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Unsaturated polyvinyl chloride resin, modified epoxy resin
2023-11-14
1、 Features and main uses:
Tianrun TR-919PT is an unsaturated polyester resin (modified) mainly composed of phthalic anhydride and standard diols, which has been dissolved in styrene. It has medium viscosity and reactivity, and excellent mechanical properties after curing. Widely applicable to various fiberglass products and forming processes such as hand layup and winding.
2、 Technical specifications of liquid resin (25 ℃):
| Item |
Unit
| Test indicators |
Test method
|
Apperance
|
---
|
Transparent reddish viscous liquid
|
GB/T8237.6.1.1
|
Viscosity
|
Pa·s
|
0.35-0.45
|
GB/T 7193-2008
|
Acid value
|
mgKOH/g
|
14-25
|
GB/T 2895-2008
|
Gel time
|
Min（25℃）
|
15-20
|
GB/T 7193-2008
|
Stability
|
H（80℃）
|
≥24
|
GB/T 7193-2008
|
Note: 25 ℃ gel time test: add 1ml methyl ethyl peroxide solution and 2ml cobalt isooctanoate solution to 50g resin in 25 ℃ water bath
3、 Physical properties of the casting body (for reference only):
| Item |
Unit
| Test performance |
Test method
|
Casting body
| |||
Tensile strength
|
MPa
|
≥60
|
GB/T2567-2008
|
Tensile modulus of elasticity
|
MPa
|
≥3000
|
GB/T2567-2008
|
Elongation at break
|
%
|
≥3.0
|
GB/T2567-2008
|
Bending strength
|
MPa
|
≥110
|
GB/T2567-2008
|
Flexural modulus
|
MPa
|
≥3200
|
GB/T2567-2008
|
Heat distortion temperature
|
℃
|
≥100
|
GB/T1634-2004
|
Barcol hardness
|
---
|
≥40
|
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.
Hotline
0523-86925111
Address: No.1 Yuxing Road, Yonganzhou Town, Gaogang District, Taizhou City
E-mail：trtuhongyuan@tztrchem.cn
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