Waterborne polyurethanes will be the focus of one of the presentations at the upcoming Polyurethanes Short Course, to be held Oct. 3-4 at the Cincinnati Marriott at RiverCenter in Covington, KY.
Q: Our company recently began making custom prepolymers based on 4,4’-MDI (diphenylmethane diisocyanate). We are working on a drum scale during this startup phase and have noticed that our