FI773772A7 - Foerfarande foer avlaegsnande av lignin ur lignocellulosamaterial - Google Patents

Foerfarande foer avlaegsnande av lignin ur lignocellulosamaterial Download PDF

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Publication number
FI773772A7
FI773772A7 FI773772A FI773772A FI773772A7 FI 773772 A7 FI773772 A7 FI 773772A7 FI 773772 A FI773772 A FI 773772A FI 773772 A FI773772 A FI 773772A FI 773772 A7 FI773772 A7 FI 773772A7
Authority
FI
Finland
Prior art keywords
lignocellulosamaterial
lignin
foerfarande foer
foer avlaegsnande
avlaegsnande
Prior art date
Application number
FI773772A
Other languages
English (en)
Finnish (fi)
Inventor
Harry Hutchinson Holton
Gordon Hart Segall
Original Assignee
Canadian Ind
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
Application filed by Canadian Ind filed Critical Canadian Ind
Publication of FI773772A7 publication Critical patent/FI773772A7/fi

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00Pulping cellulose-containing materials
    • D21C3/003Pulping cellulose-containing materials with organic compounds
FI773772A 1976-12-14 1977-12-13 Foerfarande foer avlaegsnande av lignin ur lignocellulosamaterial FI773772A7 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/750,442 US4036680A (en) 1976-12-14 1976-12-14 Delignification of lignocellulosic material with a soda pulping liquor containing a Diels Alder adduct of benzoquinone or naphthoquinone in admixture with a nitro aromatic compound

Publications (1)

Publication Number Publication Date
FI773772A7 true FI773772A7 (fi) 1978-06-15

Family

ID=25017892

Family Applications (1)

Application Number Title Priority Date Filing Date
FI773772A FI773772A7 (fi) 1976-12-14 1977-12-13 Foerfarande foer avlaegsnande av lignin ur lignocellulosamaterial

Country Status (13)

Country Link
US (1) US4036680A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5374103A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU504215B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR7708250A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1096111A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2755767A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES465040A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI773772A7 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2374465A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO774234L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NZ (1) NZ185751A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE434856B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA776988B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2442912A1 (fr) * 1978-07-27 1980-06-27 Ugine Kuhlmann Procede de cuisson de materiaux lignocellulosiques en vue de la production de pate a papier
CA1132763A (en) * 1978-10-25 1982-10-05 Harry H. Holton Use of cyclic keto compounds as additives in vapor phase pulping process
DE2925544A1 (de) * 1979-06-25 1981-01-22 Bayer Ag Verfahren zur delignifizierung von lignocellulose-materialien
DE2950693A1 (de) * 1979-12-17 1981-06-25 Bayer Ag, 5090 Leverkusen Dispersionen von dinitroanthrachinonen, verfahren zu deren herstellung und ihre verwendung
WO2016121648A1 (ja) 2015-01-26 2016-08-04 日本製紙株式会社 キシラン含有物の製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2538457A (en) * 1946-11-02 1951-01-16 Monie S Hudson Treating wood
JPS5143403A (en) * 1974-10-09 1976-04-14 Honshu Paper Co Ltd Arukariparupuno seizohoho
JPS51112903A (en) * 1975-03-26 1976-10-05 Honshu Paper Co Ltd Process for digesting lignocellulose material with sulphites
FI51833C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1975-03-18 1978-01-24 Ahlstroem Oy
CA1073161A (en) * 1975-09-05 1980-03-11 Canadian Industries Limited Delignification process
JPS5374101A (en) * 1976-12-10 1978-07-01 Honshu Paper Co Ltd Pulp making method

Also Published As

Publication number Publication date
BR7708250A (pt) 1978-09-05
NZ185751A (en) 1980-09-12
ZA776988B (en) 1978-09-27
US4036680A (en) 1977-07-19
AU3092177A (en) 1979-06-28
NO774234L (no) 1978-06-15
AU504215B2 (en) 1979-10-04
CA1096111A (en) 1981-02-24
JPS5345403B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-12-06
ES465040A1 (es) 1978-12-01
JPS5374103A (en) 1978-07-01
DE2755767A1 (de) 1978-06-15
SE434856B (sv) 1984-08-20
SE7714130L (sv) 1978-06-15
FR2374465A1 (fr) 1978-07-13
FR2374465B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1981-03-06

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: CANADIAN INDUSTRIES LIMITED