SE7714130L - Forfarande for delignifiering av lignocellulosamaterial - Google Patents

Forfarande for delignifiering av lignocellulosamaterial

Info

Publication number: SE7714130L
Authority: SE; Sweden
Prior art keywords: lignocellulosamaterial; delignification; procedure
Prior art date: 1976-12-14

Application number

SE7714130A

Other languages

English (en)

Other versions

SE434856B (sv

Inventor

H H Holton

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.)

1976-12-14

Filing date

1977-12-13

Publication date

1978-06-15

1977-12-13 Application filed by Canadian Ind filed Critical Canadian Ind

1978-06-15 Publication of SE7714130L publication Critical patent/SE7714130L/sv

1984-08-20 Publication of SE434856B publication Critical patent/SE434856B/sv

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

SE7714130A 1976-12-14 1977-12-13 Forfarande for delignifiering av lignocellulosamaterial i nervaro av organiskt utbyteshojande tillsatsmedel SE434856B (sv)

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 (2)

Publication Number	Publication Date
SE7714130L true SE7714130L (sv)	1978-06-15
SE434856B SE434856B (sv)	1984-08-20

Family

ID=25017892

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7714130A SE434856B (sv)	1976-12-14	1977-12-13	Forfarande for delignifiering av lignocellulosamaterial i nervaro av organiskt utbyteshojande tillsatsmedel

Country Status (13)

Country	Link
US (1)	US4036680A (sv)
JP (1)	JPS5374103A (sv)
AU (1)	AU504215B2 (sv)
BR (1)	BR7708250A (sv)
CA (1)	CA1096111A (sv)
DE (1)	DE2755767A1 (sv)
ES (1)	ES465040A1 (sv)
FI (1)	FI773772A7 (sv)
FR (1)	FR2374465A1 (sv)
NO (1)	NO774234L (sv)
NZ (1)	NZ185751A (sv)
SE (1)	SE434856B (sv)
ZA (1)	ZA776988B (sv)

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
CN107207628B (zh)	2015-01-26	2020-02-21	日本制纸株式会社	含有木聚糖的物质的制造方法

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
JPS51112903A (en) *	1975-03-26	1976-10-05	Honshu Paper Co Ltd	Process for digesting lignocellulose material with sulphites
JPS5143403A (en) *	1974-10-09	1976-04-14	Honshu Paper Co Ltd	Arukariparupuno seizohoho
FI51833C (sv) *	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

1976
- 1976-12-14 US US05/750,442 patent/US4036680A/en not_active Expired - Lifetime
1977
- 1977-11-18 CA CA291,186A patent/CA1096111A/en not_active Expired
- 1977-11-22 NZ NZ185751A patent/NZ185751A/xx unknown
- 1977-11-23 ZA ZA00776988A patent/ZA776988B/xx unknown
- 1977-11-24 AU AU30921/77A patent/AU504215B2/en not_active Expired
- 1977-12-09 NO NO774234A patent/NO774234L/no unknown
- 1977-12-12 BR BR7708250A patent/BR7708250A/pt unknown
- 1977-12-13 SE SE7714130A patent/SE434856B/sv unknown
- 1977-12-13 FI FI773772A patent/FI773772A7/fi not_active Application Discontinuation
- 1977-12-13 JP JP14894177A patent/JPS5374103A/ja active Granted
- 1977-12-14 DE DE19772755767 patent/DE2755767A1/de not_active Withdrawn
- 1977-12-14 ES ES465040A patent/ES465040A1/es not_active Expired
- 1977-12-14 FR FR7737645A patent/FR2374465A1/fr active Granted

Also Published As

Publication number	Publication date
ES465040A1 (es)	1978-12-01
JPS5345403B2 (sv)	1978-12-06
NZ185751A (en)	1980-09-12
FR2374465B1 (sv)	1981-03-06
NO774234L (no)	1978-06-15
FR2374465A1 (fr)	1978-07-13
US4036680A (en)	1977-07-19
ZA776988B (en)	1978-09-27
DE2755767A1 (de)	1978-06-15
AU3092177A (en)	1979-06-28
FI773772A7 (fi)	1978-06-15
CA1096111A (en)	1981-02-24
JPS5374103A (en)	1978-07-01
AU504215B2 (en)	1979-10-04
SE434856B (sv)	1984-08-20
BR7708250A (pt)	1978-09-05

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