PT83406B - PROCESS FOR THE PREPARATION AND BLEACHING OF HIGH PERFORMANCE CELLULOSE PULP - Google Patents

PROCESS FOR THE PREPARATION AND BLEACHING OF HIGH PERFORMANCE CELLULOSE PULP

Info

Publication number
PT83406B
PT83406B PT8340686A PT8340686A PT83406B PT 83406 B PT83406 B PT 83406B PT 8340686 A PT8340686 A PT 8340686A PT 8340686 A PT8340686 A PT 8340686A PT 83406 B PT83406 B PT 83406B
Authority
PT
Portugal
Prior art keywords
bleaching
preparation
high performance
cellulose pulp
performance cellulose
Prior art date
Application number
PT8340686A
Other languages
Portuguese (pt)
Other versions
PT83406A (en
Inventor
Victor M Gentile Jr
Harry D Wilder
Original Assignee
Scott Paper 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25113415&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT83406(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Scott Paper Co filed Critical Scott Paper Co
Publication of PT83406A publication Critical patent/PT83406A/en
Publication of PT83406B publication Critical patent/PT83406B/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D21B1/16—Disintegrating in mills in the presence of chemical agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means
PT8340686A 1985-09-20 1986-09-19 PROCESS FOR THE PREPARATION AND BLEACHING OF HIGH PERFORMANCE CELLULOSE PULP PT83406B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77845785A 1985-09-20 1985-09-20

Publications (2)

Publication Number Publication Date
PT83406A PT83406A (en) 1986-10-01
PT83406B true PT83406B (en) 1989-05-12

Family

ID=25113415

Family Applications (1)

Application Number Title Priority Date Filing Date
PT8340686A PT83406B (en) 1985-09-20 1986-09-19 PROCESS FOR THE PREPARATION AND BLEACHING OF HIGH PERFORMANCE CELLULOSE PULP

Country Status (10)

Country Link
EP (1) EP0239583B2 (en)
AR (1) AR243622A1 (en)
AU (3) AU605745B2 (en)
BR (1) BR8606875A (en)
CA (1) CA1274657A (en)
DE (1) DE3676490D1 (en)
ES (1) ES2002755A6 (en)
MX (1) MX174399B (en)
PT (1) PT83406B (en)
WO (1) WO1987001746A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE458690B (en) * 1986-11-06 1989-04-24 Sunds Defibrator MAKE MANUFACTURING MECHANICAL MASS FROM LIGNOCELLULOSALLY MATERIAL IN PIECE FORM WITH A LENGTH IN THE FIBER DIRECTION OF AT LEAST 200 MM
CA2057231A1 (en) * 1991-01-07 1992-07-08 Ulrike Tschirner Method of pretreating lignocellulosic materials prior to alkaline peroxide high yield pulping
FR2672315B1 (en) * 1991-01-31 1996-06-07 Hoechst France NEW PROCESS FOR REFINING PAPER PULP.
CN101321908B (en) * 2005-12-02 2011-08-17 阿克佐诺贝尔股份有限公司 Process of producing high-yield pulp
US8268122B2 (en) 2005-12-02 2012-09-18 Akzo Nobel N.V. Process of producing high-yield pulp
US9273270B2 (en) 2014-02-20 2016-03-01 Church & Dwight Co., Inc. Unit dose cleaning products for delivering a peroxide-containing bleaching agent

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE496197C (en) * 1928-05-15 1930-04-17 Carl G Schwalbe Dr Process for the production of pulp from lignified fibers
CA895757A (en) * 1970-04-03 1972-03-21 E. Worster Hans Single-stage soda-oxygen pulping
US4187141A (en) * 1975-02-24 1980-02-05 Alf Societe Anonyme Method of producing bleached mechanical pulp
SE436368B (en) * 1979-01-12 1984-12-03 Sunds Defibrator METHODS OF MANUFACTURING BLEACHED, MECHANICAL, CHEMICAL MECHANICAL AND SEMI-CHEMICAL MASSES OF LIGNOCELLULOSE FIBER MATERIALS
JPS63402A (en) * 1986-06-18 1988-01-05 Toyota Motor Corp Powdery raw material for sintered forming and sintered forming method for using same

Also Published As

Publication number Publication date
CA1274657A (en) 1990-10-02
EP0239583A4 (en) 1988-03-22
BR8606875A (en) 1987-11-03
ES2002755A6 (en) 1988-10-01
MX174399B (en) 1994-05-13
AU6225386A (en) 1987-04-07
AU663781B2 (en) 1995-10-19
AU3984493A (en) 1993-08-19
DE3676490D1 (en) 1991-02-07
EP0239583A1 (en) 1987-10-07
AU6658290A (en) 1991-01-31
AU605745B2 (en) 1991-01-24
WO1987001746A1 (en) 1987-03-26
AR243622A1 (en) 1993-08-31
PT83406A (en) 1986-10-01
EP0239583B2 (en) 1994-01-12
EP0239583B1 (en) 1991-01-02

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Effective date: 19950430