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Polydiethylsiloxances diethylsilicone oil C4H12O2Si
Polydiethylsiloxances
diethylsilicone oil
Product Name:Polydiethylsiloxances( spindle oil GF2, Looming machine oil GF3)
Cas No.:63148-61-8
Molecular Formula: C4H12O2Si
Molecular structure
C2H5
┃
[━Si━O━ ]n
┃
C2H5
(GF-2):
Appearance: pale yellow liquid
Proportion(D204): 0.95-0.98
Viscosity20℃(C.S.T): 16-21(50℃)
Flashing point(open cup,℃): >150
PH: <0.1
Acid KOH mg/g: <0.1
SiO2 (%): 56-60
Ethoxy (%) : 0.5max
Water(%): <0.01
(GF-3):
Appearance: pale yellow liquid
Proportion(D204): 0.98-1.02
Viscosity20℃ (C.S.T): 700-1500
Flashing point (open cup,℃): >220
PH : <0.2
Acid KOH mg/g: <0.2
SiO2 (%): 58-62
Ethoxy (%) : 0.5max
Water(%): <0.01
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