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:
Nov. 15, 2011
Filed:
May. 30, 2006
Andrew M. Piotrowski, Yorktown Heights, NY (US);
Sophia Dashevsky, Monroe Township, NJ (US);
Sergei Levchik, Croton-On-Hudson, NY (US);
Yingzhong Guo, Brooklyn, NY (US);
Andrew M. Piotrowski, Yorktown Heights, NY (US);
Sophia Dashevsky, Monroe Township, NJ (US);
Sergei Levchik, Croton-On-Hudson, NY (US);
Yingzhong Guo, Brooklyn, NY (US);
ICL-IP America Inc., Ardsley, NY (US);
Abstract
A flexible polyurethane foam-forming composition and the flexible polyurethane foam obtained therefrom contain, as flame-retardant additive, a halogen-free phosphonate compound which is substantially unreactive for isocyanate, contains at least about 5 weight percent phosphorus, has an acid value of about 2 mg KOH/g or less, a volatility as measured by thermogravimetric analysis not exceeding a 5.0 percent weight loss at a temperature of about 150° C., and a weight average molecular weight of from about 200 to about 2000.