| abstract |
Disclosed is an adhesive film that suppresses defects caused by charging, suppresses oligomers that precipitate from the film when exposed to high temperatures, for example, and does not cause problems associated with oligomers during film storage, film use, film processing, etc. provide. A base material made of a biaxially stretched polyester film is coated with a coating solution containing a quaternary ammonium group-containing polymer and a polyvalent aldehyde compound and dried. An adhesive film comprising an adhesive layer laminated on a pulling layer. [Selection figure] None |