introduction to dimethylcyclohexylamine (dmcha) dimethylcyclohexylamine (dmcha), often referred to as dmcha in the polyurethane industry, is a versatile catalyst that plays an integral role in the production of flexible foams. it’s like the secret ingredient in a chef’s recipe, enhancing the flavor but not overpowering it. in the world of polyurethanes, dmcha acts subtly yet...