Bonding agent R-6 Resorcinol-acetaldehyde condensation product Crompton-Uniroyal Chemical Adhesion Promoters Rubber - Elastomer (Chloroprene, Butyl …) BONDING AGENT R-6 Adhesion Promoter for Rubber to Fibers and Metal Resorcinol – Acetaldehyde Condensation Product. Resorcinol donor for improving the adhesion of rubber compounds to cotton, rayon, nylon, Kevlar and glass when used with Bonding Agent M-3P. Improves adhesion to wire when used in combination with Vulklor ® . Produces shorter curing cycles in tires. Eliminates the need for latex treating facilities. Nonstaining, but slightly discoloring. Used in carcass compounds to obtain significant adhesion improvements when using Latex treated cords. Used in radial tires, in combination with Vulklor, to obtain excellent adhesion to wire. Nonstaining but slightly discoloring, resorcinol–acetaldehyde condensation product. Used as an adhesion promoter for rubber. Also used as a resorcinol donor to improve adhesion of rubber compounds to cotton, rayon, nylon, Kevlar and glass when used with bonding agent.