Inventor

SIMMONS JOHN WARREN

US2 patents

Patents

2 patents

US5716430AFeb 10, 1998

Nitrated polyimide gas separation membranes

AIR LIQUIDE21 citations85

US7393383B2Jul 1, 2008

Separation membrane made from blends of polyimide with polyamide or polyimide-amide polymers

AIR LIQUIDE14 citations80