The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 27, 2011
Filed:
Jan. 05, 2007
Sergei V. Levchik, Croton-on-Hudson, NY (US);
Gerald R. Alessio, Emerson, NJ (US);
Oiang Yao, League City, TX (US);
Sergei V. Levchik, Croton-on-Hudson, NY (US);
Gerald R. Alessio, Emerson, NJ (US);
Oiang Yao, League City, TX (US);
ICL-IP America Inc., Ardsley, NY (US);
Abstract
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.