SYNTHALATA-TH1141 is a hydroxyl group-containing, high-solid, polyester-containing acrylic resin supplied in the following composition: 77% in butyl acetate/solvent naphtha (13:10). Here are its main characteristics and properties:
Characteristics:
- Type: Hydroxyl Group-Containing, High-Solid, Polyester-Containing Acrylic Resin
Supplied as:
- 77% in Butyl Acetate/Solvent Naphtha (13:10)
Application:
- It is used in combination with polyisocyanates for air- and oven-drying 2-Pack high-solid clear- and pigmented topcoats for metals and plastics. It offers high mechanical properties, quick physically drying, high gloss and body, excellent weather- and chemical resistance. It has less than 420 VOC at spray viscosity.
Properties:
- Hydroxyl Content: 140-160 (in-house method AV-F-H003)
- Hydroxyl Content: Approximately 4.5% (relative to non-volatile constituents)
- Viscosity: 10,000 – 16,000 mPas (as supplied) (in-house method AV-F-V005)
- Gardner Colour Value: < 2 (as supplied) (in-house method AV-F-F007)
- Non-volatile Content: 77 +/- 1% (as supplied) (in-house method AV-F-F003)
- Flash Point: 30 - 34°C (as supplied) (in-house method AV-F-F006)
- Density: 1.06 – 1.08 g/ml (as supplied) (in-house method AV-F-D001)
Mixing Ratio with Polyisocyanate:
- Assuming equivalent reaction of the reactive groups (NCO:OH = 1:1), a specific formula is provided for the calculation of the added amount of polyisocyanate relative to 100 parts by weight of SYNTHALATA-TH1141.
Solubility/Dilutability:
- It can be diluted in various solvents, but it's important to use only hydroxyl group-free solvents for dilution.
Compatibility:
- It exhibits compatibility with various compounds as listed in the provided table, including different types of Synthalat resins, Synthoester resins, Celluloseacetobutyrat, and specific polyisocyanates like Desmodur N 75.