FI69129C - Foerfarande foer uppslutning av lignocellulosahaltigt material - Google Patents

Foerfarande foer uppslutning av lignocellulosahaltigt material Download PDF

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Publication number
FI69129C
FI69129C FI793678A FI793678A FI69129C FI 69129 C FI69129 C FI 69129C FI 793678 A FI793678 A FI 793678A FI 793678 A FI793678 A FI 793678A FI 69129 C FI69129 C FI 69129C
Authority
FI
Finland
Prior art keywords
lignin
cooking
solution
alcohol
acid
Prior art date
Application number
FI793678A
Other languages
English (en)
Finnish (fi)
Other versions
FI69129B (fi
FI793678A (fi
Inventor
Laszlo Paszner
Pei-Ching Chang
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 FI793678A publication Critical patent/FI793678A/fi
Application granted granted Critical
Publication of FI69129B publication Critical patent/FI69129B/fi
Publication of FI69129C publication Critical patent/FI69129C/fi

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

Landscapes

  • Paper (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
FI793678A 1978-11-27 1979-11-23 Foerfarande foer uppslutning av lignocellulosahaltigt material FI69129C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CA316951 1978-11-27
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
DE2920731 1979-05-22

Publications (3)

Publication Number Publication Date
FI793678A FI793678A (fi) 1980-05-28
FI69129B FI69129B (fi) 1985-08-30
FI69129C true FI69129C (fi) 1985-12-10

Family

ID=25668832

Family Applications (1)

Application Number Title Priority Date Filing Date
FI793678A FI69129C (fi) 1978-11-27 1979-11-23 Foerfarande foer uppslutning av lignocellulosahaltigt material

Country Status (16)

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

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
KR20100044730A (ko) * 2007-06-20 2010-04-30 나가주나 에너지 프라이빗 리미티드 바이오매스 성분을 분리하기 위한 일 단계 방법
KR20170038831A (ko) 2014-07-10 2017-04-07 리프 사이언시스 피티와이 리미티드 리그노셀룰로오스 물질의 가수분해 방법
CN106661834B (zh) * 2014-07-10 2020-09-15 利芙科学私人有限公司 用于处理木质纤维素材料的方法
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
NO154274B (no) 1986-05-12
YU41897B (en) 1988-02-29
RO77556A (ro) 1982-07-06
PT70475A (en) 1979-12-01
PL131834B1 (en) 1985-01-31
PH16526A (en) 1983-11-10
AT372991B (de) 1983-12-12
FR2442297A1 (fr) 1980-06-20
AU5305679A (en) 1981-06-04
SE436899B (sv) 1985-01-28
PL219837A1 (de) 1980-12-15
FI69129B (fi) 1985-08-30
NO154274C (no) 1986-08-20
GB2040332A (en) 1980-08-28
ES486267A1 (es) 1980-05-16
SE7909674L (sv) 1980-05-28
AR223198A1 (es) 1981-07-31
GB2040332B (en) 1983-09-07
ATA726179A (de) 1983-04-15
FI793678A (fi) 1980-05-28
BR7907651A (pt) 1980-08-26
FR2442297B1 (de) 1983-05-13
DD147259A5 (de) 1981-03-25
AU528703B2 (en) 1983-05-12
NO793738L (no) 1980-05-28
YU282279A (en) 1982-10-31

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Owner name: BAU- UND FORSCHUNGSGESELLSCHAFT