PAPER BASED ON RECOVERED PAPERS AND PROCESS FOR PRODUCING THE SAME

Paper based on recovered papers comprising from about 10% by weight to about 40% by weight of post-consumed recovered paper; from about 60% by weight to about 90% by weight of white recovered paper; from about 0.38% by weight to about 0.45% by weight of one or more size agents, and from about 3.33%...

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Bibliographische Detailangaben
Hauptverfasser: JOSE TRINIDAD PEREGRINA GÓMEZ, EDUARDO DUARTE VILLA
Format: Patent
Sprache:eng ; spa
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Zusammenfassung:Paper based on recovered papers comprising from about 10% by weight to about 40% by weight of post-consumed recovered paper; from about 60% by weight to about 90% by weight of white recovered paper; from about 0.38% by weight to about 0.45% by weight of one or more size agents, and from about 3.33% by weight to about 3.95 by weight of one or more binding agents. The process for producing such paper consist in forming a paper paste resulting from a mixture of from about 10% by weight to about 40% by weight of post-consumed recovered paper, from about 60% by weight to about 90% by weight of white recovered paper, and from about 0.38% by weight to about 0.45% by weight of one or more binding agents; reacting the paper paste with 0.38% by weight to about 0.45% by weight of one or more size agents and 0.75% by weight to about 0.9% by weight of one or more binding agents; forming and drying a continuous sheet of paper from the paper paste, and reacting the continuous sheet of paper with 2.2 % by weight to about 2.6% by weight of one or more binding agents. Un papel a base de papeles recuperados compuesto de 10% en peso a 40% en peso de papel de post-consumo recuperado; de 60% en peso a 90% en peso de papel blanco recuperado; 0.38% en peso a 0.45% en peso de uno o más agentes de encolado; y de 3.33% en peso a 3.95% en peso de uno o más agentes de enlace. El proceso para producirlo consiste de formar una pasta de papel a partir de una mezcla de 10% en peso a 40% en peso de papel de post consumo recuperado, 60% en peso a 90% en peso de papel blanco recuperado y 0.38% en peso a 0.45% en peso de uno o más agentes de enlace; reaccionar la pasta de papel con 0.38% en peso a 0.45% en peso de uno o más agentes de encolado y 0.75% en peso a 0.9% en peso de uno o más agentes de enlace; formar y secar una hoja continua de papel a partir de la pasta de papel; y reaccionar la hoja continua de papel con 2.2 % en peso a 2.6% en peso de uno o más agentes de enlace.