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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

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