Dow PARALOID B-44 is a weather-resistant and UV-stable thermoplastic acrylic resin (methyl methacrylate copolymer), designed for coatings, plastics, inks and adhesives. It is transparent solid particles/powder with glass transition temperature about 60℃, medium-high molecular weight, density about 1.18g/cm³, soluble in organic solvents, featuring strong adhesion, high gloss and impact resistance
All-solid easy-processing formula - Solid particles/powder, heating 60-80℃ to accelerate dissolution without complex pretreatment.
Wide system compatibility - Suitable for solvent-based systems, compounded with various resins, with high formula flexibility and strong adaptability.
Cost-effective protection - Excellent outdoor weather resistance, providing UV stability and anti-yellowing protection at a competitive cost.
Processing advantages - Good fluidity after dissolution, easy to add, improving production efficiency, suitable for complex processes.
Industrial protective coatings: Automotive refinish paints, industrial metal protective paints, improving weather resistance and adhesion.
Plastic surface modification: Improving scratch resistance and surface hardness of ABS and PC, suitable for high-end products.
Special inks: Outdoor sign inks, packaging printing inks, enhancing durability and printability.
Adhesives: As a film-forming resin, enhancing adhesion to metals, plastics, glass and other substrates.
Fluorocarbon coating modification: Used in fluorocarbon coatings to improve adhesion and overall coating performance.
| Appearance | Transparent solid particles or powder |
| Chemical Type | Thermoplastic acrylic resin (methyl methacrylate copolymer) |
| Glass Transition Temperature Tg (℃) | ~60 |
| Molecular Weight | Medium-high molecular weight |
| Density (20°C) | ~1.18 g/cm³ |
| Solubility Parameter | 9.8 |
| Molecular Weight (Mw) | 140,000 |
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