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JP5788258B2 |
To provide a method for producing deinked pulp that contains a small amount of unreleased ink remaining therein, and to provide deinked pulp.The method for producing deinked pulp comprises: a disintegration step of disintegrating printed...
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JP5788335B2 |
There is disclosed a process for the manufacturing of shaped cellulose materials from lignocellulose wherein a dissolving grade pulp is manufactured and dissolved in an aqueous alkaline or acidic solvent system forming a solution suitabl...
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JP5778897B2 |
To obtain a recycled pulp manufacturing method using as raw material old newspaper or used printed paper, both having a high collection rate, by adding special surfactant or electrolyzed water during an deinking step in a process of manu...
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JP5773185B2 |
To provide ink for inkjet recording that has excellent discharge stability and deinkability, prevents contamination of pulp after deinking and has excellent color development.The ink for inkjet recording comprises pigment and polymer par...
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JP5770619B2 |
To provide a method for producing deinked pulp, which does not use an alkaline agent such as sodium hydroxide in a disintegration process, and produces deinked pulp having excellent ink releasability.The method for producing the deinked ...
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JP5727918B2 |
To provide a foreign substance eliminator for a used paper recycling apparatus, which efficiently eliminates foreign substances in a recycled pulp suspension liquid and is excellent in maintainability, and to provide a used paper recycli...
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JP5727917B2 |
To provide a foreign material removal tank for waste paper recycling apparatus with excellent maintenability capable of effectively removing foreign material in a suspension liquid of recycling pulp, and to provide a waste paper recyclin...
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JP5724076B2 |
Disclosed is a deinking apparatus provided with: a deinking tank (221); a bubble supply apparatus (226); a bubble receiving tank (223); a liquid supply pipe (36) disposed in the bubble receiving tank (223) and having a liquid supply open...
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JP5724078B2 |
To provide a waste paper recycling apparatus in which recycled pulp prepared from waste paper raw material is inhibited from remaining in a transportation pathway.The waste paper recycling apparatus comprises: a storage tank 85 midway th...
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JP5724075B2 |
Disclosed is a deinking effluent treatment apparatus (52) which is provided with: an endless mesh belt (57) looped around a plurality of rotating rollers (55); a belt driving unit which drives the mesh belt (57) to run; a deinking efflue...
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JP5701044B2 |
To provide an old paper recycling apparatus capable of washing out fibers adhered to a wall surface by discharging in-tank solution in appropriate amount from a foam exhaust port of a deinking tank during maintenance work.A deinking part...
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JP5692975B2 |
A whiteness selection device (98) that selects a plurality of differing degrees of whiteness, an economy operation selection device (99) that selects economy operation, and a control unit (97) are disposed; wherein the control unit (97),...
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JP5679756B2 |
To provide a deinking treatment apparatus capable of smoothly discharging bubbles overflowing from an opening of a deinking tank to a next-stage apparatus.The deinking treatment apparatus includes: a deinking tank 23 having an opening 27...
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JP5670312B2 |
To easily recover high-purity pulp from a raw liquid at low cost, in a method for separating and recovering the pulp from the raw liquid after removing vinyl from a mixed liquid mixture obtained by cutting or crushing a used disposable d...
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JP5656739B2 |
A papermaking unit (13) comprises: a papermaking wire mesh unit for forming a wet paper web (12) from pulp suspension (8); and a headbox unit for supplying the pulp suspension to the papermaking wire mesh unit. A control unit (700) compr...
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JP5651859B2 |
To provide a fluorescence inhibitor and a suppressing method of fluorescence which is also effective even by an external addition method, in suppressing fluorescence during the process for recycling treatment of a waste paper or a waste ...
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JP5653159B2 |
To provide a waste paper recycling treatment apparatus that can prevent a precipitation of fibers in a tank in a simple apparatus constitution.There is provided a waste paper recycling treatment apparatus that has a processing part for e...
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JP5654617B2 |
A method for removing ink from printed paper comprising: (a) pulping printed paper at least 25 wt % of which is old newsprint at a consistency of at least about 3% to obtain a pulp slurry; (b) treating the pulp slurry with an ink removin...
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JP5653153B2 |
To provide a waste paper recycling apparatus which detects an abnormal liquid level of a storage tank of a paper making machine at the time of maintenance by manual control and prevents leakage of waste washing water or the like from the...
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JP5639406B2 |
A pulp feeder capable of obtaining recycled paper of uniform texture, stable in the weight of the wet paper made on a mesh belt, in a very narrow used paper processing space of furniture size. A pulp feeding unit (pulp feeder) (15) inclu...
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JP5632151B2 |
Composite panels and pulp, and paper products of the pulp, are produced from Arundo donax. In the fabrication of the composite panels, Arundo donax is comminuted to a suitable size, combined with a binder, and consolidated into panels th...
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JP5621082B2 |
A method of producing a paper board comprising: a pulping step of disintegrating and beating fibers from a pulp raw material containing waste paper as a main raw material to obtain pulping process water; a stock preparation step of addin...
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JP5593791B2 |
To provide a tailing agent for a flotator in a de-inking process with which tailing of ink, ash, pitch or the like can be efficiently performed with a flotator, a tailing method, and a method of manufacturing de-inked pulp.The present in...
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JP5590900B2 |
Disclosed is a waste-paper processing device which comprises a pulper (14) that disintegrates materials to be recycled and that prepares recycled pulp; standard-size sheet tanks (11, 12) functioning as a plurality of material storages th...
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JP5586127B2 |
To provide a downsized waste paper-treating apparatus which is capable of improving the quality of the resulting reclaimed paper and promoting its use, and also develops no waiting time in the operation of input of used paper thereto. Th...
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JP5578879B2 |
To provide an apparatus for treating waste paper, which reduces a concentration adjustment part and achieves compacting of apparatus size and reduction in cost. In the method for treating waste paper in which a recycled raw material comp...
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JP5578877B2 |
To provide a deinking unit to prevent left-over of fibers in a pulp suspension at a lower part of each deinking chamber. The deinking unit includes a deinking tank 14 provided with a feeding part 16 and a discharging part 17, the inner s...
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JP5571333B2 |
To provide a method for producing waste paper pulp from newspaper (waste paper) scraped/recovered from homes and offices as a raw material, wherein a special surfactant and electrolyzed water are added to its deinking (ink-removing) proc...
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JP5556838B2 |
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JP5535895B2 |
To provide a recycling method for ink-jet printing paper in which ink-jet printing paper printed at a high printing density is used as a material for obtaining recycled paper with high whiteness, and recycled paper fabricated by the recy...
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JP5537047B2 |
Methods for controlling wax and other contaminants by improving the dispersion of these materials through the addition of treatment agents such as plasticizers, dispersants or wetting agents to the process of recycling paper and paperboa...
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JP5525075B2 |
To provide a papermaking device for a waste paper recycling apparatus, which is capable of being installed in a room of a small shop or the like, environmentally friendly, low in running cost, and capable of maintaining high confidential...
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JP5526328B2 |
To provide an apparatus for producing reclaimed pulp by which the disaggregation treatment of a waste paper having a size not smaller than a prescribed value can efficiently be carried out, and to provide an apparatus for the reclaiming ...
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JP5518060B2 |
A composition and method for deinking is disclosed. The composition and method contain an activated magnesium silicate or a magnesium silicate.
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JP5520294B2 |
The present disclosure is directed to a composition comprising activated magnesium hydroxide, a thickening agent for said magnesium hydroxide, water, an emulsifier, and an oil comprising tall oil fatty acid. In certain embodiments, the c...
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JP5511341B2 |
Disclosed is a wastepaper processing device that can be operated automatically and can be stopped automatically at any given time, such as in the nighttime, without the need for a user to operate the device and with which maintenance ope...
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JP5499263B2 |
To provide a recycled pulp manufacturing capable of avoiding the noise of an agitation blade rotating while rolling in air and the degradation of agitation efficiency, and manufacturing recycled pulp by efficiently and certainly performi...
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JP5500979B2 |
Disclosed is a waste paper processing device which performs a minimal recycling operation when a water outage occurs, then stops operating, and automatically performs maintenance actions, wherein, in an emergency operation action, a wate...
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JP5492766B2 |
Methods to control organic contaminants in fibers are described. One method involves contacting the fibers with a composition containing water-soluble cellulose derivative and ester hydrolyzing enzyme, for a sufficient time and in a suff...
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JP5489583B2 |
Disclosed is a deinking device which is provided with a bubble generator (47) that generates air bubbles (48) from a lower part of a treatment tank (46). The bubble generator (47) comprises a porous object disposed in the lower part of t...
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JP5485644B2 |
To provide a deinking method for obtaining deinked pulp exhibiting sufficient whiteness when ink-jet printed matter printed with pigment ink is used as raw material used paper. The method for producing deinked pulp includes a step for re...
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JP5484122B2 |
To provide a waste paper treatment apparatus to take a sure action in the case of water leakage by detecting the water leakage. The waste paper treatment apparatus to prepare recycled paper by using waste paper as a recycling raw materia...
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JP5479968B2 |
To provide a method for producing deinked pulp having a good ink-removing property and capable of improving ink-peeling off property even in a deinking condition of loading a high shearing force on waste paper pulp.This method for produc...
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JP5468285B2 |
To obtain coated paper using recycled particles having necessary characteristics as a coating pigment for papermaking as a pigment for a coated layer and having a stable quality. The coated paper uses deinked floss separated from pulp fi...
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JP5457290B2 |
To provide a method of producing a deinked pulp excellent in ink release property and capable of improving ink removability even in deinked conditions in which high shear force is applied to a recycled pulp.A method of producing a deinke...
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JP2014055376A |
To provide a screen plate that can dissociate hardly disintegration paper with low power and with good yield when the hardly disintegration paper is solved, since the used paper as a raw material is wide various and the hardly disintegra...
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JP5455519B2 |
To provide a method for producing deinked pulp from printed waste paper as a raw material, by which the microdivision of adhesive foreign matter can be prevented to lower the COD of drain water, and the deinked pulp small in residual ink...
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JP5441258B2 |
Waste paper is deinked by a composition which comprises a surfactant and a hydrophobic-based deinking component.
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JP5442165B2 |
The purpose of the present invention is to provide technology for regenerating pulp having high quality with compact pulp regenerating equipment and less energy. In the pulp regenerating method of the present invention, pulp slurry conta...
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JP2014034735A |
To provide a pulping processing apparatus requiring only a narrow place of installation, capable of simplifying procedures, and easy to peel impurities, and to provide a pulping processing method.The pulping processing apparatus 10 inclu...
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