BR8705254A - Licor de polpacao e processo para producao de polpa lignocelulosica - Google Patents

Licor de polpacao e processo para producao de polpa lignocelulosica

Info

Publication number
BR8705254A
BR8705254A BR8705254A BR8705254A BR8705254A BR 8705254 A BR8705254 A BR 8705254A BR 8705254 A BR8705254 A BR 8705254A BR 8705254 A BR8705254 A BR 8705254A BR 8705254 A BR8705254 A BR 8705254A
Authority
BR
Brazil
Prior art keywords
pulpation
liquor
production
lignocellulosic pulp
lignocellulosic
Prior art date
Application number
BR8705254A
Other languages
English (en)
Inventor
Terry James Fullerton
Original Assignee
Terry James Fullerton
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 Terry James Fullerton filed Critical Terry James Fullerton
Publication of BR8705254A publication Critical patent/BR8705254A/pt

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
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping processes
    • 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
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/022—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of S-containing compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
BR8705254A 1986-10-02 1987-10-02 Licor de polpacao e processo para producao de polpa lignocelulosica BR8705254A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NZ21778686 1986-10-02

Publications (1)

Publication Number Publication Date
BR8705254A true BR8705254A (pt) 1988-05-24

Family

ID=19921815

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8705254A BR8705254A (pt) 1986-10-02 1987-10-02 Licor de polpacao e processo para producao de polpa lignocelulosica

Country Status (5)

Country Link
EP (1) EP0262988A3 (pt)
BR (1) BR8705254A (pt)
FI (1) FI874289A (pt)
PT (1) PT85862B (pt)
ZA (1) ZA877379B (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6325892B1 (en) 1998-09-23 2001-12-04 University Of New Brunswick Method of delignifying sulphite pulp with oxygen and borohydride
US6464827B1 (en) * 2000-11-28 2002-10-15 Praxair Technology, Inc. Method of digesting wood with an alkaline liquor by adding an acidic agent to precipitate dissociated lignin
FI122838B (fi) 2005-03-31 2012-07-31 Metso Paper Inc Menetelmä massan valmistamiseksi lignoselluloosamateriaalista
US20070240837A1 (en) * 2006-04-13 2007-10-18 Andritz Inc. Hardwood alkaline pulping processes and systems
AR091998A1 (es) * 2012-05-03 2015-03-18 Annikki Gmbh Procedimiento de preparacion de celulosa con baja concentracion de lignina
CN115976865A (zh) * 2021-10-14 2023-04-18 中国科学院大连化学物理研究所 一种化学法制备木质纤维素本色浆联产木质素磺酸盐的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1651665A (en) * 1927-12-06 And edward p
US2528351A (en) * 1950-08-17 1950-10-31 Hardwood By Products Inc Alkaline sulfite digestion of hardwood
FR2357490A1 (fr) * 1976-07-06 1978-02-03 Eparco Sa Activateur biologique pour fosses septiques
CA1110413A (en) * 1977-12-14 1981-10-13 Oji Paper Co., Ltd. Process for pulping lignocellulosic material
JPS55163291A (en) * 1979-05-31 1980-12-19 Oji Paper Co Alkaline sulfite pulping method
JPS56118988A (en) * 1980-02-18 1981-09-18 Oji Paper Co Alkali sulfite pulping method

Also Published As

Publication number Publication date
PT85862A (en) 1987-11-01
PT85862B (en) 1990-01-12
EP0262988A2 (en) 1988-04-06
FI874289A (fi) 1988-04-03
ZA877379B (en) 1989-04-26
FI874289A0 (fi) 1987-09-30
EP0262988A3 (en) 1988-06-29

Similar Documents

Publication Publication Date Title
BR9007254A (pt) Processo para preparar polpa
BR8401646A (pt) Processo e dispositivo para recuperar produtos quimicos de licor de refugo da producao de polpa de madeira,primariamente do processo tipo "kraft"
BR8406993A (pt) Processo para producao de microcapsulas
PT86312A (pt) Processo para a preparacao de fibras superabsorventes
BR8603426A (pt) Produto absorvente e processo para preparacao de uma polpa de celulose retentora altamente absorvente
BR8703345A (pt) Processo para producao de cloro
BR8601577A (pt) Maquina dinamoeletrica e processo de sua producao
BR8505604A (pt) Processo para controlar o processo de clareamento de celulose por oxigenio
PT83603B (pt) Processo para descorar polpa de celulose
BR8906363A (pt) Processo para producao de tricloromonosilano
BR8701552A (pt) Processo para a producao de um po detergente e po detergente
BR8902665A (pt) Processo para deslignificacao de material lignocelulosico
BR8405320A (pt) Processo para a producao de polpa mecanica e polpa mecanica branqueada possuindo alvura acentuada
BR9006578A (pt) Processo de branqueamento de polpa de material de fibra celulosica
BR8703064A (pt) Processo e dispositivo para a producao de sucos de citricos com pouca polpa restante
BR8707832A (pt) Processo para a fabricacao de produtos contendo fibras de material lignocelulosico
BR9100592A (pt) Processo para producao de polpa de material contendo lignocelulose
BR8704110A (pt) Processo para a producao de anidrido ftalico
BR8705254A (pt) Licor de polpacao e processo para producao de polpa lignocelulosica
BR9005856A (pt) Processo para branqueamento de polpa de madeira
BR8705459A (pt) Processo para aperfeicoar a qualidade de licores alcoolicos
BR8904840A (pt) Processo para producao de n-fosfonometilglicina
BR8602790A (pt) Processo de polpamento e processo para abrilhantar polpa
BR8601558A (pt) Processo para producao de polpa celulosica e sua respectiva polpa
BR8701757A (pt) Processo para a producao de um po detergente e po detergente