COMPOSICION DE ALMIDON COPOLIMERIZABLE MEJORADA

Water-absorbent, starch copolymerizates are prepared by copolymerizing an ethylenically unsaturated starch with other ethylenically unsaturated monomers which contain water-attractant groups or precursors of water-attractant groups. The water-absorbent starch copolymerizates may be easily prepared i...

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Bibliographische Detailangaben
Hauptverfasser: YOUNG HARRY AUSTIN, VERBANAC FRANK
Format: Patent
Sprache:spa
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Zusammenfassung:Water-absorbent, starch copolymerizates are prepared by copolymerizing an ethylenically unsaturated starch with other ethylenically unsaturated monomers which contain water-attractant groups or precursors of water-attractant groups. The water-absorbent starch copolymerizates may be easily prepared into the desired configuration for a particular end-use or combined with other substrates or carriers. The unpolymerized starch and monomers or precursors thereof may be applied or incorporated into a suitable carrier or substrate (e.g., cellulosic materials such as textiles, papers, etc.) and copolymerized in situ to provide a composite article of unitary construction with the water-absorbent starch copolymerizate permanently bonded or affixed thereto.