Chemin = Application.ActiveWorkbook.Path & "\"
NFichier = ActiveSheet.Name & " " & ActiveSheet.Cells(1, 4) & " " & Format(Now, " dd-mm-yyyy") & ".pdf"
ActiveSheet.ExportAsFixedFormat Type:=xlTypePDF, _
Filename:=Chemin & NFichier, _
Quality:=xlQualityStandard, _
IncludeDocProperties:=True, _
IgnorePrintAreas:=False, _
OpenAfterPublish:=False