03.09.06
Patent No. US 6,992,059 B2: Patents for fabric conditioning compositions have been assigned to Unilever Home & Personal Care USA, Greenwich, CT. The composition comprises 7.5% to 80% by weight of an ester-linked quaternary ammonium fabric softening material comprising at least one mono-ester linked component and at least one tri-ester linked component; 0.01% to 10% by weight of a nonionic surfactant; and more than 1.5% to 15% by weight of a fatty alcohol comprising hardened tallow alcohol, behenyl alcohol and perfume.