黄色一级毛片a级毛片_二三A级在线观看91_香蕉视频在线观看福利国产_欧美日韩视频在线第一区

Home

About

Products

News

Industry

Contact

TR-31029

2023-11-13

1、 Features and main uses:

Tianrun TR-31029 is an unsaturated polyester resin (modified) synthesized from phthalic anhydride, maleic anhydride, and standard diols as the main raw materials. It has the characteristics of good wettability, high reactivity, fast curing, and excellent thermal strength. The products made from it are heat-resistant and have excellent mechanical properties, high modulus, and high hardness, making them suitable for high-speed extrusion processes.


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



Item



Unit



Test indicators



Test method



Appearance



---



Transparent light yellow liquid



GB/T8237.6.1.1



Viscosity



Pa·s



0.50-0.70



GB/T 7193-2008



Acid value



mgKOH/g



14-19



GB/T 2895-2008



Gel time



Min(82.2℃)



3.5-5.5



GB/T 7193-2008



Stability



H(80℃)



≥24



GB/T 7193-2008



Note: gel time test: 50% BPO powder 2.0%


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



Item



Unit



Test performance



Test method



Casting body



Tensile strength



MPa



40



GB/T2567-2008



Tensile modulus of elasticity



MPa



≥3000



GB/T2567-2008



Heat distortion temperature





80



GB/T1634-2004



Barcol hardness



---



45



GB/T3854-2005


Note: 

1) The casting sample preparation method shall be executed according to GB/T8237-2005; Temperature 25 ℃, curing system: accelerator RCA2.0%, curing agent M-50 1.0%.

2) Post casting curing treatment: room temperature × 24 hours+60 ℃ × 3 hours+115 ℃ × 1 small


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

Follow Us

Preview mobile website

Copyright ? 2023 Taizhou Tianrun Synthetic Chemical Co., Ltd

蘇ICP備18051636號-1 Technical support:MUZINFO