Escorez 5380

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[Exxon Chemical] A trademark for one of a series of cycloaliphatic hydrocarbon resins. Escorez 5380 is a transparent colorless resin. It was developed for use as a tackifier but has been used in some varnish formulations. For example, it was used as the base for UVS Finishing Varnish from 1991 to 1997. Escorez 5380 has a low glass transition temperature and exhibits flow at room temperature on the shelf.

Physical and Chemical Properties

Soluble in petroleum hydrocarbons. Insoluble in water, ethanol.

Molecular Weight Tg = 31.5 C
Refractive Index 1.546-1.548

Resources and Citations

° ExxonMobil: Escorez tackifiers

° M.Swicklik, M.Berger, G.Berger, "Recently Introduced Low Molecular Weight Varnishes: Escorez 5380" AIC Painting Conservation Catalog, Varnishes and Surface Coatings, p.117, 1998.

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