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TR-608 unsaturated polyester resin (modified)

2023-11-14

1、 Features and main uses:

Tianrun TR-608 is an unsaturated polyester resin (modified) synthesized from phthalic anhydride and standard diols as the main raw materials. It has been dissolved in styrene and added with an accelerator. It has moderate viscosity and reactivity, and excellent mechanical properties. Used for injection molding handicrafts, especially suitable for imitation granite/marble and handicrafts, with excellent strength, toughness, water resistance, and weather resistance.


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


Item

Unit

Test indicators

Test method

Apperance

---

Transparent slightly blue liquid

GB/T8237.6.1.1

Viscosity

Pa·s

0.18-0.35

GB/T 7193-2008

Acid value

mgKOH/g

19-29

GB/T 2895-2008

Gel time

Min(25℃)

3.85-7.15

GB/T 7193-2008

Stability

H(80℃)

≥24

GB/T 7193-2008


Note: In a 25 ℃ water bath, add 2 ml of methyl ethyl ketone peroxide 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

≥57

GB/T2567-2008

Tensile modulus of elasticity

MPa

≥2500

GB/T2567-2008

Elongation at break

%

≥3.5

GB/T2567-2008

Bending strength

MPa

≥100

GB/T2567-2008

Flexural modulus

MPa

≥3200

GB/T2567-2008

Heat distortion temperature

≥80

GB/T1634-2004

Barcol hardness

---

≥40

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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