Inventor
ELWELL RICHARD J
NL6 patents
⚠️ This page may combine multiple inventors who share the name “ELWELL RICHARD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DOW CHEMICAL CO
3 patentsUS5114989AMay 19, 1992
Isocyanate-terminated prepolymer and polyurethane foam prepared therefrom
DOW CHEMICAL CO63 citations95
US6376625B1Apr 23, 2002
Process for purifying polyethers
DOW CHEMICAL CO15 citations80
US5122548AJun 16, 1992
Elastomeric polyisocyanate-based polymers from polyoxyalkylene polyols containing internal polyoxyethylene blocks
DOW CHEMICAL CO12 citations72
DOW GLOBAL TECHNOLOGIES INC
3 patentsUS6762274B2Jul 13, 2004
Low emission polyurethane polymers made with autocatalytic polyols
DOW GLOBAL TECHNOLOGIES INC89 citations92
US6642423B2Nov 4, 2003
Polymerization of ethylene oxide using metal cyanide catalysts
DOW GLOBAL TECHNOLOGIES INC29 citations92
US7378559B2May 27, 2008
Continuous process and system of producing polyether polyols
DOW GLOBAL TECHNOLOGIES INC33 citations88