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JP2783040B2 |
PURPOSE: To provide the device and method for automatically controlling the pressing-in or pulling-out of the rotor of a high pressure feeder. CONSTITUTION: A rotor position detector 7 is attached to a high pressure feeder 1. A signal (i...
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JPH10506441A |
A method and apparatus for the continuous production of cellulosic pulp for use in a papermaking process. The apparatus includes a vessel containing a pulping liquor and the vessel consists of a first impregnation zone and a second attri...
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JPH10165711A |
To effectively prevent the foaming of craft pulp washing liquid economically by preparing a defoaming agent for washing process liquid for the production of paper making pulp from a methyl siloxane polymer, a silicone defoaming agent con...
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JPH10504913A |
(57) [Summary] The present invention relates to a pigtailing method. That is, the present invention provides an optical device including a substrate on which the laminated optical waveguide component (3) is integrated and an optical fibe...
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JP2736267B2 |
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JPH1072788A |
To obtain a pulp by using a small consumption of a nonchlorine bleaching agent by cooking a finely pulverized cellulosic fibrous material containing a metallic ion, then heat-treating the cooked cellulosic fibrous material, eliminating t...
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JPH1053989A |
To cook a pulp raw material by using a smaller amount of white liquor and obtain pulp having good pulp strength and breaching degree by diverting a part of green liquor to carbonate crystallization process and causticizing the separated ...
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JPH1052603A |
To obtain a dispersive silicone composition which has phase separation resistance as a bubble control composition by preparing by reacting at a speci fied temperature a mixture which contains a specified quantity of a polyisobutylene com...
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JP2709192B2 |
PCT No. PCT/CH93/00108 Sec. 371 Date Jan. 5, 1994 Sec. 102(e) Date Jan. 5, 1994 PCT Filed Apr. 30, 1993 PCT Pub. No. WO93/22492 PCT Pub. Date Nov. 11, 1993A process for the production of cellulose from wood and annual plants is provided ...
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JPH09512309A |
A method for oxidative degradation of lignin and polysaccharide fragments dissolved during polyoxometalate delignification or bleaching of wood pulp, wood fiber or pulp obtained from a non-woody plant. The method comprises the steps of o...
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JP2667058B2 |
Solvent pulping is practised using ethanol, methanol, formic acid, or the like by passing the organic solvent countercurrent to the cellulosic fibrous material (wood) being adjusted into paper pulp. The process may be batch or continuous...
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JPH09273092A |
To facilitate digesting and bleaching of oil palm stalk part and obtain pulp difficult to fade by immersing oil palm stalk into water or an aqueous solution containing a pectic enzyme before digesting the stalk. Oil palm stalk is immerse...
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JP2664178B2 |
An extremely white water absorbent fiber having a high percentage of total dietary fiber and hemicellulose and a low concentration of lignin and silica is disclosed. The dietary fiber is formed by subjecting ground oat hulls to an alkali...
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JPH09268487A |
To reduce an operation load of pulp and improve a yield of pulp in a method for producing a kraft pulp. This production process comprises both the first cooking step for cooking a lignocellulose material by using a cooking liquid contain...
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JPH09268488A |
To reduce an operation load of pulp and improve a yield of pulp in a method for producing a kraft pulp. A lignocellulose material is cooked by using a cooking liquid comprising sodium sulfide, a polysulfide-type sulfur, sodium carbonate ...
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JPH09241984A |
To reduce pollution loading of waste liquor generating during a producing process of pulp while keeping quality of paper in a method to produce pulp by an oxygen.alkali cooking method using so-called non-timber-based plant as a raw mater...
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JP2644635B2 |
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JPH09158074A |
To obtain a pulp capable of improving pulp yield and excelling productivity and whiteness by adding a small amount of a cooling liquor, by digesting a cellulose raw material using the cooling liquor comprising an alkali aqueous solution ...
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JPH09158073A |
To obtain a cooking liquor capable of providing a pulp excellent in tear strength and folding endurance, and improving the yield of pulp, by adding a small amount of a magnesium compound to the cooking liquor for a cellulose raw material...
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JP2611168B2 |
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JPH09504703A |
(57) [Summary] Methods and expression structures for cloning and overexpression of the source arabinoxylan degrading enzyme in selected host cells are provided. This enzyme has been shown to be active in the decomposition of water-insolu...
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JPH0967785A |
To readily treat a lignin waste liquid of a paper pulp by using a bacterium of the genus Azotobacter or its cultured substance to decolor and decompose lignin. A lignin-containing substance such as a waste liquid of a paper pulp plant is...
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JPH0956326A |
To obtain raw paper for casing having a wet strength and anti-alkali properties such as capable of allowing impregnation with viscose without requiring a preliminary impregnating treatment, and in addition, excellent in impregnating prop...
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JPH0913291A |
To reduce or prevent a gaseous discharged material, released from a papermaking pulp mill and emitting a malodor when producing a pulp according to the kraft method. A white liquor or a black liquor or both are brought into contact with ...
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JP2568522B2 |
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JPH08311790A |
PURPOSE: To facilitate the maintenance control and enable the production of even polysulfide cooking liquors at different concentrations. CONSTITUTION: A green liquor is treated with a gas containing carbon dioxide to regulate the pH to ...
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JP2552375B2 |
PURPOSE:To obtain the title film in which a water-soluble vegetable fiber act as a binder and even a thin film has sufficient strength and capable of heat- sealing by making a film from a hydrolyzate prepared by hydrolyzing a water insol...
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JPH08510160A |
PCT No. PCT/EP94/01208 Sec. 371 Date Oct. 30, 1995 Sec. 102(e) Date Oct. 30, 1995 PCT Filed Apr. 19, 1994 PCT Pub. No. WO94/25137 PCT Pub. Date Nov. 10, 1994An aqueous defoaming dispersion having a water phase and a dispersed phase, the ...
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JPH08284085A |
PURPOSE: To provide a producing method of hemp pulp for casing use base paper having extremely slight impurity and capable of imparting excellent wet strength to a casing for filling an edible meat product such as ham and sausage. CONSTI...
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JP2542256B2 |
In the continuous cooking of comminuted cellulosic fibrous material (e.g. wood chips) to produce paper pulp, the material is subjected to a minimum of mechanical action, especially under high temperature and pressure conditions, so as to...
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JPH08257305A |
To obtain deforming and/or deaerating agents showing high activity even at about room temp. by using oil-in-water type emulsions based on an oil phase such as an ester of a higher alcohol or a sugar alcohol and a fatty acid. The oil phas...
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JP2537627B2 |
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JP2537460B2 |
PURPOSE: To obtain an excellent emulsion-type defoaming agent having a defoaming property and capable of preventing pitch formation and environmental pollution by emulsifying a composition contg. specified pts.wt. of org. liq., silicone ...
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JPH08508551A |
Chemical pulp is produced from hardwood chips in a simplified manner utilizing a continuous digester. An inverted top separator is provided in the circulatory loop between the high pressure feeder and the top of the continuous digester f...
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JPH08218290A |
PURPOSE: To obtain the non-chlorine-bleaching pulp having a high whiteness by digesting broad-leaf tree chips with a polysulfide solution containing an anthraquinone compound, bleaching the digested product with oxygen, treating the prod...
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JP2526220B2 |
Lignin is precipitated in high yields and at high rates from a black liquor produced by pulping wood at high temperatures and pressures with an aqueous lower aliphatic alcohol solvent. The lignin is precipitated by diluting the black liq...
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JP2526561B2 |
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JP2525705B2 |
PURPOSE: To produce a base paper for a paper-based synthetic resin laminated board having improved low-temperature punchability, electrical characteristics and heat-resistance while keeping dimensional stability. CONSTITUTION: The base p...
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JPH08507333A |
A process is disclosed for producing chemomechanical and/or chemothermomechanical wood products from lignocellulosic raw materials, such as wood chips. The raw materials are impregnated with a SO2-containing solution and then subjected t...
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JP2510424B2 |
Method of activating aqueous lignocellulosic material with a gas containing nitrogen oxide, followed by a delignification stage for the purpose of obtaining a high quality end product with no or only a slight effect on the environment. I...
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JPH08504483A |
A conventional continuous digester is modified so as to provide a countercurrent cook throughout the entire height of the digester. Instead of connecting an upper mid-point extraction screen to a flash tank, that screen is closed off and...
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JPH08503744A |
PCT No. PCT/AT93/00183 Sec. 371 Date Jul. 13, 1995 Sec. 102(e) Date Jul. 13, 1995 PCT Filed Dec. 2, 1993 PCT Pub. No. WO94/12719 PCT Pub. Date Jun. 9, 1994The present invention relates to a process for producing viscose pulp from lignoce...
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JPH0892284A |
To obtain a new xylanase originated from a Bacillus strain, being stable and active over a wide temperature range and a basic and an acidic pH, and suitably used for the treatment of a pulp for a paper, especially a pulp derived from a b...
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JPH0830311B2 |
A method for the production of cellulose by the batch cooking process, wherein the digester is filled with chips and cooking liquor, and the batch is cooked at elevated temperature and pressure in order to obtain a delignified cellulose ...
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JPH0860571A |
PURPOSE: To produce pulp suitable for paper making and other uses from date palm growing gregariously in the Middle and Near East. CONSTITUTION: Leaf parts of date palm crushed to small pieces are put in an autoclave, mixed with 10% of c...
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JPH0819629B2 |
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JPH0816315B2 |
A cellulose pulp slurry is delignified in an apparatus comprising a vertical cylindrical barrel chamber, a cone-shaped bottom chamber connected to the barrel chamber and having a circular inlet formed in a lower end portion thereof, and ...
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JPH0814077B2 |
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JPH08500854A |
(57) [Summary] Pulp bleaching and de-lignin filtrates are recycled and reused in pulping, separation, and recovery of lignin and other by-products, saving considerable energy and eliminating contamination typically associated with bleach...
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JPH08500727A |
The structure of the T. reesei xln1 and xln2 genes and the primary structure of proteins are described. Enzyme preparations enriched in hemicellulase enzymes are described. Such enzyme preparations may also be partially or completely def...
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