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Aliphatic polyamide compound for environment-friendly electroplating and preparation method thereof

An aliphatic polyamide and composite technology, which is applied in the field of aliphatic polyamide composites and their preparation, can solve the problems of inability to meet the requirements of the adhesion of metal electroplating products, low electroplating bonding force of substrates, inflexible production, etc. question

Active Publication Date: 2018-02-06
JIANGMEN DENGZHONGTAI ENG PLASTICS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The major defects of existing electroplating grade nylon materials are: 1. Need to use special nylon electroplating potion; 2. The bonding force of substrate electroplating is not high, which cannot meet the adhesion requirements of metal electroplating products; 3. The production is not flexible, High cost, the cost of traditional nylon electroplating process is about 2.4 yuan / DM, while the cost of ABS electroplating process is about 1.2 yuan / dm
Therefore, the market application is not as broad as ABS

Method used

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  • Aliphatic polyamide compound for environment-friendly electroplating and preparation method thereof
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  • Aliphatic polyamide compound for environment-friendly electroplating and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0086] A kind of aliphatic polyamide compound that is used for environmental protection electroplating, comprises following raw material by weight percentage (raw material gross weight 10KG):

[0087] PA6 89.5%,

[0088] TPE 10%,

[0089] SEED 0.5%.

[0090] The above-mentioned preparation method of the aliphatic polyamide composite for environmental protection electroplating comprises the following steps:

[0091] (1) PA6 and TPE are added to the twin-screw extruder through the main feeder to carry out melt polymerization, and the strands are cut into pellets to obtain the blend, which is set aside;

[0092] (2) The blend obtained in step (1) and SEED are added to the twin-screw extruder through the main feeder. After mixing, the temperature is controlled at 235°C for melt extrusion, pelletizing, and the twin-screw speed is 300 RPM, promptly obtains the polyamide compound of the present invention.

Embodiment 2

[0094] A kind of aliphatic polyamide compound that is used for environmental protection electroplating, comprises following raw material by weight percentage (raw material gross weight 10KG):

[0095]

[0096]

[0097]The above-mentioned preparation method of the aliphatic polyamide composite for environmental protection electroplating comprises the following steps:

[0098] (1) PA6 and TPE are added to the twin-screw extruder through the main feeder to carry out melt polymerization, and the strands are cut into pellets to obtain the blend, which is set aside;

[0099] (2) Add the inorganic mineral powdered alumina into the high mixer, raise the temperature of the inorganic mineral powdered alumina by 110°C, then add the silane coupling agent KH550 for reaction, the reaction time is 15 minutes, take it out for use;

[0100] (3) The blend that step (1) obtains and SEED are joined in the twin-screw extruder by main feeder, and the inorganic ore powder aluminum oxide that i...

Embodiment 3

[0102] A kind of aliphatic polyamide compound that is used for environmental protection electroplating, comprises following raw material by weight percentage (raw material gross weight 10KG):

[0103]

[0104] The above-mentioned preparation method of the aliphatic polyamide composite for environmental protection electroplating comprises the following steps:

[0105] (1) PA66 and TPO are added to the twin-screw extruder through the main feeder to carry out melt polymerization, and the strands are cut into pellets to obtain the blend, which is set aside;

[0106] (2) Add inorganic mineral powder silica into the high mixer, raise the temperature of inorganic mineral powder silica by 105°C, then add silane coupling agent KH550 for reaction, the reaction time is 10 minutes, take it out for use;

[0107] (3) the blend that step (1) obtains and SEED are joined in the twin-screw extruder by main feeder, add the inorganic ore powder silicon oxide and the processing through step (2)...

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Abstract

The invention provides an aliphatic polyamide compound for environment-friendly electroplating. The polyamide compound is prepared from the following raw materials in percentage by weight: 40 percentto 90 percent of aliphatic polyamide resin, 3 percent to 20 percent of a thermoplastic elastomer, 0 percent to 2 percent of a coupling agent and 0 percent to 40 percent of inorganic ore powder, wherein the melt index of the thermoplastic elastomer is higher than that of the aliphatic polyamide resin. The invention further provides a preparation method of the aliphatic polyamide compound for the environment-friendly electroplating; the aliphatic polyamide compound provided by the invention can be treated by utilizing an environment-friendly potassium permanganate roughening solution, so that the aliphatic polyamide compound is suitable for the development of the environment-friendly electroplating; after the electroplating is carried out, the electroplating binding force between the polyamide compound and the surface of an electroplating cladded layer can reach 10N or more; the utilization safety is ensured.

Description

technical field [0001] The invention relates to a polyamide compound, in particular to an aliphatic polyamide compound used for environmental protection electroplating and a preparation method thereof. Background technique [0002] Plastic electroplating can make the surface of plastic products have a metallic luster, which is beautiful, plays a decorative role, improves the mechanical strength of the product surface, and prolongs the service life; makes plastic products have high stability against external factors such as light and atmosphere, and is not easy to age; Plastics are electrically conductive, magnetically conductive and weldable. Plastic electroplating products can be used in industries such as aerospace, shipbuilding, automobiles, electronic appliances, architectural decoration, toys and daily necessities, and have a wide range of uses. [0003] There are two common electroplating processes for plastic products: water electroplating and vacuum ion plating. ...

Claims

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Application Information

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IPC IPC(8): C08L77/02C08L77/06C08L23/00C08L67/00C08L53/02C08L75/04C08K9/06C08K9/04C08K3/22C08K3/34C08K7/14C08K7/06
CPCC08K2003/2227C08K2201/003C08L77/02C08L77/06C08L2205/02C08L2205/025C08L2205/03C08L2205/035C08L2207/04C08L23/00C08L67/00C08L53/02C08L53/025C08L75/04C08K9/06C08K9/04C08K3/22C08K3/34C08K7/14C08K7/06
Inventor 金良文梁永华郑红专
Owner JIANGMEN DENGZHONGTAI ENG PLASTICS CO LTD
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