Multilayer, halide free, retortable barrier film
First Claim
Patent Images
1. A multiple layer structure comprising:
- A skin layer;
A barrier layer;
a radio frequency susceptible layer having a first polyolefin in an amount within a range of 30-60% by weight of the susceptible layer, a second polyolefin in an amount within the range of 25-50% by weight, a radio frequency susceptible polymer in an amount within the range of 3-40% by weight of the susceptible layer a styrene and hydrocarbon block copolymer in an amount within the range of 5-40% by weight of the susceptible layer; and
wherein the structure has a mechanical modulus of less than 40,000 psi when measure in accordance with ASTM D-882.
0 Assignments
0 Petitions
Accused Products
Abstract
A multiple layer structure comprising a skin layer, a barrier layer, a radio frequency susceptible layer having a first polyolefin in an amount within a range of 30-60% by weight, a second polyolefin in an amount within the range of 25-50% by weight, a radio frequency susceptible polymer in an amount within the range of 3-40% by weight, a styrene and hydrocarbon block copolymer in an amount within the range of 5-40% by weight of the sealant layer.
-
Citations
19 Claims
-
1. A multiple layer structure comprising:
-
A skin layer; A barrier layer; a radio frequency susceptible layer having a first polyolefin in an amount within a range of 30-60% by weight of the susceptible layer, a second polyolefin in an amount within the range of 25-50% by weight, a radio frequency susceptible polymer in an amount within the range of 3-40% by weight of the susceptible layer a styrene and hydrocarbon block copolymer in an amount within the range of 5-40% by weight of the susceptible layer; and wherein the structure has a mechanical modulus of less than 40,000 psi when measure in accordance with ASTM D-882. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
-
11. A multiple layer structure comprising:
-
a skin layer; a barrier layer; a first and a second radio frequency susceptible layer each having a first polyolefin in an amount within a range of 30-60% by weight of the susceptible layer, a second polyolefin in an amount with the range of 25-50% by weight of the susceptible layer, a radio frequency susceptible polymer in an amount within the range of 3-40% by weight of the susceptible layer, a styrene and hydrocarbon block copolymer in an amount within the range of 5-40% by weight of the susceptible layer; a first polypropylene layer disposed between the first and the second radio frequency susceptible layers having a thickness; and wherein the structure has a mechanical modulus of less than 40,000 psi when measured in accordance with ASTM D-882. - View Dependent Claims (12, 13, 14, 15, 16, 17)
-
-
18. A multiple layer structure comprising:
-
a skin layer; a barrier sandwich layer having from 2 to 10 units, each unit comprising a barrier sub-layer and a tie sub-layer; and a radio frequency susceptible layer having a first polyolefin in an amount with a range of 30-60% by weight of the susceptible layer, a second polyolefin in an amount within the range of 25-50% by weight of the susceptible layer, a radio frequency susceptible polymer in an amount within the range of 3-40% by weight of the susceptible layer a styrene and hydrocarbon block copolymer in an amount within the range of 5-40% by weight of the susceptible layer. - View Dependent Claims (19)
-
Specification