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Master Bond adhesives

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Lubrizol Advanced Materials PEARLBOND® 502 Linear Thermoplastic Polyurethane
Categories: Polymer; Thermoplastic; Polyurethane, TP

Material Notes: PEARLBOND™ 502 is a linear, polycaprolactone-copolyester polyurethane with a high crystallization rate and a very high thermoplasticity level.

Application: Pearlbond™ 502 can be added to formulations of REACTIVE POLYURETHANE HOT-MELTS (HMPUR), in order to improve the crystallisation speed.

Vendors: No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
 
Physical PropertiesOriginal ValueComments
Density 1.19 g/ccDIN 53.479
Viscosity 4.95e+6 cP
@Temperature 130 °C
Melt; DIN 53.735
Melt Flow 90 - 145 g/10 min
@Load 2.16 kg,
Temperature 170 °C
ISO 1133
 
Chemical PropertiesOriginal ValueComments
Total Base Number <= 3.0mg KOH/g; MQSA 47 A
 
Thermal PropertiesOriginal ValueComments
Melting Point 68.0 - 72.0 °CMQSA 70 A
 
Processing PropertiesOriginal ValueComments
Moisture Content <= 0.15 %MQSA 44
 
Descriptive Properties
Crystallization rate (minutes)15 - 17MQSA 12 B
ThermoplasticityVery highMQSA 68 A

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PMES18 / 52916

Rulon Bearings

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