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Tall Colophony

Tall oil colophny is a product of vacuum rectification crude tall oil. Tall colophony is a mixture of resin acids: abietic, dihydroabietic, neoabietic, isopimaric and others.

Tall oil colophny also contains up to 6% of unsaponifiable substances in addition to resin acids . Tall oil colophny has a softening point of from 60 to 67oC, depending on the application.

RusTorgOil realizes deliveries(supplies) of tall oil colophny in accordance with GOST 14201-83.

Tall rosin is used as an additive in the manufacture of alkyd resins, to impart hardness and gloss to the  lacquer coating. A significant part of the rosin is subjected to disproportionation and used for the production of emulsifiers for synthetic rubber.

Tall colophny is also used in obtaining the esters, in particular glycerol and pentaerythritol, when soldering in electronics, in the production of lacquers cable, when you receive glue for gluing the paper, in the manufacture of rubber products and other industries.

The Quality indicators of the production

Tall colophny GOST 14201-83

The name of parameters

The norm for top grade

Parameters of production

minimum

maximum

Appearance

transparent, vitreous mass

partially or completely crystallized mass

The intensity of the color

Wg

Wg

X

Mass fraction of ash, %, not more

0.03

0.01

0.03

Mass fraction of mechanical impurities, %, not more

0.03

0.01

0.03

Softening temperature,oC, not lower than

60

61

67

Acid number, mg KOH per 1 g of product, not less

165

172

181