Multi-layer assembly for fluid and vapor handling and containment systems
AssigneeHybritech Polymers
InventorsHenry S. Hsich, Dean T. Su
Life of this patent
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Abstract
A multi-layer assembly for fluid and vapor handling and containment systems. The multi-layer tubing assembly comprises a permeation resistance layer of polymeric material and a layer of multiphase polymer surrounding the permeation resistance layer.
Claims26
A multi-layer assembly for fluid and vapor handling and containment systems comprising:
- an inner layer of polymeric material;
- and
- a layer of multiphase polymer surrounding said inner layer, said multiphase polymer is miscible with said polymeric material for forming said inner layer.
A multi-layer assembly for fluid and vapor handling and containment systems comprising:
- an inner layer of polymeric material;
- a permeation resistance layer of polymeric material surrounding said inner layer;
- a layer of multiphase polymer surrounding said permeation layer;
- and
- a cover layer of polymeric material surround said layer of multiphase polymer.
A multi-layer assembly for fluid and vapor handling and containment systems comprising:
- an inner layer of polymeric material;
- a layer of metallic material surrounding said inner layer of polymeric material;
- and
- an outer layer of multiphase polymer surrounding said layer of metallic material.
A multi-layer assembly for fluid and vapor handling and containment systems comprising:
- an inner layer of polymeric material;
- a layer of metallic material surrounding said inner layer of polymeric material;
- an outer layer of polymeric material surrounding said layer of metallic material;
- and
- an adhesive layer of multiphase polymer located between said layer of metallic material and said outer layer of polymeric material.
A multi-layer assembly for fluid and vapor handling and containment systems comprising:
- an inner layer of polymeric material;
- a layer of metallic material extruded around said inner layer of polymeric material;
- and
- an outer layer of polymeric material surrounding said layer of metallic material.
A multi-layer assembly for fluid and vapor handling and containment systems comprising:
- a layer of blow molded metallic material;
- an inner layer of polymeric material radially inwardly of said layer of metallic material;
- and
- an outer layer of polymeric material surrounding said layer of metallic material.
Dependencies are inferred from the claim text.