Patent ID: 11868043
Assignee: APPLIED MATERIALS, INC.
Field: Optics (Instruments)
Classification: CPC G  C | IPC C  G

Claim 16:
17. An imprint composition, comprising:
a plurality of passivated nanoparticles, wherein:
each passivated nanoparticle comprises a core and a shell;
the core comprises a metal oxide;
the core has a diameter of about 2 nm to about 50 nm;
the shell comprises a passivation material comprising a block copolymer, wherein the block copolymer comprises polystyrene-bloc k-poly(4-vinylpyridine) (PS-b-P4VP), polystyrene b-polyethylene oxide (PS-b-PEO), polystyrene-b-polybutadiene (PS-b-PB), polystyrene b-polymethylmethacrylate (PS-b-PMMA), polystyrene-block-polybutadiene-block-poly-styrene, a poloxamer, poly(isoprene-block-dimethylaminoethyl methacrylate) (PI-b-PDMAEMA), poly(ethylene oxide)-poly(propylene oxide)-poly(ethylene oxide) (PEO-PPO-PEO), or any combination thereof; and
the shell has a thickness of about 0.1 nm to about 50 nm;

one or more solvents;
a surface ligand; and
an additive.