Inventor

POMRANKY GEORGE J

2 patents

Patents

2 patents

US4335219AJun 15, 1982

Process for reacting isocyanates in the presence of quaternary ammonium zwitterions

DOW CHEMICAL CO25 citations78

US4390644AJun 28, 1983

Isocyanurate foams using a sulfonium zwitterion/metal carbonylate mixture as catalyst

DOW CHEMICAL CO9 citations70