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TR-S191 unsaturated polyester resin (modified)

2023-11-14

1、 Features and main uses:

Tianrun S191 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



Apperance



---


Transparent light yellow viscous liquid


GB/T8237.6.1.1



Viscosity



Pa·s



0.35-0.65



GB/T 7193-2008



Acid value



mgKOH/g



≤35



GB/T 2895-2008



Gel time



Min(25℃)



25-35



GB/T 7193-2008



Stability



H(80℃)



≥24



GB/T 7193-2008


Note: 25 ℃ gel time test: add 2ml methyl ethyl ketone peroxide 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



≥50



GB/T2567-2008



Tensile modulus of elasticity



MPa



≥2600



GB/T2567-2008



Elongation at break



%



≥2.0



GB/T2567-2008



Bending strength



MPa



≥100



GB/T2567-2008



Flexural modulus



MPa



≥3000



GB/T2567-2008



Heat distortion temperature





≥58



GB/T1634-2004



Barcol hardness



---



≥42



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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