CS260302B1 - Method of stabilization of polysaccharides in the process of alkaline-oxygen delignification of lignocellullase materials - Google Patents

Method of stabilization of polysaccharides in the process of alkaline-oxygen delignification of lignocellullase materials Download PDF

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Publication number
CS260302B1
CS260302B1 CS867531A CS753186A CS260302B1 CS 260302 B1 CS260302 B1 CS 260302B1 CS 867531 A CS867531 A CS 867531A CS 753186 A CS753186 A CS 753186A CS 260302 B1 CS260302 B1 CS 260302B1
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CS
Czechoslovakia
Prior art keywords
alkaline
oxygen delignification
polysaccharides
materials
lignocellullase
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CS867531A
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Czech (cs)
Slovak (sk)
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CS753186A1 (en
Inventor
Bozena Kosikova
Vojtech Bilik
Dusan Joniak
Maria Fiserova
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Bozena Kosikova
Vojtech Bilik
Dusan Joniak
Maria Fiserova
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Bozena Kosikova, Vojtech Bilik, Dusan Joniak, Maria Fiserova filed Critical Bozena Kosikova
Priority to CS867531A priority Critical patent/CS260302B1/en
Publication of CS753186A1 publication Critical patent/CS753186A1/en
Publication of CS260302B1 publication Critical patent/CS260302B1/en

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Abstract

Očelom sposobu stabilizácie polysacharidov v procese alkalicko-kyslíkatej delignifikácie lignocelulózových materiálov je zlepšenie vlastností buničiny a zvýšenie je] výtažku. Uvedeného účelu sa dosiahne tak, že sa k varnému roztoku v alkalicko-kyslíkatej delignifikácii pridajú zlúčeniny molybdénu v katalytickom množstve. Spůsob stabilizácie polysacharidov v procese alkalicko-kyslíkatej delignifikácie lignocelulózových materiálov má použitie v celutózopapierenskom priemysle.The purpose of the method for stabilizing polysaccharides in the process of alkaline-oxygen delignification of lignocellulosic materials is to improve the properties of the pulp and increase the yield. The stated purpose is achieved by adding molybdenum compounds in a catalytic amount to the cooking solution in alkaline-oxygen delignification. The method for stabilizing polysaccharides in the process of alkaline-oxygen delignification of lignocellulosic materials is used in the pulp and paper industry.

Description

Vynález může nájsť použitie pri výrobě buničín.The invention may find use in pulp production.

Claims (1)

PREDMETSUBJECT Spůsob stabilizácie polysacharidov v procese alkalicko-kyslíkatej delignifikácie lignocelulózových materiálov, vyznačujúci sa tým, že sa k varnému roztoku pridajú zlúVYNALEZU čeniny molybdénu vo formě molybdénanových iónov s obsahom 0,02 až 0,15 hmot. % molybdénu, vztiahnuté na hmotu lignocelulózového materiálu.Process for stabilizing polysaccharides in the process of alkali-oxygen delignification of lignocellulosic materials, characterized in that molybdenum compounds in the form of molybdenum ions containing 0.02 to 0.15 wt. % molybdenum, based on the mass of the lignocellulosic material.
CS867531A 1986-10-17 1986-10-17 Method of stabilization of polysaccharides in the process of alkaline-oxygen delignification of lignocellullase materials CS260302B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CS867531A CS260302B1 (en) 1986-10-17 1986-10-17 Method of stabilization of polysaccharides in the process of alkaline-oxygen delignification of lignocellullase materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS867531A CS260302B1 (en) 1986-10-17 1986-10-17 Method of stabilization of polysaccharides in the process of alkaline-oxygen delignification of lignocellullase materials

Publications (2)

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CS753186A1 CS753186A1 (en) 1988-05-16
CS260302B1 true CS260302B1 (en) 1988-12-15

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CS867531A CS260302B1 (en) 1986-10-17 1986-10-17 Method of stabilization of polysaccharides in the process of alkaline-oxygen delignification of lignocellullase materials

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CS753186A1 (en) 1988-05-16

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