Patent ID: 9597862
Date: 2017-03-21
CPC Classifications: B32B,D21H,Y10T

Claim:
1. A protection barrier, comprising: a base sheet comprising a first paperboard layer, a second paperboard layer, and one or more sizing layers, wherein the first paperboard layer forms a first surface of the base sheet, the second paperboard layer forms a second surface of the base sheet, and the one or more sizing layers are disposed between the first and second paperboard layers; and an energy absorbing layer secured to the second paperboard layer, wherein: the protection barrier has a water vapor transmission rate of about 5 g/645.2 cm the sizing layer has an average oil and grease resistance value of about 6 or greater, as measured according to TAPPI T-559 standard test for Grease Resistance for Paper and Paperboard, and the protection barrier has an oil and grease resistance flotation value of about 3 hours or greater, as measured according to the Georgia-Pacific Flotation Paper Saturation Test STP-415.