Patent application number | Description | Published |
20090054714 | PROCESS FOR PRODUCING HIGH PURITY EXO-ALKENYLNORBORNENE - Embodiments of the present invention are directed generally to methods for producing high purity exo-alkenylnorbornenes from a mixture of conformational isomers thereof. | 02-26-2009 |
20090118539 | GENERATION OF ENDO- AND/OR EXO-NORBORNENECARBOXALDEHYDE AS AN INTERMEDIATE TO FUNCTIONALIZED NORBORNENES - Embodiments in accordance with the present invention provide for forming essentially pure diastereomers of 5/6-substituted norbornene-type monomers. Further, embodiments in accordance with the present invention encompass polymerizing such diastereomers to form addition or ROMP polymers where a desired exo-/endo-ratio of the diastereomers is provided to the polymerization, such ratio designed to provide a desired ratio of endo-/exo-structured repeating units for a resulting polymer to have desired physical or chemical properties. | 05-07-2009 |
20090189277 | PHOTOSENSITIVE COMPOSITIONS BASED ON POLYCYCLIC POLYMERS FOR LOW STRESS, HIGH TEMPERATURE FILMS - Vinyl addition polymer compositions, methods for forming such compositions, methods for using such compositions to form microelectronic and optoelectronic devices are provided. The vinyl addition polymer encompassed by such compositions has a polymer backbone having two or more distinct types of repeat units derived from norbornene-type monomers independently selected from monomers of Formula I: | 07-30-2009 |
20100099906 | GENERATION OF ENDO- AND/OR EXO-NORBORNENECARBOXALDEHYDE AS AN INTERMEDIATE TO FUNCTIONALIZED NORBORNENES - Embodiments in accordance with the present invention provide for forming essentially pure diastereomers of 5/6-substituted norbornene-type monomers. Further, embodiments in accordance with the present invention encompass polymerizing such diastereomers to form addition or ROMP polymers where a desired exo-/endo-ratio of the diastereomers is provided to the polymerization, such ratio designed to provide a desired ratio of endo-/exo-structured repeating units for a resulting polymer to have desired physical or chemical properties. | 04-22-2010 |
20110070543 | Aqueous Base-Developable Negative-Tone Films Based On Functionalized Norbornene Polymers - Embodiments in accordance with the present invention encompass negative-tone, aqueous base developable, self-imageable polymer compositions useful for forming films that can be patterned to create structures for microelectronic devices, microelectronic packaging, microelectromechanical systems, optoelectronic devices and displays. | 03-24-2011 |
20120283404 | Polynorbornene Pervaporation Membrane Films, Preparation and Use Thereof - Embodiments in accordance with the present invention provide forming polynorbornenes useful for forming pervaporation membranes, the membranes themselves and methods of making such membranes. | 11-08-2012 |
20130181199 | Thermo-oxidatively Stable, Side Chain Polyether Functionalized Polynorbornenes for Microelectronic and Optoelectronic Devices and Assemblies Thereof - The present invention relates to polynorbornene (PNB) composition embodiments that are useful for forming microelectronic and/or optoelectronic devices and assemblies thereof, and more specifically to compositions encompassing PNBs having norbornene-type repeating units that are polyether functionalized where such the PNBs of such compositions and the microelectronic and/or optoelectronic devices made therefrom are resistant to thermo-oxidative chain degradation of said polyether functionalization. | 07-18-2013 |
20130292872 | Polynorbornene Pervaporation Membrane Films, Preparation and Use Thereof - Embodiments in accordance with the present invention provide forming polynorbornenes useful for forming pervaporation membranes, the membranes themselves and methods of making such membranes. | 11-07-2013 |
20140038112 | AQUEOUS BASE-DEVELOPABLE NEGATIVE-TONE FILMS BASED ON FUNCTIONALIZED NORBORNENE POLYMERS - Embodiments in accordance with the present invention encompass negative-tone, aqueous base developable, self-imagable polymer compositions useful for forming films that can be patterned to create structures for microelectronic devices, microelectronic packaging, microelectromechanical systems, optoelectronic devices and displays. | 02-06-2014 |