| 摘要 |
<p>PURPOSE:To obtain the present container, having excellent permeation preventing performance not only for hydrocarbons but also for hydrocarbons containing water mixed therein and useful as gasoline tanks, etc., by subjecting a container made of an olefinic resin to sulfonation treatment and then treating the resultant container with a specific solution. CONSTITUTION:The aimed container, obtained by subjecting at least one of inner and outer surfaces of a container made of an olefinic resin to sulfonation treatment and then treating the surface of the above-mentioned treated container with a solution containing a water-soluble polymer having active cationic species and having a layer consisting of polyion complexes in the afore-mentioned surface.</p> |
