Inventor
FYVIE THOMAS J
US9 patents
Patents
9 patentsUS4675377AJun 23, 1987
Process for continuous preparation of polyphenylene oxide in agitated reaction zones
GEN ELECTRIC55 citations94
US5043203AAug 27, 1991
Method for making end-capped polycarbonates from bisphenol monochloroformate polycarbonate oligomers with pH control system
GEN ELECTRIC43 citations92
US5034505AJul 23, 1991
Single-step method for preparing polycarbonates from bischloroformates
GEN ELECTRIC7 citations73
US4810813AMar 7, 1989
Method for making reaction products of phosgene and dihydric phenol with stable suspension of dihydric phenol, alkali metal hydroxide and water
GEN ELECTRIC10 citations73
US5214183AMay 25, 1993
Method for making oligomeric bisphenol monochloroformate polycarbonate oligomers and product
GEN ELECTRIC6 citations62
US5162564ANov 10, 1992
Method for making oligomeric carbonate bischloroformates with low phosgene usage
GEN ELECTRIC2 citations62
US5114861AMay 19, 1992
Detecting the endpoint in interfacial aromatic polycarbonate polymerization reactions
GEN ELECTRIC5 citations62
US5097009AMar 17, 1992
Method for making cyclic oligomeric aromatic polycarbonates from monochloroformate
GEN ELECTRIC6 citations62
US5011966AApr 30, 1991
Low phosgene method for preparing aromatic bischloroformates
GEN ELECTRIC2 citations62