PRODUCTION METHOD FOR LAMINATE FILM, LAMINATE FILM, AND PRODUCTION METHOD FOR SEMICONDUCTOR DEVICE EMPLOYING SAME

摘要

Provided is a manufacture method of a laminate film accurately precut into a desired shape. The manufactured laminate film comprises an elongated release film having thereon a plurality of insular adhesive films (A) and (B) mutually adjacent in the lengthwise direction, and the method includes: obtaining an elongated laminate having a release film and an adhesive film; precutting the adhesive film to obtain a first peeling part; and peeling off the first peeling part from the release film. The first peeling part includes peripheral parts (A1) and (B2) of insular adhesive films (A) and (B) respectively positioned at one and the other widthwise end side of the release film; and connection part (C) connecting peripheral parts (A1) and (B2), but not including peripheral parts (A2) and (B1) of insular adhesive films (A) and (B) respectively positioned at the other and the one widthwise end side of the release film.