-
. .
-
., . , , . 1984 Rouquerol F., Rouquerol J., Sing K. Adsorption by powders and porous solids. 1999 . . 1948
-
m 1 2
-
S ms
-
V0 .S C0
-
q q = (0) + 0q
-
qm - b A() + S() AS()
-
4 90(I. Langmuir, 1918)qm = 110 3
-
(p/q) vs. p(q/p) vs. q/p(1 - ) vs.
-
R2=0.9991(p/q) vs. p(q/p) vs. q /p(1 - ) vs.
-
1. : 3 : + : 1 ; Rln{/(1- )} D.H. Everett, Trans. Faraday Soc. 1950, 46, 943
-
2. ? -Al2O3.. , .. , , 1989, 30, 69
-
, i , bi i i
-
- N-- 1 L-2 D-
-
i bi+1 bi = db = const db dqm = Qi+1 - Qi, Qi b (bmin; bi).
-
: - bLF
-
: -I. Langmuir (1918) 4 90 -
-qm110119b0.1150.093
-
3. ?Carrot et al., Carbon, 1987, 25, 59 77
-
--
-
Bp/p0q qB qm
-
qm qm - () -
-
J. Feder, J. Theor. Biol., 1980, 87, 237
= 0.54
-
qm (q*) - - X. Jin et al. J. Phys. Chem., 1993, 97, 4256 = 0.33
-
S = qmNANA - F. Rouquerol et al. Adsorption by powders and porous solids. 1999
(2)() . CO27777771952930.13 0.200.10 0.190.13 0.200.14 0.220.25 0.510.1620.1380.1410.1630.3070.1620.1380.1410.2100.430
-
0.70 0.59
-
/0 0.05 0.30,
-
, , , , N2 SiO2 Al2O3 77 C = 200-300 SiO2 Al2O3
-
2D
-
< 2 2 50 > 50 -
-
F. Rouquerol et al. Adsorption by powders and porous solids. 1999N2, 77K ( 0.4 S ()
-
t- (Lippens & de Boer, 1965): (t) , t pr S
-
t- t- (t p/po) t q = f(t) . . slopet
-
t- 77 , (de Boer et al. J. Coll. Interface Sci. 1966, 21, 405)
-
s- (Sing, 1968) (q/qm) s =(q/q0.4), q0.4 q / = 0.4
-
F. Rouquerol et al. (1999)
-
/0sq 3 stp/ s- Bhambhani et al. J. Coll. Interface Sci. 1972, 38, 109
-
s- P.J.M. Carrot et al. Carbon 1987, 25, 59 (77) S- XR602
-
: - - , 20%
-
(1914) (< 2 ) , , . .. / , p . p = po ( )
-
-DG = A = RT ln(p0/p) W = q/, W0
-
-E0 ( )
, ( ) -( ) lnW ln2(p0/p)
-
N2 77P.J.M. Carrot et al. Carbon 1987, 25, 59AX21AX21JF517JF517CARBOSIEVECARBOSIEVEJF005JF005W, 3 stplnWp/p0ln2(p/p0)p/p0
-
N2, 77KN2, 77K N2 77P.J.M. Carrot et al. Carbon 1987, 25, 59
-
P.J.M. Carrott et al., Carbon, 2000, 38, 465 298 p/p0 0.02 0.15
-
() (d) : 1 < d < 3 : 3 < d < 5 p . p
-
d < 1.5 1.5 < d < 2.0
-
= 0.31 F. Rouquerol et al. Adsorption by powders and porous solids. 1999
-
C.E. Webster et al. J. Phys. Chem. B 1999, 103, 1242
-
C.E. Webster et al. J. Phys. Chem. B 1999, 103, 1242 MIN-1 MIN-1 MIN-2
-
( )/( ) P.J.M. Carrott, Colloids and Surfaces, 1991, 58, 385(100% )
-
F. Rouquerol et al. Adsorption by powders and porous solids. 1999
-
q0(mic)q
-
q0(mic)q
-
q0(mic)q
-
(1975)- (1977)
-
- .
-
, dW/dd, 3//d, H. F. Stoeckli, Carbon, 1990,28, 1.
-
+ q = qmic + Sexttt ,
-
+ tq W0/Mr = q0(mic)tg = Sext Sext p/p0 = 0.40 0.75
-
+ (: N2 )Bhambhani et al. J. Coll. Interface Sci. 1972, 38, 109 s-
-
vm hw - (Bansal RC, Donnet JB, Stoeckli F. Active carbon. 1988. pp. 119162)
-
E0( -1) = 10.8/d () + 11.4Smi (2 -1)= 2000W0 (3 -1)/d () -iH = k1Smi + k2W0 + k3Sext-iH = c1Smi + c2(W0 c3Smi) + c4Sext-iH ( -1)= 0.136Smi + 141(W0 4.110-4Smi) + 0.114Sext
-
Pure & Appl. Chem., 1985, 57, 603
-
- vl rK ( )
-
rp = rK + t L = rK + 2t
-
, (BJH: Barrett, Joyner, Halenda) ,
-
, ri, (p/p0)i. vp(ri)
