Patent ID: 7198686

Claim:
A method of forming a lamp assembly from a light emitting glass lamp having at least one end and a base having a top and side walls forming a cavity, the method comprising: placing a foamable shaped coupling inside the base, said coupling comprising: from about 60 to 80 percent by weight of at least one copolymer wherein the copolymer is selected from the group consisting of ethylene vinyl acetate, ethylene methyl acrylate, ethylene butyl acrylate, ethylene ethyl acrylate, ethylene methacrylic acid, and mixtures thereof; from about 2 to 7 percent by weight of a the microencapsulated blowing agent; from about 3 to 15 percent by weight of at least one tackifier; from about 1 to 7 percent by weight of at least one peroxide; from about 0.5 to 5 percent by weight of at least one antioxidant; from about 1 to 4 percent by weight of at least one radiation crosslinking promoter; and from about 0 to 20 percent by weight of at least one filler; inserting the end of the glass lamp into the base; and expanding the coupling to securely affix the glass lamp in the base.