2023-11-14
1、 Features and main uses:
Tianrun 191E is an unsaturated polyester resin (modified) mainly composed of phthalic anhydride and standard diols, which has been dissolved in styrene. Has medium viscosity and moderate reactivity. Suitable for hand laying fiberglass products.
2、 Technical specifications of liquid resin (25 ℃):
Item | Unit | Test indicators | Test method |
Appearance | --- | Transparent light yellow liquid | GB/T8237.6.1.1 |
Viscosity | CPa·s | 0.2-0.3 | GB/T 7193-2008 |
Acid value | mgKOH/g | 17-23 | GB/T 2895-2008 |
Gel time | Min(25℃) | 7.7-14.3 | GB/T 7193-2008 |
Heat release peak time | Min(25℃) | 20-30 |
|
Exothermic peak temperature | ℃ | 145-175℃ |
|
Stability | H(80℃) | ≥24 | GB/T 7193-2008 |
Note: In a 25 ℃ water bath, add 2 ml of methyl ethyl ketone peroxide solution and 4 ml of cobalt isooctanoate solution to 100g of resin
3、 Physical properties of the casting body (for reference only):
item | Unit | Test performance | Test method |
Casting body | |||
Tensile strength | MPa | ≥75 | GB/T2567-2008 |
Tensile modulus of elasticity | MPa | ≥3500 | GB/T2567-2008 |
Tensile modulus of elasticity | % | ≥2.8 | GB/T2567-2008 |
Bending strength | MPa | ≥120 | GB/T2567-2008 |
Flexural modulus | MPa | ≥4000 | GB/T2567-2008 |
Heat distortion temperature | ℃ | ≥78 | GB/T1634-2004 |
Barcol hardness | --- | ≥48 | GB/T3854-2005 |
Note:
(1) The casting method shall be executed according to GB/T8237-2005; Temperature 25 ℃, curing system: accelerator RCA 1.0%, curing agent M-50 1.5%.
(2) Post casting curing treatment: room temperature × 24 hours+60 ℃ × 3 hours+80 ℃ × 2 hours;
4、 Precautions:
1. Before use, please stir evenly in the packaging bucket, or pour out all the resin in the packaging bucket and stir evenly before use.
2. During transportation, it should comply with Chapter 5 of the State Council's "Regulations on the Safety Management of Chemical Dangerous Goods" regarding the transportation and loading and unloading of chemical dangerous goods. The product should be stored in a cool place below 25 ℃, avoiding ignition and isolating heat sources. The shelf life for storage below 25 ℃ is 3 months.
5、 Regarding Product Safety Data (MSDS):
Before using this product, please read the MSDS carefully.
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Address: No.1 Yuxing Road, Yonganzhou Town, Gaogang District, Taizhou City
E-mail:trtuhongyuan@tztrchem.cn
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