| http://www.w3.org/ns/prov#value | - In an alternative method of making a balloon for a catheter, which embodies features of the invention, a first layer of formed of a polymeric material such as ePTFE is exposed to an aqueous or organic solution of a low tensile set polymer, so that the polymer impregnates the ePTFE by completely or partially filling the pores of the ePTFE.
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