Patent ID: 9272828
Filing Date: 2016-03-01
CPC Classification: B32B,B65D,C08K,Y10T

Claim Text:
1. A film that can be used in packaging applications, comprising: at least three layers including a first layer, a second layer and a third layer, the first layer having an anti-fog additive present in a concentration of between about 5% and 24% by weight of the layer, the anti-fog additive being a sorbitan ester, glycerol ester, fatty acid ester, polyglycerol ester, polyfluroethylene, or combinations of two or more thereof, a different one of the layers including an IR additive, wherein the film is sufficiently transparent to allow labels or barcodes to be seen or read therethrough when the film is applied to a load, wherein the resulting film has greater than about a 50% prestretch capability, and wherein the film, when sealed to itself at a seal bar temperature of 300 degrees F. applied for 2.6 seconds, has a seal strength of at least 4 lbs and when sealed to itself at a seal bar temperature of 300 degrees F. for 2.1 seconds, has a seal strength of at least about 5 lbs.