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          TR-6688 unsaturated polyester resin (modified)

          2023-11-13

          1、 Features and main uses:

          Tianrun TR-6688 is an unsaturated polyester resin (modified) synthesized from phthalic anhydride and standard diols, which is soluble in styrene. It has low viscosity, moderate reactivity, and moderate hardness. Advance has been made. Especially suitable for imitating granite/marble and handicrafts, with excellent strength, toughness, water resistance, and weather resistance.


          2、 Technical specifications of liquid resin (25 ℃):


          Item

          Unit

          Test indicatorsTest method
          Appearance

          ---

          Transparent reddish liquid

          GB/T8237.6.1.1

          Viscosity

          Pa·s

          0.25-0.35

          GB/T 7193-2008

          Acid value

          mgKOH/g

          10-20

          GB/T 2895-2008

          Gel time

          Min(25℃)

          6-8

          GB/T 7193-2008

          Stability

          H(80℃)

          ≥24

          GB/T 7193-2008


          Note: 25 ℃ gel time test: 25 ℃ water bath, 1% M-50


          3、 Physical properties of the casting body (for reference only):


          Item

          Unit

          Test performanceTest 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

          ≥100

          GB/T2567-2008

          Flexural modulus

          MPa

          ≥3200

          GB/T2567-2008

          Heat distortion temperature

          ≥60

          GB/T1634-2004

          Barcol hardness

          ---

          ≥38

          GB/T3854-2005


          Note:

           (1) The casting method shall be executed according to GB/T8237-2005; Temperature 25 ℃, curing system: curing agent M-50 1%.

          (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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