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These chemicals begin the polymerization of the binder
Isocyanate MDI
Isophorone Diisocyanate (IPDI)
PAPI
Plasticizer
These chemicals reduce the viscosity of the uncured propellant. They make mixing and casting of propellants easier and facilitate higher solids loading.
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Processing Aids
Lecithin
Silicon Oil
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Binding Agents
HX-752 - Does not cause foaming. Requires refrigeration. Smells bad.
HX - 878 (Tepanol) - May cause foaming.
Cross Linking Agents
Castor Oil
Chromatic Burn Additives
Copper Oxychloride - Blue (5%-10% by mass)
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