PVP/VA 64 powder
White or creamy white, free-flowing power with characteristic smell, hygroscopic.
Soluble in water, alcohol, and other organic solvents, has good cohesiveness, hygroscopic, film forming and surface activity character.
Applications
Pharmaceuticals:
It is mainly used as water soluble and drying adhesive agent when making grain and pressing tablet directly.
It will be used in film coating and cover-taste agent.
It can prevent sugar coating from split and make bottom coating avoid dampness.
Cosmetics:
PVP/VA Series play a good role in film-former and hair-fixing agent.
Its hygroscopicity decreases with the increase of the proportion of vinylacetate in the molecular.
This property of PVP/VA is extremely useful as it works in hair sprays and hair-set lotion.
If it is mixed with PVP K-30, the effect of hair-fixing would be changed a lot.
Other Utility:
PVP/VA 64 series can also act as emulsifying agent, protecting colloid for planting-protecting chemicals, Other dispersing systems and binder in coating.
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