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:
Jul. 25, 2000
Filed:
Jun. 16, 1999
Applicant:
Inventors:
Harry R Allcock, State College, PA (US);
Jonathan R Taylor, State College, PA (US);
Assignee:
The Penn State Research Foundation, University Park, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C07F / ;
U.S. Cl.
CPC ...
524116 ; 524122 ; 558 80 ; 558 93 ; 558157 ;
Abstract
Incorporation of phosphate and phosphonate units into the side groups of aryloxyphosphazenes, at both the polymer and cyclic trimer levels, is disclosed. Phosphorylated cyclic trimers are utilized as flame-retardant additives to polystyrene.