Polyvinyl Ọtí PVA
eru: Polyvinyl Ọtí PVA
CAS #: 9002-89-5
Fọọmu: C2H4O
Ilana 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 | funfun lulú |
| Hydrolysis mol% | 86.0-90.0 |
| Viscosity mPa ká | 46.0-56.0 |
| Mimo% | ≥93.5 |
| Nkan ti o yipada% | ≤5.0 |
| PH | 5.0-7.0 |
| Oṣuwọn apapọ apapọ 120% | ≥95 |
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