| Document |
Document Title |
|
JP2003176303A |
To obtain a carboxymethyl cellulose (CMC) salt having small amounts of black carbonized product and an organic solvent.In this method for producing a CMC salt by throwing a solvent- containing CMC salt into a dryer and drying, the amount...
|
|
JP2003176302A |
To provide a method for industrially producing a methyl hydroxyalkyl cellulose and an apparatus therefor.This method for industrially producing a methyl hydroxyalkyl cellulose (MHAC) comprises reacting cellulose with an alkali metal hydr...
|
|
JP2003518145A |
The present invention provides a method of preparing cellulose ethers comprising the steps of (a) obtaining mercerized and recovered cellulose pulp, and (b) converting the mercerized and recovered cellulose pulp into the cellulose ethers...
|
|
JP2003518167A |
A water insoluble, biocompatible gel is prepared by reacting carboxymethylcellulose and a carbodiimide, wherein the reaction is conducted in an aqueous medium containing a water miscible organic solvent, such as a lower alkanol, an alkyl...
|
|
JP2003508597A |
The invention relates to low-viscous cellulose ethers that flocculate in hot water and that have a high degree of purity and whiteness. The invention also relates to a method of producing the same by acidic-catalyzed hydrolytic depolymer...
|
|
JP2002543111A |
The invention relates to the delivery of drug, peptide and protein pharmaceuticals using the folate-mediated uptake system. More particularly the invention relates to the amplification of drug/pharmaceutical delivery with the folate upta...
|
|
JP2002543110A |
The invention relates to the delivery of drug, peptide and protein pharmaceuticals using the folate-mediated uptake system. More particularly the invention relates to the amplification of drug/pharmaceutical delivery with the folate upta...
|
|
JP2002541945A |
Disclosed is a cellulose ether composition having a low molecular weight cellulose ether of a viscosity of about 200 centipoise or less in a two percent aqueous solution at 20° C. The composition has a sodium chloride content of about 0...
|
|
JP2002541270A |
In a first embodiment, the present invention is a process for producing methylcelluloses having greater gel strength than methylcelluloses of the prior art. According to the process of the present invention, methylcellulose is produced b...
|
|
JP2002537448A |
A process for oxidizing cellulose, in which a nitroxyl compound such as TEMPO is oxidized using an oxidizing agent in the presence of a complex of a transition metal such as Mn, Fe, Cu, and a complexing agent such as a polyamine, or an o...
|
|
JP2002536323A |
A method for the prevention or reduction in the severity of abscess formation in a human subject involves the use of a dilute solution of a polyanionic polysaccharide, preferably a solution of hyaluronic acid or carboxymethyl cellulose, ...
|
|
JP2002302501A |
To provide a polysaccharide derivative having fixed hydrophobicity, excellent in stability, and having an introduced functional group rich in reactivi ty.This polysaccharide derivative is structured as the following: at least one kind of...
|
|
JP2002302502A |
To provide a method for producing an aldehyde group-containing cellulose derivative having fixed hydrophobicity, excellent in stability, and having an introduced functional group rich in reactivity.This method for producing the cellulose...
|
|
JP2002534565A |
The invention relates to malatyl polysaccharides which are obtained by reacting polysaccharides and cis epoxy succinate or epoxy carboxylic acids. The invention further relates methods for producing them and to their use in washing agent...
|
|
JP2002533587A |
Disclosed is a method for producing kraft wood fiber having an alpha-cellulose content greater than 97 % and a viscosity greater than 40 centipoise. The method involves prehydrolyzing hardwood chips with water, kraft cooking, bleaching a...
|
|
JP3329668B2 |
|
|
JP3329689B2 |
|
|
JP3329885B2 |
The invention relates to a dialysis membrane for haemodialysis in the form of flat films, tubular films or hollow fibres made of polysaccharide ether, characterised in that the polysaccharide ether has a structure given by the formula in...
|
|
JP2002531593A |
A process for preparing low-viscosity water-soluble cellulose ethers by the oxidative decomposition of higher-viscosity cellulose ethers with hydrogen peroxide is described. The process involves: (a) forming, under conditions of intensiv...
|
|
JP2002265502A |
To provide a hydroxyethyl cellulose which is excellent in the solubility in alcohols and gives a high viscosity to the obtained solution and to provide a process for the preparation thereof and cosmetics using it.The hydroxyethyl cellulo...
|
|
JP2002256001A |
To obtain a cellulose ether having good thixotropic property.A method for producing the cellulose ether comprises preparing alkali cellulose by using pulp containing 2-20 wt.% of a lignin component as a raw material and then an etherifyi...
|
|
JP2002529549A |
A product having application in the medical, pharmaceutical and dermo-cosmetic fields comprising a cross-linked polysaccharide in which cross-linkage exists only through amide bonds between carboxy groups of the polysaccharide and amino ...
|
|
JP3323198B2 |
A synthesis is described for the preparation of cationic polymer materials with a semisynthetic matrix, having superabsorption characteristics towards water and saline solutions. More particularly, cellulose cationic derivatives are desc...
|
|
JP3319613B2 |
PURPOSE: To prepare a methyl sulfoethyl cellulose which has very high solution quality and is useful as thickners, dispersants or binders with minimum amount of an etherifying agent by alkalizing cellulose and etherifying in the presence...
|
|
JP2002241402A |
To provide a process for the preparation of an alkaline water-easily soluble cellulose ether which disperses and rapidly dissolves not only in water, but also in alkaline water such as cement-containing water without forming lumps and wi...
|
|
JP2002241401A |
To provide the title system, which enables collection of powdery flocculate of a water-soluble cellulose ether mixed into a circulation gas, and prevention of powdery flocculate from growing in a drying process, and a continuous long-ter...
|
|
JP2002220401A |
To provide an extract which can inhibit the growth of the malignant tumors by the oral ingestion or injection or the like and which can uptake routinely by the possibility of the ingestion without side effects.The stem, foliage or roots ...
|
|
JP2002524100A |
Polymers having multi-functional sites and a gel comprising a solvent swollen network of cross-linked polymer(s), of which at least one polymer comprises at least one multi-functional site. A multi-functional site is a sequence of more t...
|
|
JP2002521550A |
A coating composition is composed of a water-soluble polysaccharide composition comprising at least one hydrophobic group selected from aryl, alkyl, alkenyl, aralkyl and mixtures thereof and at least one quaternary ammonium salt group, b...
|
|
JP2002194001A |
To subject a waste paper having cellulose as a main ingredient such as an old newspaper to the chlorination of a carboxymethyl cellulose(CMC) and to obtain a practical CMC salt.The method for producing the CMC salt comprises the reaction...
|
|
JP2002519153A |
Carboxymethylated cellulosic articles having degree of substitution in the range from 0.12 to 0.35 and in which the carboxymethyl groups are believed to be predominantly within the amorphous regions to the exclusion of the crystalline re...
|
|
JP2002179578A |
To obtain a new antioxidant converted into a polymer and capable of effectively exhibiting antioxidant actions on the skin and further a skin care preparation comprising the antioxidant.This antioxidant is obtained by modifying one or mo...
|
|
JP3287589B2 |
The invention relates to water-soluble cellulose ethers, containing at least one fluorine-free radical attached via an ether link and selected from the group hydroxyethyl, hydroxypropyl, methyl, ethyl and carboxymethyl, and a hydrophobic...
|
|
JP2002512271A |
(57) [Summary] The present invention relates to a method of activating cellulose, a method of derivatizing activated cellulose, and a resulting cellulose derivative. According to the present invention, the activation step is carried out ...
|
|
JP3274550B2 |
PURPOSE: To produce a water absorbent of good water absorbing/holding properties and biodegradability. CONSTITUTION: The cross-linked alkali metal salt of a carboxyalkyl cellulose, produced by the reaction of an alkali metal salt of a ca...
|
|
JP2002097201A |
To provide a liquid crystal alignment agent used for the formation of a liquid crystal alignment film which is capable of giving a liquid crystal alignment capability by the irradiation with linearly polarized radioactive rays without an...
|
|
JP2002510354A |
PCT No. PCT/EP98/03907 Sec. 371 Date Feb. 14, 2000 Sec. 102(e) Date Feb. 14, 2000 PCT Filed Jun. 26, 1998 PCT Pub. No. WO99/02568 PCT Pub. Date Jan. 21, 1999Samples of commercial cellulose having high crystallinity (>80%) and a degree of...
|
|
JP2002506472A |
A method of production of a highly absorbent, polysaccharide-based material, wherein an aqueous solution containing a starting material including a cross-linkable polysaccharide-based polymer blend of an electrically charged polysacchari...
|
|
JP2002053670A |
To prepare bar-like fine crystalline cellulose colloid particles which are stable against the addition of an electrolyte in an aqueous system and can easily be dispersed in water or an organic solvent from a lyophilized state.This bar-li...
|
|
JP2002503294A |
Method for treating fibrous cellulosic materials using an aqueous cationic treating solution containing a cyclic polyhydroxy compound and choline chloride, by which dye uptake of the material, and the environmental effects of the subsequ...
|
|
JP3251021B2 |
The invention concerns reactive cellulose, i.e. cellulose having in particular a very low degree of crystallinity obtainable with a high degree of purity. Said novel reactive cellulose is particularly used as raw material for making cell...
|
|
JP3249201B2 |
PURPOSE: To develop and produce a high-absorbent material based on a natural material, having the same absorption as that of synthetic high-absorbent materials, and thereby suitable for the use in personal care absorbent products. CONSTI...
|
|
JP2002003502A |
To provide a method and an apparatus for producing a cationized hydroxyethyl cellulose whereby a hydroxyethyl cellulose is cationized, in particular, the transparency can be improved when it is mixed with a nonionic or anionic surfactant...
|
|
JP3242675B2 |
PURPOSE: To avoid the adsorption of heparin on a dialysis membrane for hemodialysis and to eliminate the harmful influences of steam sterilization and treatment for reuse by providing a structure in which a polysaccharide ether having a ...
|
|
JP3237796B2 |
PURPOSE: To attain improvement in workability by adding ionic sulphoalkyl cellulose derivatives to gypsum- and cement-containing plasters. CONSTITUTION: The ionic sulphoalkyl cellulose derivatives, especially, sulphoethyl cellulose deriv...
|
|
JP2001524554A |
Water-soluble, nonionic cellulose ethers selected from the group consisting of alkylcelluloses and hydroxyalkylcelluloses which are additionally substituted by butenyl groups are used as protective colloids in the preparation of aqueous ...
|
|
JP3233924B2 |
Silated polysaccharides having 0.005 to 2.0 silyl molar substitution per anhydrosaccharide unit form water resistant films when cast from aqueous solution and dried in the presence of atmospheric carbon dioxide. These films are soluble i...
|
|
JP2001302701A |
To provide a preparation method of an alkali cellulose with very uniform distribution of the alkali and a high bulk density and to charge a large quantity of an alkali cellulose in a smaller reactor in the etherification step by increasi...
|
|
JP2001520281A |
This invention relates to a process for producing a substantially fiber-free carboxymethyl cellulose which predominantly exhibits elastic properties, to the use thereof as a superabsorbent material, and to the use thereof as an adjuvant ...
|
|
JP2001520281A5 |
|
