TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
STADE EXTRACTION [9 records]
Record 1 - internal organization data 2009-02-16
Record 1, English
Record 1, Subject field(s)
- Pulp Preparation (papermaking)
Record 1, Main entry term, English
- chlorination
1, record 1, English, chlorination
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- chlorination stage 2, record 1, English, chlorination%20stage
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
The first stage of most bleaching sequences, in which the chlorine and lignin react to form orange-coloured chlorolignins which are partly water-soluble in the washing step and readily alkali-soluble in the next extraction stage. 2, record 1, English, - chlorination
Record number: 1, Textual support number: 1 CONT
The chlorination stage may be considered an extension of pulping in that it continues the delignification process which makes it possible to brighten the pulp by oxidation in the third and subsequent stages. Chlorination is most commonly done in upflow towers at about 3% consistency, and at temperatures from 20° to 60°C for a 10 - 60 min. reaction time. 2, record 1, English, - chlorination
Record 1, French
Record 1, Domaine(s)
- Préparation de la pâte à papier
Record 1, Main entry term, French
- chloration
1, record 1, French, chloration
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Premier stade de certaines séquences de blanchiment, au cours duquel le chlore et la lignine réagissent pour former des chlorolignines orangées, partiellement hydrosolubles à l'étape du lavage et facilement solubles lors du stade suivant d’extraction en milieu alcalin. 2, record 1, French, - chloration
Record number: 1, Textual support number: 1 CONT
Le stade de chloration complète en quelque sorte le défibrage de la pâte, puisqu’il en poursuit la délignification et en permet l’éclaircissement par oxydation au cours du troisième stade et des suivants. La chloration s’effectue habituellement dans des tours à courant ascendant à une concentration d’environ 3 %, à des températures allant de 20 à 60 °C et durant un temps de réaction de 10 à 60 minutes. 2, record 1, French, - chloration
Record number: 1, Textual support number: 1 OBS
On trouvera dans le «Cours de formation papetière» de Jean Vilars (code : VIPAP) le terme «chloration» sous l’article 3.6.2.1. 3, record 1, French, - chloration
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Preparación de la pasta (fabricación de papel)
Record 1, Main entry term, Spanish
- cloración
1, record 1, Spanish, cloraci%C3%B3n
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 CONT
La fabricación de pastas de papel mediante tecnologías menos contaminantes, y en especial el blanqueo [...] con peróxido de hidrógeno, ha traído [...] nuevos problemas a las fábricas de pasta de papel [...] Una parte de los problemas que han surgido con la introducción de estos reactivos está relacionada con la blancura de las pastas, porque de momento ni el oxígeno ni la combinación de oxígeno y peróxido pueden igualar la eficacia de la cloración para la eliminación de los productos (derivados de la lignina) responsables del color en las pastas alcalinas. 2, record 1, Spanish, - cloraci%C3%B3n
Record 2 - internal organization data 2002-03-21
Record 2, English
Record 2, Subject field(s)
- Processing of Mineral Products
- Mineral Processing (Metallurgy)
- Chemical Engineering
- Chemistry
Record 2, Main entry term, English
- solvent extraction process
1, record 2, English, solvent%20extraction%20process
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
- solvent extraction 2, record 2, English, solvent%20extraction
correct, standardized
- shaking out 3, record 2, English, shaking%20out
see observation
- extraction by shaking 3, record 2, English, extraction%20by%20shaking
see observation
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
The process of removing one or more constituents of a mixture by preferential solubility in a specific solvent. 4, record 2, English, - solvent%20extraction%20process
Record number: 2, Textual support number: 1 CONT
A solvent extraction process was developed to treat the uranium chloride solution resulting from the HCL leaching of uranium ores. 1, record 2, English, - solvent%20extraction%20process
Record number: 2, Textual support number: 1 OBS
solvent extraction: also rendered as "shake out", "extract by shaking" by various German-English dictionaries, but the most common term seems to be "solvent extraction" (see the sources "ABC der Chemie" and the McGraw-Hill Encyclopedia, pp. 556-560, for more details). This "shaking" can be either by hand or mechanical. 3, record 2, English, - solvent%20extraction%20process
Record number: 2, Textual support number: 2 OBS
solvent extraction: term standardized by ISO. 5, record 2, English, - solvent%20extraction%20process
Record 2, French
Record 2, Domaine(s)
- Préparation des produits miniers
- Minéralurgie (Métallurgie)
- Génie chimique
- Chimie
Record 2, Main entry term, French
- méthode d'extraction par solvants
1, record 2, French, m%C3%A9thode%20d%27extraction%20par%20solvants
correct, feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
- méthode d'extraction par solvant 2, record 2, French, m%C3%A9thode%20d%27extraction%20par%20solvant
correct, feminine noun
- extraction par solvant 3, record 2, French, extraction%20par%20solvant
correct, feminine noun
- extraction au solvant 4, record 2, French, extraction%20au%20solvant
correct, feminine noun, standardized
- procédé d'extraction par solvant 5, record 2, French, proc%C3%A9d%C3%A9%20d%27extraction%20par%20solvant
correct, masculine noun
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Procédé de fractionnement basé sur la différence de solubilité dans un solvant donné des différents constituants d’un mélange à fractionner. [Définition normalisée par l’ISO.] 4, record 2, French, - m%C3%A9thode%20d%27extraction%20par%20solvants
Record number: 2, Textual support number: 1 CONT
Un gaz porté à une température supérieure à la température critique se comporte à hautes pressions comme un gaz quant à sa mobilité(faible viscosité), et comme un liquide quant à sa densité(fort pouvoir dissolvant). Cette propriété est mise à profit pour procéder à des extractions de substances grâce à des solvants supercritiques(hydrocarbures variés ou gaz carbonique). Les substances dissoutes sont ensuite libérées de la solution par diminution de la pression ou/et par augmentation de la température ce qui est plus simple qu'avec les méthodes de distillation ou d’extraction par solvants classiques. La température de travail peut être relativement basse, ce qui est un avantage pour certaines substances agro-alimentaires ou pharmaceutiques thermosensibles et peut permettre des économies d’énergie. La méthode, qui exige de fortes pressions et des équipements très lourds, en est au stade préindustriel et intéresse l'industrie agro-alimentaire(décaféinisation, extraction d’arômes) et le traitement du pétrole et de ses dérivés. 1, record 2, French, - m%C3%A9thode%20d%27extraction%20par%20solvants
Record number: 2, Textual support number: 1 OBS
extraction au solvant : terme normalisé par l’ISO. 6, record 2, French, - m%C3%A9thode%20d%27extraction%20par%20solvants
Record 2, Key term(s)
- extraction par solvants
- procédé d'extraction par solvants
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Preparación de los productos mineros
- Explotación de minerales (Metalurgia)
- Ingenieria química
- Química
Record 2, Main entry term, Spanish
- extracción por solventes
1, record 2, Spanish, extracci%C3%B3n%20por%20solventes
feminine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 1998-11-16
Record 3, English
Record 3, Subject field(s)
- Pulp Preparation (papermaking)
Record 3, Main entry term, English
- oxidized white liquor
1, record 3, English, oxidized%20white%20liquor
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
Kraft white liquor in which the sodium sulphide is oxidized to sodium thiosulphate and/or to sodium sulphate using air or oxygen as the oxidizing agent. 1, record 3, English, - oxidized%20white%20liquor
Record number: 3, Textual support number: 1 CONT
Oxidized white liquor is used as a substitute for purchased caustic in the oxygen stage and, to a lesser extent, in the oxygen extraction stage. 1, record 3, English, - oxidized%20white%20liquor
Record 3, French
Record 3, Domaine(s)
- Préparation de la pâte à papier
Record 3, Main entry term, French
- liqueur blanche oxydée
1, record 3, French, liqueur%20blanche%20oxyd%C3%A9e
correct, feminine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
[...] liqueur blanche du procédé kraft où le sulfure de sodium est oxydé en thiosulfate et/ou sulfate de sodium au moyen d’air ou d’oxygène. 1, record 3, French, - liqueur%20blanche%20oxyd%C3%A9e
Record number: 3, Textual support number: 1 CONT
La liqueur blanche oxydée peut être substituée à l'hydroxyde de sodium dans le stade à l'oxygène et, à un degré moindre, dans un stade d’extraction renforcé par l'oxygène. 1, record 3, French, - liqueur%20blanche%20oxyd%C3%A9e
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 1998-11-16
Record 4, English
Record 4, Subject field(s)
- Pulp Preparation (papermaking)
Record 4, Main entry term, English
- papricycle
1, record 4, English, papricycle
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
A process that reduces caustic consumption in the bleach plant by using the residual alkalinity of the extraction stage effluent. The extraction stage effluent is recycled to the chlorination stage washer discharge. An additional washer removes reaction products which are mainly bicarbonate and carbon dioxide before the extraction stage. 1, record 4, English, - papricycle
Record 4, French
Record 4, Domaine(s)
- Préparation de la pâte à papier
Record 4, Main entry term, French
- papricycle
1, record 4, French, papricycle
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
Un procédé qui permet de réduire la consommation de soude caustique en réutilisant l'alcalinité résiduelle de l'effluent du stade d’extraction. Ce dernier est recyclé à la vidange du laveur du stade de chloration. Avant le stade d’extraction, un laveur additionnel enlève les produits de réaction qui sont principalement le bicarbonate et le CO2. 1, record 4, French, - papricycle
Record 4, Spanish
Record 4, Textual support, Spanish
Record 5 - internal organization data 1998-08-12
Record 5, English
Record 5, Subject field(s)
- Pulp Preparation (papermaking)
Record 5, Main entry term, English
- chlorine dioxide bleaching stage
1, record 5, English, chlorine%20dioxide%20bleaching%20stage
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
- chlorine dioxide stage 2, record 5, English, chlorine%20dioxide%20stage
correct
Record 5, Textual support, English
Record number: 5, Textual support number: 1 DEF
An oxidative bleaching stage in a multi-stage bleaching sequence, 1, record 5, English, - chlorine%20dioxide%20bleaching%20stage
Record number: 5, Textual support number: 1 OBS
To produce high and stable brightness, it is usually done twice with an alkaline extraction in between, giving a CdEoDED or a CdEoHDED bleaching sequence. A D stage is conducted under controlled conditions optimized to promote its reactivity with lignin and other coloured constituents of the pulp with minimum carbohydrate degradation, thus preserving pulp strength. 1, record 5, English, - chlorine%20dioxide%20bleaching%20stage
Record 5, French
Record 5, Domaine(s)
- Préparation de la pâte à papier
Record 5, Main entry term, French
- stade de blanchiment au bioxyde de chlore
1, record 5, French, stade%20de%20blanchiment%20au%20bioxyde%20de%20chlore
correct, masculine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
Record 5, Textual support, French
Record number: 5, Textual support number: 1 DEF
Stade d’oxydation typique d’une séquence de blanchiment en plusieurs stades. 1, record 5, French, - stade%20de%20blanchiment%20au%20bioxyde%20de%20chlore
Record number: 5, Textual support number: 1 OBS
Afin d’obtenir un degré de blancheur élevé et stable, il est d’ordinaire appliqué deux fois avec un stade d’extraction intercalé, d’où une séquence CdEoDED ou CdEoHDED. Il peut également être localisé en tête de séquence, par exemple, DEoDED. Un stade D est appliqué dans des conditions optimales contrôlées pour susciter la réaction du bioxyde de chlore avec la lignine et avec d’autres constituants colorés de la pâte tout en assurant une dégradation minimale des hydrates de carbone et, par conséquent, de sa résistance. 1, record 5, French, - stade%20de%20blanchiment%20au%20bioxyde%20de%20chlore
Record 5, Spanish
Record 5, Textual support, Spanish
Record 6 - internal organization data 1998-08-12
Record 6, English
Record 6, Subject field(s)
- Pulp Preparation (papermaking)
Record 6, Main entry term, English
- alkaline extraction
1, record 6, English, alkaline%20extraction
correct
Record 6, Abbreviations, English
Record 6, Synonyms, English
- caustic extraction 2, record 6, English, caustic%20extraction
correct
Record 6, Textual support, English
Record number: 6, Textual support number: 1 DEF
An essential stage in a multi-stage bleaching process, which removes coloured components rendered alkali-soluble in the oxidative bleaching stages. 1, record 6, English, - alkaline%20extraction
Record number: 6, Textual support number: 1 CONT
An alkaline extraction is normally placed after a chlorination stage whereby the lignin and other colour-contributing components react with the chlorine and, while partially soluble in the acidic chlorination solution, the chlorinated compounds easily dissolve in a warm alkaline solution and are removed. An extraction step is also placed before the final chlorine dioxide stage to complete the lignin removal. Although an extraction stage makes the pulp darker, it is essential for achieving high brightness levels with minimum use of chemicals in subsequent stages. 1, record 6, English, - alkaline%20extraction
Record 6, French
Record 6, Domaine(s)
- Préparation de la pâte à papier
Record 6, Main entry term, French
- extraction alcaline
1, record 6, French, extraction%20alcaline
correct, feminine noun
Record 6, Abbreviations, French
Record 6, Synonyms, French
- extraction en milieu alcalin 2, record 6, French, extraction%20en%20milieu%20alcalin
correct, feminine noun
Record 6, Textual support, French
Record number: 6, Textual support number: 1 DEF
Stade essentiel dans un procédé de blanchiment à plusieurs stades, ce traitement a pour but d’éliminer les composés colorants rendus solubles au cours des traitements oxydants. 2, record 6, French, - extraction%20alcaline
Record number: 6, Textual support number: 1 OBS
Ce stade suit normalement un stade de chloration, où la lignine et d’autres complexes colorants réagissent avec le chlore. Tandis que les composés chlorés sont partiellement solubles dans la solution de chloration, ils deviennent très solubles et faciles à extraire de la pâte dans une solution alcaline chaude. Ce stade précède également le dernier traitement au bioxyde de chlore afin d’éliminer la lignine résiduaire. Bien que le stade d’extraction rende la pâte plus foncée, il est essentiel pour atteindre des degrés de blancheur élevés et permet une utilisation minimale de produits chimiques au cours des stades subséquents. 2, record 6, French, - extraction%20alcaline
Record number: 6, Textual support number: 2 OBS
On trouvera le terme «extraction alcaline» sous l’article 3.6.2.2. du «Cours de formation papetière» (code : VIPAP) de Jean Vilars. 3, record 6, French, - extraction%20alcaline
Record 6, Spanish
Record 6, Textual support, Spanish
Record 7 - internal organization data 1998-08-12
Record 7, English
Record 7, Subject field(s)
- Pulp Preparation (papermaking)
Record 7, Main entry term, English
- neutralization
1, record 7, English, neutralization
correct
Record 7, Abbreviations, English
Record 7, Synonyms, English
Record 7, Textual support, English
Record number: 7, Textual support number: 1 DEF
A mild alkaline extraction stage, usually done at pH 7-8, used to achieve specific paper grades of pulp where it is necessary to retain as much of the hemicellulose as possible. 1, record 7, English, - neutralization
Record 7, French
Record 7, Domaine(s)
- Préparation de la pâte à papier
Record 7, Main entry term, French
- neutralisation
1, record 7, French, neutralisation
correct, feminine noun
Record 7, Abbreviations, French
Record 7, Synonyms, French
Record 7, Textual support, French
Record number: 7, Textual support number: 1 DEF
Stade d’extraction en milieu alcalin doux, habituellement faite à un pH de 7-8, servant à obtenir une pâte destinée à des catégories de papier spéciales pour lesquelles il est nécessaire de conserver le plus d’hémicellulose possible. 2, record 7, French, - neutralisation
Record number: 7, Textual support number: 1 OBS
On pourra retrouver le terme «neutralisation» dans le résumé des articles 3.5 à 3.5.4. du «Cours de formation papetière» de Jean Vilars (code : VIPAP). 3, record 7, French, - neutralisation
Record 7, Spanish
Record 7, Textual support, Spanish
Record 8 - internal organization data 1998-08-12
Record 8, English
Record 8, Subject field(s)
- Pulp Preparation (papermaking)
Record 8, Main entry term, English
- shrinkage
1, record 8, English, shrinkage
correct
Record 8, Abbreviations, English
Record 8, Synonyms, English
Record 8, Textual support, English
Record number: 8, Textual support number: 1 DEF
The weight loss resulting from the removal of pulp fibre constituents, mostly lignin, as a result of chemical treatment during a bleaching stage. 1, record 8, English, - shrinkage
Record 8, French
Record 8, Domaine(s)
- Préparation de la pâte à papier
Record 8, Main entry term, French
- perte de rendement
1, record 8, French, perte%20de%20rendement
correct, feminine noun
Record 8, Abbreviations, French
Record 8, Synonyms, French
Record 8, Textual support, French
Record number: 8, Textual support number: 1 DEF
Réduction de la masse causée par l'extraction de certaines matières de la pâte, de la lignine essentiellement, après un traitement chimique associé à un stade de blanchiment. 2, record 8, French, - perte%20de%20rendement
Record number: 8, Textual support number: 1 OBS
Dans le «Cours de formation papetière» (code : VIPAP) de Jean Vilars, on trouvera le terme «perte de rendement» sous l’article 3.5.4. 3, record 8, French, - perte%20de%20rendement
Record 8, Spanish
Record 8, Textual support, Spanish
Record 9 - internal organization data 1998-08-12
Record 9, English
Record 9, Subject field(s)
- Pulp Preparation (papermaking)
Record 9, Main entry term, English
- oxidative extraction
1, record 9, English, oxidative%20extraction
correct
Record 9, Abbreviations, English
Record 9, Synonyms, English
Record 9, Textual support, English
Record number: 9, Textual support number: 1 DEF
A caustic extraction stage enhanced by injecting gaseous oxygen into the pulp at the beginning of the stage. The pulp is maintained at low pressure, typically 140-205 kPa, for 3-10 min. It has been shown to improve the extent of delignification as measured by the Kappa number or permanganate number. 1, record 9, English, - oxidative%20extraction
Record 9, French
Record 9, Domaine(s)
- Préparation de la pâte à papier
Record 9, Main entry term, French
- extraction oxydante
1, record 9, French, extraction%20oxydante
correct, feminine noun
Record 9, Abbreviations, French
Record 9, Synonyms, French
Record 9, Textual support, French
Record number: 9, Textual support number: 1 DEF
Stade d’extraction à la soude caustique renforcé par l'injection d’oxygène gazeux au début du stade. La pâte est maintenue à basse pression, normalement 140-205 kPa durant 3 à 10 minutes. Il a été démontré que ce stade améliore la délignification telle que mesurée par l'indice Kappa. 1, record 9, French, - extraction%20oxydante
Record 9, Spanish
Record 9, Textual support, Spanish
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