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    WESTCO? UV-765 CAS# Mixture (see below)

    WESTCO? UV-765 is a hindered amine light stabilizer (HALS). It gives excellent light stability to a variety of coatings, adhesives and polymeric systems. It is a blend of the following:

    Bis(1,2,2,6,6-pentamethyl-4-piperidinyl)sebacate
    CAS# 41556-26-7 (70-80%)

    Methyl(1,2,2,6,6-pentamethyl-4-piperidinyl)sebacate
    CAS# 82919-37-7 (20-30%)

    SPECIFICATIONS:

    Appearance: Yellow Liquid
    * Assay

    96.0% Min.

    *Light transmission

    425 nm

    95% Min.

    500 nm

    99% Min.

    * Loss on drying

    0.5 max

    * Ash

    0.1 max.

    Specific gravity, typical

    0.97

    *Values reported on Certificate of Analysis

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        Technical Data & SDS Sheets

        Technical Product Sheets and SDS sheets are available for each of the chemicals listed. To access please click on the links above.
        • Western Reserve Chemical
        • 4837 Darrow Road
        • Stow, OH 44224

          Please contact us to request this Data Sheet

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