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Anhydride copolymer top coats for orientation control of thin film block copolymers
(United States Patent and Trademark Office, 2015-10-13)
Random copolymer top coats are described that can be spin coated onto block copolymer thin films and used to control the interfacial energy of the top coat-block copolymer interface. The top coats are soluble in aqueous ...
Lithographic template and method of formation and use
(United States Patent and Trademark Office, 2005-05-10)
This invention relates to a lithographic template, a method of forming the lithographic template and a method for forming devices with the lithographic template. The lithographic template (10, 110, 210) is formed having a ...
Imprint lithography template having a feature size under 250 nm
(United States Patent and Trademark Office, 2007-06-12)
The present invention includes a template comprising a plurality of protrusions and a plurality of recessions with a distance between a zenith of any of the plurality of protrusions and a nadir of any one of the plurality ...
Device for holding a template for use in imprint lithography
(United States Patent and Trademark Office, 2010-05-04)
Described are imprint lithography templates, methods of forming and using the templates, and a template holder device. An imprint lithography template may include a body with a plurality of recesses on a surface of the ...
Polylactide/silicon-containing block copolymers for nanolithography
(United States Patent and Trademark Office, 2017-12-05)
The present invention includes a diblock copolymer system that self-assembles at very low molecular weights to form very small features. In one embodiment, one polymer in the block copolymer contains silicon, and the other ...
Anhydride copolymer top coats for orientation control of thin film block copolymers
(United States Patent and Trademark Office, 2016-04-19)
The use of self-assembled block copolymer structures to produce advanced lithographic patterns relies on control of the orientation of these structures in thin films. In particular, orientation of cylinders and lamellae ...
Step and flash imprint lithography
(United States Patent and Trademark Office, 2002-01-01)
A method of forming a relief image in a structure comprising a substrate and a transfer layer formed thereon comprises covering the transfer layer with a polymerizable fluid composition, and then contacting the polymerizable ...
Compositions for dark-field polymerization and method of using the same for imprint lithography processes
(United States Patent and Trademark Office, 2011-03-15)
The present invention provides a composition and a method of using the same to form a pattern on a substrate using imprint lithography employing dark-field polymerization. To that end, the composition includes a bis vinyl ...
Polylactide/silicon-containing block copolymers for nanolithography
(United States Patent and Trademark Office, 2015-09-01)
A diblock copolymer system that self-assembles at very low molecular weights to form very small features is described. One polymer in the block copolymer contains silicon, and the other polymer is a polylactide. The block ...
Method for fabricating nanoscale patterns in light curable compositions using an electric field
(United States Patent and Trademark Office, 2005-11-15)
A high-throughput lithography process for creating high-resolution patterns in a polymerizable composition using carefully controlled electric field followed by curing of the polymerizable composition is described. The ...