Patent ID: 8056584
Filing Date: 2011-11-15
Classification: C08F,C08L,F16L

Abstract:
1. A hose comprising: a tubular member comprising a sidewall aligned along a longitudinal axis and a lumen radially inside said sidewall, said sidewall having an inner surface and an outer surface defining the boundaries of the sidewall, wherein the outer surface is substantially smooth longitudinally along the hose, said tubular member being comprised of polyvinylchloride having an initial modulus of about 3,000 psi or less; and a helical reinforcement strip at least partially embedded within said sidewall of said tubular member and helically wound with a pitch about said lumen of said tubular member, said reinforcement strip being comprised of a blend of an ethylene-butene copolymer and polypropylene, wherein said blend has a zero or positive tangent modulus value up to a strain level of about 20 percent and an initial modulus of about 5000 psi or more.