1.Improve heat resistance and adhesive force 2.Characteristics of small deformation 3.Large extension strength, small Resin 2402 is 100% lipid solubility phenolic resin. It is a curing agent for rubber such as butyl rubber, natural rubber, styrene-butadiene rubber (SBR), silico-butadiene rubber, especially applicable to sulfurizing butyl rubber. Characteristics Improve heat resistance and ...