SYNTHALAT SF 690

SYNTHALAT SF 690 is a long-oil alkyd resin primarily used in high-grade decorative paints for both indoor and outdoor applications. Here's an overview of its characteristics, properties, and usage instructions:

Characteristics:

• Type: Long-oil alkyd resin
• Composition: Approximately 68% mixture of special vegetable fatty acids (triglyceride)
• Supplied Forms:
  • A) 75% in white spirit "K 30"
  • B) 75% in low-aromatic white spirit "D 60"

Use:

• Ideal for high-grade decorative paints with excellent brushability and minimal dark yellowing.

Solubility:

• Compatible with various solvents including petroleum spirit, white spirit, turpentine oil, toluene, xylene, solvent naphtha, and more.

Compatibility:

• Compatible with linseed oil, linseed oil-stand oil, medium-oil drying alkyds, long-oil drying alkyds, and other resins.

Processing and Performance:

• Adjusted composition for optimal drying characteristics, brushability, and color fastness.
• Recommended the use of dryer combinations (Co, Zr, Ba) for drying, such as Octa-Soligen 173.

Properties (75% in white spirit "K 30"):

• Non-volatile Content (NVC): 75 +/- 1%
• Flow Time (DIN Cup, 4 mm, 20°C): 20 - 25 sec (diluted to 50% with "K 30")
• Acid Value: Maximum 10 mg KOH/g (relative to NVC)
• Colour Value (Iodine): Maximum 10 (diluted to 50% with "K 30")

Properties (75% in low-aromatic white spirit "D 60"):

• Non-volatile Content (NVC): 75 +/- 1%
• Flow Time (DIN Cup, 4 mm, 20°C): 22 - 30 sec (diluted to 50% with "D 60")
• Acid Value: Maximum 10 mg KOH/g (relative to NVC)
• Colour Value (Iodine): Maximum 10 (diluted to 50% with "D 60")

Overall, SYNTHALAT SF 690 offers excellent properties for the formulation of high-grade decorative paints with superior performance characteristics.