Patent application number | Description | Published |
20130137976 | Functional, Cross-Linked Nanostructures for Tandem Optical Imaging and Therapy - The present invention provides optical agents comprising optically functional cross linked supramolecular structures and assemblies useful for tandem optical imaging and therapy. Supramolecular structures and assemblies of the present invention include optically functional shell-cross linked micelles wherein optical functionality is achieved via incorporation of one or more linking groups that include one or more photoactive moieties. The present invention further includes imaging and therapeutic methods using one or more optical agents of the present invention including optically functional shell cross-linked micelles having an associated therapeutic agent. | 05-30-2013 |
20130210156 | Uniform, Functionalized, Cross-Linked Nanostructures for Monitoring pH - Described herein are optical agents, including compositions, preparations and formulations, for monitoring the pH of a fluid. Optical agents described herein include photonic nanostructures and nanoassemblies including supramolecular structures, such as shell cross-linked micelles, that incorporate at least one linking group comprising one or more photoactive moieties that provide functionality as exogenous agents for a range of pH monitoring applications. Optical agents described herein comprise supramolecular structures having linking groups imparting useful optical and structural functionality. In an embodiment, for example, the presence of linking groups function to covalently cross link polymer components to provide a cross-linked shell stabilized supramolecular structure, and also impart useful optical functionality, for example by functioning as a fluorophore. | 08-15-2013 |
20140141375 | SELF-ASSEMBLED STRUCTURES, METHOD OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is a composition comprising a graft block copolymer comprising a copolymer comprising a backbone polymer; and a first graft polymer that comprises a surface energy reducing moiety; the first graft polymer being grafted onto the backbone polymer; where the surface energy reducing moiety comprises a fluorine atom, a silicon atom, or a combination of a fluorine atom and a silicon atom; a photoacid generator; and a crosslinking agent. | 05-22-2014 |
20140141376 | SELF-ASSEMBLED STRUCTURES, METHOD OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is a composition comprising a graft block copolymer comprising a first block polymer; the first block polymer comprising a backbone polymer and a first graft polymer; where the first graft polymer comprises a surface energy reducing moiety; and a second block polymer; the second block polymer being covalently bonded to the first block; wherein the second block comprises the backbone polymer and a second graft polymer; where the second graft polymer comprises a functional group that is operative to crosslink the graft block copolymer; a photoacid generator; and a crosslinking agent. | 05-22-2014 |
20140142249 | SELF-ASSEMBLED STRUCTURES, METHOD OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is a graft block copolymer comprising a first block polymer; the first block polymer comprising a backbone polymer and a first graft polymer; where the first graft polymer comprises a surface energy reducing moiety; and a second block polymer; the second block polymer being covalently bonded to the first block; wherein the second block comprises the backbone polymer and a second graft polymer; where the second graft polymer comprises a functional group that is operative to crosslink the graft block copolymer. | 05-22-2014 |
20140142252 | SELF-ASSEMBLED STRUCTURES, METHOD OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is a copolymer comprising a backbone polymer; and a first graft polymer that comprises a surface energy reducing moiety; the first graft polymer being grafted onto the backbone polymer; where the surface energy reducing moiety comprises a fluorine atom, a silicon atom, or a combination of a fluorine atom and a silicon atom. | 05-22-2014 |
20150072291 | SELF-ASSEMBLED STRUCTURES, METHOD OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is a graft block copolymer comprising a first block polymer; the first block polymer comprising a backbone polymer and a first graft polymer; where the first graft polymer comprises a surface energy reducing moiety that comprises a halocarbon moiety, a silicon containing moiety, or a combination of a halocarbon moiety and a silicon containing moiety; a second block polymer; the second block polymer being covalently bonded to the first block; wherein the second block comprises the backbone polymer and a second graft polymer; where the second graft polymer comprises a functional group that is operative to undergo acid-catalyzed deprotection causing a change of solubility of the graft block copolymer in a developer solvent. | 03-12-2015 |
20150072292 | SELF-ASSEMBLED STRUCTURES, METHOD OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME - Disclosed herein is a photoresist composition comprising a graft block copolymer; a solvent and a photoacid generator; where the graft block copolymer comprises a first block polymer; the first block polymer comprising a backbone polymer and a first graft polymer; where the first graft polymer comprises a surface energy reducing moiety that comprises a halocarbon moiety or a silicon containing moiety; and a second block polymer; the second block polymer being covalently bonded to the first block; wherein the second block comprises the backbone polymer and a second graft polymer; where the second graft polymer comprises a functional group that is operative to undergo deprotection and alter the solubility of the graft block copolymer; where the graft block copolymer has a bottle brush topology. | 03-12-2015 |