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  1. markbr57

    Color change when using Sulfur cure vs peroxide cure

    We produce a light colored EPDM / SBR copolymer that is usually cured with peroxide. If we attempt to use a sulfur cure system, there is a serious shift in the materials color, becoming much yellower...and even has signs of scorched places (a golden brown). Is it possible to overcome this? Or...

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