BR9307135A - Processo possuindo seletividade aumentada para alvejamento de polpa lignocelulósica - Google Patents

Processo possuindo seletividade aumentada para alvejamento de polpa lignocelulósica

Info

Publication number
BR9307135A
BR9307135A BR9307135A BR9307135A BR9307135A BR 9307135 A BR9307135 A BR 9307135A BR 9307135 A BR9307135 A BR 9307135A BR 9307135 A BR9307135 A BR 9307135A BR 9307135 A BR9307135 A BR 9307135A
Authority
BR
Brazil
Prior art keywords
increased selectivity
pulp bleaching
lignocellulosic pulp
lignocellulosic
bleaching
Prior art date
Application number
BR9307135A
Other languages
English (en)
Portuguese (pt)
Inventor
Thomas P Gandek
Original Assignee
Union Camp Patent Holding
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 Union Camp Patent Holding filed Critical Union Camp Patent Holding
Publication of BR9307135A publication Critical patent/BR9307135A/pt

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
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
    • 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
    • D21C9/001—Modification of pulp properties
    • D21C9/007—Modification of pulp properties by mechanical or physical means

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
BR9307135A 1992-10-01 1993-09-28 Processo possuindo seletividade aumentada para alvejamento de polpa lignocelulósica BR9307135A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US95500192A 1992-10-01 1992-10-01
US2754493A 1993-03-05 1993-03-05
PCT/US1993/009230 WO1994008087A1 (en) 1992-10-01 1993-09-28 Improved bleaching of high consistency lignocellulosic pulp

Publications (1)

Publication Number Publication Date
BR9307135A true BR9307135A (pt) 1999-07-27

Family

ID=26702594

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9307135A BR9307135A (pt) 1992-10-01 1993-09-28 Processo possuindo seletividade aumentada para alvejamento de polpa lignocelulósica

Country Status (14)

Country Link
EP (1) EP0663030A4 (ko)
JP (1) JPH08502327A (ko)
KR (1) KR950703683A (ko)
CN (1) CN1104274A (ko)
AU (1) AU671159B2 (ko)
BR (1) BR9307135A (ko)
CA (1) CA2144433A1 (ko)
FI (1) FI951533A0 (ko)
ID (1) ID925B (ko)
MY (1) MY110586A (ko)
NO (1) NO951190L (ko)
NZ (1) NZ256783A (ko)
RU (1) RU2115780C1 (ko)
WO (1) WO1994008087A1 (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9508224A (pt) * 1994-07-14 1997-10-28 Union Camp Patent Holding Processo tendo seletividade aumentada para alvejamento de polpa lignocelulósica alvejada
US5667974A (en) * 1995-06-07 1997-09-16 Abbott Laboratories Method for detecting nucleic acid sequences using competitive amplification
CN100345955C (zh) * 2006-02-25 2007-10-31 武汉市神虫液蜂蜜酒业有限公司 纯蜂蜜酒的酿造方法
EP3512996B1 (en) * 2016-09-14 2021-07-28 FPInnovations Method of transforming high consistency pulp fibers into pre-dispersed semi-dry and dry fibrous materials

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA902859A (en) * 1969-11-26 1972-06-20 Pulp And Paper Research Institute Of Canada Chemical reaction between a solid and a gas
NO131996C (ko) * 1973-10-04 1975-09-03 Papirind Forskningsinst
NO142091C (no) * 1977-10-17 1980-06-25 Myrens Verksted As Fremgangsmaate ved ozonbehandling av raffinoermekanisk og termomekanisk masse.
SE419603B (sv) * 1979-11-27 1981-08-17 Kamyr Ab Apparat for inblandning av behandlingsmedel i suspensioner
AU638017B2 (en) * 1990-05-17 1993-06-17 Union Camp Corporation Environmentally improved process for bleaching lignocellulosic materials
EP0492040A1 (en) * 1990-12-21 1992-07-01 Kamyr, Inc. Tumbling ozone reactor for paper pulp

Also Published As

Publication number Publication date
NO951190D0 (no) 1995-03-28
EP0663030A1 (en) 1995-07-19
WO1994008087A1 (en) 1994-04-14
ID925B (id) 1996-09-16
MY110586A (en) 1998-08-29
RU95110663A (ru) 1997-04-10
NO951190L (no) 1995-03-28
RU2115780C1 (ru) 1998-07-20
JPH08502327A (ja) 1996-03-12
NZ256783A (en) 1996-08-27
KR950703683A (ko) 1995-09-20
CA2144433A1 (en) 1994-04-14
AU5166593A (en) 1994-04-26
FI951533A (fi) 1995-03-31
EP0663030A4 (en) 1995-12-06
CN1104274A (zh) 1995-06-28
FI951533A0 (fi) 1995-03-31
AU671159B2 (en) 1996-08-15

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Legal Events

Date Code Title Description
FA Application withdrawn