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TR-191E unsaturated polyester resin (modified)

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.

Hotline

0523-86925111

Address: No.1 Yuxing Road, Yonganzhou Town, Gaogang District, Taizhou City

E-mail:trtuhongyuan@tztrchem.cn

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蘇ICP備18051636號-1 Technical support:MUZINFO