To provide a surfactant of which the presence and the critical micelle concentration are visibly recognized, and an amphiphilic substance composing the surfactant, and to provide a method for detecting critical micelle concentration and a method for detecting the presence of the surfactant.
The amphiphilic substance is an amphiphilic substance represented by A-(CH2)n-B, wherein A is a hydrophobic part having a fluorescent chromophore as a group; B is an anionic hydrophilic part where the hydrophilic part gives an anion when dissolved in water, a cationic hydrophilic part where the hydrophilic part gives a cation when dissolved in water, a nonionic hydrophilic part where the hydrophilic part does not give any ion when dissolved in water, or an ampholytic hydrophilic part having an anion and a cation; and n is an integer of 0 to 6.
SHIZUMA MOTOHIRO
ONO DAISUKE
JP2006052166A | 2006-02-23 | |||
JP2007181810A | 2007-07-19 | |||
JPS6429405A | 1989-01-31 | |||
JPH06271899A | 1994-09-27 | |||
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JP2008502364A | 2008-01-31 | |||
JP2003081927A | 2003-03-19 | |||
JP2008194560A | 2008-08-28 | |||
JPH06102267A | 1994-04-15 |
Yoshida Masayasu