CORRELATION BETWEEN SURFACE FREE-ENERGY AND POROSITY OF CONTROLLED-POROSITY GLASSES

被引:3
作者
BILINSKI, B [1 ]
DAWIDOWICZ, AL [1 ]
机构
[1] MARIE CURIE SKLODOWSKA UNIV,FAC CHEM,DEPT CHEM PHYS,PL-20031 LUBLIN,POLAND
关键词
CONTROLLED-POROSITY GLASSES; SURFACE FREE ENERGY;
D O I
10.1016/0927-7757(93)80496-2
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The surface free energy values for seven different controlled-porosity glasses were calculated from the adsorption data of n-octane and toluene. They were then correlated with specific surface area, mean pore diameter and total pore volume of these glasses. The analysis was performed assuming the capillary model. It was found that the surface free energy of the glasses increased considerably when the mean pore diameter increased from 35 to 63 nm. This was attributed to differences in the liquefaction process during preparation of controlled-porosity glasses characterized by various pore sizes.
引用
收藏
页码:61 / 67
页数:7
相关论文
共 26 条
[1]  
ADAMSON AW, 1960, PHYSICAL CHEM INTERF, P263
[2]   THE DETERMINATION OF THE DISPERSION AND POLAR FREE-SURFACE ENERGY OF QUARTZ BY THE ELUTION GAS-CHROMATOGRAPHY METHOD [J].
BILINSKI, B ;
CHIBOWSKI, E .
POWDER TECHNOLOGY, 1983, 35 (01) :39-45
[4]   GAS-ADSORPTION STUDY OF THE SURFACE DEHYDROXYLATION AND REHYDROXYLATION OF CONTROLLED POROSITY GLASSES [J].
BILINSKI, B ;
WOJCIK, W ;
DAWIDOWICZ, AL .
APPLIED SURFACE SCIENCE, 1991, 52 (1-2) :125-131
[5]   INVESTIGATION OF THE SURFACE FREE-ENERGY COMPONENTS OF THERMALLY TREATED CONTROLLED POROSITY GLASSES BY INVERSE GAS-CHROMATOGRAPHY [J].
BILINSKI, B ;
WOJCIK, W ;
DAWIDOWICZ, AL .
APPLIED SURFACE SCIENCE, 1991, 47 (01) :99-108
[6]   CONFRONTATION OF ENERGETIC CHANGES IN SULFUR N-ALKANE WATER AND SULFUR N-ALKANE VAPOR SYSTEMS [J].
CHIBOWSKI, E ;
BILINSKI, B ;
WAKSMUNDZKI, A ;
WOJCIK, W .
JOURNAL OF COLLOID AND INTERFACE SCIENCE, 1982, 86 (02) :559-566
[7]   HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHY OF BENZODIAZEPINES USING SORBENTS WITH THERMALLY IMMOBILIZED CARBOWAX-20M [J].
CHOMA, I ;
DAWIDOWICZ, AL ;
LODKOWSKI, R .
JOURNAL OF CHROMATOGRAPHY, 1992, 600 (01) :109-113
[8]   CONTROLLED-POROSITY GLASSES AS ALTERNATIVE ADSORBENTS TO SILICA-GEL FOR HPLC [J].
CHOMA, I ;
DAWIDOWICZ, AL .
CHROMATOGRAPHIA, 1992, 33 (3-4) :122-126
[9]  
DAWIDOWICZ A, 1979, CHEM ANAL-WARSAW, V24, P811
[10]   DETERMINATION OF RESIDUAL BORON IN THERMALLY TREATED CONTROLLED-POROSITY GLASSES, BY COLORIMETRY, SPECTROGRAPHY AND ISOTACHOPHORESIS [J].
DAWIDOWICZ, AL ;
MATUSEWICZ, J ;
WYSOCKALISEK, J .
TALANTA, 1989, 36 (05) :581-584