Special palladium-gold catalyst for plastic electroplating

By using a palladium catalyst formula that stannous chloride surrounds palladium ions in plastic electroplating, the problems of complicated processes and poor catalytic effects in the prior art are solved, and efficient deposition of palladium metal on the surface of the workpiece is achieved.

CN119121339APending Publication Date: 2024-12-13薛新杰
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Patent Information

Application Number
CN202411099948.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-08-12
Publication Date
2024-12-13

AI Technical Summary

Technical Problem

The production process of existing plastic electroplating catalysts is complicated, which increases costs and affects the catalytic effect, and is limited in practicality.

Method used

Using a palladium catalyst formula including palladium chloride, stannous chloride, sodium chloride, resorcinol and potassium chloride, complexing at a temperature of 60-70°C, and surrounding the metal palladium with stannous chloride Ions improve the deposition speed and catalytic effect of palladium metal on the surface of the workpiece.

Benefits of technology

The formulation is simplified, the deposition speed and catalytic effect of palladium metal on the surface of the workpiece are improved, and practicality is enhanced.

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Abstract

The invention discloses a special palladium-gold catalyst for plastic electroplating, which is characterized in that each kilogram of the special palladium-gold catalyst comprises the following components by weight: 7-9 g of palladium chloride, 295-305 g of stannous chloride, 14-16 g of sodium chloride, 95-105 g of resorcinol, 16-20 g of potassium chloride and the balance of deionized water, and heat preservation complexing is carried out at the temperature of 60-70 DEG C. The formula is simple, stannous chloride is matched with palladium chloride, stannous chloride is dissolved at a high temperature to surround each metal palladium ion, the stannous chloride is placed in an aqueous solution containing sodium chloride and hydrochloric acid, heat preservation complexing is conducted at the temperature of 60-70 DEG C, the deposition speed of palladium metal on the surface of a workpiece is increased, the catalytic effect is good, and practicability is high.
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Description

Technical Field

[0001] The invention belongs to the technical field of plastic electroplating, and in particular relates to a palladium-gold catalyst special for plastic electroplating. Background Art

[0002] Plastic electroplating is a process of electroplating a protective film on the surface of plastic parts. It requires the use of plating solution and catalyst. Conventional plastic electroplating catalysts in the prior art are mainly made of metal palladium ions. Not only is the production process very complicated, which greatly increases the processing and production costs, but it also affects the catalytic effect, limiting its practicality. Summary of the invention

[0003] The purpose of the invention is to provide a palladium-gold catalyst special for plastic electroplating with good catalytic effect.

[0004] The technical solution for achieving the purpose of the present invention is a palladium-gold catalyst specially used for plastic electroplating, wherein each kilogram comprises the following components by weight: 7-9g of palladium chloride, 295-305g of stannous chloride, 14-16g of sodium chloride, 95-105g of resorcinol, 16-20g of potassium chloride, and the rest is deionized water, and the catalyst is heat-insulated and complexed at a temperature of 60-70°C.

[0005] More preferably, the palladium chloride is 8 g.

[0006] More preferably, the amount of stannous chloride is 300 g.

[0007] More preferably, the sodium chloride is 15 g.

[0008] More preferably, the amount of resorcinol is 100 g.

[0009] More preferably, the potassium chloride is 18 g.

[0010] The invention has positive effects: the formula of the invention is simple, and stannous chloride is provided to cooperate with palladium chloride. The stannous chloride is dissolved at high temperature to surround each metal palladium ion, and is placed in an aqueous solution containing sodium chloride and hydrochloric acid, and is heat-insulated and complexed at a temperature of 60-70°C, thereby increasing the deposition rate of palladium metal on the surface of the workpiece, having a good catalytic effect and strong practicality. DETAILED DESCRIPTION

[0011] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0012] A palladium-gold catalyst specially used for plastic electroplating.

[0013] The technical solution for achieving the purpose of the present invention is a palladium-gold catalyst specially used for plastic electroplating, wherein each kilogram comprises the following components by weight: 7-9g of palladium chloride, 295-305g of stannous chloride, 14-16g of sodium chloride, 95-105g of resorcinol, 16-20g of potassium chloride, and the rest is deionized water, and the catalyst is heat-insulated and complexed at a temperature of 60-70°C.

[0014] In actual application, the palladium chloride is 8 g, the stannous chloride is 300 g, the sodium chloride is 15 g, the resorcinol is 100 g, and the potassium chloride is 18 g.

[0015] The invention has positive effects: the formula of the invention is simple, and stannous chloride is provided to cooperate with palladium chloride. The stannous chloride is dissolved at high temperature to surround each metal palladium ion, and is placed in an aqueous solution containing sodium chloride and hydrochloric acid, and is heat-insulated and complexed at a temperature of 60-70°C, thereby increasing the deposition rate of palladium metal on the surface of the workpiece, having a good catalytic effect and strong practicality.

[0016] Obviously, the above embodiments of the present invention are merely examples for clearly explaining the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. However, these obvious changes or modifications derived from the essential spirit of the present invention still fall within the protection scope of the present invention.

Claims

1. A palladium-gold catalyst for plastic electroplating, characterized in that: Each kilogram includes the following components: 7-9g of palladium chloride, 295-305g of stannous chloride, 14-16g of sodium chloride, 95-105g of resorcinol, 16-20g of potassium chloride, and the rest is deionized water, and the complex is kept at 60-70°C.

2. A palladium-gold catalyst for plastic electroplating according to claim 1, characterized in that: The amount of palladium chloride is 8 g.

3. A palladium-gold catalyst for plastic electroplating according to claim 2, characterized in that: The stannous chloride is 300g.

4. A palladium-gold catalyst for plastic electroplating according to claim 3, characterized in that: The sodium chloride is 15g.

5. A palladium-gold catalyst for plastic electroplating according to claim 4, characterized in that: The resorcinol is 100g.

6. A palladium-gold catalyst for plastic electroplating according to claim 5, characterized in that: The potassium chloride is 18g.