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  • PVA consumption composition and forecast

    After more than 40 years of development, my country's PVA industry has become the largest PVA producer in the world, with 14 PVA production enterprises with technical routes such as petroleum ethylene method, natural gas acetylene method, and calcium carbide acetylene method. So what is the composit

    2022-09-28
  • PVA emulsion template method and scCO2 foaming method

    Polyvinyl alcohol is also soluble in hot hydroxyl-containing solvents such as glycerol, phenol, etc. but insoluble in common organic solvents such as methanol, benzene, acetone, gasoline, etc. So what are the PVA emulsion template method and the scCO2 foaming method? Let's take a look next. Here is

    2022-09-26
  • PVA can be used as preparation material for injections and microcapsules

    PVA is non-toxic, non-irritating to the skin, and will not cause skin allergies, but the dust has an irritating effect on the eyes. At the same time, PVA can be used as preparation material for injections and microcapsules. Let's take a look. Here is the content list:l Injectionl Microcapsules Injec

    2022-09-23
  • PVA as a drug carrier material for ophthalmic and oral formulations

    PVA is widely used as a drug carrier material. It is mainly used in topical and ophthalmic preparations. It can be used as a stabilizer in emulsions. The dosage is 0.25%-3.0% (wt%). It is used as a surfactant in the product's thickener and microcapsules, and at the same time, it plays a lubricating

    2022-09-21
  • Properties of PVA Materials

    Due to its low price, excellent transparency and elasticity, good strength, good degradation properties, and gas barrier properties, PVA is increasingly used in various fields. As one of the simple and effective methods to improve material properties, composite modification has always been a researc

    2022-09-19
  • Properties of polyvinyl alcohol

    PVA is obtained by the suspension polymerization of vinyl acetate initiated by free radicals at low temperatures to obtain polyvinyl acetate, and then it is obtained by alkali-catalyzed alcoholysis. Due to the diversity of structure, alcoholysis degree, and polymerization degree, PVA has various pro

    2022-09-16
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