Patent ID: 6238745
Filing Date: 2001-05-29
Classification: C09K,Y10S

Abstract:
A spray-formulated water repellent comprising:(i) a propellant gas,(ii) an organic solvent, and(iii) a pendant carbosiloxane dendrimer-functional vinyl-type polymer having a carbosiloxane dendrimer group with the formula ##STR16##wherein Z is a divalent organic group, p is 0 or 1, R.sup.1 is C.sub.1 to C.sub.10 alkyl or aryl, and X.sup.1 is a silylalkyl group having the formula at i=1 ##STR17##wherein R.sup.1 is defined as above; R.sup.2 is C.sub.2 to C.sub.10 alkylene; R.sup.3 is C.sub.1 to C.sub.10 alkyl; X.sup.i+1 is selected from the group consisting of a hydrogen atom, C.sub.1 to C.sub.10 alkyl, aryl, and the silylalkyl group; i is an integer with a value from 1 to 10; and a.sup.i is an integer from 0 to 3.