Ester Gum

Name:
Ester Gum
Detailed information:
Hard, semisynthetic resin produced by esterification of natural resins (especially rosin) with polyhydric alcohols (principally glycerol but also pentaerythritol). Flash p 375F (190C). Combustible.

Grade:

By color, also as gum rosin or wood rosin.

Use:

Paints, varnishes, and cellulosic lacquers.