FR1524581A - Process for adjusting the whiteness of cellulose pulp treated with hydrogen peroxide or a similar product - Google Patents

Process for adjusting the whiteness of cellulose pulp treated with hydrogen peroxide or a similar product

Info

Publication number
FR1524581A
FR1524581A FR107651A FR107651A FR1524581A FR 1524581 A FR1524581 A FR 1524581A FR 107651 A FR107651 A FR 107651A FR 107651 A FR107651 A FR 107651A FR 1524581 A FR1524581 A FR 1524581A
Authority
FR
France
Prior art keywords
whiteness
adjusting
hydrogen peroxide
cellulose pulp
similar product
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
FR107651A
Other languages
French (fr)
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.)
Solvay SA
Original Assignee
Solvay 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 Solvay SA filed Critical Solvay SA
Priority to FR107651A priority Critical patent/FR1524581A/en
Application granted granted Critical
Publication of FR1524581A publication Critical patent/FR1524581A/en
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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1047—Conserving the bleached pulp
    • 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/1026—Other features in bleaching processes
    • D21C9/1052—Controlling the process

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
FR107651A 1966-05-25 1967-05-24 Process for adjusting the whiteness of cellulose pulp treated with hydrogen peroxide or a similar product Expired FR1524581A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR107651A FR1524581A (en) 1966-05-25 1967-05-24 Process for adjusting the whiteness of cellulose pulp treated with hydrogen peroxide or a similar product

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE28553 1966-05-25
FR107651A FR1524581A (en) 1966-05-25 1967-05-24 Process for adjusting the whiteness of cellulose pulp treated with hydrogen peroxide or a similar product

Publications (1)

Publication Number Publication Date
FR1524581A true FR1524581A (en) 1968-05-10

Family

ID=25647072

Family Applications (1)

Application Number Title Priority Date Filing Date
FR107651A Expired FR1524581A (en) 1966-05-25 1967-05-24 Process for adjusting the whiteness of cellulose pulp treated with hydrogen peroxide or a similar product

Country Status (1)

Country Link
FR (1) FR1524581A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2537177A1 (en) * 1982-09-14 1984-06-08 Sca Development Ab Peroxide-bleaching of cellulose pulp obtd. in high yield
WO1988003190A1 (en) * 1986-10-24 1988-05-05 Call Hans Peter Process for producing cellulose from lignin-containing raw materials

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2537177A1 (en) * 1982-09-14 1984-06-08 Sca Development Ab Peroxide-bleaching of cellulose pulp obtd. in high yield
WO1988003190A1 (en) * 1986-10-24 1988-05-05 Call Hans Peter Process for producing cellulose from lignin-containing raw materials

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