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Service phone:0523-86925111
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Website：www.tztrchem.cn
E-mail:trtuhongyuan@tztrchem.cn.
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Product classification
TR-2100 Unsaturated polyester resins
TR-2100 Unsaturated polyester resins
Features and main purposes:
TR-2100 is a kind of unsaturated polyester resin synthesized with main materials of phthalic anhydride and standard diatomic alcohol, having dissolved in styrene.It is characterized by lower viscosity and moderate reactivity, and having been added promoter for pre-promotion, applicable for vacuum infusion molding FRP products.
Specification of liquid resin：(25℃)：
|
Unit |
Testing result |
Test Method |
|
|
Appearance |
--- |
Transparent blue viscous liquid |
GB/T8237.6.1.1 |
|
Viscosity |
Pa·s |
0.15-0.18 |
GB/T 7193-2008 |
|
Acid Value |
mgKOH/g |
≤24 |
GB/T 2895-2008 |
|
Geltime |
Min（25℃） |
20-25 |
GB/T 7193-2008 |
|
Shelf life |
H（80℃） |
≥24 |
GB/T 7193-2008 |
Note: 25 ° C gel time test: 25 ° C water bath, add 50 grams of resin to add 0.75ml curing agent M-50.
三．Casting matrix(typical valu)：
| Items |
Unit |
Test performance |
Test Method |
|
Casting matrix |
|||
|
Tensile strength |
MPa |
≥50 |
GB/T2567-2008 |
|
Tensile Modulus |
MPa |
≥2600 |
GB/T2567-2008 |
|
Break elongation rate |
% |
≥2.0 |
GB/T2567-2008 |
|
Flexible strength |
MPa |
≥100 |
GB/T2567-2008 |
|
Flexible Modulus |
MPa |
≥3000 |
GB/T2567-2008 |
|
Heat Distortion Temp |
℃ |
≥55 |
GB/T1634-2004 |
|
Barcol hardness |
--- |
≥42 |
GB/T3854-2005 |
Note: (1) Casting matrix sample is made according to GB/T8237-2005; with temperature of 25°C, curing system: promoter RCA 1.0%, Curing agent M-50 1.5%.
(2) Post-curing treatment of casting matrix: room temperature×24 Hours+60°C×3 Hours+80°C×2 Hours;