ES2004275A6 - Un procedimiento mejorado para blanquear pasta de madera kraft - Google Patents

Un procedimiento mejorado para blanquear pasta de madera kraft

Info

Publication number
ES2004275A6
ES2004275A6 ES8700887A ES8700887A ES2004275A6 ES 2004275 A6 ES2004275 A6 ES 2004275A6 ES 8700887 A ES8700887 A ES 8700887A ES 8700887 A ES8700887 A ES 8700887A ES 2004275 A6 ES2004275 A6 ES 2004275A6
Authority
ES
Spain
Prior art keywords
bleaching
pulp
peroxide
pulp slurry
hypochlorite
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
ES8700887A
Other languages
English (en)
Spanish (es)
Inventor
William Gustov Strunk
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.)
FMC Corp
Original Assignee
FMC Corp
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 FMC Corp filed Critical FMC Corp
Publication of ES2004275A6 publication Critical patent/ES2004275A6/es
Expired legal-status Critical Current

Links

Landscapes

  • Paper (AREA)
ES8700887A 1986-03-31 1987-03-30 Un procedimiento mejorado para blanquear pasta de madera kraft Expired ES2004275A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84652586A 1986-03-31 1986-03-31

Publications (1)

Publication Number Publication Date
ES2004275A6 true ES2004275A6 (es) 1988-12-16

Family

ID=25298179

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8700887A Expired ES2004275A6 (es) 1986-03-31 1987-03-30 Un procedimiento mejorado para blanquear pasta de madera kraft

Country Status (2)

Country Link
JP (1) JPS62243893A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES2004275A6 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS62243893A (ja) 1987-10-24
JPH0149836B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-10-26

Similar Documents

Publication Publication Date Title
NZ221798A (en) Bleaching wood pulp with hydrogen peroxide in alkaline silicate-free aqueous system
GB1274615A (en) Bleaching of cellulosic pulp
TW279912B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP0383999A3 (en) Procedure for the bleaching of pulp
AU1489792A (en) Process for preparing bleached paper pulp in high yield
ES2004275A6 (es) Un procedimiento mejorado para blanquear pasta de madera kraft
CA2014563A1 (en) Hydrogen peroxide reinforced oxygen delignification
NO163631C (no) Fremgangsmaate for peroksydbleking av celluloseholdig materiale.
AU565124B2 (en) Hypochlorite treatment of chemical paper pulps
FI882769L (fi) Styrning av peroxidblekning av olika traemassor.
NZ331806A (en) A process for bleaching low concentration paper pulp with ozone and chlorine dioxide in a rotary stirrer
ES2002755A6 (es) Un procedimiento de alto rendimiento para producir pasta papelera de material lignocelulosico en forma de astillas
FR2298642A1 (fr) Production de pate a papier mecanique blanchie a
AU8147394A (en) Method of high yield paper pulp bleaching using hydrogen peroxide
AU6449286A (en) Process for bleaching chemical paper pulps
ES2003282A6 (es) Unn metodo para lavar pasta de papel celulosica alcalina
ES8606557A1 (es) Procedimiento para preparar pastas papeleras quimicas con vistas a su blanqueo
NZ217001A (en) Delignification using acid and hydrogen peroxide
NZ217002A (en) Delignification using acid and hydrogen peroxide

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19990301