FI960799A0 - Menetelmä lämmön ja valon aiheuttaman vaaleuden huononemisen vähentämiseksi ligniinipitoisissa massoissa - Google Patents

Menetelmä lämmön ja valon aiheuttaman vaaleuden huononemisen vähentämiseksi ligniinipitoisissa massoissa

Info

Publication number
FI960799A0
FI960799A0 FI960799A FI960799A FI960799A0 FI 960799 A0 FI960799 A0 FI 960799A0 FI 960799 A FI960799 A FI 960799A FI 960799 A FI960799 A FI 960799A FI 960799 A0 FI960799 A0 FI 960799A0
Authority
FI
Finland
Prior art keywords
lignin
brightness
light
reducing heat
induced deterioration
Prior art date
Application number
FI960799A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI960799L (fi
FI960799A7 (fi
Inventor
Raymond C Francis
Daniel B Evans
Original Assignee
Univ New York State Res Found
Minerals Tech Inc
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 Univ New York State Res Found, Minerals Tech Inc filed Critical Univ New York State Res Found
Publication of FI960799L publication Critical patent/FI960799L/fi
Publication of FI960799A7 publication Critical patent/FI960799A7/fi
Publication of FI960799A0 publication Critical patent/FI960799A0/fi

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI960799A 1993-08-25 1994-08-24 Menetelmä lämmön ja valon aiheuttaman vaaleuden huononemisen vähentämiseksi ligniinipitoisissa massoissa FI960799A0 (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/111,627 US5360515A (en) 1993-08-25 1993-08-25 Method for reducing thermal and light-induced brightness reversion in lignin-containing pulps
PCT/US1994/009510 WO1995006163A1 (en) 1993-08-25 1994-08-24 Method for reducing thermal and light-induced brightness reversion in lignin-containing pulps

Publications (3)

Publication Number Publication Date
FI960799L FI960799L (fi) 1996-02-22
FI960799A7 FI960799A7 (fi) 1996-02-22
FI960799A0 true FI960799A0 (fi) 1996-02-22

Family

ID=22339563

Family Applications (1)

Application Number Title Priority Date Filing Date
FI960799A FI960799A0 (fi) 1993-08-25 1994-08-24 Menetelmä lämmön ja valon aiheuttaman vaaleuden huononemisen vähentämiseksi ligniinipitoisissa massoissa

Country Status (19)

Country Link
US (2) US5360515A (OSRAM)
EP (1) EP0716721A4 (OSRAM)
JP (1) JPH09504834A (OSRAM)
KR (1) KR960704118A (OSRAM)
CN (3) CN1043914C (OSRAM)
AU (1) AU680688B2 (OSRAM)
BR (1) BR9407295A (OSRAM)
CA (1) CA2170051A1 (OSRAM)
CZ (1) CZ50696A3 (OSRAM)
FI (1) FI960799A0 (OSRAM)
HU (1) HUT77539A (OSRAM)
MY (1) MY130042A (OSRAM)
NO (1) NO960654L (OSRAM)
NZ (1) NZ273745A (OSRAM)
PL (1) PL313042A1 (OSRAM)
RU (1) RU2121026C1 (OSRAM)
SK (1) SK24996A3 (OSRAM)
TW (1) TW275092B (OSRAM)
WO (1) WO1995006163A1 (OSRAM)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5360515A (en) * 1993-08-25 1994-11-01 The Research Foundation Of The State University Of New York Method for reducing thermal and light-induced brightness reversion in lignin-containing pulps
MX9704911A (es) * 1994-12-28 1997-10-31 Minerals Tech Inc Blanqueo de papel rellenado.
US6447644B1 (en) 1997-07-23 2002-09-10 Ciba Specialty Chemicals Corporation Inhibition of pulp and paper yellowing using nitroxides, hydroxylamines and other coadditives
BR9811525A (pt) 1997-07-23 2000-09-05 Ciba Sc Holding Ag Inibição de amarelecimento de polpa e papel com o uso de nitróxidos e outros coaditivos
US6193837B1 (en) 1997-09-19 2001-02-27 Midwest Research Institute Preparation of brightness stabilization agent for lignin containing pulp from biomass pyrolysis oils
WO2002025007A2 (en) * 2000-09-18 2002-03-28 Pulp And Paper Research Institute Of Canada Light-stable lignocellulosic materials and their production_____
FR2831565B1 (fr) * 2001-10-30 2004-03-12 Internat Paper Sa Nouvelle pate a papier mecanique blanchie et son procede de fabrication
US6849158B2 (en) 2002-12-20 2005-02-01 Kimberly-Clark Worldwide, Inc. Process for manufacturing a cellulosic paper product exhibiting reduced malodor
US20040118536A1 (en) * 2002-12-20 2004-06-24 Kimberly-Clark Worldwide, Inc. Process for manufacturing a cellulosic paper product exhibiting reduced malodor
JP4666450B2 (ja) * 2003-06-30 2011-04-06 日本製紙株式会社 印刷用紙の製造方法
RU2387751C2 (ru) * 2005-04-08 2010-04-27 Налко Компани Улучшенные композиции и способы производства бумаги
US7914646B2 (en) * 2006-07-21 2011-03-29 Nalco Company Compositions and processes for paper production

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4383889A (en) * 1981-09-08 1983-05-17 Nalco Chemical Company Pulp refining process and additive therefor
SE456168C (sv) * 1987-02-27 1991-08-12 Mo Och Domsjoe Ab Foerfarande foer ljushetsstabilisering av blekt lignininnehaallande cellulosamassa
US4871423A (en) * 1987-08-10 1989-10-03 Hoechst Celanese Corporation Enhanced dithionite bleaching
US5043017A (en) * 1990-03-09 1991-08-27 Pfizer Inc. Acid-stabilized calcium carbonate, process for its production and method for its use in the manufacture of acidic paper
US5156719A (en) * 1990-03-09 1992-10-20 Pfizer Inc. Acid-stabilized calcium carbonate, process for its production and method for its use in the manufacture of acidic paper
US5080754A (en) * 1990-07-20 1992-01-14 The Research Foundation Of State University Of Ny Method for reducing brightness reversion in lignin-containing pulps and article of manufacture thereof
US5376495A (en) * 1990-11-29 1994-12-27 Fuji Photo Film Co., Ltd. Light-sensitive heat-sensitive recording material
SE468054B (sv) * 1990-12-03 1992-10-26 Mo Och Domsjoe Ab Papper samt foerfarande foer framstaellning av papper
CA2063351C (en) * 1992-03-18 1996-08-13 Stanley Alan Heimburger Process for bleaching hardwood pulp
US5360515A (en) * 1993-08-25 1994-11-01 The Research Foundation Of The State University Of New York Method for reducing thermal and light-induced brightness reversion in lignin-containing pulps

Also Published As

Publication number Publication date
FI960799L (fi) 1996-02-22
JPH09504834A (ja) 1997-05-13
US5443634A (en) 1995-08-22
CN1215109A (zh) 1999-04-28
HUT77539A (hu) 1998-05-28
SK24996A3 (en) 1996-10-02
CN1043914C (zh) 1999-06-30
KR960704118A (ko) 1996-08-31
BR9407295A (pt) 1996-10-01
US5360515A (en) 1994-11-01
AU7715894A (en) 1995-03-21
EP0716721A4 (en) 1998-03-04
RU2121026C1 (ru) 1998-10-27
CN1132534A (zh) 1996-10-02
CN1227886A (zh) 1999-09-08
PL313042A1 (en) 1996-05-27
EP0716721A1 (en) 1996-06-19
MY130042A (en) 2007-05-31
FI960799A7 (fi) 1996-02-22
WO1995006163A1 (en) 1995-03-02
CZ50696A3 (en) 1996-08-14
CA2170051A1 (en) 1995-03-02
NO960654D0 (no) 1996-02-19
NZ273745A (en) 1998-07-28
AU680688B2 (en) 1997-08-07
TW275092B (OSRAM) 1996-05-01
HU9600428D0 (en) 1996-04-29
NO960654L (no) 1996-02-19

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