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TERATHANE® 250 is Commercially Available |
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TERATHANE® 250 is an interesting new low molecular weight version of PTMEG which can be substituted for more traditional glycols to impart flexibility to materials such as polyesters, polycarbonates, to name a few.
Some typical application areas are:
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Polyurethane coatings and adhesives |
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Modified polyurethane soft segments and chain extenders |
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Building block for PTMEG-Carbonatediol copolymers |
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Glycol building block for aliphatic and aromatic polyester glycols |
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Glycol component in low molecular weight diacrylate or dimethacrylate intermediates |
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Modifier for PBT polymer systems |
Sales Specification and Other Physical Properties
| Mol. weight |
230 - 270 |
| Hydroxyl number |
416.6 - 487.8 |
| Alkalinity Number (meq OH/kgx30) |
-2.0 - +1.0 |
| Colour (APHA) |
<40 |
| Water (ppm) |
<150 |
| Viscosity (40°C) |
40 - 70 cP |
For more information please Contact us! |
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