the 925 silver ware is unchanged at first under the conditions of soaking for 10min and 20min, when the soaking time reaches 30min, the silver devices of the embodiment 1-embodiment 4 are corroded and blackened to different degrees, the 40min silver device is partially corroded and blackened, and half of the 50min silver device is corroded and black; the silver device of example 5 started to corrode and blacken after the soak time reached 40 min.
The test results are shown in table 1:
table 1 performance of the environmentally friendly antioxidant jewelry protectant of examples 1-4
Thickness of the protective layer: 1-5 microns, the thickness of the protective layer depends on the content of the polyvinyl butyral resin; the hardness of the protective layer reaches 3H, the protective layer is kept stable within 20min in vulcanizing liquid with the mass fraction of 3%, and silver is not vulcanized.
The salt spray resistance time and the stability in 3% of sulfide solution of the silver device soaked in the protective agent prepared in the embodiment 5 are improved compared with those of the silver device prepared in the embodiments 1 to 4, which shows that the adhesive force of the environment-friendly antioxidant jewelry protective agent is increased after the silane coupling agent 9060a is added, and the corrosion resistance of the environment-friendly antioxidant jewelry protective agent is improved, and the silver device is resistant to ultraviolet rays and yellowing after the corrosion inhibitor is added.
The thickness of the protective agent prepared by the invention after coating is 1-5 mu m, and the protective agent is a colorless transparent protective layer, so that the aesthetic feeling of the delicate jewelry is not influenced, and meanwhile, the antioxidant and anti-vulcanization protection is carried out on the delicate jewelry; as a jewelry protective agent, the hardness of the protective layer 3H has excellent wear resistance when the fingernail touches and contacts with a foreign object; can be kept unchanged in 3 percent of vulcanizing liquid within 20 minutes, and the jewelry can be protected from being oxidized in daily wearing and storage. The salt spray resistance experiment is as high as about 200h, and the protective layer can be perfectly prevented from falling off due to the contact with sweat, moisture, long-time storage and the like.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. The environment-friendly antioxidant jewelry protective agent is characterized in that polyvinyl butyral resin and modified acrylic resin are used as raw materials, the dissolved polyvinyl butyral resin and the modified acrylic resin are uniformly mixed, and then the mixture is uniformly mixed with a leveling agent butanol and an auxiliary agent aldehyde ketone resin to prepare the environment-friendly antioxidant jewelry protective agent.
2. The preparation method of the environment-friendly antioxidant jewelry protective agent according to claim 1, characterized by comprising the following steps:
(1) preparing raw materials: weighing modified acrylic resin and polyvinyl butyral resin for later use;
wherein the mass ratio of the modified acrylic resin to the polyvinyl butyral resin is 0.5-2: 1;
(2) completely dissolving polyvinyl butyral resin in ethanol to obtain a material a;
wherein the ratio of the mass of the polyvinyl butyral resin to the volume of ethanol is 1-5 g: 100 mL;
(3) adding modified acrylic resin into the material a, heating to 50-55 ℃, and uniformly mixing to obtain a material b;
(4) adding a leveling agent butanol into the material b and uniformly mixing to obtain a material c;
wherein the volume ratio of the material b to the butanol is 10: 1-2;
(5) adding the auxiliary agent aldehyde ketone resin into the material c, stirring uniformly, stirring at room temperature for 60-100min, and sealing for storage to obtain the environment-friendly antioxidant jewelry protective agent;
wherein the ratio of the volume of the material c to the mass of the auxiliary agent is 100mL:0.3-0.7 g.
3. The preparation method of the environment-friendly antioxidant jewelry protective agent according to claim 2, wherein the raw materials weighed in the step (1) further comprise a silane coupling agent 9060a and a corrosion inhibitor, the silane coupling agent 9060a is added to the material b obtained in the step (3) and uniformly mixed, and then the corrosion inhibitor is added and uniformly mixed;
the mass ratio of the silane coupling agent to the material b is 0.01-0.03: 100.
4. The preparation method of the environment-friendly antioxidant jewelry protectant as claimed in claim 2, wherein the corrosion inhibitor is benzotriazole and derivatives thereof, and the mass ratio of the corrosion inhibitor to the material b is 0.02-0.05: 100.
5. The use of the environment-friendly antioxidant jewelry protectant of claim 1 in jewelry oxidation resistance and vulcanization resistance.
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CN101407655A (en) * | 2008-11-14 | 2009-04-15 | 上海维凯化学品有限公司 | Environment-friendly type aqueous aluminum foil protecting agent and preparation thereof |
CN102344723A (en) * | 2010-08-03 | 2012-02-08 | 无锡市全发化工有限公司 | Static electricity resistant anticorrosive paint and preparation method thereof |
CN104532669A (en) * | 2014-12-05 | 2015-04-22 | 鲁继烈 | Water-tolerant light-resistant ozone-proof composition for protection of character image and cultural relics |
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Application publication date: 20200814 |