Three invention patentswere granted
Published:
2014-11-18
Recently, three invention patents were granted, named “Dark red fluorescent powder and preparation method thereof”, “Preparation method of orange red fluorescent powder for LED” and “Preparation method for green fluorescent powder for LED”, numbered ZL201110442589.7, ZL201210412928.1 and ZL201210413223.1, respectively.
The red fluorescent powder of the invention named “Dark red fluorescent powder and preparation method thereof” can be effectively motivated by blue light, has the characteristics ofheat stability, red light-emitting intensity andideal color purity. The invention is low cost, non-toxic and no pollution.
The invention named “Preparation method of orange red fluorescent powder for LED”relates to a preparation method of orange red phosphor , which has simple preparation process , low synthesis temperature , good morphology , uniform particle size distribution and good luminescent properties.
The invention named “Preparation method for green fluorescent powder for LED” has a simple preparation technology, low synthesizing temperature, and the prepared green fluorescent powders have good morphology, uniform grain size distribution and excellent luminescence property.
Related News