Lubrizol Advanced Materials PEARLBONDÂ® 520 Linear Thermoplastic Polyurethane

Category	Polymer , Thermoplastic , Polyurethane, TP
Manufacturer	Lubrizol Advanced Materials Manufacturing S. S.L. (Former Merquinsa)
Trade Name	Pearlbond®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Lubrizol Advanced Materials PEARLBONDÂ® 520 Linear Thermoplastic Polyurethane.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Pearlbondâ„¢ 520 is a linear, polycaprolactone-copolyester polyurethane, supplied in form of white spherical granules with a very high crystallization rate and a very high thermoplasticity level.Application: Pearlbondâ„¢ 520 can be added to formulations of REACTIVE POLYURETHANE HOT-MELTS (HMPUR), in order to improve the crystallisation speed.

Physical Properties	Metric	English	Comments
Density	1.19 g/cc	0.0430 lb/inÂ³	ISO 2781
Viscosity	1.35e+6 cP @Temperature 130 Â°C	1.35e+6 cP @Temperature 266 Â°F	Melt; ISO 1133
Melt Flow	15 - 30 g/10 min @Load 2.16 kg, Temperature 170 Â°C	15 - 30 g/10 min @Load 4.76 lb, Temperature 338 Â°F	ISO 1133

Thermal Properties	Metric	English	Comments
Melting Point	64.0 - 68.0 Â°C	147 - 154 Â°F	MQSA 70 A

Chemical Properties	Metric	English	Comments
Total Base Number	<= 3.0	<= 3.0	mg KOH/g; MQSA 47 A

Processing Properties	Metric	English	Comments
Moisture Content	<= 0.15 %	<= 0.15 %	MQSA 44

Descriptive Properties	Value	Comments
Crystallization rate (minutes)	9 - 11	MQSA 12 B
Thermoplasticity	Very high	MQSA 68 A

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