polyvinyl alcohol (pva)

الوصف

uses of polyvinyl alcohol include: 1. adhesive and thickener material in latex paints, paper coatings, hairsprays, shampoos and glues. 2. textile agent 3. barrier in (pet) bottles. 4. for use as synthetic vessels in flow testing. 5. movie and children's play or slime when combined with. 6. feminine hygiene and adult incontinence products as a plastic backing sheet. 7. as a because materials such as do not stick to it. 8. as a water-soluble film useful for packaging. 9. as fiber reinforcement in concrete *0. as a surfactant for the formation of polymer encapsulated nanobeads *1. used with polyvinyl acetate to make elmer's glue *2. used in eye drops and hard solution as a lubricant. *3. used in protective chemical-resistant gloves *4. used as a for specimen collection, especially stool samples *5. when doped with iodine, pva can be used to polarize light. *6. as an agent in medical procedures properties: colorless, white or cream, amorphous powder. mp: decomp over **0° , flash p: **5° f (oc), d: 1.**9. sol in water. polymer of average molecular weight **0, **0 ( amplao ama archives of pathology.