Method for increasing the SPF rating of textile fibers by treatment with triazinyldiamino stilbene compounds

A detergent composition comprising:

• i) 5-90% of an anionic surfactant and/or a nonionic surfactant;
• ii) 5-70% of a builder;
• iii) 0-30% of a peroxide;
• iv) 1-10% of a peroxide activator and/or 0.1-3% of a bleaching catalyst;
• v) 0.005-2% of at least one compound of formula (1A);
• and
• vi) 0.005-10% of one or more auxiliaries, each by weight, based on the total weight of the detergent;
• wherein the compound of formula (1A) is represented by the general formula ##STR34## in which R.sub.2 is hydrogen, optionally substituted alkyl, optionally substituted aryl, ##STR35## --NH.sub.2, --N(CH.sub.2 CH.sub.2 OH).sub.2, --N(CH.sub.2 CH(OH)CH.sub.3).sub.2, --NH--R.sub.4, --N(R.sub.4).sub.2 or --OR.sub.4, in which R.sub.4 is M, optionally substituted alkyl or optionally substituted aryl;
• ##STR36## in which R.sub.5 is hydrogen, optionally substituted alkyl, optionally substituted aryl or --NR.sub.7 R.sub.8 in which R.sub.7 and R.sub.8, independently, are hydrogen, optionally substituted alkyl or optionally substituted aryl, or R.sub.7 and R.sub.8, together with the nitrogen atom to which they are attached, form a heterocyclic residue;
• ##STR37## in which R.sub.6 is hydrogen, optionally substituted alkyl or optionally substituted aryl, provided that R.sub.6 is not carboxymethyl or hydroxymethyl;
• n.sub.1 and n.sub.2, independently, are 0 or 1;
• M is hydrogen, an alkali metal atom, ammonium or a cation formed from an amine and R.sub.1 a is a group having one of the formulae:
• ##STR38## in which R.sub.4 and R.sub.5 are as previously defined.

A process for the fluorescent whitening of textile materials or paper comprising contacting the textile materials or paper with 0.05 to 3.0% by weight, based on the weight of the textile or paper materials, of at least one compound of formula (1A);

• ##STR39## in which R.sub.2 is hydrogen, optionally substituted alkyl, optionally substituted aryl, ##STR40## --NH.sub.2, --N(CH.sub.2 CH.sub.2 OH).sub.2, --N(CH.sub.2 CH(OH)CH.sub.3).sub.2, --NH--R.sub.4, --N(R.sub.4).sub.2 or --OR.sub.4, in which R.sub.4 is M, optionally substituted alkyl or optionally substituted aryl;
• ##STR41## in which R.sub.5 is --NR.sub.7 R.sub.8 in which R.sub.7 and R.sub.8, independently, are hydrogen, optionally substituted alkyl or optionally substituted aryl, or R.sub.7 and R.sub.8, together with the nitrogen atom to which they are attached, form a heterocyclic residue;
• ##STR42## in which R.sub.6 is hydrogen, optionally substituted alkyl or optionally substituted aryl, provided that R.sub.6 is not carboxymethyl or hydroxymethyl;
• n.sub.1 and n.sub.2, independently, are 0 or 1;
• M is hydrogen, an alkali metal atom, ammonium or a cation formed from an amine and R.sub.1 a is a group having one of the formulae:
• ##STR43## in which R.sub.4 and R.sub.5 are as previously defined.

A textile detergent or softener color care composition comprising 0.005 to 2% by weight, based on the total weight of the composition, of a compound of formula (1A):

• ##STR44## in which R.sub.2 is hydrogen, optionally substituted alkyl, optionally substituted aryl, ##STR45## --NH.sub.2, --N(CH.sub.2 CH.sub.2 OH).sub.2, --N(CH.sub.2 CH(OH)CH.sub.3).sub.2, --NH--R.sub.4, --N(R.sub.4).sub.2 or --OR.sub.4, in which R.sub.4 is M, optionally substituted alkyl or optionally substituted aryl;
• ##STR46## in which R.sub.5 is hydrogen, optionally substituted alkyl, optionally substituted aryl or --NR.sub.7 R.sub.8 in which R.sub.7 and R.sub.8, independently, are hydrogen, optionally substituted alkyl or optionally substituted aryl, or R.sub.7 and R.sub.8, together with the nitrogen atom to which they are attached, form a heterocyclic residue;
• ##STR47## in which R.sub.6 is hydrogen, optionally substituted alkyl or optionally substituted aryl, provided that R.sub.6 is not carboxymethyl or hydroxymethyl;
• n.sub.1 and n.sub.2, independently, are 0 or 1;
• M is hydrogen, an alkali metal atom, ammonium or a cation formed from an amine and R.sub.6 a is a group having one of the formulae:
• ##STR48## in which R.sub.4 and R.sub.5 are as previously defined.

A method for increasing the SPF rating of a textile fiber material comprising washing the textile fiber material with a detergent composition comprising;

• i) 5-90% of an anionic surfactant and/or a nonionic surfactant;
• ii) 5-70% of a builder;
• iii) 0-30% of a peroxide;
• iv) 0-10% of a peroxide activator and/or 0-1% of a bleaching catalyst;
• v) 0.005-2% of at least one compound of formula (1A);
• and
• vi) 0.005-10% of one or more auxiliaries, each by weight, based on the total weight of the detergent,
• wherein the amount of the detergent composition employed is sufficient to provide 0.05 to 3.0% by weight, based on the weight of the textile fibres, of at least one compound of formula (1A) which is represented by the general formula:
• ##STR50## in which R.sub.2 is hydrogen, optionally substituted alkyl, optionally substituted aryl, ##STR51## --NH.sub.2, --N(CH.sub.2 CH.sub.2 OH).sub.2, --N[CH.sub.2 CH(OH)CH.sub.3 ].sub.2, --NH--R.sub.4, --N(R.sub.4).sub.2 or --OR.sub.4, in which R.sub.4 is M, optionally substituted alkyl or optionally substituted aryl;
• ##STR52## in which R.sub.5 is hydrogen, optionally substituted alkyl, optionally substituted aryl or --NR.sub.7 R.sub.8 in which R.sub.7 and R.sub.8, independently, are hydrogen, optionally substituted alkyl or optionally substituted aryl, or R.sub.7 and R.sub.8, together with the nitrogen atom to which they are attached, form a heterocyclic residue;
• ##STR53## in which R.sub.6 is hydrogen, optionally substituted alkyl or optionally substituted aryl, provided that R.sub.6 is not carboxymethyl or hydroxymethyl;
• n.sub.1 and n.sub.2, independently, are 0 or 1;
• M is hydrogen, an alkali metal atom, ammonium or a cation formed from an amine and R.sub.1 is a group having one of the formulae:
• ##STR54## in which R.sub.4 and R.sub.5 are as previously defined.