| 摘要 |
A laminated paper, having a good waterproofness, antigas permeability and strength, for enclosing a liquid drug, mainly gel-type liquid drug, was manufactured. Thus, 50-70 fluoroscent-free paper and 8-10 aluminium foil paper were laminated, and 25-35μ polyethylene film was laminated on the aluminium layer. 40 Parts wax and 60 parts ethylene vinylacetate were mixed at 340-360≦̸C, and the mixed soln. was coated on the polyethylene film. Thickness of the coating is less than 3
|
