Wacker Vinnapas® LL 8251 Vinyl Acetate

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Wacker Vinnapas® LL 8251 Vinyl Acetate
Categories:	Polymer
Material Notes:	Product description: VINNAPAS® LL 8251 is a solid, colorless to pale yellowish copolymer of vinyl acetate and crotonic acid. Application: Typical applications for VINNAPAS® LL 8251: fiber reinforced plastics Information provided by Wacker Chemie AG.
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Physical Properties	Metric	English	Comments

Bulk Density	0.700 g/cc	0.0253 lb/in³	DIN 53466
Density	1.20 g/cc	0.0434 lb/in³	DIN EN ISO 2811/1-3
Volatiles	<= 0.50 %	<= 0.50 %
Viscosity	2.0 - 2.3 cP	2.0 - 2.3 cP	10% in ethylacetate; ASTM D445-06
	50 cP @Temperature 140 °C	50 cP @Temperature 284 °F
	210 cP @Temperature 120 °C	210 cP @Temperature 248 °F
	2600 cP @Temperature 100 °C	2600 cP @Temperature 212 °F
Brookfield Viscosity	>= 120 cP	>= 120 cP	20 rpm, 50% solid content in styrene
	>= 300 cP	>= 300 cP	20 rpm, 40% solid content in styrene
	>= 920 cP	>= 920 cP	20 rpm, 60% solid content in styrene
Molecular Weight	30000 g/mol	30000 g/mol

Chemical Properties	Metric	English	Comments
Total Acid Number	6.0 - 9.0	6.0 - 9.0	[mg KOH/g]

Thermal Properties	Metric	English	Comments
Glass Transition Temp, Tg	37.0 °C	98.6 °F

Descriptive Properties
K-Value	25		DIN 53726

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PWACK9653 / 205182

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