Polyethylenimine(PEI) is a water-soluble polymer. The concentration in water of commercial products is usually 20% to 50%. PEI is polymerized from ethylene imide monomer. It is a cationic polymer t...
Ethylenediaminetetraacetic acid edta, with the CAS number 60-00-4, is a common chemical that plays important roles in many areas of our life and industry. Most people do not know its name, but they...
With the continuous increase in the demand for efficient, environmentally friendly and high-performance additives in new materials industries such as polyurethane and epoxy resin, dimethyl thio-tol...
“Low carbon living” has become a mainstream topic in the new era. In recent years, green environmental protection, energy conservation, and emission reduction have gradually entered the public̵...
Every skin lightening product consists of a bunch of chemicals, most of which come from natural sources. While most active ingredients are effective, some of them may have some side effects. Theref...
The Spring Festival of 2023 is coming. Thank you very much for your support and trust in Unilong in the past year. We will also strive to become better in the future. I hope to continue to reach a ...
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