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JP2012122156A |
To provide a pulp producing technique which realizes a furniture-sized apparatus for recycling used paper that is capable of being disposed indoor such as small shops.A pulp producing device includes a beating machine in which a pair of ...
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JP2012121994A |
To provide an inkjet recording ink which can be deinked to give recycled pulp excellent in whiteness by simple treatment at low cost without an adverse effect on the environment, and to provide a method for producing deinked pulp.The ink...
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JP4952255B2 |
To produce a deinked waste paper pulp having high quality by remarkably decreasing the dirt of a deinked pulp produced from a printed waste paper including a part of particular acid-free newspaper having poor deinkability. The process of...
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JP4943874B2 |
To present a paper machine for a used paper recycling apparatus small enough to be installed in a room of small shop or the like, friendly to the environment, low in running cost, and high in confidentiality. The paper machine (3) includ...
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JP4926662B2 |
To provide a method for producing deinked pulp with slight persistent ink from printed waste paper. The method for producing deinked pulp comprises the following process: A pulp slurry containing a nonionic surfactant (1) of specific str...
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JP2012081760A |
To provide composite panels that are fabricated from Arundo donax (one kind of grass), and to provide pulp produced from the Arundo donax.In the fabrication of the composite panels, Arundo donax is comminuted 20 to a suitable size, combi...
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JP4909842B2 |
To provide a mixing device capable of efficiently mixing a raw material liquid with a gas or a liquid fed thereinto. The mixing device M includes a tank 1 for receiving a raw material liquid, wherein a gas or a liquid fed thereinto is st...
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JP4907345B2 |
A thermally modified microbial-derived cellulose material is described for use as an implantable material in general surgery, plastic surgery and neurosurgery.
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JP4894264B2 |
An object of the present invention is to provide a composition excellent in various flocculation performances for various sludge and papermaking systems, especially excellent as a polymer flocculant, and provide a sludge-dewatering agent...
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JP4884630B2 |
Pulping liquors used in the bleaching of pulps by hydrogen peroxide, and containing catalase-producing bacteria and/or catalase enzyme are treated with tris (hydroxymethyl) phosphine or a tetrakis (hydroxymethyl) phosphonium salt to kill...
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JP2012021249A |
To provide a technique for smoothing recycled paper which is capable of surely recycling wet paper, which is formed into a paper sheet in a papermaking process part of a papermaking unit, as smooth recycled paper free from wrinkles in a ...
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JP4866814B2 |
To provide a flotator which can enhance a deinking effect. This flotator has a raw material liquid-supplying portion 11, a raw material liquid-draining portion 12, a raw material liquid-receiving tank 1, N (N≥1) walls 2 for dividing th...
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JP4855995B2 |
To provide a deinking agent used for waste paper recycling, which has a good separation property for ink and the removing property for isolated ink irrespective to the kinds of printed waste paper, is capable of obtaining a high quality ...
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JP4854733B2 |
Paper is made from paper stock containing pulp derived from recycled paper fibers by adding to the paper stock, an effective amount of an additive for reducing the deposition of contaminants, the additive one or more silicon containing m...
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JP4824589B2 |
To provide a new temperature control mechanism designed to readily control the temperature of a drying chamber within a prescribed temperature range in an apparatus for recycling used paper for shredded document wastes and to provide a n...
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JP4825961B2 |
To obtain a promoter for wastepaper disintegration, which is useful for producing a recycled pulp for paperboard and has excellent productivity. The promoter for wastepaper disintegration used for producing a recycled pulp for paperboard...
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JP4824376B2 |
To recover ashes containing a filler in a good yield from a pulp slurry originated from waste newspaper. This method for producing deinked pulp originated from waste newspaper, including adding an additive for producing the deinked pulp ...
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JP4812047B2 |
To provide a method for recycling waste paper making waste papers including adhesive materials capable of reusing such as a pulp or the like. This method for recycling waste paper comprises a defibring process mixing the waste paper incl...
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JP4809584B2 |
To provide a method for producing a waste paper pulp by which the waste paper pulp having a high ash content and high whiteness is obtained from a printed, waste paper having the high ash content to reduce sludge ash and the amount of a ...
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JP4809585B2 |
To provide a method for producing waste paper pulp by which the waste paper pulp having a high ash content and high whiteness is obtained from printed waste paper having a high ash content to reduce sludge ash and the amount of a used fi...
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JP4803936B2 |
The disclosure provides a process of modifying a seed based fiber (SBF) to form an enhanced fiber additive (EFA). The process includes an acid treatment step and optionally at least one fiber modification step. Preferred EFA products and...
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JP4794346B2 |
To provide a deinking method represented by floatation method, effectively improving ink removability with a floatator for stably producing high-quality DIP(deinked pulp) even from waste paper stock including so called hard-to-deink wast...
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JP4760446B2 |
To obtain a DIP having reduced dirt and high brightness in a wastepaper pulp production process for producing wastepaper pulp from printed wastepaper. The method for producing wastepaper pulp comprises carrying out a dispersion treatment...
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JP4757505B2 |
A disperger plate segment (14), for removing contaminants from recycled, or recovered, paper and packaging materials includes radially concentric rows (26) of teeth (28). Each row of teeth includes teeth (28) and channels (30) disposed i...
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JP4752543B2 |
To provide a method for bleaching, which is capable of producing a deinked waste paper pulp having a high degree of whiteness and a bleaching chemical basic unit lower than that of a conventional method by improving the bleaching effect ...
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JP2011523349A |
Method of treating a biomass containing a fibrous structure and polysaccharides. According to the method the biomass is subjected to extractive treatment at which it is heated in aqueous phase at an absolute pressure of over 0.6 MPa and ...
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JP4738383B2 |
To provide a peeling liquid capable of peeling paper from a gypsum-paper jointed object like a gypsum board waste material in a short time so as to well separate the paper from gypsum. The peeling liquid comprises an aqueous solution con...
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JP4730933B2 |
A deinking method using a cellulase which enables the load upon the environment to be reduced; and an evaluation method whereby a cellulase effective in deinking and the effective addition level of the cellulase can be appropriately dete...
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JP4721496B2 |
To provide a method for producing pulp from waste paper having high whiteness and a small amount of residual ink by simple facilities. This method for producing a regenerated pulp having a high whiteness degree and a low dirt is characte...
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JP2011127227A |
To provide a waste paper processing system which can control the generation of initial recycled paper and terminal recycled paper containing sites having unstable quality.In the waste paper processing system including a raw material-stor...
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JP4711096B2 |
To provide an agent for removing contraries from a flotator in a process for deinking waste paper, by which the contraries such as pitches, ashes and inks can effectively be removed from the flotator to give the deinked pulp having an ex...
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JP4707428B2 |
To provide a method for producing waste paper pulp reducing the amount of ash derived from a waste paper raw material and discharged to the outside of the system and suppressing the amount of an added filler. The method for producing the...
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JP4707100B2 |
To provide a deinking agent having high ink-removing ability for hard-to-deink waste paper represented by UV ink-printed waste paper through a deinking method represented by un-deinked ink's reduction and a flotation technique. The deink...
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JP2011094265A |
To provide a production method of a deinked pulp which requires a low cost and has a simple treatment, reduces an environmental load, and obtains, from a recorded material, paper with high whiteness and capable of being repeatedly used.T...
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JP4677344B2 |
To obtain waste paper pulp without reducing its yield and pulp strength, containing less mingling materials in an equivalent level with a virgin LBKP (broad-leafed tree kraft pulp) and having a sufficient degree of whiteness suitably bei...
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JP4672345B2 |
To provide a method for producing deinked pulp, capable of more decreasing residual ink and more improving whiteness than ever. This method for producing the deinked pulp has a process (1) for washing pulp slurry which contains a nonioni...
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JP2011074508A |
To provide paper that has high whiteness, low fluorescence intensity and is suitable for postcard paper in spite of being highly mixed with recycled pulp.The paper contains recycled pulp. After recycled pulp is produced, the recycled pul...
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JP4669203B2 |
The present invention relates to a cellulase preparation comprising nonionic surfactants together with endoglucanases derived from Zygomycetes; a detergent composition comprising the above cellulase preparation with detergent components;...
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JP4663786B2 |
An injector of a flotation cell, the injector comprising a feed pipe for feeding a fiber suspension flow into the flotation cell, a mixing apparatus for mixing air into the fiber suspension flow and at least one air feed connection arran...
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JP4664000B2 |
To provide a defibration promoting agent capable of promoting the defibration of pulp in high efficiency while lowering the mechanical load on a pulper, etc., without using an agent such as acid or alkali or in the case of using the agen...
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JP4647083B2 |
To economically produce regenerated paper through reusing a fiber fraction in froth and scum, mitigating the burden on a wastewater treatment facility, thereby reducing environmental effect. The objective method for producing deinked pul...
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JP3166362U |
To provide an air flow rate measuring device for a floatator for directly measuring the amount of air in a pulp slurry layer in a state where air inside a floatator processing tank is blown. An opening tip portion 2 inserted into a recyc...
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JP4643125B2 |
The invention relates to the use of certain lipolytic enzymes such as cutinases and lipases in the manufacture of paper and paper products from recycled paper. Examples of such enzymes are derived from strains of Humicola, Candida, Fusar...
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JP4604962B2 |
To provide a method for producing high-whiteness deinked waste paper pulp, at lower power basic unit than ever without impairing the efficiency of separating ink from waste paper. The method for producing the high-whiteness deinked pulp ...
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JP2010280219A |
To provide a composite material panel which is made from an Arundo donax (one kind of a grass), and to provide a pulp produced from the Arundo donax.The Arundo donax is finely broken (at the step 20) to a suitable size, and binders are a...
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JP2010275673A |
To provide a device for preventing a belt meandering motion with a simple structure that carries out a papermaking process for papermaking waste pulp in high reliability with little disorders, in a wastepaper recycling apparatus of a fix...
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JP2010275672A |
To provide a waste paper-recycling apparatus ensuring a free installation construction with easy carrying in/taking out operations and simple and easy treatments at the time of maintenance and repair in the waste paper recycling apparatu...
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JP4586066B2 |
Disclosed is a process for producing pulp utilizing bamboo, comprising finely cutting the bamboo into short segments and subjecting the cut bamboo to screening and washing processes to thereby produce dissolving pulp capable of achieving...
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JP4571290B2 |
To provide a method for producing deinked pulp of high whiteness with little adhered ink and slight color drabness due to fine ink, capable of efficiently deinking fibers in the deinking step and in the subsequent floatation or washing t...
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JP2010236098A |
To provide a method for efficiently disintegrating wet paper strength-reinforced paper, for facilitating the disintegration of the damaged paper or waste paper of the wet paper strength-reinforced paper using a wet paper strength-reinfor...
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