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:
May. 03, 2005
Filed:
Dec. 12, 2002
Applicants:
Larry D. Timberlake, West Lafayette, IN (US);
Mark V. Hanson, West Lafayette, IN (US);
E. Bradley Edwards, Lafayette, IN (US);
Inventors:
Larry D. Timberlake, West Lafayette, IN (US);
Mark V. Hanson, West Lafayette, IN (US);
E. Bradley Edwards, Lafayette, IN (US);
Assignee:
PABU Services, Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B027/04 ; C07F009/53 ; C08G059/06 ; C08L063/00 ; C09K021/12 ;
U.S. Cl.
CPC ...
Abstract
A mixture of hydroxyarylphosphine oxides comprising (a) a mono(hydroxyaryl)phosphine oxide, (b) a bis(hydroxyaryl)phosphine oxide, (c) a tris((hydroxyaryl)phosphine oxide, and, optionally (d) a tri- aryl, alkyl, or aralkyl-substituted phosphine oxide combined with a phenolic co-crosslinking composition is useful as a polyhtdroxy mixture for co-crosslinking an epoxy resin which also imparts flame resistance.