Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Sam Chung 3800-70 Alkyd Resin

SamChung3800-70AlkydResinisahigh-performanceair-dryingalkydresinfromtheSamChung3800series,formulatedwithsoybeanoilandphthalicanhydrideforexcellentglossretention,flexibility,andchemicalresistance.Idealforindustrialenamels,primers,andmaintenancecoatingsrequiringfastdrytimeandrobustfilmformation.
  • sam chung 3800 70 alkyd resin_4e4429bf
  • sam chung 3800 70 alkyd resin_4e4429bf

Features Of Sam Chung 3800-70 Alkyd Resin

  1. Medium-oil-length alkyd resin offering balanced drying speed and film flexibility.

  2. Excellent compatibility with nitrocellulose, PVC plastisols, and common organic solvents.

  3. Provides superior gloss retention and weather resistance in air-dried coatings.

  4. Low viscosity enables high-solids formulation without sacrificing application performance.

  5. Consistent batch-to-batch quality ensured through strict process control and QC testing.

Typical Applications Of Sam Chung 3800-70 Alkyd Resin

  1. General-purpose industrial maintenance coatings for metal substrates.

  2. Decorative architectural enamels requiring smooth flow and leveling.

  3. Undercoats and primers for automotive refinish systems.

  4. Marine and offshore protective topcoats exposed to humid and saline environments.

  5. Wood finishing varnishes where clarity and amber tone stability are critical.

Specifications Of Sam Chung 3800-70 Alkyd Resin

Chemical TypeMedium-oil modified alkyd resin (soya oil-based)
Product FormLiquid, solvent-thinned (xylene/toluene blend)
AppearanceClear, pale yellow to amber viscous liquid
Non-Volatile Content60 ± 2 wt% (at 105°C, 60 min)
Viscosity (25°C)80–120 Poise (Brookfield RVT, spindle #4, 20 rpm)
Acid Value6–10 mg KOH/g
Density (25°C)0.98–1.02 g/cm³
Flash Point (COC)42–48°C


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