ES482028A1 - Procedimiento para la preparacion de 1,2,3,4,9-hexahidro- antracen-9, 10-diona. - Google Patents

Procedimiento para la preparacion de 1,2,3,4,9-hexahidro- antracen-9, 10-diona.

Info

Publication number
ES482028A1
ES482028A1 ES482028A ES482028A ES482028A1 ES 482028 A1 ES482028 A1 ES 482028A1 ES 482028 A ES482028 A ES 482028A ES 482028 A ES482028 A ES 482028A ES 482028 A1 ES482028 A1 ES 482028A1
Authority
ES
Spain
Prior art keywords
preparation
hexahydroanthracen
delignification
dion
application
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
ES482028A
Other languages
English (en)
Spanish (es)
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.)
Produits Chimiques Ugine Kuhlmann
Pechiney SA
Original Assignee
Produits Chimiques Ugine Kuhlmann
Ugine Kuhlmann SA
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 Produits Chimiques Ugine Kuhlmann, Ugine Kuhlmann SA filed Critical Produits Chimiques Ugine Kuhlmann
Publication of ES482028A1 publication Critical patent/ES482028A1/es
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
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping processes

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paper (AREA)
  • Luminescent Compositions (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Dental Preparations (AREA)
ES482028A 1978-06-29 1979-06-28 Procedimiento para la preparacion de 1,2,3,4,9-hexahidro- antracen-9, 10-diona. Expired ES482028A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7819466A FR2435457A1 (fr) 1978-06-29 1978-06-29 Hexahydro-1,2,3,4,4a, 9a anthracene-dione-9,10, sa preparation et son application a la delignification des materiaux lignocellulosiques

Publications (1)

Publication Number Publication Date
ES482028A1 true ES482028A1 (es) 1980-07-01

Family

ID=9210133

Family Applications (1)

Application Number Title Priority Date Filing Date
ES482028A Expired ES482028A1 (es) 1978-06-29 1979-06-28 Procedimiento para la preparacion de 1,2,3,4,9-hexahidro- antracen-9, 10-diona.

Country Status (14)

Country Link
US (1) US4235666A (enEXAMPLES)
EP (1) EP0006790B1 (enEXAMPLES)
JP (1) JPS559082A (enEXAMPLES)
AT (1) ATE179T1 (enEXAMPLES)
AU (1) AU527739B2 (enEXAMPLES)
BR (1) BR7904062A (enEXAMPLES)
CA (1) CA1117940A (enEXAMPLES)
DE (1) DE2960731D1 (enEXAMPLES)
ES (1) ES482028A1 (enEXAMPLES)
FI (1) FI66832C (enEXAMPLES)
FR (1) FR2435457A1 (enEXAMPLES)
NO (1) NO151616C (enEXAMPLES)
NZ (1) NZ190792A (enEXAMPLES)
SU (2) SU965349A3 (enEXAMPLES)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1245721B2 (en) * 1999-06-15 2012-11-21 Kawasaki Kasei Chemicals Ltd. Digestion method for pulp
FI128736B (en) * 2018-03-09 2020-11-13 Valmet Automation Oy Method and measuring device for measuring the suspension

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1821035A (en) * 1927-08-18 1931-09-01 Gen Aniline Works Inc Compounds of the anthracene series and process of preparing them
US1890040A (en) * 1928-05-07 1932-12-06 Gen Aniline Works Inc Production of anthraquinone and derivatives thereof
DE504646C (de) * 1928-09-13 1930-09-09 I G Farbenindustrie Akt Ges Verfahren zur Darstellung von Anthrachinon und seinen Abkoemmlingen
GB1135979A (en) * 1965-06-11 1968-12-11 Ici Ltd Hydrogenation process
CA1073161A (en) * 1975-09-05 1980-03-11 Canadian Industries Limited Delignification process
FR2373337A1 (fr) * 1976-12-07 1978-07-07 Hotchkiss Brandt Sogeme Dispositif automatique de tri d'objets, procede de mise en oeuvre de celui-ci et equipement comportant un tel dispositif
JPS5374101A (en) * 1976-12-10 1978-07-01 Honshu Paper Co Ltd Pulp making method
US4036681A (en) * 1976-12-14 1977-07-19 Canadian Industries, Ltd. Delignification of lignocellulosic material with an alkaline pulping liquor containing a Diels Alder adduct of benzoquinone or naphthoquinone

Also Published As

Publication number Publication date
NO151616B (no) 1985-01-28
DE2960731D1 (en) 1981-11-26
US4235666A (en) 1980-11-25
BR7904062A (pt) 1980-03-11
NO151616C (no) 1985-05-08
FI66832B (fi) 1984-08-31
JPS622569B2 (enEXAMPLES) 1987-01-20
FI66832C (fi) 1984-12-10
CA1117940A (fr) 1982-02-09
FI792039A7 (fi) 1979-12-30
FR2435457A1 (fr) 1980-04-04
ATE179T1 (de) 1981-09-15
NO792184L (no) 1980-01-03
AU4847379A (en) 1980-01-03
FR2435457B1 (enEXAMPLES) 1981-01-30
SU924034A1 (ru) 1982-04-30
JPS559082A (en) 1980-01-22
EP0006790A1 (fr) 1980-01-09
EP0006790B1 (fr) 1981-09-02
SU965349A3 (ru) 1982-10-07
AU527739B2 (en) 1983-03-17
NZ190792A (en) 1981-10-19

Similar Documents

Publication Publication Date Title
BR7900708A (pt) Microcapsulas contendo material de enchimento liquido hidroinsoluvel,sua aplicacao,e processo para sua producao
BR7400565D0 (pt) Eletrodo, processo para a sua preparacao, e aplicacao do mesmo
MX7257E (es) Procedimiento mejorado para la obtencion de metil-ter-butileter a partir de metanol y de isobuteno
BR7704774A (pt) Processo para a producao de um material fibroso,destinado a producao de placas de fibras duras e papel ou papelao a partir de materias-primas vegetais contendo xilano
IT1200933B (it) Composizione detergente liquida per bucato grosso,ammorbidente di tessuti,e procedimento per la sua produzione
NL7601226A (nl) Werkwijze voor de bereiding van een materiaal op ba- sis van metaboliseerbare plantaardige olie en water, werkwijze voor de bereiding van adjuvanspreparaten die dit materiaal bevatten, alsmede materialen en preparaten verkregen volgens deze werkwijzen.
AR203761A1 (es) Aparato para la formacion continua de una hoja fibrosa a partir de un material de pasta diluida
ES458560A1 (es) Un procedimiento para efectuar una isomerizacion catalitica en fase vapor de una alimentacion constituida por una mezclade xilenos.
BR7400078D0 (pt) Processo e aparelho para lavagem continua, por deslocamento, de materiais em polpa contendo liquido
BR7904767A (pt) Processo para producao de polpa quimica por cozimento de material celusosico
ES482028A1 (es) Procedimiento para la preparacion de 1,2,3,4,9-hexahidro- antracen-9, 10-diona.
PL199632A1 (pl) Sposob konwersji stalego materialu weglowego na produkt ciekly
BR7906875A (pt) Processo para separar os isomeros oticamente ativos individuais de formas cis ou trans de acidos ciclopropano-carboxilicos,e produtos obtidos
ES485842A0 (es) Procedimiento para la obtencion de preparados de valepotria-tos en forma de microcapsulas.
ES479445A1 (es) Un procedimiento para obtener benceno de alta pureza.
JPS5363350A (en) Preparation of cyclohexenes
ES523526A0 (es) "prensa para exprimir sustancias que contengan liquido, tales como productos agricolas y quimicos"
BR7402258D0 (pt) Processo de preparacao de um solvente liquido, catalicamente inativo
BE848635R (fr) Procede de production d'une matiere vegetale decafeinee et produit obtenu,
BE853805A (fr) Presse pour exprimer le jus des plantes ou des matieres ligneuses
AR005187A1 (es) Proceso para la produccion de celulosa.
ES482026A1 (es) Procedimiento para la preparacion del 1,2,3,4-tetrahidro- antracen 9, 107diol.
GB1388333A (en) Process for dyeing cellulosic material
FR1262830A (fr) Procédé de fabrication d'une matière d'emballage renfermant comme constituant du papier parchemin végétal, matière imperméable à la vapeur d'eau et aux graisses et de plus solide au mouillé
MX145853A (es) Procedimiento mejorado para la separacion del 4,4'diaminodifenil metano a partir de una mezcla de isomeros del mismo