Protective barrier coating for tubes and cores
AssigneeSonoco Development, Inc.
InventorsIsmael Antonio Hernandez Rosario, Aaron Edward Lintz, Kevin Manly Kelley
Life of this patent
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Abstract
A paperboard carrier suitable for use with textiles may include one or more strips of paperboard secured together to form a hollow tubular body, the body having an outer surface, and a coating covering some or all of the outer surface. The coating comprises a coating agent such as a silicon resin dispersed in a solvent such as isopropyl alcohol and little or no water. The coating may be applied to the outer surface by using a plurality spray nozzles arranged axially or circumferentially about the carrier.
Claims20
A paperboard carrier suitable for use in winding a material thereon, the carrier comprising:
- one or more strips of paperboard secured together to form an elongate structure, the elongate structure defining an outer surface;
- and
- a non-aqueous coating disposed on the outer surface in a predetermined region, the coating comprising a coating agent and a solvent, wherein:
- the coating is not heat cured.
A carrier suitable for use in winding a material thereon, the carrier comprising:
- an elongated tubular body having two ends and defining an outer surface;
- and
- a non-aqueous, fast curing, room temperature air dried coating disposed on the outer surface in a predetermined region, the coating comprising a coating agent and a non-aqueous solvent.
Dependencies are inferred from the claim text.