How are the four components of paint and coatings subdivided, after reading all understand!

Cane aromatherapy is mainly composed of volatile sticks and aromatherapy liquid. Most volatile sticks are made of plant rattan, some are made of carbon sticks and gypsum as volatile media, aromatherapy liquid is composed of essence and solvent. Essence is composed of spices, good or bad depends on t

Triacetin (GTA) is widely used in the field of medicine. First of all, it is commonly used as a solvent and diluent of drugs, which can improve the stability and solubility of drugs and improve the efficacy of drugs. Secondly, Glycerol triacetate can also be used as a lubricant for oral drugs to red

PGDA is a high-boiling solvent. It has the advantages of low taste and low toxicity, strong solubility, good hydrophobicity and high diester content (≥99.5%). Because the diester produced by using propylene glycol instead of ethylene glycol has very low toxicity, it can be called a super environment