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:
Aug. 08, 2000
Filed:
Dec. 03, 1998
Applicant:
Inventor:
Sina Ghatan, Belleville, IL (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08F / ; C08J / ;
U.S. Cl.
CPC ...
528 51 ; 528 10 ; 528 60 ; 528 65 ; 528 66 ; 528 72 ; 528 76 ; 528 79 ; 528 80 ; 528102 ; 521107 ; 521110 ; 521112 ; 521134 ; 521157 ; 521159 ; 521160 ; 521168 ; 521170 ; 521171 ; 521174 ; 521180 ; 521182 ; 524801 ; 524803 ; 524806 ; 524839 ; 524841 ; 524858 ;
Abstract
The present invention relates to an ablative fire resistant hydrophilic polyurea foam made from low molecular weight polyols capped with an isocyanate, with the polyol mixture including a fire retardant polyol that preferably includes carborane disilanol, with the fire retardant polyol containing the carborane disilanol imparting superior fire retardancy characteristics. The present invention also relates to a prepolymer for forming the polyurea foam and the present invention especially relates to the use of a carborane disilanol fire retardant polyol. The present invention also relates to a method for forming the polyurea foam and the prepolymer.