2 Confidential and Proprietary Information 2
New Product Development Focus
Pre-formed CCT/CRI Phosphor for Illumination
- IP protected high CRI white solution
Narrow Red Emission Phosphor
–Breakthrough super efficient red for lighting and display
Narrow Green Emission Phosphor (UV excitation)
– For high color gamut, high efficiency backlight
3 Confidential and Proprietary Information 3
Preformed CCT and CRI Phosphor Paste Instant White (IW) Series
Extension of Remote Phosphor Technology
Remote phosphor demonstrated for the first time in
LED industry that phosphors are marketed and sold
based on CCT and CRI
Innovated material improve the application
Quick and direct phosphor solution delivery.
Covering all CRI>80 demands by Red and Green
phosphor mixture.
4 Confidential and Proprietary Information 4
Customer benefit
– Strong IP protection covering white conversion by
using Intematix owned Green and Red phosphor.
– Well preparation for CCT/CRI solution ahead.
– Single color bin (3 SDCM) with only phosphor
loading control for wide range of blue excitation
– Wide adoption for customer specific application.
– Unique delivery system using uncurable silicone.
– To simplify phosphors qualification.
Preformed CCT and CRI Phosphor Paste Instant White (IW) Series
5 Confidential and Proprietary Information 5
Mixing and Dispensing Procedure (simplified)
1) Blending silicone part A and part B 2) Mix IW Paste and silicone at
intended ratio
3) Dispense slurry into LEDs 4) cure and test the LEDs
7 Confidential and Proprietary Information 7
Suggested Paste Loading
Product IW Paste Loading
(g of Paste/g of silicone)
IW9027 55:100
IW8027 55:100
IW8030 41:100
IW8040 32:100
IW8050 26:100
IW8060 19:100 *based on 2835 package
• Height of the phosphor slurry as well as the paste loading is
proportional to CIE-y
• When using packages of different depth, paste loading will need to
be adjusted accordingly
8 Confidential and Proprietary Information
(PRELIMINARY)
Packaged Optical Performance Example
Optical Performance Characteristics
Relative Spectral Distribution
Product PL λ
nm
CIEx CIEy D10V
μm
D50V
μm
D90V
μm
IW8030-56-455-01 129 611 0.603 0.389 11 19 32
IW8060-56-455-01 121 608 0.594 0.396 9 16 22
Phosphor Powder Characteristics
0
5
10
15
20
25
30
35
40
45
50
350 400 450 500 550 600 650 700 750 800
Rela
tiv
e I
nte
nsit
y,
a.u
.
Wavelength, nm
3000K 80CRI6000K 80CRI
Product Efficacy CCT CRI R9
IW8030-56-455-01 125lm/W 3000 82.0 9.5
IW8060-56455-01 140lm/W 6000 83.0 30.2
9 Confidential and Proprietary Information 9
3 step MacAdam ellipses binning
Instant White Paste is designed to provide LED color within
3SDCM from ANSI centers when coupled with blue LED from
450-460nm
CCT(K) x y
2700 0.4578 0.4101
3000 0.4338 0.4030
3500 0.4073 0.3917
4000 0.3818 0.3797
5000 0.3447 0.3553
6000 0.3195 0.3354
2700K 3000K
3500K
4000K
5000K
6000K
10 Confidential and Proprietary Information 10
Conventional Color Targeting/Recipe Tuning
Increase total phosphor loading
decrease total phosphor
loading
Increase red
percentage
decrease red
percentage
2-Step Process
11 Confidential and Proprietary Information
Center Points
CCT x y
3000 0.4338 0.4030
6000 0.3194 0.3354
0.390
0.395
0.400
0.405
0.410
0.415
0.420
0.420 0.425 0.430 0.435 0.440 0.445 0.450
CIE
y
CIE x
IP8030BlackbodycenterBlue line
0.320
0.330
0.340
0.350
0.360
0.300 0.305 0.310 0.315 0.320 0.325 0.330 0.335 0.340
CIE
y
CIE x
IP8060BlackbodycenterBlue line6000K
Well Targeted CCT
12 Confidential and Proprietary Information
(PRELIMINARY) Thermal Stability
Lumen Maintenance with Temperature
30.0
40.0
50.0
60.0
70.0
80.0
90.0
100.0
110.0
0 20 40 60 80 100 120 140 160 180 200 220 240 260
Rela
tiv
e P
eak,
%
Temperature, C
IP8030
IP8060
14 Confidential and Proprietary Information
Narrow Red
High NTSC application-excellent color purity
due to narrow band emission
Good quantum efficiency by blue pumping
Reliability improvement……
Two series:
NBR-02 [not released yet]
NBR-02A/ NBR-02B
15 Confidential and Proprietary Information 15
Narrow Red NBR-02A (K2(TS)F6:Mn4+) Phosphor
D50V: TBD
Cryolite: hexagonal crystal
16 Confidential and Proprietary Information 16
Excitation and emission spectra of NBR-02A
Excitation Emission
~453nm ~632nm
FWHM: <10nm
17 Confidential and Proprietary Information
White Package (NBR-02A+ Green Nitride) under 60C/90% Humidity Reliability
18 Confidential and Proprietary Information 18
Red+GAL535(L110073) G/R Loading Flux CE Brightness(%) CE (%) QE PQE Cie x Cie y CCT CRI R9 Abs
#1 BR102F(ref) 91.2/8.8 10.5 : 100 8.694 239.1 100.0% 100.0% 1.007 0.993 0.3007 0.2997 7695 86.2 49.1 0.718
#2 NBR-2A-07 45/55 15 : 100 8.957 244.6 103.0% 102.3% 1.020 1.012 0.3004 0.3001 7711 86.0 87.2 0.714
NBR-02A and CASN 630 Comparison
19 Confidential and Proprietary Information 19
Narrow Band Green Phosphor (NBG) Excitation Emission
330-410nm
~518nm FWHM: <30nm
20 Confidential and Proprietary Information 20
Narrow Band Green Phosphor (NBG)
Peak
Wavelength (nm)
CIE X CIE Y FWHM
(nm)
D50 (um)
Narrow Band Green 518 0.17 0.71 27 TBD
Silicate-EG2762 527 0.27 0.62 66 15
21 Confidential and Proprietary Information 21
NBG and Silicate 525 Comparison
450nm 400nm
Suggested package size
3mm x 7mm (7030)
Using 0.3 to 0.5W chips
22 Confidential and Proprietary Information 22
High NTSC Solution
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
G523+ NBR-02A
EG2762+NBR-02A-71
Green Nitride (540nm) + NBR-02
NBG-01 + NBR-02A
NTSC standard
QDG+QDR
Green Nitride (540nm) + NBR-02