NIST: Materials Science - Polymers Division National Institute of Standards and Technology (US government): polymers - electronics materials, biomaterials, ... large site with searchable index
Polymers Division of NIST The Polymers Division of US standards institute provides standards, measurement methods, and fundamental concepts for plastics industry
What is rheology anyway? Rheology studies the flow of unusual materials, particularly non-Newtonian fluids such as mayonnaise, paint, molten plastics, and foams. The Society of Rheology caters to rheologists in many fields