Anti-cracking and anti-seepage: The fibers are randomly distributed in the concrete (mortar), which can effectively prevent the occurrence and development of cracks and improve the ...

PVA fiber for concrete (or mortar) is an ideal environment-friendly cement reinforcement material, because of its unique molecular structure, it has good affinity with cement, ...

The main disadvantage of polyvinyl alcohol fiber is poor dyeability, low dyeing amount, and not bright color. This is because the fiber has a skin-core ...

High-strength polyvinylalcohol fiber is a fiber obtained by jelly spinning or wet spinning and high-stretching of polyvinylalcohol with a high degree of polymerization. For example: ...

Polyvinyl alcohol fiber can be blended with other fibers, and then dissolved after textile processing to obtain high-grade spun yarn textiles, and can also be ...

Polyvinyl formal fibers are used in the industrial field to make canvas, tarpaulins, filter cloths, conveyor belts, packaging materials, work clothes, fishing nets and cables ...

It has good mechanical properties, high strength, high modulus and low elongation. Strong acid and alkali resistance and chemical resistance. Light resistance: under long-term sunlight, ...

The average molecular weight of the raw material polyvinyl alcohol used for the polyvinyl alcohol fiber is 60,000-150,000, the thermal decomposition temperature is 200-220°C, and ...

In the early 1930s, the German Wacker Chemical Company first produced polyvinyl alcohol fibers. In 1939, Japan’s Sakurada Ichiro, Yazawa Jiangying, and North Korea’s Li ...

Synthetic fiber made by spinning polyvinyl alcohol as raw material. The polyvinyl formal fiber obtained by treating this fiber with formaldehyde is called vinylon in ...