<p>Laminated sheet material 9 comprises a laminate of a polyvinyl alcohol or other water-disintegratable film 12 with a thin coextruded film comprising a melt-bondable layer 15 and an impermeable layer 14. The laminate is odour impermeable but water disposable and so can be used to form a toilet-disposable ostomy bag by melt-sealing around the edges 10 between the facing melt-sealable surfaces 15.</p>
申请公布号
DE3768027(D1)
申请公布日期
1991.03.21
申请号
DE19873768027
申请日期
1987.12.08
申请人
W.R. GRACE & CO.-CONN. (N.D.GES. DES STAATES CONNECTICUT), NEW YORK, N.Y., US
发明人
MARTINI, FRANCESCO, I-20017 RHO MILAN, IT;PERAZZO, LUIGI, I-12100 CUNEO, IT
