GB560492A - Recovery of cellulose and lignin - Google Patents

Recovery of cellulose and lignin

Info

Publication number
GB560492A
GB560492A GB900242A GB900242A GB560492A GB 560492 A GB560492 A GB 560492A GB 900242 A GB900242 A GB 900242A GB 900242 A GB900242 A GB 900242A GB 560492 A GB560492 A GB 560492A
Authority
GB
United Kingdom
Prior art keywords
lignin
digestion
salt
solution
sulphonic
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB900242A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 to BE474034D priority Critical patent/BE474034A/xx
Application filed by Individual filed Critical Individual
Priority to GB900242A priority patent/GB560492A/en
Publication of GB560492A publication Critical patent/GB560492A/en
Priority to FR950907D priority patent/FR950907A/fr
Expired legal-status Critical Current

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
    • D21C3/003—Pulping cellulose-containing materials with organic compounds

Landscapes

  • Compounds Of Unknown Constitution (AREA)
GB900242A 1942-06-30 1942-06-30 Recovery of cellulose and lignin Expired GB560492A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE474034D BE474034A (fr) 1942-06-30
GB900242A GB560492A (en) 1942-06-30 1942-06-30 Recovery of cellulose and lignin
FR950907D FR950907A (fr) 1942-06-30 1947-07-02 Procédé pour le traitement de matières cellulosiques contenant de la lignine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB900242A GB560492A (en) 1942-06-30 1942-06-30 Recovery of cellulose and lignin

Publications (1)

Publication Number Publication Date
GB560492A true GB560492A (en) 1944-04-06

Family

ID=9863464

Family Applications (1)

Application Number Title Priority Date Filing Date
GB900242A Expired GB560492A (en) 1942-06-30 1942-06-30 Recovery of cellulose and lignin

Country Status (3)

Country Link
BE (1) BE474034A (fr)
FR (1) FR950907A (fr)
GB (1) GB560492A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111979819A (zh) * 2020-08-10 2020-11-24 齐鲁工业大学 分离木质纤维生物质组分的方法
CN114351493A (zh) * 2021-12-08 2022-04-15 华南理工大学 一种去除胞间层木质素的方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111979819A (zh) * 2020-08-10 2020-11-24 齐鲁工业大学 分离木质纤维生物质组分的方法
CN114351493A (zh) * 2021-12-08 2022-04-15 华南理工大学 一种去除胞间层木质素的方法

Also Published As

Publication number Publication date
BE474034A (fr)
FR950907A (fr) 1949-10-11

Similar Documents

Publication Publication Date Title
FI115845B (fi) Selluloosan valmistus sooda-antrakinoni-prosessilla (SAP) keittokemikaalit talteenottaen
US20080023162A1 (en) Dissolution Method
US20040244925A1 (en) Method for producing pulp and lignin
EP3580389A1 (fr) Nouveaux procédés de traitement de matériau lignocellulosique
BR112014029701B1 (pt) Processo para fabricação de polpa de dissolução, licor, e, polpa
CN106029978B (zh) 提取木质素的方法
BRPI0618527A2 (pt) uma nova polpa celulósica e processo para polpação
WO2013164234A1 (fr) Procédé de production de cellulose à faible teneur en lignine à partir d'un matériau lignocellulosique
AT513670A1 (de) Verfahren zur Herstellung von Phenol-Formaldehyd-Harz-analogen Polymeren
US3817826A (en) Process for fractionated recovery of lignin and cellulose from bark
US2308564A (en) Recovery of cellulose and lignin from wood
US1891337A (en) Process of producing cellulose
GB567774A (en) Improvements in or relating to processes of treating cellulosic raw material, and the improved cellulosic fibres resulting therefrom
GB560492A (en) Recovery of cellulose and lignin
US2528350A (en) Two-step digestion of hardwoods
US3490991A (en) Digestion of lignocellulosic material with an organomercaptan and an inorganic digesting aid
US2118074A (en) Manufacture of cellulose
US1997153A (en) Manufacture of alpha cellulose
US2045345A (en) Manufacture of cellulose products
BRPI1001050A2 (pt) pré-tratamento da solução verde de material lignocelulósico
BRPI0712854A2 (pt) mÉtodo para a produÇço de material fibroso a partir de madeira
US1880047A (en) Pulp refining process
GB474305A (en) Improvements in or relating to the manufacture of cellulose from lignocellulosic materials
DE4107357C1 (fr)
GB407018A (en) Improvements in the treatment of cellulosic materials and the manufacture of cellulose esters and ethers therefrom