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Polyvinylalkohol (PVA): Organische Verbindung, weiße Flocke, flockig oder pulverförmiger Feststoff, geschmacklos. Löslich in Wasser (über 95 ° C), schwer löslich in Dimethylsulfon, unlöslich in Benzin, Kerosin, Pflanzenöl, Benzol, Toluol, Dichlorethan, Tetrachlorkohlenstoff, Aceton, Ethylacetat, Methanol, Ethylenglykol usw. Polyvinylalkohol (PVA) ist ein wichtiger chemischer Rohstoff, der zur Herstellung von Polyvinylacyl, benzinbeständigen Rohrleitungen und synthetischen Vinylonfasern, Gewebebehandlungsmitteln, Emulgatoren, Papierbeschichtungen, Klebstoffen, Klebstoffen usw. verwendet wird.
TESTED ITEM
|
STANDARD
|
TESTED RESULT
|
ALCOHOLYSIS DEGREE
(%MOL/MOL)
|
99.0-99.9
|
99.80
|
VISCODITY
(MAP.S)
|
40.0-60.0
|
44.80
|
SODIUM ACETATE
(%)
|
≤2.5
|
1.60
|
VOLATILES
(%)
|
≤5.0
|
3.50
|
ASH
(%) |
≤0.7
|
0.50
|
PH VALUE
(%)
|
5-7
|
6.10
|
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.