KONTINUIERLICHES VERFAHREN ZUR HERSTELLUNG VON SÄUREFUNKTIONELLEN FESTEN BLOCKIERTEN ISOCYANATEN
A continuous process for making an acid functional blocked Isocyanate. The process includes continuously feeding and mixing a) one or more polyisocyanates; b) one or more hydroxycarboxylic acids; and c) one or more other isocyanate blocking agent; in a reactor at from 100-240°C. The method provides...
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| Zusammenfassung: | A continuous process for making an acid functional blocked Isocyanate. The process includes continuously feeding and mixing a) one or more polyisocyanates; b) one or more hydroxycarboxylic acids; and c) one or more other isocyanate blocking agent;
in a reactor at from 100-240°C. The method provides acid functional blocked Isocyanates useful as crosslinkers for powder coatings. |
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