FLUORESCENCE MATERIAL IN BRILLIANT COLOR

RE lamp phosphor:

    YueLong is known as one of the lamp phosphor producers both at home and abroad, that is sole one of this kind in China to get permission to export her phosphor.

    YueLong Brand Lamp phosphor series:

Red phosphor

Green phosphor: available both in aluminate type and phosphate type

Blue phosphor: available both in aluminate type and phosphate type

Trichromatic phosphor: see the Table I ( powder color temperature , KF )

Table I

Product brand	TB-6900KF	TB-6500KF	TB-5000KF	TB-3000KF
color temperature	6900100K	6600100K	5000100K	3000100K

Table II (lamp color phosphor, KD )

Product brand	TB-6400KD	TB-5000KD	TB-4000KD
color temperature	6000100K	4500100K	3700100K
Product brand	TB-3200KD	TB-2900KD	TB-2700KD
color temperature	2800100K	2700100K	2400100K

Color TV phosphor:

    Based on the technique and related equipment introduced from TOSHIBA, Japan, YueLong has mainly produced the 18" and 21" color TV phosphors, meanwhile, the 25" color TV phosphor as well as other phosphor are now in our product list after upgrading the original Japanese technique. YueLong promises that we can offer our customers the sample you need and screening service.

Special phosphor:

Long persistence phosphor

    Compared with the conventional zinc sulfide type phosphor, a new developed aluminate type phosphor, so called long persistence phosphor has as 5 - 10 times of persistence longer than the former one with the features of heat resistance, anticorrosion and light durable. The phosphor doesn't contain any harmful matters, so that any problems of radioactivity related to ZnS system are then avoided. This kind of phosphors is now widely applicable in the electronic materials, decoration, public securities as well as entertainment. It is said that the phosphor will represent the new trend of the phosphor industry in future.

    YueLong has developed a new long persistence phosphor, which is successfully used in paint, coating, plastics, rubbers, ceramics, artificial marble, organic glass, etc, with the main features as follows:

Item	Green phosphor	Blue phosphor
Brand	YLAG	YLAB
Appearance	Pale yellow and green	Pale blue and gree
Exciting source	Visible and UV light	Visible and UV light
Peak emission	5205nm	4905nm
Color coordination (excited at 365nm)	x=0.2270.02 y=0.5780.02	x=0.1430.02 y=0.3630.02
Particle size, D50	≤25μm	≤35μm
Afterglow time and Relative brightness	0.5min100% 0.5hr1.9% 5hr0.12%	0.5min100% 0.5hr2.2% 5hr0.13%