<p>An improved polymer film material (6) for the packaging of perishable foodstuffs, wherein the surface structure of the polymer is altered by means of an ion bombardment process so as to reduce the rates of transport of oxygen and water vapour through the polymer material. A method of manufacturing the material also is disclosed. <MATH></p>
申请公布号
DE69506482(T2)
申请公布日期
1999.05.06
申请号
DE1995606482T
申请日期
1995.05.18
申请人
AEA TECHNOLOGY PLC, DIDCOT, OXFORDSHIRE, GB
发明人
BULL, STEPHEN JOHN, DIDCOT, OXFORDSHIRE OX11 8HW, GB;MCCABE, ANDREW ROBERT, OXFORD, OXFORDSHIRE OX3 7AG, GB;JONES, ADRIAN MICHAEL, DIDCOT, OXFORDSHIRE OX11 8TS, GB
