초록

Provided is a pipe and pipe liner composition including PVC, a PVC-hydrogen bonding modifier and a PVC-polar bonding modifier.

대표청구항 ▼

[ We claim:] [1.] A pipe liner made from a composition comprising PVC, a PVC-hydrogen bonding modifier and a PVC-polar bonding modifier wherein the PVC-hydrogen bonding modifier is selected from the group comprising: ethylene-methyl acrylate copolymer, ethylene-ethyl acrylate copolymer, ethylene-but

[ We claim:] [1.] A pipe liner made from a composition comprising PVC, a PVC-hydrogen bonding modifier and a PVC-polar bonding modifier wherein the PVC-hydrogen bonding modifier is selected from the group comprising: ethylene-methyl acrylate copolymer, ethylene-ethyl acrylate copolymer, ethylene-butyl acrylate copolymer, polyvinyl acetate, ethylene-vinyl acetate copolymer and ethylene-vinyl alcohol copolymer, and the PVC-polar bonding modifier is chlorinated polyethylene, said pipe liner having the following properties: a tensile strength of from about 5500 to about 6600 as determined by A[ method D-638; a tensile modulus of from about 280,000 to about 360,000 psi as determined by A][ method D-638; a specific gravity of from about 1.30 to about 1.36 as determined by A][ method D-792; an Izod Impact of greater than about 1.50 ft. lbs./in. as determined by A][ method D-256; a deflection temperature of from about 63.degree. C. to about 64.degree. C. as determined by A][ method D-648; a thermal expansion of from about 2.7 to about 3.2.times.10.sup.-5 /.degree.F. as determined by A][ method E-831; an acid resistance value of B as determined by A][ methods D-543 and D-790 and an oil resistance rating of A as determined by A][ method D-543.]