M Chemical GUARD DOGâ„¢ UV770 HALS Light Stabilizer

Category	Other Engineering Material , Additive/Filler for Polymer
Manufacturer	M Chemical Company, Inc.
Trade Name	GUARD DOG™
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	M Chemical GUARD DOGâ„¢ UV770 HALS Light Stabilizer.pdf
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Material Notes:

GUARD DOGâ„¢ UV770 unhindered amine light stabilizer is a highly effective radical scavenger that protects polymers against degradation caused by exposure to UV radiation.Applications: Extremely effective in PP, SAN, ASA, SBS, PS, polyurethanes, polyamides and polyacetals and is recommended for thick section and film applications. Combined with other UV Absorber and Antioxidant products, GUARD DOGâ„¢ UV770 shows strong synergistic effects.Typical Properties:Product Form - Free flowing white crystalline granules/powderSolubility@ 20Â°C (g/100ml solvent): Acetone - 19, Water - 0.001, Hexane - 5, Methanol - 38, Ethyl acetate - 24

Physical Properties	Metric	English	Comments
Specific Gravity	1.05 g/cc @Temperature 20.0 Â°C	1.05 g/cc @Temperature 68.0 Â°F
Molecular Weight	480.73 g/mol	480.73 g/mol

Thermal Properties	Metric	English	Comments
Melting Point	80.0 - 86.0 Â°C	176 - 187 Â°F
Flash Point	>= 150 Â°C	>= 302 Â°F	Ignition

Optical Properties	Metric	English	Comments
UV Transmittance	>= 98 % @Thickness 0.425 mm	>= 98 % @Thickness 0.0167 in	10g/100ml of Toluene
	>= 99 % @Thickness 0.500 mm	>= 99 % @Thickness 0.0197 in	10g/100ml of Toluene

Descriptive Properties	Value	Comments
CAS Number	52829-07-9
Molecular Formula	C₂₈H₅₂N₂O₄
Name	Bis (2,2,6,6,-tetramethyl-4-piperidyl) sebaceate
Recommended Dosage	0.15 - 0.60%	depending upon the substrate and performance requirements

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