公开(公告)号：US20180354240A1

公开(公告)日：2018-12-13

申请号：US16060130

申请日：2016-11-11

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Tariq Syed ,  Bart Albertus Hubertus Esschert van den

IPC: B32B27/08 ,  B32B27/30

CPC classification number: H04M1/27455 ,  B32B27/08 ,  B32B27/304 ,  B32B27/306 ,  B32B27/32 ,  B32B27/34 ,  B32B27/36 ,  B32B27/365 ,  B32B2307/31 ,  B32B2439/46 ,  G06F3/04817 ,  G06F3/0482 ,  G06F3/0483 ,  G06F3/04883 ,  G06F3/167 ,  H04M1/72583 ,  H04W4/12

Abstract: A multilayer film includes: a first outer layer and a second outer layer; a first inner layer positioned between the first outer layer and the second outer layer and adjacent to the first outer layer; and a second inner layer positioned between the first inner layer and the second outer layer; wherein the first and second inner layers are formed of a polymer including a glass transition temperature less than or equal to about 150° C. and a melt temperature of at least about 47° C.; and wherein, upon sealing, the first outer layer, the second outer layer, the first inner layer and the second inner layer provide a sealed multilayer film including a hot tack strength of at least about O.IN as determined by ASTM F1921 (2012), method B (based on a 15 mm width strip of film). Also provided herein are methods of making the multilayer films and packages formed from the multilayer films.