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Molecular Formula: [C2H4O]n
Molecular Weight: 44.05 (monomer)
CAS No.:9002-89-5 (monomer)
Polyvinyl alcohol is a white solid, and its appearance is divided into flocculent, granular, and powdery; it is non-toxic, tasteless, and pollution-free, and can be dissolved in water at 80-90°C. Its aqueous solution has good adhesion and film-forming properties; it can withstand most organic solvents such as oils, lubricants and hydrocarbons,has chemical properties such as esterification, etherification and acetalization of long-chain polyols.
| Name | Poly(vinyl alcohol) |
| Synonyms | PVA MOWIOL 4-88 Polyvinyl alcohol Poly(vinyl alcohol) POLYVINYLIC ALCOHOL Polyvinyl alcohol film POLYVINYL ALCOHOL 2000 polyvinyl alcohol 3-98 poly(1-hydroxyethylene) polyvinyl alcohol 49000 polyvinyl alcohol 72000 polyvinyl alcohol 18-88 polyvinyl alcohol 15000 polyvinyl alcohol 22000 POLYVINYL ALCOHOL (PVA) polyvinyl alcohol 28-99 polyvinyl alcohol 100000 Polyvinyl alcohol 1750±50 Vinyl alcohol – polymerised Polyvinyl alcohol (Release agent) polyvinyl alcohol standard 200000 |
| Molecular Formula | C2H4O |
| Molar Mass | 44.05256 |
| Density | 1.080 g/cm3 |
| Melting Point | >300°C |
| Boling Point | -14.5°C (rough estimate) |
| Flash Point | 79°C |
| Water Solubility | soluble in hot water |
| Solubility | H2O: soluble (hot) |
| Appearance | White or milky white solid |
| Color | White to cream |
| Merck | 14,7585 |
| PH | 3.5-7.0 (40g/l, H2O, 20℃) |
| Storage Condition | Store below +30°C. |
| Stability | Stable. Combustible. Dust may form explosive mixtures with air. Incompatible with strong oxidizing agents. |
| Sensitive | Easily absorbing moisture |
| Refractive Index | 1.3810 (estimate) |
| MDL | MFCD00081922 |
| Physical and Chemical Properties | White to cream-colored granules or powder |
| Use | Used as warp size, emulsion stabilizer, rewet adhesive, water-soluble film, etc |
| Hazard Symbols | Xn – Harmful |
| Risk Codes | R23/24/25 – Toxic by inhalation, in contact with skin and if swallowed. R36/38 – Irritating to eyes and skin. R39/23/24/25 – R68/20/21/22 – R20/21/22 – Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 – Wear suitable protective clothing and gloves. S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S24/25 – Avoid contact with skin and eyes. |
| WGK Germany | 1 |
| RTECS | TR8100000 |
| TSCA | Yes |
| HS Code | 39053000 |
| Toxicity | LD50 orally in Rabbit: > 20000 mg/kg |
Polyvinyl alcohol is a white flake, floc or powdery solid, tasteless. It is soluble in water (above 95°C), slightly soluble in dimethyl sulfoxide, insoluble in gasoline, kerosene, vegetable oil, benzene, toluene, dichloroethane, carbon tetrachloride, acetone, ethyl acetate, methanol, ethylene, etc.
Polyvinyl alcohol is an important chemical raw material for the manufacture of polyvinyl acetals, gasoline resistant pipes and vinylon synthetic fibers, fabric treatment agents, emulsifiers, paper coatings, adhesives, glues, and the like.
In 20kgs or 25kgs PP bag or paper bag.
Or 500kgs/800kgs/1000kgs big bag on pallets.
Store in tightly closed original container, protected from light, in a dry place.
500kgs
Hot Tags: polyvinyl alcohol, China, manufacturers, suppliers, factory, API, ingredients, low price, in stock, for food, medical, cleaning, CAS 57 88 5. Alcohol Ester 12. CAS 88 04 0. PVOH, CAS 9002 89 5. CAS 21368 68 3
Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
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