The annual “May Day” has quietly come.
In every corner of the motherland workers with both hands to interpret the responsibility, with the shoulder to support the responsibility, with c...
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...
From Chemical Properties to Action Principles: Understanding 1-methylcyclopropene
1-Methylcyclopropene (CAS No. 3100-04-7, abbreviated as 1-MCP). From a chemical perspective, 1-MCP is a small cycli...
As consumers’ demands for skin care safety upgrade, “gentle cleansing + barrier repair” has become the core evaluation criterion for facial cleansers. Sodium cocoyl glutamate (CAS...
Polyvinylpyrrolidone (PVP) chemical structure contains a pyrrolidone ring, which imparts excellent water solubility, film-forming ability, adhesion, and biocompatibility.
The “K25″ in P...
With the arrival of summer, more and more people are paying attention to their skin, especially female friends. Due to excessive sweating and strong oil secretion in summer, combined with strong ul...
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