公开(公告)号：US08664326B2

公开(公告)日：2014-03-04

申请号：US11603245

申请日：2006-11-22

申请人： An Na Lee ,  No Ma Kim ,  Jine Young Lee ,  Hyun Ju Cho ,  Suk Ky Chang

发明人： An Na Lee ,  No Ma Kim ,  Jine Young Lee ,  Hyun Ju Cho ,  Suk Ky Chang

IPC分类号： C08L33/08 ,  C08L33/10 ,  C08L33/12 ,  C08J3/24 ,  C04B24/28 ,  C09K3/10

CPC分类号： C09J133/14 ,  C08L33/06 ,  C08L2312/00 ,  C08L2666/04 ,  Y10T428/28 ,  Y10T428/2891

摘要： The present invention relates to an acrylic pressure sensitive adhesive composition comprising acrylic copolymers wherein the gel fraction represented by the specific formula (1) is 45 to 75%, the swelling ratio represented by the specific formula (2) is 5 to 20, and the weight average molecular weight of non-crosslinking polymer contained in a pressure sensitive adhesive prepared from the pressure sensitive adhesive composition sol eluted from the adhesive prepared by the composition with ethyl acetate is at least 300,000.

摘要翻译： 本发明涉及包含丙烯酸共聚物的丙烯酸类压敏粘合剂组合物，其中由特定式（1）表示的凝胶分数为45〜75％，由具体式（2）表示的溶胀比为5〜20， 由用由乙酸乙酯组合物制备的粘合剂溶出的压敏粘合剂组合物溶胶制备的压敏粘合剂中所含的非交联聚合物的重均分子量为至少30万。