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Masked isocyanate compound masked isocyanate powder composition notably for coating processes for synthesis of a masked isocyanate and crosslinking of a powder and coating
Masked isocyanate compound masked isocyanate powder composition notably for coating processes for synthesis of a masked isocyanate and crosslinking of a powder and coating
Blocked isocyanate is claimed which is obtd. by condensing an isocyanate with a hydroxylated aromatic deriv. having carboxyl and/or nitrile functional gps. and has a fusion pt. of at least 30 degrees C. The prepn. of the above prod. and the prodn. of a powder coating by heating a compsn. at 100-250 degrees C are also claimed.
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