Disclosed is an insulating glass assembly that limits the presence and transmission of volatile components into the airspace of an insulating glass assembly and includes a polymeric spacing structure including a first side wall, a second side wall, and a third wall at least substantially perpendicular...http://www.google.com/patents/US7270859?utm_source=gb-gplus-sharePatent US7270859 - Insulating glass assembly including a polymeric spacing structure
