Polymer Processing Society
www.tpps.org
An international association of university professors, researchers and polymer processing engineers.

Society of Plastics Engineers
http://www.4spe.org
The world's largest association of plastics professionals.

CPIA
http://www.plastics.ca
Canadian Plastics Industry Association Home Page

European Patent Office
www.epo.org
Free access to more than 70 million patent documents worldwide

Free patents online
www.freepatentsonline.com
Millions of free patent documents

Canadian Patent Database
http://patents1.ic.gc.ca/intro-e.html
Patent database with over 75 years of patent descriptions and images. You can search, retrieve and study more than 1,400,000 patent documents

CAMPUS
www.campusplastics.com
A material information system for the plastics industry

Moldflow
http://www.moldflow.com
Injection molding software