REYDER EG 90 is an ester resin from gum rosin, disproportionated and deodorized, with excellent thermal stability.


Due to it’s high thermal stability and softening point, REY- DER EG 90 is indicated as taquifier for hot-melt adhesives (Non-woven, Tapes, Labels, Box closing). It also finds uses in cosmetics. It is suggested to perform tests to determine most appropriate quantity to be used for each specific case.


Excellent compatibility with solvents (Alcohols, aliphatic, naphthenic & aromatics), elastomers (SBS, SIS), co- polymers EVA, waxes (paraffinic, Fisher Tropsh; synthetic), and other typical components of hot melt and solvent based adhesives.


18 months from manufacture date, in original unopened packaging.

Product Characteristics

QC Data
(Determined on each lot)

Appearance » Clear
Softening Point (R&B; °C) » 90-100
Gardner Color (50% Toluene) » Max. 5
Acid Value (mg KOH/gr) » Max. 20
Thermal Stability (Determined regularly)


REYDER EG 90 must be stored in sealed packaging, because product is sensitive to air, daylight or high temperature exposition.


REYDER EG 90 is available in 25 Kg carton keg.