PVA 1799 / Polyvinyl Ọtí 1799
Eru: PVA 1799 / Polyvinyl Ọtí 1799
CAS #: 9002-89-5
Fọọmu: C2H4O
Fọọmu Igbekale:
Awọn lilo: Bi resini tiotuka, ipa akọkọ ti fiimu PVA, ipa ifunmọ, o jẹ lilo pupọ ni pulp textile, adhesives, ikole, awọn aṣoju iwọn iwe, awọn kikun ati awọn aṣọ, awọn fiimu ati awọn ile-iṣẹ miiran.
Awọn pato
| Nkan | Standard |
| Ifarahan | 12mesh (funfun tabi ina ofeefee lulú) |
| Viscosity (mpa.s) | 22.0-30.0 |
| Hydrolysis (mol%) | 97.0-99.0 |
| Iyipada (%) | ≤4.5 |
| Iṣuu soda acetate (%) | ≤1.5 |
| Eeru (%) | ≤0.5 |
| Mimo (%) | ≥94.0 |
| Ph (iye) | 5-7 |
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