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US 5,925,461 AGranted
Water blocking composites and their use in cable manufacture
AssigneeNeptco Incorporated
InventorStuart Paterson Fairgrieve
Life of this patent
Estimating the term…
Abstract
A water blocking composite for use in cables which includes an article selected from the group having one or more strengthening members and buffer tubes impregnated with or coated with a mixture of a thermoplastic resin and a water-swellable particulate material.
Claims7
A water blocking composite for cables which comprises one or more strengthening members or buffer tubes impregnated with or coated with a formulation consisting of a hot melt adhesive having dispersed therein from 20 to 50 parts by weight of a water-swellable particulate material to 100 parts by weight of said hot melt adhesive.
Dependencies are inferred from the claim text.