ES394982A1 - Un metodo para la produccion de una pulpa kraft decolorada. - Google Patents

Un metodo para la produccion de una pulpa kraft decolorada.

Info

Publication number
ES394982A1
ES394982A1 ES394982A ES394982A ES394982A1 ES 394982 A1 ES394982 A1 ES 394982A1 ES 394982 A ES394982 A ES 394982A ES 394982 A ES394982 A ES 394982A ES 394982 A1 ES394982 A1 ES 394982A1
Authority
ES
Spain
Prior art keywords
butyl hydroperoxide
brightening
kraft pulp
tertiary butyl
pulp
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
ES394982A
Other languages
English (en)
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.)
Atlantic Richfield Co
Original Assignee
Atlantic Richfield Co
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 Atlantic Richfield Co filed Critical Atlantic Richfield Co
Publication of ES394982A1 publication Critical patent/ES394982A1/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
    • 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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
ES394982A 1970-09-15 1971-09-10 Un metodo para la produccion de una pulpa kraft decolorada. Expired ES394982A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7249170A 1970-09-15 1970-09-15

Publications (1)

Publication Number Publication Date
ES394982A1 true ES394982A1 (es) 1974-03-16

Family

ID=22107940

Family Applications (1)

Application Number Title Priority Date Filing Date
ES394982A Expired ES394982A1 (es) 1970-09-15 1971-09-10 Un metodo para la produccion de una pulpa kraft decolorada.

Country Status (10)

Country Link
US (1) US3707438A (es)
BE (1) BE772260A (es)
BR (1) BR7105955D0 (es)
CA (1) CA951856A (es)
DE (1) DE2145212A1 (es)
ES (1) ES394982A1 (es)
FR (1) FR2107366A5 (es)
GB (1) GB1318131A (es)
IT (1) IT939406B (es)
NL (1) NL7112585A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2219505C3 (de) * 1972-04-21 1974-10-17 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Chlorfreie Mehrstufenbleiche von Zellstoff
US4797010A (en) * 1987-09-22 1989-01-10 Nabisco Brands, Inc. Reheatable, resealable package for fried food

Also Published As

Publication number Publication date
FR2107366A5 (es) 1972-05-05
DE2145212A1 (de) 1972-05-25
BE772260A (fr) 1972-03-06
GB1318131A (en) 1973-05-23
BR7105955D0 (pt) 1973-05-31
US3707438A (en) 1972-12-26
IT939406B (it) 1973-02-10
NL7112585A (es) 1972-03-17
CA951856A (en) 1974-07-30

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