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LimeFav Polyvinyl Alcohol PVA V25, CAS NO.:9002-89-5 (500g/17.6oz)
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LimeFav Polyvinyl Alcohol PVA V25, CAS Features
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Molecular formula:(C2H4O)n. Alcoholysis Degree:88%,viscosity: 25;Degree of polymerization:1700,Molecular weight:74800.
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Polyvinyl alcohol is a water-soluble polymer obtained by hydrolysis of polyvinyl acetate without polymerization of monomers,White powder.
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PVA is commonly used in the production of adhesives, coatings, and films due to its strong bonding properties and film-forming ability
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PVA is also used in the textile industry as a sizing agent to improve the strength and stiffness of fabrics.
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Thermal stability: polyvinyl alcohol will soften when heated, and there will be no obvious change below 40 °C. If it is heated for a long time above 160 °C, it will gradually color. When it is above 220 °C, it will decompose and generate water, acetic acid, acetaldehyde and butylene.
