Method for making one-container rigid foam

Patent Number: 6,878,752
Issued: 4/12/2005
Official Filing: View the Complete Patent
Abstract: A method of making a one-container foam by dissolving a polymer in liquified gas at a pressure greater than the vapor pressure of the liquified gas and than rapidly decreasing the pressure within approximately 60 seconds to foam a foam. The foam can be rigid and also have adhesive properties. The liquified gas used is CF.sub.3 l or mixtures thereof.
Filed: 5/14/2002
Application Number: 10/145,994
Government Interests: STATEMENT OF GOVERNMENT INTEREST This invention was made with Government support under Contract No. DE-NA0003525 awarded by the United States Department of Energy/National Nuclear Security Administration. The Government has certain rights in the invention.