| http://www.w3.org/ns/prov#value | - The particularly preferred cationic surfactants referred to above have the general formula ##STR2## wherein R1 is an organic group containing a straight or branched alkyl or alkenyl group optionally substituted with up to 3 phenyl or hydroxy groups, and optionally interrupted by up to 4 structures selected from the group consisting of ##STR3## and mixtures thereof, where R4 is an alkyl or hydroxya
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