公开(公告)号：US20190218322A1

公开(公告)日：2019-07-18

申请号：US16364305

申请日：2019-03-26

申请人： LG MMA CORP.

发明人： SUNG IL PARK ,  SEONG JANG JEON ,  SANG SEOK PARK ,  EUN JIN JEON ,  SANG EOB NA

IPC分类号： C08F220/14 ,  C08J3/11 ,  C08J5/18 ,  G02F1/1335 ,  G02B1/14

CPC分类号： C08F220/14 ,  B29C41/02 ,  B29C55/02 ,  B29K2033/12 ,  B29L2011/0066 ,  C08F2800/20 ,  C08J3/11 ,  C08J5/18 ,  C08J2333/12 ,  G02B1/14 ,  G02F1/133528

摘要： Provided are a dope solution for preparing a polarizing plate protective film by a solution casting method using an acrylic polymer with high thermal resistance and high molecular weight, and a polarizing plate protective film using the same.The polarizing plate protective film using the dope solution according to the present invention has excellent optical properties, high tensile strength, low hygroscopic properties, and high thermal resistance, and thus, has the effects of excellent dimensional stability, and excellent adhesion with a polyvinyl alcohol film.