Polarizing film and method for manufacturing same
OwnerChoong Deuk KIMinventor
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Abstract
Proposed are a method of manufacturing a polarizing film and the polarizing film thereto that is not harmful to the human body by making the surface of a PC film hydrophilic, and laminating it with a PVA film using water-based adhesive on the surface of the hydrophilic PC film, in manufacturing the polarizing film by laminating a polycarbonate (PC: polyvinyl alcohol) film and a polyvinyl alcohol (PVA: polyvinyl alcohol) film constituting the polarizing film.
Claims8
A polarizing film comprising a PVA film, and a PC film portion having a hydrophilic surface treatment bonded to both sides of the PVA film, wherein the PC film portion is attached to the PVA film with a water-based adhesive.
A method for manufacturing the polarizing film, the method by comprising:
- (a) treating one side of the PC film portion with the hydrophilic surface treatment;
- (b) drying the surface-treated PC film portion;
- and
- (c) manufacturing the polarizing film by attaching the dried PC film portion to both sides of the PVA film with the water-based adhesive;
Dependencies are inferred from the claim text.