P

Inventor

PRESSMAN ERIC JAMES

US48 patents
⚠️ This page may combine multiple inventors who share the name “PRESSMAN ERIC JAMES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GEN ELECTRIC

46 patents
US5760272AJun 2, 1998

Method for preparing diaryl carbonates with improved selectivity

GEN ELECTRIC74 citations95
US6197916B1Mar 6, 2001

Method for preparing bisphenol A

GEN ELECTRIC15 citations92
US6180812B1Jan 30, 2001

Catalyst composition and method for producing diaryl carbonates using amide as promoter

GEN ELECTRIC29 citations92
US6172254B1Jan 9, 2001

Catalyst composition and method for producing diaryl carbonates using nitrile as promoter

GEN ELECTRIC28 citations92
US6114564ASep 5, 2000

Catalyst composition and method for producing diaryl carbonates

GEN ELECTRIC29 citations92
US5981788ANov 9, 1999

Method for recovering and recycling catalyst constituents

GEN ELECTRIC29 citations92
US6197991B1Mar 6, 2001

Method and catalyst system for producing

GEN ELECTRIC28 citations91
US5723689AMar 3, 1998

Process for recovering bisphenols

GEN ELECTRIC18 citations91
US6423863B1Jul 23, 2002

Method of sustaining catalyst activity in the catalytic production of aromatic carbonates

GEN ELECTRIC8 citations74
US6380417B1Apr 30, 2002

Catalysts system for producing aromatic carbonates

GEN ELECTRIC8 citations74
US6215014B1Apr 10, 2001

Catalyst composition and method for producing diaryl carbonates

GEN ELECTRIC5 citations74
US6143914ANov 7, 2000

Method and catalyst system for producing aromatic carbonates

GEN ELECTRIC7 citations74
US6303835B1Oct 16, 2001

Method for recovering material values from bisphenol tars

GEN ELECTRIC14 citations73
US5990362ANov 23, 1999

Method for preparing bisphenol A

GEN ELECTRIC7 citations73
US5898079AApr 27, 1999

Method for preparing diaryl carbonates employing hexaalkylguanidinium halides

GEN ELECTRIC10 citations73
US6815565B2Nov 9, 2004

Method for preparing hydroquinones and dihydroxybiphenyl compounds from mixtures of bromophenols and benzoquinones

GEN ELECTRIC8 citations72
US6310232B1Oct 30, 2001

Method for recycle of bromide-containing catalyst constituents

GEN ELECTRIC7 citations71
US5723691AMar 3, 1998

Method for preparing ion-exchange resin for use as a catalyst in the synthesis of bisphenols

GEN ELECTRIC9 citations66
US6346499B1Feb 12, 2002

Catalyst composition for producing diaryl carbonates using carboxylic acid amide as promoter

GEN ELECTRIC3 citations63
US6346500B1Feb 12, 2002

Catalyst system for producing aromatic carbonates

GEN ELECTRIC2 citations63
US6265340B1Jul 24, 2001

Catalyst composition and method for producing diaryl carbonates

GEN ELECTRIC3 citations63
US6207848B1Mar 27, 2001

Process for the production of diaryl carbonates

GEN ELECTRIC3 citations63
US5763686AJun 9, 1998

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

GEN ELECTRIC6 citations63
US6833482B1Dec 21, 2004

Method for production of bis(hydroxy-aromatic)compounds

GEN ELECTRIC2 citations62
US6160154ADec 12, 2000

Method and catalyst system for producing aromatic carbonates

GEN ELECTRIC3 citations62
US5898080AApr 27, 1999

Method for preparing diaryl carbonates employing hexaalkylguanidinium halides

GEN ELECTRIC4 citations62
US6521777B2Feb 18, 2003

Process for the production of diaryl carbonates

GEN ELECTRIC2 citations61
US6472551B2Oct 29, 2002

Process for the production of diaryl carbonates

GEN ELECTRIC2 citations61
US6420589B1Jul 16, 2002

Process for the production of diaryl carbonates

GEN ELECTRIC3 citations61
US6420587B2Jul 16, 2002

Catalyst system for producing aromatic carbonates

GEN ELECTRIC3 citations61
US6410774B1Jun 25, 2002

Method for recovery of catalyst components

GEN ELECTRIC5 citations61
US6384262B1May 7, 2002

Process for the production of diaryl carbonates

GEN ELECTRIC5 citations61
US7084291B2Aug 1, 2006

Water resistant catalyst for the production of diaryl carbonates via the direct carbonylation of phenolic compounds

GEN ELECTRIC2 citations60
US6191299B1Feb 20, 2001

Method for making aromatic carbonates

GEN ELECTRIC5 citations60
US6441215B1Aug 27, 2002

Method for reducing carbonate decomposition in reaction mixtures

GEN ELECTRIC4 citations59
US7002046B2Feb 21, 2006

Process for the recovery of dihydroxybiaryl compounds

GEN ELECTRIC0 citations52
US6403821B1Jun 11, 2002

Catalyst composition and method for producing diaryl carbonates using nitrile as promoter

GEN ELECTRIC0 citations52
US7045666B2May 16, 2006

Bromination of hydroxyaromatic compounds and further conversion to dihydroxyaromatic compounds

GEN ELECTRIC0 citations51
US6982356B2Jan 3, 2006

Method for preparation of para-brominated hydroxyaromatic compounds

GEN ELECTRIC1 citations51
US6506924B2Jan 14, 2003

Method for recovery of catalyst components

GEN ELECTRIC0 citations51
US5908952AJun 1, 1999

Method for preparing diaryl carbonates employing β-diketone salts

GEN ELECTRIC1 citations51
US5756801AMay 26, 1998

Method of purifying diphenyl carbonate-phenol adduct

GEN ELECTRIC0 citations51
US9593210B1Mar 14, 2017

Methods of preparing polysilazane resin with low halogen content

GEN ELECTRIC1 citations50
US8382883B2Feb 26, 2013

Membranes comprising amino acid mobile carriers

GEN ELECTRIC0 citations47
US6222002B1Apr 24, 2001

Method for preparing polycarbonates by oxidative carbonylation

GEN ELECTRIC1 citations47
US6800779B2Oct 5, 2004

Method for producing aromatic carbonates

GEN ELECTRIC0 citations42

SABIC INNOVATIVE PLASTICS

1 patent

SABIC INNOVATIVE PLASTICS IP

1 patent