| abstract |
A quaternary ammonium salt-containing polysiloxane comprising at least one unit of the formula (1) is formulated into a fiber or fabric treating agent composition which can impart anti-microbial properties, softness and home laundry durability to fibers and fibrous materials. n R 1 is a monovalent organic group of 1-20 carbon atoms, R 2 is a monovalent organic group containing at least one quaternary ammonium salt, R 3 is an organoxy group: —OR 1 , and p is a positive number of 2 to 2,000. |