Consistent Quality Rigid Foam: The Magic Behind 2-Hydroxypropyl Trimethyl Isooctanoate Ammonium Salt (TMR) in Crafting Superior Polyurethane Structures Ah, rigid foam. That unsung hero hiding behind your refrigerator walls, snug in the attic of your dream home, or quietly insulating a pipeline somewhere in the Arctic tundra. It’s not glamorous—unless you’re a materials scientist at...

