The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 03, 2009
Filed:
Sep. 12, 2003
Shyue-ming Jang, Hsinchu, TW;
Sheng Yang, Hsinchu, TW;
Bang-i Liou, Hsinchu, TW;
Jun-yi Chen, Hsinchu, TW;
Long-shuenn Jean, Dalin Township, Chiayi County, TW;
Chun-te Tsai, Chiayi County, TW;
Chiu-tung Huang, Hsinchu, TW;
Shyue-Ming Jang, Hsinchu, TW;
Sheng Yang, Hsinchu, TW;
Bang-I Liou, Hsinchu, TW;
Jun-Yi Chen, Hsinchu, TW;
Long-Shuenn Jean, Dalin Township, Chiayi County, TW;
Chun-Te Tsai, Chiayi County, TW;
Chiu-Tung Huang, Hsinchu, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
A vertical and a horizontal vacuum sublimation apparatus with high efficiency and processes thereof are provided, especially for the materials with high melting point and low vapor pressure. The vertical sublimation purification apparatus comprises a sublimation channel body, a material rack, a heating evaporation device, a condensation device, an incubating device, and a product scratching device. The horizontal sublimation purification apparatus comprises a sublimation channel body, a material carrier, a heating evaporation device, and two end pipes. The apparatuses of the present invention can be applied to the mass production of high purity chemicals, and are capable of sublimating and purifying OLED illumination layer materials including Alq, NPB and CuPc, which have high melting temperature and low vapor pressure.