CA1336672C - Materiau d'emballage multi-couches
- Google Patents
Materiau d'emballage multi-couches
Info
Publication number
CA1336672C
CA1336672CCA 585133CA585133ACA1336672CCA 1336672 CCA1336672 CCA 1336672CCA 585133 CA585133 CA 585133CA 585133 ACA585133 ACA 585133ACA 1336672 CCA1336672 CCA 1336672C
Authority
CA
Canada
Prior art keywords
sheet material
layer
multiple layer
substrate structure
structure comprises
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Amcor Flexibles North America Inc
Original Assignee
American National Can Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US07/138,270external-prioritypatent/US5093164A/en
Application filed by American National Can CofiledCriticalAmerican National Can Co
Application grantedgrantedCritical
Publication of CA1336672CpublicationCriticalpatent/CA1336672C/fr