Loading patent…
AssigneeICL-IP America Inc.
InventorsSergei V. Levchik, Gerald R. Alessio, Oiang Yao
Estimating the term…
The present invention relates to a halogen-free or substantially halogen-free flame-retardant composition comprising a blend of (i) at least one of each highly charring polymer (ii) at least one low volatility phosphate ester, and (iii) at least one compound which splits off a high volatility phosphorus-containing fragment. The invention also relates to a flame retarded thermoplastic composition wherein the flame retardant composition is blended with at least one thermoplastic resin (iv), preferable a polystyrene resin. The invention also relates to a process for manufacturing a flame retardant composition and a thermoplastic composition containing the same.
A halogen-free or substantially halogen-free flame retardant composition comprising a blend of (i) at least one highly charring polymer, (ii) at least one low volatility phosphate ester and (iii) at least one compound which splits off a high volatility phosphorus-containing fragment.
A process for manufacturing a halogen free or substantially halogen-free flame retardant composition, said process comprising blending together (i) at least one highly charring polymer, (ii) at least one low volatility phosphate ester and (iii) at least one compound which splits off a high volatility phosphorus-containing fragment.
Dependencies are inferred from the claim text.