Tinuvin 292

Description

[Ciba-Geigy] A registered trademark for a hindered amine light stabilizer. Tinuvin® 292 is composed of a mixture of two active tertiary amine ingredients: bis(1,2,3,6,6-pentramethyl-4-piperidinyl)sebacate, and methyl(1,2,2,6,6-pentamethyl-4-piperidinyl)sebacate. Tinuvin® 292 is a pale yellow color liquid at room temperature. This UV light absorber was developed specifically for the stabilization of plastics, coatings and inks. It is used commercially in automotive coatings, wood stains, and other coatings. In the conservation field, Tinuvin® 292 is used as a light stabilizer Gamvar Picture Varnish.

Synonyms and Related Terms

HALS Tinuvin 292 (sp)

Risks

Ciba-Geigy: MSDS

Physical and Chemical Properties

• Miscible in most organic solvents.
• Insoluble in water.
• CAS = 41556-26-7 + 82919-37-7

Resources and Citations

• Ciba-Geigy: Technical data sheet

• Cricket Harbeck, Adhesives Commonly used in Objects Conservation, unpublished, 1996

• Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993

• Pam Hatchfield, Pollutants in the Museum Environment, Archetype Press, London, 2002

• Conservation Support Systems, Catalog, 1997

• The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 3053

• Teri Hensick, contributed information, 1998