Reversol 7903 is a dehydrated castor oil and phenolic modified short oil alkyd resin. It has good water, petrol and oil resistance. It has excellent adhesion, corrosion, salt spray and solvent resistance.

Available Documents

TDS Download

Technical Informations

Application Advice/Typical Applications

RECOMMENDED DRIER Active metal on resin solids: (air drying) Cobalt % 0.03 Zirconium % 0.15 Active metal on resin solids: (stoving) Cobalt % 0.01

Quick drying primers and finishes. Stoving finishes.

Shipping and Storage

To ensure maximum stability and optimum resin properties, resin should be stored in closed containers at temperature below 32 °C and away from heat sources and sunlight. All storage should conform to local fire and building codes. Drums should be stored away from all sources of flame or combustion. When properly stored, resin will remain stable for 4 months from the date of delivery.

Product Security/Health and Safety

Before handling, please read the Safety Data Sheet of this product for advice on safety, use and disposal.

Effluents and Pollution Control

Before handling, please read the Safety Data Sheet of this product for advice on safety, use and disposal.

For further information regarding this product please refer to:

Synthomer Limited , Head Office
Phone: +44 (0)1279 436 211
FAX: +44 (0)1279 444 025


Character Value Unit
Non-Volatile Content 59.5 ± 1
Viscosity@25 GradC 35 - 50 Stokes 
Colour 12 max Gardner 
Acid Value 9 - 15 mg KOH/ gm solids  
Clarity Clear, free of particles  
Specific Gravity @ 25 GradC 1.02  
Theoretical hydroxyl number (on Solids) 74.0  
Volatile Content Xylene  
Composition (Non volatile) Dehydrated Castor Oil 31
Solubility Aromatics Soluble  
Solubility Ketones Soluble  
Solubility Esters Soluble  
Solubility Aliphatics Limited  
Solubility Alcohol Limited  
Compatibility Amino Resin Complete  
Compatibility Short Oil Alkyds Complete  
Compatibility Medium Oil Alkyds Limited  
Compatibility Long Oil Alkyds Limited  
Compatibility Nitrocellulose Limited  
Compatibility Vinyl Modified Alkyds Limited  

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