1
Timothy Edward Banach, Gary Charles Davis, Paul Michael Smigelski Jr, Patrick Joseph McCloskey: Method for making siloxane copolycarbonates. General Electric Company, Bernadette M Bennett, Donald S Ingraham, June 26, 2001: US06252013 (39 worldwide citation)

A melt condensation polymerization process for preparing siloxane copolycarbonates is provided. The process includes reacting an aromatic dihydroxy compound, carbonic acid diester, hydroxyaryl terminated polydiorganosiloxane and catalyst with a salt.


2
Patrick Joseph McCloskey, James Day, Paul Michael Smigelski Jr, Timothy Brydon Burnell: Method of polycarbonate preparation by solid state polymerization. General Electric Company, Andrew C Caruso, Noreen C Johnson, February 11, 2003: US06518391 (37 worldwide citation)

Solid state polymerization of partially crystalline polycarbonate oligomers bearing ester-substituted terminal groups occurs at useful reaction rates despite their high level of endcapping. Partially crystalline polycarbonate oligomers having ester substituted terminal groups may be obtained in a si ...


3
Daniel Joseph Brunelle, Patrick Joseph McCloskey, Paul Michael Smigelski Jr, Timothy Brydon Burnell, Ganesh Kailasam: Method of polycarbonate preparation. General Electric Company, Andrew J Caruso, Noreen C Johnson, April 15, 2003: US06548623 (36 worldwide citation)

Polycarbonates containing low or undetectable levels of Fries rearrangement product may be prepared by the melt reaction of a dihydroxy aromatic compound such as bisphenol A with an ester-substituted diaryl carbonate such as the diaryl carbonate of methyl salicylate, bis-methyl salicyl carbonate. Lo ...


4
Patrick Joseph McCloskey, Paul Michael Smigelski Jr, Timothy Brydon Burnell, Juan Rodriques Ordonez, Ignacia Vic Fernandez, Gerardo Hidalgo Llinas, Rudy Francois Alain J Peemans, Edward Venama: Optimization of polycarbonate preparation by transesterification. General Electric Company, Andrew J Caruso, Noreen C Johnson, June 11, 2002: US06403754 (29 worldwide citation)

Acidic impurities in dihydroxyaromatic compounds such as bisphenol A, as illustrated by sulfonic acids and mercaptocarboxylic acids, can have an adverse effect on the molecular weight of a polycarbonate prepared therefrom by transesterification. The same is true of acidic impurities in diaryl carbon ...


5
Norberto Silvi, Mark Howard Giammattei, Patrick Joseph McCloskey, Alberto Nisoli, James Day, Narayan Ramesh, Paul Michael Smigelski Jr, Paul Russell Wilson: Method for making an aromatic polycarbonate. General Electric Company, Andrew J Caruso, Patrick K Patnode, September 14, 2004: US06790929 (27 worldwide citation)

This invention relates to an extrusion method preparing polycarbonates from a solution of an oligomeric polycarbonate. A mixture of bis(methyl salicyl)carbonate (BMSC), BPA and a transesterification catalyst are first equilibrated at moderate temperatures to provide a solution of polycarbonate oligo ...


6
Patrick Joseph McCloskey, Timothy Brydon Burnell, Daniel Joseph Brunelle, Elliott West Shanklin, Paul Michael Smigelski Jr, Ganesh Kailasam: Interfacial method of preparing ester-substituted diaryl carbonates. General Electric Company, Andrew J Caruso, Noreen C Johnson, July 16, 2002: US06420588 (27 worldwide citation)

High yields of ester-substituted diary carbonates such as bis-methyl salicyl carbonate were obtained by the condensation of methyl salicylate with phosgene in the presence of a phase transfer catalyst (PTC) in an interfacial reaction system in which the pH of the aqueous phase was greater than 9.3. ...


7
Hans Peter Brack, James Anthony Cella, Dennis Karlik, Paul Michael Smigelski Jr: Method for end-capping polycarbonate resins and composition for use in same. General Electric Company, Oppedahl & Larson, December 31, 2002: US06500914 (26 worldwide citation)

A method for end-capping polycarbonate resins, comprising the step of processing a mixture comprising a polycarbonate having free hydroxyl-end groups and an end-capping reagent in a melt transesterification reaction to produce a polycarbonate resin, wherein the end-capping reagent comprises a mixtur ...


8

9
Paul Michael Smigelski Jr, Joseph John Shiang: Organic light emitting device with outcoupling layer for improved light extraction. General Electric Company, Mary Louise Stanford, September 18, 2012: US08269214 (11 worldwide citation)

An organic light emitting device comprises an outcoupling layer having relatively high aspect ratio nanowires imbedded within an optically thick transparent high optical index film. The incorporation of nanowires increases the optical index of a light emitting assembly and provides a means for extra ...


10
Patrick Joseph McCloskey, Jan Pleun Lens, James Anthony Cella, Jan Henk Kamps, Kathryn Lynn Longley, Narayan Ramesh, Warren William Reilly, Paul Michael Smigelski Jr, Marc Brian Wisnudel: Method of polycarbonate preparation. General Electric Company, Andrew J Caruso, Patrick K Patnode, March 22, 2005: US06870025 (10 worldwide citation)

Polycarbonates containing low or undetectable levels of Fries rearrangement products and comprising repeat units derived from one or more of resorcinol, hydroquinone, methylhydroquinone, bisphenol A, and 4,4′-biphenol have been prepared by the melt reaction of one or more of the aforementioned dihyd ...