CA1306587C - Methode de thermoscellage
- Google Patents
Methode de thermoscellage
Info
Publication number
CA1306587C
CA1306587CCA000519595ACA519595ACA1306587CCA 1306587 CCA1306587 CCA 1306587CCA 000519595 ACA000519595 ACA 000519595ACA 519595 ACA519595 ACA 519595ACA 1306587 CCA1306587 CCA 1306587C
Authority
CA
Canada
Prior art keywords
foam
weight
latex
paper
coating
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.)
Crowell Corp
Original Assignee
Crowell Corp
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 US06/783,430external-prioritypatent/US4693056A/en
Application filed by Crowell CorpfiledCriticalCrowell Corp
Application grantedgrantedCritical
Publication of CA1306587CpublicationCriticalpatent/CA1306587C/fr