Durez® 31399 is a thermoplastic alkyl phenolic resin. It is intended as a rubber tackifier giving good initial tack and tack retention. It also works as plasticizer and processing aid in various synthetic elastomers such as SBR, EPDM and butyl rubber. Durez® 31399 is soluble in most rubber solvents and can be used in tread splicing cement and pressure sensitive adhesive formulations.Information provided by Sumitomo Bakelite High Performance Plastics (sbhpp) |