PROCESS FOR DEINKING WASTEPAPER UTILIZING ORGANOCLAYS FORMED IN SITU

A process for deinking wastepaper, which comprises: (a) forming an organoclay deinking agent in an aqueous system; (b) contacting ink from wastepaper in the aqueous system with an amount of the organoclay deinking agent effective to deink the wastepaper; and (c) recovering deinked paper pulp from th...

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Bibliographic Details
Main Authors CODY, CHARLES A, MAGAURAN, EDWARD D
Format Patent
LanguageEnglish
French
Published 18.11.1997
Edition5
Subjects
APPARATUS THEREFOR
CHEMISTRY
CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT
COMPOUNDS THEREOF
GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC
GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS
INORGANIC CHEMISTRY
METALLURGY
NON-METALLIC ELEMENTS
PAPER-MAKING
PRODUCTION OF CELLULOSE
PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCESFROM CELLULOSE-CONTAINING MATERIALS
REGENERATION OF PULPING LIQUORS
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE
TEXTILES
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Summary:A process for deinking wastepaper, which comprises: (a) forming an organoclay deinking agent in an aqueous system; (b) contacting ink from wastepaper in the aqueous system with an amount of the organoclay deinking agent effective to deink the wastepaper; and (c) recovering deinked paper pulp from the aqueous system.
Bibliography:Application Number: CA19932104280