SIS YH-1209 is styrene - isoprene block copolymer in the form of white porous particle, with features of good thermo-plasticity, high elasticity, good melt fluidity, good compatibility with tackifying resin, safe and non-toxic. It delivers a tensile strength of 15 MPa and a Shore A hardness of 61, distinguishing it with a comparatively firm profile. It can be applied to the hot-melt pressure-sensitive adhesives, solvent cements, flexible printing plates, plastics and asphalt modification.
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