采用高共混温度制备EuTTA2phenMASiR+荧光材料.pdf

Eu(TTA)2phen(MA)/SiR 279 (CAEM) 100029 100029 Eu(TTA)2(phen)(MA) SEM XRD SiR 160oC Eu(TTA)2(phen)(MA)/SiR SEM XRD MA( 25 ) Eu(TTA)2(phen)(MA) 250oC 0.96wt- 2.83wt- 4.63wt- 6.36wt0.94wt-% 1 “” [6] “ ” [1-4] [5] / / 2.83wt- 2 / Eu(TTA)2(phen)(MA) MA( [7, 8] SEM XRD 250oC SiR 160oC ) 4.63wt- 6.36wt- Eu(TTA)2(phen)(MA)/SiR SEM XRD Eu(TTA)2(phen)(MA) 25 0.96wt- 280 2.1 2.1.1 Eu2O3(99%), Organics, New Jersey, USA (1,10- ( )( MA C4H2O3) 2,5 DMBPH C16H34O4)(90%) phen (HTTA C8H5F3O2S) (99%), Acros 12H8N2) , , 2,5- -2,5- ( (SiR) 110 2.1.2 (FL) F-4500 (SEM) S-250- 3555C2 25t (Haake) Rheomix 610 X (XRD) D/MAX2500VB2+/PC DF205 81-2 TG328B 2.1.3 (FL) 400V 1200nm/min (Ex) (Em) 2.5nm X (XRD) Kα1 =0.154056nm 5° 90° 2.2 2.2.1 Eu(TTA)2(phen)(MA) Eu2O3 60°C HCl 80°C (500r/min) 1 phen HTTA 15 PH 6 7 80°C 24 2.2.2 Eu(TTA)2(phen)(MA)/SiR Eu(TTA)2(phen)(MA)/SiR 1 250oC 250oC Eu(TTA)2(phen)(MA) 1 Numbers SiR (phr) Eu(TTA)2(phen)(MA) (phr)/(wt-%) D2,5 (phr) Eu(TTA)2(phen)(MA)/SiR NO.1 NO.2 NO.3 100 100 100 NO.4 100 NO.5 100 1/0.96 3/2.83 5/4.63 7/6.36 9/8.04 33333 281 250 oC 1 Haake 250oC 100rad/min -2,5- D2 5 Eu(TTA)2(phen)(MA)/SiR 150kg/cm2 Eu(TTA)2(phen)(MA) 10 Eu(TTA)2(phen)(MA)/SiR 3 3.1 Eu(TTA)2(phen)(MA) 3.1.1 X (XRD) 0.6g Eu(TTA)2(phen)(MA) 60gSiR 20min 50oC 1.8g 2,5- 10min 0.96-wt 160 oC 0.3mm 31.66 8.896.594.84 21.14 13.02 45.38 10 20 30 40 50 60 70 80 90 Two-Theta (deg) 1 Eu(TTA)2(phen)(MA) X (XRD) (5 90°) 1 Eu(TTA)2(phen)(MA) XRD , Eu(TTA)2(phen)(MA) Eu(TTA)2(phen)(MA) 1 3.1.2 (DSC) Eu(TTA)2(phen)(MA) ( a) 234.1°C b 244°C DSC 147°C c 2 3.1.3 Heat Flow Endo Up (mW) 35 a 30 25 244 20 234.1 b 15 10 147 c 60 90 120 150 180 210 240 Temperature ( oC) (SEM) 2 Eu(TTA)2(phen)(MA) DSC 282 a 3 Eu(TTA)2(phen)(MA) b (SEM) 3.1.3 (FL) Eu(TTA)2(phen)(MA) SEM 10μm 3 283 I (a.u.) 1200 1000 270 800 600 400 200 0 200 300 379 Ex. 612 Em. 590 400 500 600 W avelength (nm) 700 4 612nm 4 Eu(TTA)2(phen)(MA) λex 379nm λem 612nm Slit 2.5nm Eu(TTA)2(phen)(MA) 379nm 2.5nm 4 270nm 380nm 5D0→7F0 , 3.2 250 oC TT