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Naam van het Product: Poly(1-vinylpyrrolidone-co-vinyl-acetaat)
CAS: 25086-89-9
MF: C10H15NO3
MW: 197.23
EINECS:200-001-8
Synoniem: Aceticacid,ethenylester,polymerwith1-thenyl-2-pyrrolidinone; aceticacidethenylester,polymerwith1-thenyl-2-pyrrolidinone;
VA64 is een in water oplosbare polymeer hars, dat is een wit poeder, reukloos en smaakloos, gemakkelijk om vocht te absorberen, oplosbaar in water, ethanol en watervrij alcoholen, en heeft een goede hechting, gigroskopichnost en filmvormende eigenschappen. en het oppervlak van de activiteit.
| IkTEM | STANDARD |
| Uiterlijk | Wit of licht geel hygroscopisch poeder of vlokken |
| Oplosbaarheid | Oplosbaar in water, 96% ethanol en chloroform |
| Het Identificeren Van A, B | Voldoen aan de vereisten |
| Oplossing Uiterlijk | Helder tot gedeeltelijk bewolkt |
| PH | 3.0-7.0 |
| Aldehyde ppm | ≤500 |
| Peroxide ppm | ≤ 400 |
| De NVP ppm | ≤ 10.0 |
| Vinyl acetaat ppm | ≤ 5.0 |
| Saponification value mg/g | 230-270 |
| Gloeirest% | ≤ 0.1 |
| Vinyl acetaat% | 35.3-42.0 |
| Hydrazine ppm | ≤ 1.0 |
| 2-P% | ≤ 0.5 |
| Vocht% | ≤ 5.0 |
| Zware metalen ppm | ≤ 20 |
| Stikstof inhoud% | 7.0-8.0 |
| K waarde | 26.0- 36.0 |
Pharmaceutical field: VA64 is mainly used as a water-soluble adhesive and dry adhesive in granulation and direct compression technology, as a film-forming material in film coating, and as a channel former in taste-masking agents. It is applied to the sugar coating to prevent splintering, and the bottom coating is used to prevent moisture.
Industrial fields: VA64 is used in industry as rewetting adhesives, adhesives for paper, adhesives for coatings, thickeners and protective colloids for various inks, emulsifiers commonly used in plant protection agents and protective colloid.
25kg/trommel
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