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Metal-based composite material for vapor plating of masking plates, vapor-plated masking plate and preparation method thereof

A composite material and mask technology, which is applied in the field of metal matrix composite materials, evaporation mask and its preparation, can solve problems such as cost reduction and mask drape, and achieve cost reduction, density reduction, and overall performance improvement Effect

Inactive Publication Date: 2014-09-24
EVERDISPLAY OPTRONICS (SHANGHAI) CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The purpose of the present invention is to propose a metal matrix composite material for evaporation mask, evaporation mask and its preparation method, solve the problem that the mask hangs due to gravity, and reduce the cost

Method used

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  • Metal-based composite material for vapor plating of masking plates, vapor-plated masking plate and preparation method thereof
  • Metal-based composite material for vapor plating of masking plates, vapor-plated masking plate and preparation method thereof
  • Metal-based composite material for vapor plating of masking plates, vapor-plated masking plate and preparation method thereof

Examples

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specific Embodiment 1

[0046] This specific embodiment provides a metal matrix composite material for a mask plate and a preparation method thereof.

[0047] The metal-matrix composite material used in the mask plate provided in this example uses iron-nickel alloy as the matrix, and the non-metallic particles dispersed in the matrix as the reinforcing phase. The schematic diagram of the obtained metal-matrix composite material is shown in Figure 1 . figure 1 Among them, 1 is the iron-nickel alloy, and 2 is the non-metallic particles dispersed in the iron-nickel alloy. Preferably, in the iron-nickel alloy, the nickel content is 30%-36wt%; more preferably, the nickel content is 35.4wt%. The nickel content is 30%-36wt%, more preferably the iron-nickel alloy matrix with a nickel content of 35.4wt% has good plasticity and impact toughness, and can improve the strength, elastic modulus, hardness, etc. of the material under the action of the reinforcing phase performance.

[0048] The metal matrix composi...

specific Embodiment 2

[0056] This specific embodiment provides another metal matrix composite material used for an evaporation mask and a method for preparing the evaporation mask.

[0057] The content of each component in the metal matrix composite material prepared by this method is the same as that of the metal matrix composite material in the first specific embodiment, but the performance of the material prepared by the method provided by this specific embodiment is improved, and the cost is reduced .

[0058] image 3 The process flow chart of the preparation method provided for this specific embodiment. In step S201, iron powder, nickel powder, and non-metallic particles (selected from any one of SiC particles, Al2O3 particles, AlN particles, image 3 Take SiC as an example) according to the required ratio, so that in the final metal matrix composite material, the content of nickel in the iron-nickel alloy is 30%-36wt%, more preferably the nickel content is 35.4wt% , the volume ratio of no...

specific Embodiment 3

[0065] This specific embodiment provides yet another metal matrix composite material used for an evaporation mask and a method for preparing the evaporation mask.

[0066] The content of each component in the metal matrix composite material prepared by this method is the same as that of the metal matrix composite material in the first specific embodiment, but the performance of the material prepared by the method provided by this specific embodiment is improved, and the cost is reduced .

[0067] Figure 4 The process flow chart of the preparation method provided for this specific embodiment. In step S301, first iron-nickel pre-alloy powder, non-metallic particles (selected from SiC particles, Al 2 o 3 Any of particles, AlN particles, Figure 4 Take SiC as an example) according to the required ratio, so that in the final metal matrix composite material, the content of nickel in the iron-nickel alloy is 30%-36wt%, more preferably the nickel content is 35.4wt% , the volume ...

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Abstract

The invention discloses a metal-based composite material for vapor plating of masking plates, a vapor-plated masking plate and a preparation method thereof. The metal-based composite material comprises a substrate and a reinforcing phase dispersed in the substrate, wherein the substrate is iron nickel alloy, the reinforcing phase is composed of nonmetal particles, and the volume ratio of the nonmetal particles in the substrate is 20-50 vol%. The metal-based composite material for vapor plating of masking plates provided in the invention is decreased in density, and increased in elastic modulus, and prevents masking plates from suspending due to gravity; the preparation method of the vapor-plated masking plate provided in the invention can improve the integral performance of the masking plate, saves raw materials, and reduces the cost.

Description

technical field [0001] The invention relates to a metal-based composite material, in particular to a metal-based composite material used for an evaporation mask, an evaporation mask and a preparation method thereof. Background technique [0002] Organic light-emitting diode (OLED) display devices are self-luminous devices. Compared with liquid crystal display (LCD) devices, OLED display devices have advantages such as wide viewing angle and high contrast ratio. The light-emitting mechanism of OLED devices is to use a multi-layer organic material sandwiched between a pair of electrodes of the anode and the cathode. By applying a voltage to the electrodes, holes and electrons flow out from the anode and the cathode to the organic layer, and then recombine to emit light. . The organic layer has a stacked structure, which is the result of lamination of multi-layer films including a hole injection layer, a hole transport layer, a light emitting layer, an electron transport laye...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C38/08C22C33/04C22C32/00C23C14/04C23C14/24
CPCC22C33/04H01L51/56C22C38/00H01L51/0011C22C1/1036C23C14/042C22C49/08B22D19/14B22D27/02C22C38/08H10K71/166
Inventor 张其国黄成沛黄初旺
Owner EVERDISPLAY OPTRONICS (SHANGHAI) CO LTD