Variable Hard Segment Length in Poly(urethane urea) through Excess of Diisocyanate and Vapor Phase Addition of Water Basse Asplund, J. O. ; Bowden, Tim ; Mathisen, Torbjörn ; Hilborn, Jöns Abstract Publication: Macromolecules Pub Date: June 2006 DOI: 10.1021/ma060361k Bibcode: 2006MaMol..39.4380B