Patent ID: 9139670
Filing Date: 2015-09-22
Classification: B82Y,C01G,C01P,C07C,C08F,C09C

Abstract:
1. Surface-modified nanoparticles comprising: zirconia nanoparticles; and at least one ligand attached to at least one of the zirconia nanoparticles, the ligand comprising: wherein the ligand comprises the structure: wherein R 1 is selected from a hydrogen atom, an alkyl group, a cycloalkyl group, an aryl group, a heteroaryl group, an aralkyl group, a heteroaryl group, or a heterocycloalkyl group; (CO) is a carbonyl group C═O; A is a divalent linking group selected from alkylene, arylene, aralkylene, heteroalkylene, heteroarylene, or heteroaralkylene; and X is —SH or —(OC)—O—B—O—Ar—(CO)—C(OH)R 2 2 wherein B is an alkylene group or arylene group; Ar is an aryl or substituted aryl group; and each R 2 is an alkyl group.