Transcription of ゲル法シリカの特徴と応用 - tosoh.co.jp
1 65.. 1 1 .. Na2O nSiO2 H2SO4 nSiO2 H2O Na2SO4.. Sodium Sulfuric Silicate Acid . Drying Silo and Pakaging Process Process Piltration Classification Process Process 1959 . Reaction Milling Presipitated Silica NIPSIL Process . 1999 . 2 . NIPGEL .. Na2O nSiO2 H2SO4 nSiO2 H2O Na2SO4.. 2 . Sodium Sulfuric Silicate Acid Aging and Drying Silo and Washing Process Pakaging Process Process Classification Reaction Process . Gelling Milling Gel Process Silica .. Aerosil . Aerosil .. Reolosil . Cab-O-Sil . Fransil .. Arc Silica . Nipsil . Ultrasil . Hisil .. Zeosil . Tokusil . Carplex . Mizukasil . Sylysia . Syloid WR . Gasil .. Silcron SCM . Mizukasil . Nipgel . 65 . 66 TOSOH Research Technology Review 2001 . 1 . pH . 2 3 4 . 2 .. 1 .. A . pH . D . pH. pH . 3 .. B C SiO 2 20 . 29wt . Sulfuric Sodium acid Silicate reaction pH 7 or pH7-10, Na2SO4 lso Electric Point Dring Final BET Primary Gelation and Three-Dimensional Gel Network Process Producut Specific Silica Surface Particle Area Size Gel Type Silica Area 700 1000.
2 M2/g 3 4nm 600m2/g 5nm Aging Process 500m2/g 6nm pH7-10, Na2SO4 lso Electric Point Primary Silica Particles Grow 400m2/g 300m2/g 10nm 200m2/g 15nm 100m2/g 30nm Precipitated Type Silica Area 50m2/g 60nm . , The Chemistry of Silica . ,p174 . 66 . 45 2001 67. SiO2 15 25wt .. 2 .. SiO2 15wt . 1 . 5 .. D C. B A .. 6 .. TEM SEM .. 3 .. BET 200m2/g BET 200m2/g . BET 50m2/g BET 200m2/g 2nm 200nm . BET 300m2/g BET 300m2/g 100nm 100nm 2nm 200nm . BET 300m2/g BET 800m2/g . BET 800m2/g BET 800m2/g 100nm 100nm 2nm 200nm BET ( ). TEM SEM ( 67 . 68 TOSOH Research Technology Review 2001 .. in , Lehrbuch der Lacke und Beschichtungen, , Verlag Colomb, Schwandorf, 1974 .. BET m2/g 20 400 200 1000. m 1 40 1 30. g/ml g/ml ml/100g 100 400 60 400. ml/g 200 1000 17 300. ml/g 60 3000 . pH 5 12 2 8. 3 7 3 6. 7 10 . SiO2( ) 90 98.)
3 30 m 50 m 200 m .. JISK5101 . ASAP2400 .. 2000 .. 9. 8. Aerosil 200. 7 NIPSIL E 75. NIPSIL E 220A. dv/logD . 6 NIPSIL LP. NIPGEL AZ 200. 5 NIPGEL AY 201. NIPGEL BY 200. 4 NIPGEL CX 200. NIPGEL CY 200. 3. 2. 1. 0. 10 100 1000.. 7 .. 68 . 45 2001 69.. 8 /nm2 5 /nm2.. NIPGEL .. AZ-200, AZ-400, AY-200, BY-200, .. BY-400, BZ-200.. AZ-260, AZ-360, AY-460(WAX ).. AY-220, AY-420( ) . AZ-200, AZ-600, AY-401, AY-601, AY-603 . BY-600, BY-601. AY-200, AZ-200, AZ-201, BY-200, CX-200, CY-200 . AZ-200, AZ-400, AZ-600 . AZ-200, AZ-201, AZ-400, AZ-600. AZ-200, CX-200, CX-600 5 .. 4 .. 6 .. R K ILER The Chemistry of Silica 62 12171. 02 46521. 2667071 . 54 9157. 09 30809. NIPSIL SS .. 69.
