BR9100592A - PROCESS FOR THE PRODUCTION OF PULP OF MATERIAL CONTAINING LIGNOCELLULOSIS - Google Patents

PROCESS FOR THE PRODUCTION OF PULP OF MATERIAL CONTAINING LIGNOCELLULOSIS

Info

Publication number
BR9100592A
BR9100592A BR919100592A BR9100592A BR9100592A BR 9100592 A BR9100592 A BR 9100592A BR 919100592 A BR919100592 A BR 919100592A BR 9100592 A BR9100592 A BR 9100592A BR 9100592 A BR9100592 A BR 9100592A
Authority
BR
Brazil
Prior art keywords
lignocellulosis
pulp
production
material containing
containing lignocellulosis
Prior art date
Application number
BR919100592A
Other languages
Portuguese (pt)
Inventor
Stephanus Jacobus Raubenheimer
Original Assignee
Sappi Ltd
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 Sappi Ltd filed Critical Sappi Ltd
Publication of BR9100592A publication Critical patent/BR9100592A/en

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping processes
    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/26—Multistage processes
BR919100592A 1990-02-12 1991-02-13 PROCESS FOR THE PRODUCTION OF PULP OF MATERIAL CONTAINING LIGNOCELLULOSIS BR9100592A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA901031 1990-02-12

Publications (1)

Publication Number Publication Date
BR9100592A true BR9100592A (en) 1991-10-29

Family

ID=25580010

Family Applications (2)

Application Number Title Priority Date Filing Date
BR919100565A BR9100565A (en) 1990-02-12 1991-02-08 PROCESS FOR THE PRODUCTION OF QUALITY DISSOLVENT PULP AND PROCESS FOR REDUCING THE CONTENT OF UNPOLORED PULP LIGNIN
BR919100592A BR9100592A (en) 1990-02-12 1991-02-13 PROCESS FOR THE PRODUCTION OF PULP OF MATERIAL CONTAINING LIGNOCELLULOSIS

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BR919100565A BR9100565A (en) 1990-02-12 1991-02-08 PROCESS FOR THE PRODUCTION OF QUALITY DISSOLVENT PULP AND PROCESS FOR REDUCING THE CONTENT OF UNPOLORED PULP LIGNIN

Country Status (10)

Country Link
EP (1) EP0442806A1 (en)
AU (1) AU643746B2 (en)
BR (2) BR9100565A (en)
CA (1) CA2036311A1 (en)
FI (1) FI910655A (en)
MW (1) MW191A1 (en)
NZ (1) NZ237098A (en)
PT (1) PT96722A (en)
RU (1) RU2037594C1 (en)
ZW (1) ZW1191A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6057438A (en) * 1996-10-11 2000-05-02 Eastman Chemical Company Process for the co-production of dissolving-grade pulp and xylan
WO1999016960A1 (en) * 1997-10-01 1999-04-08 Weyerhaeuser Company Cellulose treatment and the resulting product
CN101180432A (en) 2005-05-24 2008-05-14 国际纸业公司 Modified kraft fibers
KR20110123184A (en) 2010-05-06 2011-11-14 바히아 스페셜티 셀룰로스 에스에이 Method and system for high alpha dissolving pulp production
CN104345126B (en) * 2014-09-23 2016-02-17 周栋 A kind of method of Fast Evaluation principal columns of a hall wood sulfate pulping technique
CN104330525B (en) * 2014-09-24 2016-03-23 梁朔 A kind of method of Fast Evaluation Eucalyptus soda anthraquinone process technique
CN107074977A (en) 2014-11-12 2017-08-18 瑞恩麦特克斯股份有限公司 The method for coalescing material
SE538752C2 (en) * 2014-11-21 2016-11-08 Innventia Ab Process for the production of a treated pulp, treated pulp, and textile fibres produced from the treated pulp
GB2534589A (en) * 2015-01-28 2016-08-03 Innovia Films Ltd Process
SG10201503723TA (en) * 2015-05-12 2016-12-29 Pt Sateri Viscose Internat Dissolving Pulp
FI130070B (en) * 2018-03-07 2023-01-31 Andritz Oy Method of producing dissolving pulp
FI130568B (en) 2020-07-06 2023-11-21 Amppc Finland Oy A cooking method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2301314A (en) * 1935-02-16 1942-11-10 Univ Minnesota Board Of Regent Process of making alpha cellulose

Also Published As

Publication number Publication date
RU2037594C1 (en) 1995-06-19
NZ237098A (en) 1994-01-26
EP0442806A1 (en) 1991-08-21
AU7098791A (en) 1991-08-15
FI910655A (en) 1991-08-13
MW191A1 (en) 1991-09-10
BR9100565A (en) 1991-10-29
FI910655A0 (en) 1991-02-11
PT96722A (en) 1991-10-31
AU643746B2 (en) 1993-11-25
ZW1191A1 (en) 1991-08-28
CA2036311A1 (en) 1991-08-13

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