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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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        Copyright ? 2023 Taizhou Tianrun Synthetic Chemical Co., Ltd

        蘇ICP備18051636號-1 Technical support:MUZINFO
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