Glossary of Terms
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Formulated Polyol
Also known as A-side, is a polyol resin system, which typically contains a blend of several classes of chemicals
PMDI
Also known as B-side, is short for polymeric methylene diphenyl diisocyanate
Polyols
Primary component in the polyol resin system (A-side)
Catalyst
Usually contained in the formulated polyol, it promotes the reaction between it and the PMDI component
Blowing Agent
Usually contained in the formulated polyol, it causes the foam to expand upon the reaction between the formulated polyol and the PMDI
Flame Retardants
Usually contained in the formulated polyol, they modify the fire behaviour of the final foam
Surfactants
Usually contained in the formulated polyol, they regulate the cell structure of the foam
MSDS
Material Safety Data Sheet – Contains important information on chemical products, such as potential risks and safety precautions
PPE
Personal Protective Equipment – It is intended to protect the worker from exposure the chemical product
SAR
Supplied Air Respirator – a breathing apparatus that supplies fresh air directly to the work from an outside source