| Alkyd resin for urethane coating | ||||||||||
| Series No | Chemical composition | Oil length (%) | Solid content (%) | Viscosity Cps,30 | ColorFe-Co method | Acid value (mgKOH/g) | Solvent | Characteristics | Uses | |
| 3880 | Synthetic fatty acid | 28 | 80¡À2 | 15000-30000 | ¡Ü1 | ¡Ü10 | 145 | Xylene, Toluene | Water white color, very high fullness and gloss, high hardness, excellent resistance to yellowing | Use with BS965 to produce high hardness, high gloss, good fullness top coating |
| 3670 | Ricinoleic acid | 44 | 70¡À2 | 10000-20000 | ¡Ü2.5 | ¡Ü10 | 100 (Exclusive of hydroxyl value in oil) | Xylene, Toluene | Good shock-resistance, adhesion and flexibility, light color, high fullness, good brushing property | Polyurethane paint with excellent me chanical property, may be mixed with 3370C to lower cost and increase hardness |
| 3370C | Mixed fatty acid | 34 | 70¡À2 | 10000-20000 | ¡Ü2 | ¡Ü10 | 125 | Xylene, Toluene | Light color, good fullness, high gloss and hardness | With low cost and high hardness, also with 344-2 or 3670 mixed to improve fix ebility of film |
| 3818-70 | Soybean fatty acid | 40 | 70¡À2 | 25000-50000 mPa.S/25¡æ | ¡Ü3 | ¡Ü11 | 120 | Xylene | Light color, good flexibility of paint film, excellent store stability | Universal polyurethane paint with fairely good combined properties of film |
| 344-2 | Soybean fatty acid | 43 | 55¡À2 | 300-600 | ¡Ü7 | ¡Ü11 | 80 | Xylene | Excellent combined properties of paint film, low cost | Conventional uretance paint, also mixe d with 3370C to improve hardness |
| 1170E | Soybean fatty acid | 40 | 70¡À2 | 10000-25000 | ¡Ü3 | ¡Ü12 | 120 | Xylene | Paint film shows good flexibility and adhesion | Industry machine finish or anticorrosive paint |