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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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          Copyright ? 2023 Taizhou Tianrun Synthetic Chemical Co., Ltd

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