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K-FLEX XM-391

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K-FLEX XM-391 is a solvent free, hydroxyl functional, aliphatic, saturated polyester diol, for use in high solids solvent based industrial coatings. It is recommended as a reactive modifier for amino or blocked isocyanate crosslinked coatings. K-FLEX XM-391 was designed to be approvable for packaging coatings under FDA 175.300 for direct contact with foods. K-FLEX XM-391 is a semi-solid at toom room temperature. It will melt clear at 65°C and then super-cool clear for a few hours before crystallizing again.



ADVANTAGES:
Lower VOC
Flexibility
Adhesion
Approvable under FDA 175.300 
 



TYPICAL PROPERTIES:
Appearance                                            White semi-solid
Active content, wt.%                               100
Diluent                                                     None
Viscosity, cP, 25° C                                9,640 (after gentle warming at 65ºC)
Hydroxyl number (on solids)                   227
Specific Gravity, 25°C                            1.092
Hazen color                                            46 
 



SOLUBILITY:
Soluble in Xylene, THF
 



APPLICATIONS:
Can coatings
Primers
Basecoats
Topcoats
Inks
Overprint varnishes

 

 
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