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The exchange activities between Qiguang Group and Shanghai Jiahua Chemical Co., Ltd. went smoothly, and the future is promising! On the afternoon of N…
On September 30, the “package” agreement for the 300,000-ton coal-to-ethylene glycol project of Shaanxi Weihua Company was signed in Bin C…
At the beginning of the new year, after Director Lu Yin of the New Materials Division of the Shanghai Municipal Economic and Information Technology Co…
The golden ox goes away with its head held high and sings loudly, while the jade tiger welcomes the spring and brings blessings. We have entered 2022 …
Shanghai Qiguang Industry and Trade Co., Ltd. Shanghai Qiguang Industry & Trade Co., Ltd. Technical indicators Catalyst BDMA Completely packaged, …
[Hard foam polyether polyol] Functionality f. I originally thought that f ≥ 3 would be the authentic hard foam, but this is not the case. It is comple…
1. What needs to be calculated in the hard foam composite material is whether the ratio of black and white materials (weight ratio) is reasonable. Ano…
Kinetics of the reaction between hydroxyl compounds and isocyanates -d(-NCO)/dt=K0×(-NCO)×(-OH) K1 is the forward reaction rate of isocyanate and hydr…
In the preparation process of polyurethane foam, the main role of the catalyst is to adjust the speed of the foaming reaction and gelation reaction to…
Comprehensive list of polyurethane catalyst products American Gas Product Number Company Product Number Product Introduction Amine catalyst DABCO 33LV…
1. Introduction Catalyst is a chemical substance that can change the rate of chemical reaction. Catalysts used in the polyurethane synthesis process c…
On November 26-27, the Additives Branch of the China Polyurethane Industry Association held the Polyurethane Additives Application Technology Conferen…
