| 摘要 |
A composition of matter for waterproofing a surface of a wall comprising from about 30 to about 55 parts by weight of a polymeric base, said polymer base including from about 20 to about 45 parts by weight of a hydrocarbon resin, and from about 55 to about 80 parts by weight of a copolymer; and from about 45 to about 70 parts by weight of a solvent system, said solvent system including a blend of pe troleum distillates and heptane.
|
