Organizations
- Alliance for the Polyurethanes Industry (API)
- American Composites Manufacturers Association (ACMA)
- American Plastics Council (APC)
- Association of Plastics Manufacturers in Europe
- Canadian Plastics Industry Association
- Japan Society of Polymer Processing (JSPP)
- Polymer Processing Institute
- Polyurea Development Association
- Polyurethane Foam Association (PFA)
- Polyurethane Manufacturers Association
- Polymer Science Learning Center
- Rubber Manufacturers Association
- Society of Plastics Engineers (SPE)
- Society of the Plastics Industry (SPI)
- Thermoset Resin Formulators Association (TRFA)
Technical Resources
- American Society for Testing and Materials (ASTM International)
- American National Standards Institute (ANSI)
- Corrosion Resistance Tables
- Engineering Toolbox Materials Properties
- Engineering Units Conversion Calculator
- Fundamental Physical Constants
- Hazardous Chemical Database
- Integral Calculator
- Line Sizing
- National Association of Corrosion Engineers (NACE)
- National Fire Protection Association (NFPA)
- NIST Physical Properties Database
- NSSN: Global Standards
- Online Steam Tables
- Overview of Thermodynamics
- Separator Sizing
- SpecialChem (formulation info)
- Thermodynamic Data Handbooks
- Units Conversion