What does ZP mean?

ZP stands for zinc pyrithione, the full English name is: zinc pyrithione.

CAS number: 13463-41-7. Molecular weight: 317.69. PSA: 101.52000. LogP: 3.34050. Appearance and properties: off-white to yellow-brown powder.

The anti-dandruff ingredient contained in traditional anti-dandruff shampoos is mainly "zinc pyrithione" (ZPT), which is an antimicrobial agent that can only inhibit the growth of Malassezia furfur. But it cannot kill, so it treats the symptoms but not the root cause, which can easily cause repeated attacks of dandruff.

Extended information:

Zinc pyrithione is used in shampoos to remove dandruff and can inhibit the growth of Gram-positive and negative bacteria and mold. It can effectively care for hair, delay hair aging, and control the occurrence of gray hair and hair loss. In addition, it is also used as a cosmetic preservative, oil agent, and coating biocide; as a biocide for coatings, plastics, and other products, it is also widely used.

Operation and disposal should be carried out in a place with local ventilation or comprehensive ventilation facilities; if canning is required, the flow rate should be controlled and a grounding device should be installed to prevent the accumulation of static electricity.

Baidu Encyclopedia-Zinc Pyrithione