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Polyvinylalcohol (PVA): Organische verbinding, witte vlok, vlokmiddel of vaste poedervorm, smaakloos. Oplosbaar in water (boven 95 ℃), enigszins oplosbaar in dimethylsulfon, onoplosbaar in benzine, kerosine, plantaardige olie, benzeen, tolueen, dichloorethaan, tetrachloorkoolstof, aceton, ethylacetaat, methanol, ethyleenglycol, enz. Polyvinylalcohol (PVA) is een belangrijke chemische grondstof die wordt gebruikt bij de productie van polyvinylacyl, benzinebestendige pijpleidingen en synthetische vinylonvezels, stofbehandelingsmiddel, emulgator, papiercoating, lijm, lijm, enz.
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.