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JP6601900B2 |
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JP2019090053A |
To provide a low-energy method for preparing a nanocellulose using a selected organic or inorganic swelling agent.There is provided a low-energy method for preparing a non-derivatized nanocellulose material, which comprises; (a) a step o...
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JP6518287B2 |
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JP6499959B2 |
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JP2019048987A |
To provide a method for producing porous cellulose beads safely and conveniently, without using a solvent of high toxicity.A process for producing porous cellulose beads is characterized by comprising the steps of: a) mixing an alkali aq...
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JP6491600B2 |
A process for producing porous cellulose beads of the present invention is characterized by comprising the steps of: a) mixing an alkali aqueous solution and cellulose to prepare cellulose micro dispersion at low temperature, b) adding w...
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JP6440320B2 |
The objective of the present invention is to provide a method for easily and efficiently producing cellulose beads which have pore shape suitable for an adsorbent and of which adsorption performance is excellent without using highly toxi...
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JP6442409B2 |
The present invention provides a method for easily and efficiently producing cellulose beads which has narrow pore size distribution and pore structure suitable for an adsorbent and of which adsorption performance is excellent without us...
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JP6430830B2 |
The present invention relates to a process for purifying a slurry comprising cellulose, such as microfibrillated cellulose, wherein the process comprises the following steps: —providing a slurry comprising cellulose and liquid, —subj...
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JP6424391B2 |
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JP2018162447A |
To provide an ionic liquid that can dissolve cellulose without using a cellulolytic enzyme (namely, an enzyme that can hydrolyze cellulose).The present invention provides an ionic liquid represented by chemical formula [(CH)N(CH)OH][NH-L...
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JP6405751B2 |
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JP2018529819A |
The present invention relates to techniques for producing cellulose products with improved properties and increased reactivity, including the processing of already produced batches for producing nitrocellulose and other products, the che...
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JP6377170B2 |
A method of recovering purified partly-hydrolyzed cellulose particles from a composition comprising agglomerated partly-hydrolyzed cellulose particles and an acid, using electrodialysis. The invention addresses the problem of reducing th...
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JP6368575B2 |
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JP6363067B2 |
Method for preparing a membrane from fibril cellulose includes supplying fibril cellulose dispersion on a filter layer, draining liquid from a fibril cellulose dispersion by the effect of reduced pressure through the filter layer that is...
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JP2018512109A |
(i) Weight average degree of polymerization of about 10 to about 1000 (DP)w), (Ii) A composition containing cellulose having a cellulose type II crystal structure and (iii) being insoluble in an aqueous composition is disclosed herein. F...
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JP6295495B2 |
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JP2018039955A |
To provide a pulp fiber pretreatment equipment capable of efficiently applying a pretreatment of pulp fibers, a production apparatus of cellulose nanofibers capable of reducing the number of times of mechanical treatment and a production...
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JP6272339B2 |
In a method for preparing nanofibrillar cellulose, fibrous dispersion of ionically charged cellulose is repeatedly passed through a mechanical process of disrupting fibers into fibrils until the viscosity starts to decrease. The number 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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JP6254335B2 |
Nanofiber that keep crystallinity are obtained from a cellulose material under light load. The nanofiber are obtained by treating a material containing cellulose with 4% by mass or more and 9% by mass or less of an aqueous alkali metal h...
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JP2017535683A |
The present invention relates to methods for producing microfibrillated polysaccharides, preferably microfibrillated cellulose. The present invention also relates to microfibrillated cellulose obtained by the present method and the use o...
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JP6212617B2 |
The objective of the present invention is to provide a convenient method for producing porous cellulose beads having high mechanical strength without using an auxiliary material which is highly toxic and corrosive and without a cumbersom...
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JP2017178921A |
To provide methods of producing a biological material with less endotoxin content.A production method of a biological material (A) comprises the following steps (a) and (b), a biological material (A) containing endotoxin in the step (a),...
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JP6206848B2 |
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JP2017160327A |
To provide a volatile composition which suppresses a volatilization amount of a volatile substance and increases a strength of gel of a volatile composition, and thereby reduces a difference of the volatilization amounts of the volatile ...
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JP2017526835A |
The pretreated biomass is exposed to high frequency pulses and shear forces without denaturing / degrading the individual components of the biomass. Next, compressive force is applied to the biomass to separate the first liquid fraction ...
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JP6183515B1 |
[Subject] Offer of the manufacturing method of the cellulose reed rate excellent in yield . [Means for Solution] A manufacturing method of a cellulose reed rate whose quantity of the acetic acid in a process of having a process at which ...
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JP2017141420A |
To provide a lignophenol production method and the like capable of reducing time required for production of lignophenol.The invention provides a lignophenol production method in which lignophenol is produced from a lignocellulose-based m...
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JP6170061B2 |
In a method for producing nanofibril cellulose, cellulose based fiber material, in which internal bonds in the cellulose fiber have been weakened by chemical modification, are supplied, for separating fibrils, through several counter-rot...
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JP6165715B2 |
The present invention relates to a process for purifying a slurry comprising cellulose, such as microfibrillated cellulose, wherein the process comprises the following steps: —providing a slurry comprising cellulose and liquid, —subj...
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JP6137525B2 |
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JP6120266B2 |
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JP6114935B2 |
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JP2017061615A |
To provide: a method for producing cellulose having excellent filterability after neutralization treatment which can be used for foods, medicines, cosmetics and industrial use; and a method for producing cellulose excellent in relative h...
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JPWO2015105030A1 |
A method for producing cellulose having a degree of polymerization of 350 or less using chemical pulp as a raw material, which comprises at least the following steps and is subjected to an alkali extraction step at 0 to 65 ° C. (a) Step...
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JP6070746B2 |
A resin composition includes a non-substituted cellulose resin having a weight average molecular weight in a range of 10,000 to 75,000.
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JP6054285B2 |
Solution comprises cellulose or cellulose ether and a solvent comprising triethyl-heptyl ammonium chloride, triethyl-octyl ammonium chloride, triethylhexyl ammonium acetate, triethyl-heptyl ammonium acetate, triethyl-octyl ammonium aceta...
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JP2016194069A |
To provide a method for manufacturing an amorphous cellulose composition, the method being more effective than conventional methods.A method for manufacturing an amorphous cellulose composition includes: a step of previously mixing a cel...
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JP6018043B2 |
The objective of the present invention is to provide a convenient method for producing porous cellulose beads having high mechanical strength without using an auxiliary material which is highly toxic and corrosive and without a cumbersom...
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JP5973549B2 |
The amount of water-insoluble fibers in a water-soluble cellulose derivative is reduced in a process comprising the steps of a) providing a water-soluble cellulose derivative having a residual amount of at least 20 ppm by weight of water...
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JP2016125110A |
To provide a noble metal adsorption agent for separating and recovering a noble metal from an aqueous solution containing a noble metal such as gold, palladium and platinum, and also to provide a method for recovering noble metal using s...
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JP5921976B2 |
Process for production of water-soluble cellulose derivatives (I) in the form of powder involves: (a) swelling or dissolving (I) in 50-80 wt% water (based on total weight); (b) converting the solution or gel into finely-divided solid par...
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JP2016069536A |
To provide an effective producing method for large scale production of cellulose nano fiber.A producing method of cellulose nano fiber includes: a reaction step introducing functional groups (carboxyl group, carboxylate group, carboxyl m...
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JP5887196B2 |
The present invention relates to a method for producing an alkali cellulose with suppressed decrease in the degree of polymerization as well as with small use amount of a basic compound, and to a method for producing a cellulose ether by...
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JP5887197B2 |
The present invention relates to a method for producing an alkali cellulose with suppressed decrease in the degree of polymerization as well as with small use amount of a basic compound, and to a method for producing a cellulose ether by...
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JP2016501937A |
The disclosed process can convert biomass to high crystallinity nanocellulose with surprisingly low mechanical energy inputs. In some modifications, the process fractionates the biomass with an acid (such as sulfur dioxide), a solvent (s...
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JP5834847B2 |
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JP5820688B2 |
There is provided a solvent that can uniformly dissolve a polysaccharide within a short time period regardless of the crystal form of the polysaccharide and without requiring any special pretreatment. The solvent includes a tetraalkylamm...
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