KURARAY POVAL™ 4-88 LA by Kuraray is polyvinyl alcohol (PVOH) with low ash content. It is manufactured by alcoholysis of polyvinyl acetate. It shows good adhesion to fiber, filler and pigments. It is a water-soluble grade exhibiting good cohesion. KURARAY POVAL™ 4-88 LA is recommended for adhesive for flooring webs, PSA labels and in remoistenable adhesives which are employed mainly in the paper processing industry, films applications. It has a shelf life of 12 months.
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KURARAY POVAL™ 4-88 LA properties
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| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Ash Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Degree of Hydrolysis | 0.0 Visible After Login | Visible After Login | Visible After Login |
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| Methanol Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Non-volatile Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Sodium Acetate Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
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| pH | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Solubility Properties | Element | Condition | Method |
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