Eastek™ 5545 polymer by Eastman is a high-performance polyester resin. It offers reduced viscosity, increased Tg and enhanced UV resistance.
- It provides improved formulation compatibility to enable greater productivity and application consistency.
- It shows long-term durability, enhanced compatibility with tackifiers, excellent green strength and good heat & hydrolytic stability.
- It exhibits low viscosity, superior adhesion to low surface energy substrates and design flexibility in multi-substrate electronic bonding applications.
- Eastek™ 5545 polymer is recommended for polyurethane hot melt electronic adhesives & sealants-b&c applications.
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Eastek™ 5545 polymer properties
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| Properties | Value & unit | Test condition | Test method |
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| Acid Value | 0.0 Visible After Login | Visible After Login | Visible After Login |
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| Viscosity, Dynamic | 0.0 Visible After Login | Visible After Login | Visible After Login |