Molekula
Polyvinylalkohol
Polyvinyl alcohol
ISO 9001:2015 & ISO 14001:2015 zertifiziert · Lieferant für Laboratorien und Industrie seit 2000 · Analysezertifikat (Certificate of Analysis, CoA) für jede Charge
Polyvinyl alcohol (PVA) is a water-soluble synthetic polymer widely used as a binder, thickener, emulsifier, and film-forming agent in adhesives, textiles, paper coatings, and pharmaceuticals. It is also employed in detergents, cosmetics, and as a protective colloid in various industrial processes. This versatile polymer is non-toxic, biodegradable, and offers excellent film-forming properties. Polyvinyl alcohol has a CAS number of 9002-89-5 and the molecular formula (C2H4O)n with a repeating unit molecular weight of 44.0526 g/mol. It is typically stored at ambient conditions and carries a signal word of "Warning" per GHS classification. Molekula supplies Polyvinyl alcohol from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Übersicht
Polyvinyl alcohol (PVA) is a water-soluble synthetic polymer widely used as a binder, thickener, emulsifier, and film-forming agent in adhesives, textiles, paper coatings, and pharmaceuticals. It is also employed in detergents, cosmetics, and as a protective colloid in various industrial processes. This versatile polymer is non-toxic, biodegradable, and offers excellent film-forming properties. Polyvinyl alcohol has a CAS number of 9002-89-5 and the molecular formula (C2H4O)n with a repeating unit molecular weight of 44.0526 g/mol. It is typically stored at ambient conditions and carries a signal word of "Warning" per GHS classification. Molekula supplies Polyvinyl alcohol from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Preise und Verpackungsgrößen
Spezifikationen
| Property | Value |
|---|---|
| Appearance | white or light yellow powder or particle |
| Ash | 0.4 |
| Degree of Hydrolysis | 87-89 |
| Sodium acetate | ≤1 |
| Volatile Matter | ≤5 |
| Viscosity(4% in H2O, 20°C) | ≤20.5 - ≥24.5mPa-S |
Lagerung und Handhabung
| Property | Value |
|---|---|
| Lagertemperatur | Ambient |
| Flashpunkt | 79 C |
| Säuregehalt | Neutral |
Identifizierung
| Property | Value |
|---|---|
| SKU | 90005002 |
| CAS-Nummer | 9002-89-5 |
| Molekülformel | (C2H4O)n |
| Molekulargewicht | 44.0526 |
| SMILES | OC=C |
| REACH-Code | Y113 |
| TSCA aufgeführt | Ja |
| HTS-Code | 3905300000 |
| Zolltarifnummer | 3905300095 |
Sicherheit & GHS
-
Health Hazard
GHS07
Gefahrenhinweise
- H319 Verursacht schwere Augenreizung.
Vorsichtsmaßnahmen
- P260 Staub / Rauch / Gas / Nebel / Dampf / Aerosol nicht einatmen.
- P264 Nach Gebrauch … gründlich waschen.
- P280 Schutzhandschuhe / Schutzkleidung / Augenschutz / Gesichtsschutz tragen.
- P403+233 An einem gut belüfteten Ort aufbewahren. Behälter dicht verschlossen halten.
- P501 Inhalt / Behälter … zuführen.
Dokumente
Sicherheitsdatenblätter (SDS)
Verfügbar in English, French, German, Italian, Spanish.
Zertifikat der Analyse (CoA) nach Charge
Geben Sie eine Chargen- oder Seriennummer ein, um die CoA für diese spezifische Charge abzurufen. Wir können eine erstellen, wenn keine PDF-Datei vorliegt, basierend auf den Spezifikationsdaten.
Synonyme
Es wurden keine alternativen Namen für dieses Produkt aufgezeichnet.
Häufig gestellte Fragen
What is polyvinyl alcohol (PVA) commonly used for?
Polyvinyl alcohol is widely used as a water-soluble adhesive, a thickener in coatings, a film-forming agent in textiles, and a detackifier in paper manufacturing.
What is the chemical formula and molecular weight of polyvinyl alcohol?
The chemical formula is **(C₂H₄O)ₙ**, and the repeating unit molecular weight is **44.0526 g/mol** (varies with degree of polymerization).
How should polyvinyl alcohol be stored?
Store PVA in a cool, dry place at **ambient temperature**, away from direct sunlight and moisture to prevent degradation.
What grades of polyvinyl alcohol does Molekula supply?
Molekula supplies **industrial and technical grades** of PVA, including variations in hydrolysis degree (86-99%) and viscosity for specific applications.
Can Molekula supply polyvinyl alcohol in bulk quantities?
Yes, we offer **bulk quantities** of PVA, with flexible packaging options (drums, bags, or custom solutions) for large-scale industrial needs.
What documentation comes with a PVA order from Molekula?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation for traceability and compliance.
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