Laminated film defect inspection method and laminated film...

Details Laminated film defect inspection method and laminated film... Laminated film defect inspection method and laminated film...

2008-08-12

2011-10-25

Ton, Tri T (Department: 2877)

Optics: measuring and testing

Inspection of flaws or impurities

Transparent or translucent material

C356S239700

Reexamination Certificate

active

08045151

ABSTRACT:
A first inspection process of inspecting presence of a defect on a front surface of a film body with a protective film separated therefrom; a separator removing process of separating a separator from the inspected laminated film; a second inspection process of inspecting presence of the defect in the film body in a vertical attitude while introducing the film body with the separator separated and removed therefrom to a film travel path directed in a vertical direction, and storing detection data; a separator laminating process and a protective film laminating process of laminating a separator and a protective film to a back surface and a front surface of the inspected film body, respectively; and a film collecting process of winding up the inspected laminated film laminated with the protective film and the separator are provided.

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International Search Report for the Application No. PCT/JP2008/064484 mailed Oct. 7, 2008.

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