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XIRAN® styrene maleic anhydride resins are used as leather retanning agents where leather retanning is a good preparation before the upcoming stages (redyeing, fatliquoring and finishing).
The resins used for the retanning are aqueous solutions of the sodium salts of XIRAN® styrene maleic anhydride and offer the following advantages:
XIRAN® is used in detergents to:
Polyscope has the broadest portfolio of styrene maleic anhydride (SMA) copolymers, also known as poly(styrene co maleic anhydride), compounds and aqueous solutions.
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