Patent ID: 7598314

Claim:
A siloxane dispersant having a structure including a head part having affinity for nanoparticles and a tail part having affinity for a polydimethylsiloxane resin, wherein the siloxane dispersant contains the head part selected from the group consisting of: wherein each R is independently hydrogen or C 1 -C 4 alkyl; or a group represented by the tail part selected from the group consisting of: wherein n is an integer of 2 to 30, and x and y are independently an integer of 2 to 20; or wherein the siloxane dispersant contains the head part selected from the group consisting of the formulas wherein each R is defined above, and the tail part is of the formula wherein x, and y are each defined above; or wherein the siloxane dispersant contains the head part of the formula wherein each R is as defined above, and the tail part is wherein x, and y are each defined above; or wherein the siloxane dispersant contains as the head part the tail part is