BR7907651A - Processo para transformer quimicamente lenhino-celulose em fibras separadas - Google Patents

Processo para transformer quimicamente lenhino-celulose em fibras separadas

Info

Publication number
BR7907651A
BR7907651A BR7907651A BR7907651A BR7907651A BR 7907651 A BR7907651 A BR 7907651A BR 7907651 A BR7907651 A BR 7907651A BR 7907651 A BR7907651 A BR 7907651A BR 7907651 A BR7907651 A BR 7907651A
Authority
BR
Brazil
Prior art keywords
lenhino
cellulose
separate fibers
chemically transforming
transforming
Prior art date
Application number
BR7907651A
Other languages
English (en)
Inventor
Chang Pei-Ching
L Paszner
Original Assignee
Thermoform Bau Forschung
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.)
Filing date
Publication date
Priority claimed from CA316,951A external-priority patent/CA1131415A/en
Application filed by Thermoform Bau Forschung filed Critical Thermoform Bau Forschung
Publication of BR7907651A publication Critical patent/BR7907651A/pt

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/20—Pulping cellulose-containing materials with organic solvents or in solvent environment
BR7907651A 1978-11-27 1979-11-26 Processo para transformer quimicamente lenhino-celulose em fibras separadas BR7907651A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA316,951A CA1131415A (en) 1978-11-27 1978-11-27 Pulping of lignocellulose with aqueous methanol/ catalyst mixture
DE2920731A DE2920731C2 (de) 1978-11-27 1979-05-22 Lignocelluloseaufschlußverfahren mit einem Gemisch von Wasser und niedrig molekularem aliphatischem Alkohol und Metallsalz

Publications (1)

Publication Number Publication Date
BR7907651A true BR7907651A (pt) 1980-08-26

Family

ID=25668832

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7907651A BR7907651A (pt) 1978-11-27 1979-11-26 Processo para transformer quimicamente lenhino-celulose em fibras separadas

Country Status (16)

Country Link
AR (1) AR223198A1 (pt)
AT (1) AT372991B (pt)
AU (1) AU528703B2 (pt)
BR (1) BR7907651A (pt)
DD (1) DD147259A5 (pt)
ES (1) ES486267A1 (pt)
FI (1) FI69129C (pt)
FR (1) FR2442297A1 (pt)
GB (1) GB2040332B (pt)
NO (1) NO154274C (pt)
PH (1) PH16526A (pt)
PL (1) PL131834B1 (pt)
PT (1) PT70475A (pt)
RO (1) RO77556A (pt)
SE (1) SE436899B (pt)
YU (1) YU41897B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4594130A (en) * 1978-11-27 1986-06-10 Chang Pei Ching Pulping of lignocellulose with aqueous alcohol and alkaline earth metal salt catalyst
CA1275286C (en) * 1986-05-29 1990-10-16 Edward A. Delong Method for extracting the chemical components from dissociated lignocellulosic material
AU2008264945B2 (en) * 2007-06-20 2013-08-15 Nagarjuna Energy Private Limited A single step process for separating biomass components
US20170211231A1 (en) * 2014-07-10 2017-07-27 Leaf Sciences Pty Ltd Methods for Treating Lignocellulosic Material
WO2016004482A1 (en) 2014-07-10 2016-01-14 Leaf Sciences Pty Ltd Methods for hydrolysing lignocellulosic material
CN114645479B (zh) * 2020-12-19 2023-07-25 山东洲星天然物提取智能设备有限公司 一种纸浆的制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI782628A (fi) * 1977-08-31 1979-03-01 Laszlo Paszner Organiska loesningsmedel utnyttjande delignifierings- och foersockringsfoerfarande foer lignocellulosahaltiga plantmaterial

Also Published As

Publication number Publication date
ES486267A1 (es) 1980-05-16
PH16526A (en) 1983-11-10
FI69129B (fi) 1985-08-30
FR2442297A1 (fr) 1980-06-20
DD147259A5 (de) 1981-03-25
NO154274C (no) 1986-08-20
ATA726179A (de) 1983-04-15
GB2040332A (en) 1980-08-28
GB2040332B (en) 1983-09-07
YU282279A (en) 1982-10-31
SE7909674L (sv) 1980-05-28
NO793738L (no) 1980-05-28
PL131834B1 (en) 1985-01-31
FI69129C (fi) 1985-12-10
PL219837A1 (pt) 1980-12-15
AT372991B (de) 1983-12-12
NO154274B (no) 1986-05-12
RO77556A (ro) 1982-07-06
AU528703B2 (en) 1983-05-12
PT70475A (en) 1979-12-01
YU41897B (en) 1988-02-29
FR2442297B1 (pt) 1983-05-13
AR223198A1 (es) 1981-07-31
AU5305679A (en) 1981-06-04
FI793678A (fi) 1980-05-28
SE436899B (sv) 1985-01-28

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Legal Events

Date Code Title Description
MK Patent expired

Effective date: 19941126