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J-1 is an quaternary ammonium salt based catalyst used for rigid polyurethane foam manufacturering.It can significantly improve the mechanichal and technical property of the foam,shorten the post-curing time,decrease the content of 쭯
NCO ,ect"" |
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Appearance:colorless liquid with high viscosity.
Relative density: 1.07
Hydroxyl value(mgKOH/g): 500 |
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