I. Introduction to Polyvinyl Alcohol
Polyvinyl alcohol (PVA) is a water-soluble high-molecular-weight organic compound, appearing as a white powder. Due to its good solubility and lubricity, it is commonly used in various applications such as adhesives, coatings, fiber forming aids, and crystallization aids.
II. Introduction to Commonly Used PVA Grades
1. PVA 117 Fiber Grade
PVA 117 is a commonly used fiber-grade PVA with good shear consistency and continuity, suitable for preparing both common and specialty fibers. Its high purity and low residue content also make it a preferred choice for the preparation of electronic products.
2. PVA 1788 Industrial Grade
PVA 1788 is one of the most widely used industrial PVA grades, possessing excellent physical properties and chemical stability. It is suitable for preparing various adhesives, coatings, and applications in battery manufacturing, among others.
3. PVA 217 High Strength
PVA 217 is a high-strength PVA grade with excellent tensile strength and elongation, suitable for preparing specialty fibers and spinning products. Furthermore, it is widely used in filtration and extrusion.
III. Selection Guide
For different application areas and product requirements, readers can select based on the characteristics of the commonly used polyvinyl alcohol (PVA) grades mentioned above. Some details to note:
Determine the product's operating environment and select a PVA grade that meets the corresponding conditions.
Select the appropriate PVA grade based on the product's manufacturing process and requirements. For example, for the preparation of special fibers, high-strength PVA 217 can be selected.
Pay attention to factors such as residue content and cleanliness during selection. These factors affect the quality and application effect of the PVA.
IV. Summary
Customers need to select the appropriate PVA grade based on their actual needs to improve product quality and application effect. ANHUI LIWEI CHEMICAL CO., LIMITED is a professional PVA manufacturer and supplier, capable of meeting your diverse needs to the greatest extent.
Website: www.china-pva.net
Whatsapp: 0086-15380400285
E-mail: sales2@china-pva.net
