SE8900200L - Metod foer bestaemning av ligninupploesningen vid alkalisk kokning - Google Patents

Metod foer bestaemning av ligninupploesningen vid alkalisk kokning

Info

Publication number
SE8900200L
SE8900200L SE8900200A SE8900200A SE8900200L SE 8900200 L SE8900200 L SE 8900200L SE 8900200 A SE8900200 A SE 8900200A SE 8900200 A SE8900200 A SE 8900200A SE 8900200 L SE8900200 L SE 8900200L
Authority
SE
Sweden
Prior art keywords
boiling
alkalk
cooking
determining
lignin
Prior art date
Application number
SE8900200A
Other languages
Unknown language ( )
English (en)
Swedish (sv)
Other versions
SE8900200D0 (sv
Inventor
N R Al
Original Assignee
Kajaani Electronics
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 Kajaani Electronics filed Critical Kajaani Electronics
Publication of SE8900200D0 publication Critical patent/SE8900200D0/xx
Publication of SE8900200L publication Critical patent/SE8900200L/

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
    • D21C7/00—Digesters
    • D21C7/12—Devices for regulating or controlling

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Paper (AREA)
  • Compounds Of Unknown Constitution (AREA)
SE8900200A 1988-01-20 1989-01-20 Metod foer bestaemning av ligninupploesningen vid alkalisk kokning SE8900200L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI880226A FI79359C (fi) 1988-01-20 1988-01-20 Foerfarande foer kontroll av ligninets upploesning vid alkaliska massakok.

Publications (2)

Publication Number Publication Date
SE8900200D0 SE8900200D0 (sv) 1989-01-20
SE8900200L true SE8900200L (sv) 1989-07-21

Family

ID=8525747

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8900200A SE8900200L (sv) 1988-01-20 1989-01-20 Metod foer bestaemning av ligninupploesningen vid alkalisk kokning

Country Status (3)

Country Link
DE (1) DE3901662A1 (de)
FI (1) FI79359C (de)
SE (1) SE8900200L (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9017325U1 (de) * 1990-12-21 1992-01-02 Siemens AG, 8000 München Prozeßleitsystem zur Steuerung der Herstellung von Zellstoff
DE19653479C1 (de) * 1996-12-20 1998-09-03 Siemens Ag Verfahren und Vorrichtung zur Prozeßführung und zur Prozeßoptimierung beim Bleichen von Faserstoffen
US6023065A (en) * 1997-03-10 2000-02-08 Alberta Research Council Method and apparatus for monitoring and controlling characteristics of process effluents
WO2021110933A1 (en) 2019-12-06 2021-06-10 Basf Se Method for preparation of lignin oligomers
US20240010792A1 (en) 2020-12-07 2024-01-11 Basf Se Aqueous lactam solution of lignin
CN116648490A (zh) 2020-12-23 2023-08-25 巴斯夫欧洲公司 用于纤维复合制品的包含聚氨基酸的基料组合物
US12312472B2 (en) 2020-12-23 2025-05-27 Basf Se Binder composition comprising polyamine(s) as well as 1,3-dihydroxyacetone, glycolaldehyde and/or glyceraldehyde for composite articles
WO2026013025A1 (en) 2024-07-12 2026-01-15 Basf Se Lignin-based polyols and a process for the preparation thereof

Also Published As

Publication number Publication date
FI880226A0 (fi) 1988-01-20
FI79359C (fi) 1989-12-11
DE3901662A1 (de) 1989-07-27
SE8900200D0 (sv) 1989-01-20
FI79359B (fi) 1989-08-31

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