Pandect of Sulfonate surfactants (1): Definition
time:2015-01-04 21:49:57,count:0

Sulfonate surfactants are the main component of detergents nowadays. Among, Sodium dodecylbenzenesulfonate is widely used.
1 Definition
The surfactants having sulfate radical (-SO3-) functional group.
General formula of sulfonate surfactants:
-- , R’ is CnH2n+1: alkylbenzene sulfonate;
-- CnH2n+1: alkyl sulfonate;
-- CnH2n-1: alkenyl sulfonate;
-- alpha-olefin: alpha-olefin sulfonate;
-- , R’ is CnH2n+1: alkyl naphthalene sulfonate;
-- CnH2n+1-O ( CH2CH2O ) m: Saturated fatty alcohol polyoxyethylene ether sulfonate
-- petroleum fraction: petroleum sulfonate;
-- lignin: lignosulfonate;
-- : sulfosuccinate;
-- : fatty acid ester sulfonate;
-- : phenol polyoxyethylene ether sulfonate; R’ is CnH2n+1: alkylphenol polyoxyethylene ether sulfonate;
-- : ester sulfonate; among, position of sulfonic acid group is in R2 or R1.
-- : taurine salt; among, carbon atoms connecting with N atom and S atom are less than two or contain other group: fatty acid amide sulfonate.