deinking

deinking

[dē′iŋk·iŋ]
(chemical engineering)
The process of removing ink from recycled paper so that the fibers can be used again.
References in periodicals archive ?
Archambault of Oneida, Wisconsin has been included in the Strathmore's Who's Who Worldwide Edition for his outstanding contributions and achievements in the field of deinking process paper pulp.
Renteria-based Papresa operates three paper machines and two deinking plants, with a total annual production capacity of 325,000 metric tonnes of newsprint, improved, colour and directory paper for heat-set and cold-set printing, KKR said.
Updates include new trials that conclusively demonstrate the deink-ability of HP Indigo prints in typical Graphic Arts Paper deinking mill configuration, fully recyclable packaging for ink cartridges, expansion of its take-back program for recycling consumables, and reduction of the EIP Indigo carbon footprint.
Deinking is important for paper recycling, flotation usually being used for deinking.
The dry toner technology used in the QA-toners is 100% compatible with the increasing demand for global reductions of VOC emissions, and existing deinking and recycling installations.
The effectiveness of the deinking process in paper recycling depends on numerous factors.
Metso will deliver a complete tissue production line including a deinking plant, an effluent plant, a stock preparation system and a tissue machine.
The facility, with two deinking pulp lines, has a capacity of 400 metric tons per day.
Dozens of recycled paper mills and deinking plants have closed.
A major waste product resulting from the paper recycling process is known as paper deinking sludge (PDS).
As the pulp and paper industry continues to increase its dependence on recycled fibers for both environmental and economic reasons, this will require the addition of greater amounts of chemicals, including fillers, bleaching and deinking chemicals, and a range of water treatment chemicals designed to remove the significant quantities of impurities and contaminants which accompany increased recycled fiber use.