Back to results
US 6,642,347 B1Granted
Amine-terminated hyperbranched quinoxaline-amide polymers
AssigneeThe United States of America as represented by the Secretary of the Air Force
InventorsJong-Beom Baek, Loon-Seng Tan, John B. Ferguson
Life of this patent
Estimating the term…
Abstract
Amine-terminated hyperbranched quinoxaline-amide polymers having repeating units of the formula: are useful to initiate bismaleimide polymerization and to increase the toughness of thermosets such as BMI and epoxies.
Claims2
An amine-terminated hyperbranched quinoxaline-amide polymer having repeating units of the formula:
An amine-terminated hyperbranched quinoxaline-amide polymer having repeating units of the formula:
Dependencies are inferred from the claim text.