Evonik ROHAMERE® 6850-O Methoxypolyethylene Glycol 750 Methacrylate

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Evonik ROHAMERE® 6850-O Methoxypolyethylene Glycol 750 Methacrylate (discontinued **)
Categories:	Fluid
Material Notes:	Application: Polymerization and copolymerization in bulk, suspension, emulsion and solution. Used in the plastics, paint, leather, paper and textile industries as well as dental products. Base material for other methacrylic esters. Appearance: Clear, colorless to yellowish liquid at room temperature Odor: Ester-like CAS: 26915-72-0 Information Provided by Evonik CYRO. The former Evonik Methacrylates business has been sold to Röhm GmbH, although this trade name was disontinued prior to the sale.
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Physical Properties	Metric	English	Comments

Density	1.09 g/cc	0.0394 lb/in³
Viscosity	20 cP @Temperature 20.0 °C	20 cP @Temperature 68.0 °F
Molecular Weight	818 g/mol	818 g/mol

Chemical Properties	Metric	English	Comments
Acid Value	<= 0.20	<= 0.20	Rohm Method: M4 (acid-base titr., MAAC)

Thermal Properties	Metric	English	Comments
Boiling Point	100 °C @Pressure 0.1013 MPa	212 °F @Pressure 14.69 psi

Optical Properties	Metric	English	Comments
Refractive Index	1.405 @Temperature 20.0 °C	1.405 @Temperature 68.0 °F

Component Elements Properties	Metric	English	Comments
H2O, Water	48 - 52 %	48 - 52 %	Rohm Method: M3 (according to K. Fischer)

Descriptive Properties
Color	max. 250		Rohm Method: M5 (Pt-Co)
MEHQ	180-220		ppm, Rohm Method: M1-1 (HPLC), MEHQ
MMA content (%)	max. 1.0		Rohm Method: M1-17 (GC)
OH number	max. 3.8		mg KOH/g, Rohm Method: M16 (Titration), based on dry material
Solidification Point (°C)	-26.5

**
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