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Liquid monobenzoxazine based resin system

United States Patent

October 7, 2014
View the Complete Patent at the US Patent & Trademark Office
The present invention provides a liquid resin system including a liquid monobenzoxazine monomer and a non-glycidyl epoxy compound, wherein the weight ratio of the monobenzoxazine monomer to the non-glycidyl epoxy compound is in a range of about 25:75 to about 60:40. The liquid resin system exhibits a low viscosity and exceptional stability over an extended period of time making its use in a variety of composite manufacturing methods highly advantageous.
Tietze; Roger (The Woodlands, TX), Nguyen; Yen-Loan (Spring, TX), Bryant; Mark (The Woodlands, TX)
Huntsman Advanced Materials Americas LLC (The Woodlands, TX)
13/ 266,476
May 14, 2010
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT The invention was made with U.S. Government support under Contract No. DE-FG36-07G017012 awarded by the U.S. Department of Energy. Thus, the U.S. Government has certain rights in the invention.