MICELLE FORMATION IN MOLTEN ACETAMIDE

被引:17
作者
AKHTER, MS
ALAWI, SM
BOSE, AN
机构
[1] Department of Chemistry, University of Bahrain, Isa Town
关键词
ACETAMIDE; CMC; CONDUCTIVITY; MICELLES;
D O I
10.1016/0927-7757(94)02987-3
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 electrical conductivity of four surfactants, sodium caprylate, sodium laurate sodium palmitate and sodium stearate in molten acetamide has been determined at 90 degrees C. Conductivity measurements show that micelles are formed in acetamide solution. Critical micelle concentration (CMC) has been determined for each of the surfactants. It is suggested that the simplest formula of the ionic micelle is (S-)(n)(CH3CONH2)(x). At higher concentration the micelle may be of the forms (NaS)(m)(S-)(n)(CH3CONH2)(x) where NaS denotes sodium stearate.
引用
收藏
页码:173 / 176
页数:4
相关论文
共 31 条
[1]  
BACHER P, 1967, NONIONIC SURFACTANTS, P478
[2]   AGGREGATION OF TETRADECYLTRIMETHYLAMMONIUM BROMIDE IN WATER, 1,2-ETHANEDIOL, AND THEIR MIXTURES [J].
BACKLUND, S ;
BERGENSTAHL, B ;
MOLANDER, O ;
WARNHEIM, T .
JOURNAL OF COLLOID AND INTERFACE SCIENCE, 1989, 131 (02) :393-401
[3]   ELECTRICAL-CONDUCTIVITY STUDY OF THE SELF-ASSOCIATION OF IONIC SURFACTANTS IN SOLUTION IN ETHYLENEGLYCOL, FORMIC-ACID AND FORMAMIDE [J].
BINANALIMBELE, W ;
ZANA, R .
COLLOID AND POLYMER SCIENCE, 1989, 267 (05) :440-447
[4]  
EMERSON MF, 1967, J PHYS CHEM-US, V71, P1989
[5]   LIQUID-CRYSTALS IN A FUSED SALT - BETA,ALPHA-DISTEAROYLPHOSPHOTIDYLCHOLINE IN N-ETHYLAMMONIUM NITRATE [J].
EVANS, DF ;
KALER, EW ;
BENTON, WJ .
JOURNAL OF PHYSICAL CHEMISTRY, 1983, 87 (04) :533-535
[6]   THERMODYNAMICS OF SOLUTION OF NON-POLAR GASES IN A FUSED SALT - HYDROPHOBIC BONDING BEHAVIOR IN A NON-AQUEOUS SYSTEM [J].
EVANS, DF ;
CHEN, SH ;
SCHRIVER, GW ;
ARNETT, EM .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1981, 103 (02) :481-482
[7]   MICELLE FORMATION IN ETHYLAMMONIUM NITRATE, A LOW-MELTING FUSED SALT [J].
EVANS, DF ;
YAMAUCHI, A ;
ROMAN, R ;
CASASSA, EZ .
JOURNAL OF COLLOID AND INTERFACE SCIENCE, 1982, 88 (01) :89-96
[8]   SELF-ORGANIZATION OF AMPHIPHILES [J].
EVANS, DF .
LANGMUIR, 1988, 4 (01) :3-12
[9]  
FLETCHER PDI, 1989, J CHEM SOC F1, V85, P148
[10]  
GEER RD, 1971, J PHYS CHEM-US, V75, P369