SP-1068 is a thermoplastic resin that increases tack in natural rubber and synthetic elastomers.
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SP-1068 is based on octylphenol and formaldehyde and is excellent for use in natural rubber and synthetic elastomers, including SBR, BR, IIR, and IR.
SP-1068 is an additive for rubber stocks that imparts tack to polyisoprenes, polybutadienes, and SBR rubbers. It is typically used wherever tenacious bonds are necessary.
Physical form: Solid pellets
Specific gravity: 1.03
Softening point (ball and ring): 85.0°–95.0°C
Acid number: 25–42
Primary Chemistry:
Octylphenol and formaldehyde phenolic resin
Holding issues or low tackiness in plies, tread stocks, or sidewalls in tire manufacturing
Polyisoprenes and polybutadiene elastomers
Nitrile and SBR (styrene-butadiene rubber)
Tire building
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