Bolant: 4 inch graphical sapphire substrate (PSS) competes for the 2014 Golden Globe Award

[Text|High-tech LED reporter Yang Jinglin] At present, the sapphire substrate is widely used in epitaxial chip substrates due to its high stability, high temperature environment, high mechanical strength, easy cleaning and processing. Epitaxial layers of GaN-based materials and devices are grown on sapphire substrates.

Although the iphone 6 mobile phone use sapphire is expected to fail, when the reporter participated in the 2014 Optical Expo held at the Shenzhen Convention and Exhibition Center, many merchants exhibited large sapphire and sapphire epitaxial wafers for LED substrates, which also indicates Everyone has no doubt about the importance of the sapphire substrate.

Zhejiang Dongjing Bolante Optoelectronics Co., Ltd. (hereinafter referred to as “Boland”) has always been committed to the development and production of high quality sapphire substrates (PSS). Since the establishment of the company at the end of 2012, its high-quality sapphire products have been well received by domestic and foreign customers.

This time, Bolante carried out self-developed, uniform coating of silica nanospheres as a mask by high-speed enamel film or pulling method (patent patent: CN1022147443B), micro-nano prepared by ICP dry etching technology The 4-inch hemispherical and triangular-shaped sapphire substrate (PSS) of the graphic size participate in the 2014 Golden Globe Award.

It is understood that the current sapphire substrate (PSS) on the market is mostly 2 inches micron, while the traditional micro sapphire substrate (PSS) can not meet the light extraction efficiency requirements of LED devices. According to Liu Jianzhe, a related person of Boland, “The 4-inch micro-nano sapphire substrate (PSS) with independent intellectual property rights has the advantages of graphic size, good consistency, high density and low defects.

"At present, the company has reached 150,000 pieces of 2 inches PSS per month and 20,000 pieces of 4 inches of PSS. It is expected that the production of 4 inches of PSS will reach 50,000 pieces by the end of 2014." Liu Jianzhe told reporters.

At present, the 2014 (5th) High-tech Golden Globe Award - the annual LED good product selection has entered the WeChat voting stage: August 8 - September 30.

If you have already paid attention to the official WeChat LED, please click on the menu bar "Golden Ball Award - I want to vote" under the official WeChat of Gaogong LED Network to vote.

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  Due to the special structure of the product, different from the box type display screen, led grid screen has the following characteristics:          

1. Light weight, small wind load          

For the screen, light weight is our most intuitive experience. Because it is a screen grid, which enables the display to ventilate, so its wind load capacity is very strong.        

2

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 Real energy saving comes from: high brightness, high light efficiency LED lights, high conversion efficiency power supply.          

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No steel structure installation, no air conditioning, can be installed before or after.

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