P

Inventor

MCCLOSKEY PATRICK JOSEPH

US81 patents
⚠️ This page may combine multiple inventors who share the name “MCCLOSKEY PATRICK JOSEPH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GEN ELECTRIC

43 patents
US6548623B2Apr 15, 2003

Method of polycarbonate preparation

GEN ELECTRIC85 citations98
US6506871B1Jan 14, 2003

Extrusion method for making polycarbonate

GEN ELECTRIC100 citations98
US6323304B1Nov 27, 2001

Melt polycarbonate catalyst systems

GEN ELECTRIC96 citations97
US6518391B1Feb 11, 2003

Method of polycarbonate preparation by solid state polymerization

GEN ELECTRIC74 citations96
US6469192B1Oct 22, 2002

Solventless preparation of ester-substituted diaryl carbonates

GEN ELECTRIC55 citations96
US6420512B1Jul 16, 2002

Extrusion method for making polycarbonate

GEN ELECTRIC83 citations96
US6420588B1Jul 16, 2002

Interfacial method of preparing ester-substituted diaryl carbonates

GEN ELECTRIC53 citations96
US6252013B1Jun 26, 2001

Method for making siloxane copolycarbonates

GEN ELECTRIC72 citations96
US6790929B2Sep 14, 2004

Method for making an aromatic polycarbonate

GEN ELECTRIC59 citations95
US6399739B1Jun 4, 2002

Preparation of polycarbonate having a predetermined molecular weight and level of endcapping

GEN ELECTRIC63 citations95
US6228973B1May 8, 2001

Method for preparing high molecular weight polycarbonate

GEN ELECTRIC96 citations95
US6723823B2Apr 20, 2004

Method of polycarbonate preparation

GEN ELECTRIC52 citations94
US6600004B1Jul 29, 2003

Method of preparing polyestercarbonates

GEN ELECTRIC59 citations94
US7132498B2Nov 7, 2006

Process to make polycarbonate from bismethylsalicylcarbonate (BMSC)

GEN ELECTRIC23 citations92
US6960641B2Nov 1, 2005

Method of making block copolymers by solid state polymerization

GEN ELECTRIC23 citations92
US6870025B2Mar 22, 2005

Method of polycarbonate preparation

GEN ELECTRIC26 citations92
US6576911B1Jun 10, 2003

Method and apparatus for nondestructive determination of polymer hydrolytic stability

GEN ELECTRIC24 citations92
US5886073AMar 23, 1999

Polycarbonate redistribution method with catalyst decomposition

GEN ELECTRIC20 citations92
US6492485B1Dec 10, 2002

Redistributed polycarbonate resin

GEN ELECTRIC66 citations91
US6403754B1Jun 11, 2002

Optimization of polycarbonate preparation by transesterification

GEN ELECTRIC57 citations91
US6339138B1Jan 15, 2002

Method of manufacturing polycarbonates

GEN ELECTRIC23 citations91
US6140457AOct 31, 2000

Static-resistant polycarbonates having DI-t-alkylphenyl end groups

GEN ELECTRIC23 citations90
US7041775B2May 9, 2006

Method for preparing a polycarbonate oligomer mixture at low temperature for manufacturing polycarbonate

GEN ELECTRIC25 citations89
US5973102AOct 26, 1999

Static resistant polycarbonate compositions

GEN ELECTRIC22 citations88
US7115700B2Oct 3, 2006

Method of polycarbonate preparation

GEN ELECTRIC12 citations84
US6184335B1Feb 6, 2001

Salts of aryl sulfonic acids as polymerization catalysts

GEN ELECTRIC15 citations84
US6569985B2May 27, 2003

Method for making polycarbonate

GEN ELECTRIC16 citations83
US9440198B2Sep 13, 2016

Zwitterion-functionalized block copolymer membranes and associated block copolymer composition

GEN ELECTRIC7 citations82
US6608678B1Aug 19, 2003

Situ determination of DPC and BPA in polycarbonate by Raman spectroscopy

GEN ELECTRIC18 citations82
US6316578B1Nov 13, 2001

Salts of non-volatile acids as polymerization catalysts

GEN ELECTRIC13 citations74
US6303737B1Oct 16, 2001

Melt polycarbonate catalyst systems

GEN ELECTRIC13 citations74
US6252035B1Jun 26, 2001

Salts of chelating agents as polymerization catalysts

GEN ELECTRIC12 citations74
US6184334B1Feb 6, 2001

Alkali metal salts of oxoacids of sulfur as polymerization catalysts

GEN ELECTRIC8 citations74
US6376640B1Apr 23, 2002

Melt polycarbonate catalyst systems

GEN ELECTRIC10 citations73
US6300460B1Oct 9, 2001

Mixed dialkali metal salts of sulfuric acid containing at least one cesium equivalent as polymerization catalysts

GEN ELECTRIC6 citations73
US5756859AMay 26, 1998

Method for preparing and purifying 1,1,1-tris(4-hydroxyphenyl)ethane

GEN ELECTRIC9 citations73
US5672776ASep 30, 1997

Method for purifying 1,1,1-tris(4-hydroxyphenyl)-alkanes

GEN ELECTRIC7 citations73
US6143859ANov 7, 2000

Copolycarbonate preparation by solid state polymerization

GEN ELECTRIC10 citations72
US5756843AMay 26, 1998

Quaternary bisphenolates, methods for their preparation, and uses thereof

GEN ELECTRIC8 citations72
US5652312AJul 29, 1997

Redistribution of organic polyestercarbonate compositions

GEN ELECTRIC12 citations72
US5948876ASep 7, 1999

Polyphenols as polycarbonate branching agents

GEN ELECTRIC9 citations71
US9289730B2Mar 22, 2016

Hollow fiber membranes and methods for forming same

GEN ELECTRIC3 citations70
US5650470AJul 22, 1997

Polycarbonate redistribution using diethyldimethylammonium hydroxide as catalyst

GEN ELECTRIC14 citations68

NATARAJAN ARUNKUMAR

3 patents

SABIC INNOVATIVE PLASTICS IP

2 patents

MCCLOSKEY PATRICK JOSEPH

1 patent

LAWRENCE BRIAN LEE

1 patent

Showing the top 50 of 81 patents by PatentIndex Score.