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PCL Prepolymers

Description: PCL Prepolymers are produced by TDI with polycaprolactone. They are white solid which can be cured by MOCA,E300 or other curing agent.


Characteristic:They enjoy excellent abrasion resistance, Nice mechanical properties, High temperature resistance, Acid resistance, color can be regulated by adding pigment.


Application: 

They are used to make rods, caster wheels, rollers, Sealing rings, sieve plates. It is specially used for some high performance Pu products. 


Package: 20kg per drum or 200kg per drum


Shelf life: 1 year 


Delivery time:Within 14 days after receiving payment


TypeJY4136JY4336JY4155JY4160JY4190JY4590
NCO content /%3.3±0.13.6±0.25.5±0.26.0±0.29.0±0.29.0±0.2
Appearance at 20 ℃White solid
Curing agent 100g PU Prepolymer/gMOCA 9.7MOCA10.5MOCA16MOCA17.5MOCA25.5BDO9
Mixing temperature /℃(PU Prepolymer)90/12090/12075/11080/12070/11080/40
Gel time /min8854.525
Hardness (Shore A)60±182±191±194±175D93±2


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