Continuous production device and method for band-shaped black conductive foam

A technology of conductive sponge and production device, which is applied to devices and coatings that apply liquid to the surface, can solve the problems of many production processes, the inability of sheet-type products to meet the requirements of large-scale products, and the poor consistency of product performance. Achieve the effect of low cost, good product performance consistency and large width

Active Publication Date: 2014-01-01
HUAIAN FUYANG ELECTRONICS MATERIALS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0003] The black conductive sponges currently produced in the market are limited to chip production. Chip products cannot meet the

Method used

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  • Continuous production device and method for band-shaped black conductive foam

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0023] Embodiment 1: produce strip-shaped black conductive sponge according to the following steps

[0024] First, place the strip-shaped conductive sponge substrate on the unwinding machine, and the strip-shaped conductive sponge substrate passes through the unwinding roller, spraying drive roller, curing drive roller, drying drive roller, cooling drive roller, and winding roller in turn. Winding on the winding machine; then, the conductive sponge substrate passes through the spraying room, pure water, black conductive paint, and nano-metal conductive particles are sprayed into the material storage room according to the mass ratio of 1:8:2, and then sprayed into the mist After atomization in the chamber, the conductive sponge substrate is continuously sprayed by the spray pipe to form a uniform conductive coating on the surface of the conductive sponge substrate. The power of the atomizer is 15kw, and the spraying speed is controlled at 1.5m / min. The thickness of the coating ...

Embodiment 2

[0026] Embodiment 2: produce strip-shaped black conductive sponge according to the following steps

[0027] First, place the strip-shaped conductive sponge substrate on the unwinding machine, and the strip-shaped conductive sponge substrate passes through the unwinding roller, spraying drive roller, curing drive roller, drying drive roller, cooling drive roller, and winding roller in turn. Winding on the winding machine; then, the conductive sponge substrate passes through the spraying room, pure water, black conductive paint, and nano-metal conductive particles are sprayed into the material storage room according to the mass ratio of 1:8:2, and then sprayed into the mist After atomization in the chamber, the conductive sponge substrate is continuously sprayed by the spray pipe to form a uniform conductive coating on the surface of the conductive sponge substrate. The power of the atomizer is 18kw, and the spraying speed is controlled at 2.0m / min. The thickness of the coating ...

Embodiment 3

[0029] Embodiment 3: produce strip-shaped black conductive sponge according to the following steps

[0030] First, place the strip-shaped conductive sponge substrate on the unwinding machine, and the strip-shaped conductive sponge substrate passes through the unwinding roller, spraying drive roller, curing drive roller, drying drive roller, cooling drive roller, and winding roller in turn. Winding on the winding machine; then, the conductive sponge substrate passes through the spraying room, pure water, black conductive paint, and nano-metal conductive particles are sprayed into the material storage room according to the mass ratio of 1:8:2, and then sprayed into the mist After atomization in the chamber, the conductive sponge substrate is continuously sprayed by the spray pipe to form a uniform conductive coating on the surface of the conductive sponge substrate. The power of the atomizer is 20kw, and the spraying speed is controlled at 3.0m / min. The thickness of the coating ...

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Abstract

The invention discloses a continuous production device and method for band-shaped black conductive foam. A spraying chamber (4), a solidification chamber (11), a drying chamber (15) and a cooling chamber (20) are sequentially distributed between an unwinding machine (1) and a winding machine (28), a spraying driving roller (3), an atomizer (7) and a spraying pipe (8) are installed in the spraying chamber (4), a solidification driving roller (10) and infrared solidification heaters (12) are installed in the solidification chamber (11), a drying driving roller (19) and infrared drying heaters (16) are installed in the drying chamber (15), a cooling driving roller (25) and a cooling water tank (21) are installed in the cooling chamber (20), and all the components form the production device. According to the continuous production device and method for the band-shaped black conductive foam, a conductive coating is sprayed on a conductive foam base material, continuous production is achieved, the breadth and length of products are increased, and the application range of the products is extended.

Description

technical field [0001] The invention belongs to the technical field of electronic materials, and relates to a production method and device of a black conductive sponge, in particular to a production device and method of a continuous strip-shaped black conductive sponge. Background technique [0002] At present, the development trend of electronic products is to develop in the direction of thin and light, small space occupation, and easy to carry. Black conductive foam is especially suitable for occasions with limited capacity and closing pressure. It is especially suitable for shielding occasions. It is widely used in electronic cabinets, cabinets, indoor cabinets, industrial equipment, notebook computers, mobile communication equipment and other fields, and the market demand is increasing. [0003] The black conductive sponges currently produced in the market are limited to chip production. Chip products cannot meet the requirements of large-scale products, and there are ma...

Claims

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Application Information

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IPC IPC(8): B05C9/14
Inventor 傅青炫张东琴陈先锋马尔松黎林峰
Owner HUAIAN FUYANG ELECTRONICS MATERIALS
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