abstract |
An ICI viscosity regulating composition including linked segments of: (a) a polyhydroxy segment having 4 to 6 reactive hydroxyl groups; derived from a compound selected from: an acyclic or cyclic polyhydric alcohol having 4 to 6 carbon atoms, an alkoxylated acyclic polyhydric alcohol, an alkoxylated cyclic polyhydric alcohol and a poly(hydroxyethyl) polyethyleneamine. |