Radical curable adhesive composition, and polarizing plate and optical member comprising same

A radical-curable adhesive composition comprising:

• a (A) radical-polymerizable first compound including at least two hydroxyl groups in the molecule;
• a (B) radical-polymerizable second compound including at least one hydrophilic functional group in the molecule;
• and
• a (C) radical initiator,
• wherein the radical-curable adhesive composition has a hydroxyl value of 657 to 768 mg KOH/g,
• wherein the (A) radical-polymerizable first compound including at least two hydroxyl groups in the molecule is included in an amount of 5 to 90 parts by weight;
• the (B) radical-polymerizable second compound including at least one hydrophilic functional group in the molecule is included in an amount of 5 to 90 parts by weight;
• and the (C) radical initiator is included in an amount of 0.5 to 20 parts by weight, with respect to 100 parts by weight of the radical-curable adhesive composition,
• wherein the (B) radical-polymerizable second compound is a compound excluding the (A) radical-polymerizable first compound,
• wherein the (A) radical-polymerizable first compound includes one or more types selected from the group consisting of compounds represented by the following [Chemical Formula 1] to [Chemical Formula 17]: