{HEAD ~ The present invention} relates to {TAIL ~ the combined use} of an N alkanoyl N,N dialkylphenylenediamine compound and a fluorescent brightener to cure scorch in a flame retarded polyurethane foam 
{ HEAD ~ The present invention } relates to { TAIL ~ the combined use } of an N alkanoyl N , N dialkylphenylenediamine compound and a fluorescent brightener to cure scorch in a flame retarded polyurethane foam
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