Bonding of rubber to reinforcing elements

Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Rod – strand – filament or fiber

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156110A, 156330, 156331, 428375, B32B 2734, D02G 300

Patent

active

040781151

ABSTRACT:
An adhesive system for coating a filamentary substrate, specifically polyester filamentary elements, to effect the bonding of rubber thereto in preparing vulcanized reinforced structures, especially pneumatic tires, which system consists of a first coating of the in situ reaction product of a polyepoxide and a quaternized copolymer of 4-vinylpyridine and an aminimide and a second heat-cured coating of a RFL composition.

REFERENCES:
patent: 3628992 (1971-12-01), McKillip
patent: 3715343 (1973-02-01), Slagel

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