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JP6285479B2 |
To provide a method of efficiently preparing a specialty pulp by applying a fiber classification technique and to provide a technique of manufacturing a specialty paper, especially a high strength paper, by use of the pulp.A method of ma...
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JP6281453B2 |
To provide a method for reducing worsening in appearance, such as multi color speckle, and odor generated in white paperboard containing used paper as an ingredient at a time point elapsed for several months at ordinary temperature and a...
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JP6270819B2 |
A system and method of manufacturing a feedstock for producing paper fiber from fruit of a plant may include providing a by-product source inclusive of fiber from the edible fruit after a process for removing a majority of the edible fru...
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JP2018502231A |
The present invention is a layout and method for processing waste paper, having at least two deinking cycles connected in series, with at least a prefloatation; disperser; and a first within the first cycle. It relates to a layout and me...
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JP6251576B2 |
To provide a method for inhibiting the adhesion of a calcium carbonate scale during a used paper pulp production process.During a used paper pulp production process including a disintegrating step, a dust removal step, dehydrating step, ...
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JP2017193819A |
To efficiently produce a recycle pulp reutilizable for a sanitation supply and having ash and antibacterial properties suited to sanitation supply standards from a used sanitation supply.Provided is a method for producing a recycle pulp ...
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JP6218982B2 |
To manufacture a recycling pulp capable of being recycled to a sanitation article and having ash content and antibacterial property which meet to a sanitation article standard from used sanitation article at good efficiency.There is prov...
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JP2017179660A |
To provide a technique of producing a deinked pulp from waste paper raw material hard to be deinked such as a UV printed matter.Provided is a deinking technique comprising: a step where printed waste paper including a UV printed matter i...
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JP6203158B2 |
The present invention addresses the problem of efficiently manufacturing a recycled pulp from a used sanitary article, said recycled pulp being reusable for sanitary articles and having an ash content and antibacterial properties both me...
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JP6199243B2 |
A recycled pulp that is reusable sanitary products is efficiently manufactured by recovering pulp fiber from used sanitary products containing the pulp fiber and a polymer absorbent. The method of the present invention comprises: a step ...
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JP6195145B2 |
To solve the problem in a recycling system of a used paper diaper of a present state.A recycling method of the used paper diaper comprises an agitation process S20 of agitating the cut-off used paper diaper T and wash water including a p...
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JP2017155355A |
To provide a sheet processing apparatus capable of separating a high portion and a low portion of printing density (for example, separating a printed portion and a non-printed portion) without the need of large-sized facilities, and a sh...
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JP6171327B2 |
The invention relates to a glass lining paper and a glass plate package body. The glass lining paper is applied during the laminating process of glass plates, wherein the wiring abnormality caused by metal foreign bodies transferred from...
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JP6175462B2 |
The invention relates to polypeptides having glucanase, eg endoglucanase, mannanase, xylanase activity or a combination of these activities, and polynucleotides encoding them. In one aspect, the glucanase activity is an endoglucanase act...
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JP6168267B2 |
To provide a waste paper recycling apparatus and a waste paper recycling system which can manage the operational status of the waste paper recycling apparatus easily.A waste paper recycling apparatus 18 comprises a pulp suspension prepar...
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JP6162400B2 |
To provide a method for treating used sanitary articles for reducing adverse effect on environment and capable of efficiently performing separation and recovery of material such as fiber or SAP.A method for treating used sanitary article...
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JP6153943B2 |
The invention is directed to a method for reducing fluorescence in recycled pulp, wherein the method includes: contacting a pulp slurry containing fluorescent agents with chlorine dioxide; and contacting the pulp slurry with a sodium hyp...
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JP6130141B2 |
To provide a method for treating used sanitary articles for reducing adverse effect on environment and capable of efficiently performing separation and recovery of material such as fiber or SAP.A method for treating used sanitary article...
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JP2017053054A |
To provide a method capable of obtaining the ink removal efficiency of a flotator in a deinking process and capable of improving the whiteness of the obtained old paper pulp, and a medicine used therefor.There is provided a method for pr...
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JP6096093B2 |
To provide a regeneration method of waste paper containing waste laminate paper in which a throughput of waste laminate paper and a yield of pulp are high, and dust removal from pulp slurry and distributed processing by kneading can be p...
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JP6064141B2 |
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JP6061875B2 |
Pulp fiber is effectively recovered from used sanitary products containing pulp fiber and polymer absorbent. This method includes: a step for immersing the used sanitary products in ozone water and breaking down the polymer absorbent; a ...
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JP6038001B2 |
Provided is a process for recovering pulp fiber from used sanitary goods which contain both pulp fiber and a superabsorbent polymer and producing a recycled pulp which contains little ash and which is reusable for sanitary goods. This pr...
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JP6023953B2 |
To provide a method for bleaching waste paper pulp in which in the bleaching of waste paper pulp using hydrogen peroxide, the used amount of hydrogen peroxide can be reduced.The method for bleaching waste paper pulp is a method for bleac...
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JP6004325B2 |
To provide a method for producing deinked waste paper pulp, which reduces a chemical cost.The method for producing the deinked waste paper pulp regenerates waste paper containing coated paper having print thereon, and comprises conductin...
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JP2016172934A |
To provide a manufacturing method of high quality deinked waste paper pulp capable of largely reducing manufacturing cost of deinked waste paper pulp from printed waste paper and largely reducing COD amount in drain.There is provided a m...
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JP2016166434A |
To provide a method for producing deinked pulp with high whiteness and little dirt.A method for producing deinked pulp is characterized in that, in a series of steps for pulping printed wastepaper, at least one of a disintegration step a...
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JP5987433B2 |
To provide an ink set for inkjet recording which exhibits excellent deiniking property and discharge reliability of a discharge object.An ink set for inkjet recording includes: an ink containing a pigment and at least one first polymer s...
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JP5952030B2 |
To provide a method of efficiently preparing a specialty pulp by applying a fiber classification technique and to provide a technique of manufacturing a specialty paper, especially a high strength paper, by use of the pulp.A method of ma...
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JP5939922B2 |
To provide a papermaking apparatus in relation to a small-sized apparatus for recycling used paper in which a step of producing used paper pulp and a step of making paper from the used paper pulp are carried out and in which the papermak...
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JP5892861B2 |
To provide a used paper recycling apparatus capable of easily and reliably removing foreign matters remaining on a surface of a conveying belt with a simple configuration.A foreign matter removal device includes a scraper 400 and a scrap...
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JP5886844B2 |
A method and an arrangement for treating stock formed of recycled fibre. The method comprises treating the stock in screen means (3, 33) and a flotation cell means (2), and screening the stock into accept and reject. Reject from the scre...
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JP5875206B2 |
Provided is a method for producing paper and a pitch removal agent that can remove pitch efficiently. A pitch removal agent having an average polymerization degree of 300 to 2500, a saponification index of 70 to 88 mol % and satisfying, ...
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JP5872885B2 |
To continuously recover high-purity pulp from a used disposal diaper using pulp, water-absorbing polymers, and vinyl as material, and to reuse it for a disposal diaper or a paper product.This pulp recovery facility includes: a reaction t...
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JP5870335B2 |
To provide a deinking device capable of appropriately performing deinking treatment even though a used paper pulp liquid has a fear of being insufficiently deinked through normal deinking treatment, and to provide a deinking method there...
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JP5859803B2 |
To provide a disaggregation and beating apparatus for waster paper pulp in small-size waste paper recycling apparatus in small size and with excellent disaggregation and beating performance compared to the conventional apparatus.Provided...
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JP5861910B2 |
To provide a method for producing deinked waste paper pulp, which can reduce the consumption of industrial water.The method for producing deinked waste paper pulp includes at least the processes of disintegration, deinking, refining, con...
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JP2015232104A |
To provide a polymer composition that has high deinking performance.A polymer composition according to the present invention comprises polyalkyleneimine alkylene oxide adduct (I) in which alkylene oxide is added to polyalkyleneimine, and...
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JP5832159B2 |
To provide a method of cleaning a waste paper recycling apparatus capable of securely removing fibers in a deinking tank and reducing efforts necessary for cleaning a deinking tank.Provided is a method of cleaning waste paper recycling a...
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JP5832157B2 |
To provide a waste paper recycling device which can prevent stopping of the device, by increasing storge capacity of white water while achieving downsizing of the device.A waste paper recycling device includes a white water tank part 70 ...
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JP5830313B2 |
To provide a deinking agent that allows recycled pulp that has high whiteness and contains a small amount of residual ink to be produced from thermally-deteriorated used paper, and can generate foams having both of adequate foaming prope...
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JP5825125B2 |
To provide a method for producing recycled pulp, which can produce recycled pulp containing a small amount of adhesive foreign matter even though raw material waste paper is not sufficiently screened.The method for producing the recycled...
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JP5826474B2 |
To provide a small size waste paper recycling apparatus for the use in e.g. business offices capable of treating and recycling waste papers to manufacture a new product such as tissue paper, which enables the prevention of information le...
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JP5824714B2 |
The disclosed device is provided with: a de-inking tank (46) that has a bubble-supplying unit (26), which supplies bubbles within a waste paper pulp liquid obtained from macerating waste paper, and that performs de-inking processing of t...
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JP5812720B2 |
The recycling device (1) has a deinking device (4), which disconnects pressure color components by distributing air into an offset with a deinking agent added waste paper cellulose solution. The deinking device has a deinking container, ...
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JP2015196932A |
To provide a deinking agent for floatation excellent in ink peeling property, expandability, ink capturing property and ash content removability and a manufacturing method of a recycled pulp.The deinking agent for floatation contains (a)...
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JP5800596B2 |
To provide a waste paper recycling apparatus capable of scooping/discharging foam at an optimal timing when the largest amount of foams is generated, the foam being generated on a liquid surface of a deinking tank during deinking.The app...
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JP5794769B2 |
The pulper (10) has a rotor (20) provided in a container for defibering of material mixture. A filter (22) is utilized for removing the mixture from the container. The rotor is driven with an electrical motor, which comprises a drive sha...
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JP5793748B2 |
To provide a waste paper processing apparatus capable of reducing electricity charges required for processing waste paper.A waste paper processing apparatus 1 includes: an agitation tank 32; a waste paper processing section 15 including ...
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JP5791440B2 |
To provide a polymer that has an excellent removal of ink performance.A carboxy group-containing copolymer includes: at least one mass% and at most 50 mass% of a structural unit (a) that originates in an ether bond-containing monomer (A)...
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