SU1701117A3 - Способ обезвоживани бумажной массы - Google Patents

Способ обезвоживани бумажной массы Download PDF

Info

Publication number
SU1701117A3
SU1701117A3 SU874203419A SU4203419A SU1701117A3 SU 1701117 A3 SU1701117 A3 SU 1701117A3 SU 874203419 A SU874203419 A SU 874203419A SU 4203419 A SU4203419 A SU 4203419A SU 1701117 A3 SU1701117 A3 SU 1701117A3
Authority
SU
USSR - Soviet Union
Prior art keywords
paper
pulp
enzyme preparation
mechanical properties
mass
Prior art date
Application number
SU874203419A
Other languages
English (en)
Russian (ru)
Inventor
Фюнтес Жан-Люк
Робер Мишель
Original Assignee
Ла Селлюлоз Дю Пэн (Фирма)
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=9339156&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SU1701117(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ла Селлюлоз Дю Пэн (Фирма) filed Critical Ла Селлюлоз Дю Пэн (Фирма)
Application granted granted Critical
Publication of SU1701117A3 publication Critical patent/SU1701117A3/ru

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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Paper (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
SU874203419A 1986-09-22 1987-09-21 Способ обезвоживани бумажной массы SU1701117A3 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8613208A FR2604198B1 (fr) 1986-09-22 1986-09-22 Procede de traitement d'une pate papetiere par une solution enzymatique.

Publications (1)

Publication Number Publication Date
SU1701117A3 true SU1701117A3 (ru) 1991-12-23

Family

ID=9339156

Family Applications (1)

Application Number Title Priority Date Filing Date
SU874203419A SU1701117A3 (ru) 1986-09-22 1987-09-21 Способ обезвоживани бумажной массы

Country Status (12)

Country Link
US (2) US4923565A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0262040B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH07107234B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE82339T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1340724C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3782602T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES2043679T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FI (1) FI87242C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2604198B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GR (1) GR3007008T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO172858C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SU (1) SU1701117A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2361977C2 (ru) * 2004-01-26 2009-07-20 Налко Компани Способ применения полимеров, функционализированных альдегидом, для улучшения обезвоживания в бумагоделательных машинах
RU2717509C1 (ru) * 2015-09-03 2020-03-23 Соленис Текнолоджиз, Л.П. Способ изготовления лигноцеллюлозной бумаги и бумажных продуктов
RU2721135C2 (ru) * 2015-08-22 2020-05-18 Неозайм Интернэшнл, Инк. Композиция добавки для производства бумаги, способ и её применение

Families Citing this family (96)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5298405A (en) * 1986-04-30 1994-03-29 Alko Limited Enzyme preparations with recombinantly-altered cellulose profiles and methods for their production
FR2629108A1 (fr) * 1988-03-22 1989-09-29 Du Pin Cellulose Procede de fabrication de papiers ou cartons a partir de fibres recyclees, traitees avec des enzymes
FI81394C (fi) * 1988-07-22 1993-07-20 Genencor Int Europ Foerfarande foer behandling av massa med enzymer
JP2805313B2 (ja) * 1988-08-18 1998-09-30 王子製紙 株式会社 古紙の脱墨処理法
CA2003503A1 (en) * 1988-11-23 1990-05-23 Roberta Lee Farrell Use of aureobasidium pullulans in pulp bleaching
FI85041C (fi) * 1989-01-16 1992-02-25 Enso Gutzeit Oy Foerfarande foer att bringa pappersmassa pao en pappersmaskins vira.
US5179021A (en) * 1989-02-10 1993-01-12 Gil Inc. (Now Ici Canada Inc.) Pulp bleaching process comprising oxygen delignification and xylanase enzyme treatment
FI87372C (fi) * 1989-03-30 1992-12-28 Genencor Int Europ Foerfarande foer framstaellning av fluffmassa med foerbaettrad rivbarhet
KR960016598B1 (ko) * 1989-05-16 1996-12-16 재단법인 한국화학연구소 고지의 생물학적 탈묵에 의한 재생방법
FR2652595B1 (fr) * 1989-10-02 1995-03-31 Pin Cellulose Du Procede de traitement d'une pate papetiere par une preparation enzymatique pour la fabrication de papier ou carton.
FI83182C (fi) * 1989-12-27 1991-06-10 Kone Oy Foerfarande och anordning foer avbarkning av traed.
SE465320B (sv) * 1990-01-10 1991-08-26 Korsnaes Ab Preparat som uppvisar enzymatisk delignifieringsaktivitet, saett att framstaella detsamma och tillaempningar daerav
DK80390D0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1990-03-29 1990-03-29 Novo Nordisk As
DK80290D0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1990-03-29 1990-03-29 Novo Nordisk As
FR2660674B1 (fr) * 1990-04-06 1992-06-12 Du Pin Cellulose Procede de traitement d'eaux recyclees destinees a diluer une pate papetiere.
US5326477A (en) * 1990-05-07 1994-07-05 Bio-Sep, Inc. Process for digesting solid waste
US5837515A (en) * 1990-05-16 1998-11-17 Alko-Yhtiot Oy Enzyme preparations and methods for their production
ATE217014T1 (de) * 1991-02-21 2002-05-15 Genencor Int Verfahren zur umwandlung von cellulosematerial in kristalline cellulose
FI93230C (fi) * 1991-03-22 1995-03-10 Genencor Int Europ Menetelmä mekaanisen massan pihkavaikeuksien vähentämiseksi
DK73891D0 (da) * 1991-04-22 1991-04-22 Novo Nordisk As Enzymbehandling
FI90670C (sv) * 1991-05-02 1994-03-10 Metsae Serla Oy Behandling av alkalibehandlad massa för användning i pappersframställning
FI108800B (fi) * 1991-05-07 2002-03-28 Iogen Corp Menetelmä ja laitteisto entsyymin käyttämiseksi paperimassan valmistuksessa ja valkaisussa
US5228954A (en) * 1991-05-28 1993-07-20 The Procter & Gamble Cellulose Company Cellulose pulps of selected morphology for improved paper strength potential
US5250353A (en) * 1991-06-11 1993-10-05 International Paper Company Enhanced paper and paperboard biodegradability
US5169497A (en) * 1991-10-07 1992-12-08 Nalco Chemical Company Application of enzymes and flocculants for enhancing the freeness of paper making pulp
US5348620A (en) * 1992-04-17 1994-09-20 Kimberly-Clark Corporation Method of treating papermaking fibers for making tissue
US5501768A (en) * 1992-04-17 1996-03-26 Kimberly-Clark Corporation Method of treating papermaking fibers for making tissue
US5370770A (en) * 1992-11-09 1994-12-06 The Mead Corporation Method for deinking printed waste paper using soybean peroxidase
US5370999A (en) * 1992-12-17 1994-12-06 Colorado State University Research Foundation Treatment of fibrous lignocellulosic biomass by high shear forces in a turbulent couette flow to make the biomass more susceptible to hydrolysis
WO1994017237A1 (fr) * 1993-01-22 1994-08-04 Mitsubishi Paper Mills Limited Procede de traitement de pre-blanchiment utilisant une enzyme pour la pate chimique
FI92500C (fi) * 1993-03-03 1994-11-25 Valtion Teknillinen Menetelmä mekaanisen massan valmistamiseksi
US5843764A (en) * 1993-05-21 1998-12-01 Martin Marietta Energy Systems, Inc. Method for separating the non-inked cellulose fibers from the inked cellulose fibers in cellulosic materials
US5405499A (en) * 1993-06-24 1995-04-11 The Procter & Gamble Company Cellulose pulps having improved softness potential
ATE212088T1 (de) * 1993-10-04 2002-02-15 Novozymes As Verfahren zur herstellung von kaschiertem karton und wellpappenmittellage
US5423946A (en) * 1994-03-07 1995-06-13 Nalco Chemical Company Cationic anionic polyelectrolytes for enhancing the freeness of paper pulp
EP1632557B1 (en) 1994-03-08 2011-02-23 Novozymes A/S Novel alkaline cellulases
WO1995026398A1 (en) * 1994-03-28 1995-10-05 Novo Nordisk A/S A modified cellulase and an enzyme preparation comprising a modified cellulase
US5620565A (en) * 1994-06-29 1997-04-15 Kimberly-Clark Corporation Production of soft paper products from high and low coarseness fibers
US6001218A (en) * 1994-06-29 1999-12-14 Kimberly-Clark Worldwide, Inc. Production of soft paper products from old newspaper
US6074527A (en) * 1994-06-29 2000-06-13 Kimberly-Clark Worldwide, Inc. Production of soft paper products from coarse cellulosic fibers
US5582681A (en) * 1994-06-29 1996-12-10 Kimberly-Clark Corporation Production of soft paper products from old newspaper
US5679218A (en) * 1994-07-29 1997-10-21 The Procter & Gamble Company Tissue paper containing chemically softened coarse cellulose fibers
US6300114B1 (en) 1994-07-29 2001-10-09 Rohm Enzyme Finland Oy Sequences of xylanase and xylanase expression vectors
US5935836A (en) * 1994-07-29 1999-08-10 Rohm Enzyme Finland Oy Actinomadura xylanase sequences and methods of use
US7816129B2 (en) 1994-07-29 2010-10-19 Ab Enzymes Gmbh Production and secretion of proteins of bacterial origin in filamentous fungi
US5871730A (en) * 1994-07-29 1999-02-16 Universite De Sherbrooke Thermostable xylanase DNA, protein and methods of use
JPH0849187A (ja) * 1994-08-05 1996-02-20 New Oji Paper Co Ltd オフセット印刷用塗工紙
US5501770A (en) * 1994-08-12 1996-03-26 Nalco Chemical Company Enzymes in combination with polyelectrolytes for enhancing the freeness of clarified sludge in papermaking
JPH10507073A (ja) * 1994-10-06 1998-07-14 ノボ ノルディスク アクティーゼルスカブ エンドグルカナーゼ活性を有する酵素及び酵素調製品
US5525193A (en) * 1994-10-26 1996-06-11 Novo Nordisk A/S Use of monocomponent cellulase for removing inks, coatings, and toners from printed paper
US5725732A (en) * 1994-11-18 1998-03-10 P. H. Glatfelter Company Process for treating hardwood pulp with an enzyme mixture to reduce vessel element picking
US5770012A (en) * 1994-11-18 1998-06-23 P. H. Glatfelter Co. Process for treating paper machine stock containing bleached hardwood pulp with an enzyme mixture to reduce vessel element picking
WO1996019570A1 (en) * 1994-12-22 1996-06-27 Novo Nordisk A/S An enzyme preparation with cellulytic activity
GB2296513B (en) * 1994-12-24 1998-07-29 Ciba Geigy Ag Paper treatment
DE815209T1 (de) 1995-03-17 1998-06-25 Novonordisk As Neue endoglukanase
WO1998006892A1 (en) * 1996-08-16 1998-02-19 International Paper Company Enzymatic freeness enhancement
US6451063B1 (en) * 1996-09-25 2002-09-17 Genencor International, Inc. Cellulase for use in industrial processes
US6057438A (en) * 1996-10-11 2000-05-02 Eastman Chemical Company Process for the co-production of dissolving-grade pulp and xylan
US6296736B1 (en) 1997-10-30 2001-10-02 Kimberly-Clark Worldwide, Inc. Process for modifying pulp from recycled newspapers
WO1998038328A1 (en) * 1997-02-28 1998-09-03 Novo Nordisk A/S Method for producing cellulose derivatives
US6146494A (en) * 1997-06-12 2000-11-14 The Procter & Gamble Company Modified cellulosic fibers and fibrous webs containing these fibers
US6387210B1 (en) 1998-09-30 2002-05-14 Kimberly-Clark Worldwide, Inc. Method of making sanitary paper product from coarse fibers
US6939437B1 (en) 1999-11-19 2005-09-06 Buckman Laboratories International, Inc. Paper making processes using enzyme and polymer combinations
US8037717B2 (en) * 2001-10-26 2011-10-18 Corning Incorporated Methods and apparatus for pulsed doping or drying a soot preform
US7125471B2 (en) * 2001-11-29 2006-10-24 Buckman Laboratories International, Inc. Papermaking process using enzyme-treated sludge, and products
WO2004101889A2 (en) * 2003-05-06 2004-11-25 Novozymes North America, Inc. Use of hemicellulase composition in mechanical pulp production
WO2005071160A2 (en) * 2004-01-23 2005-08-04 Buckman Laboratories International, Inc. Process for making paper
GB0425102D0 (en) * 2004-11-15 2004-12-15 Ciba Spec Chem Water Treat Ltd Polymeric compositions and methods of employing them in papermaking processes
US20070029059A1 (en) * 2005-08-08 2007-02-08 Yassin Elgarhy Enzymatic opacifying composition for paper, pulp or paperboard, processes using same and pulp, paper or paperboard produced therefrom
CA2666100A1 (en) * 2005-10-11 2007-04-19 Earnest Stuart Device and method for treating biomass
DE07709298T1 (de) * 2006-02-08 2014-01-30 Stfi-Packforsk Ab Verfahren zur Herstellung von mikrofibrillierter Cellulose
BRPI0806921A2 (pt) * 2007-01-18 2014-04-29 Danisco Us Inc Genecor Division Endoglicanase ii modificada e métodos de uso
WO2008132747A1 (en) * 2007-05-01 2008-11-06 Yissum, Research Development Company Of The Hebrew University Of Jerusalem An assay and kit and device for removing amylase from body fluids
JP5155925B2 (ja) * 2009-03-31 2013-03-06 大王製紙株式会社 新聞用紙
MX2012004407A (es) * 2009-10-16 2012-05-08 Procter & Gamble Estructuras fibrosas que comprenden fibras de pulpa de madera dura tratadas con enzimas.
WO2012015452A1 (en) * 2009-11-11 2012-02-02 International Paper Company Effect of low dose xylanase on pulp in prebleach treatment process
CA2796258C (en) 2010-04-15 2018-06-12 Buckman Laboratories International, Inc. Paper making processes and system using enzyme and cationic coagulant combination
FR2965570B1 (fr) 2010-09-30 2012-11-02 Arjo Wiggins Fine Papers Ltd Procede de raffinage en milieu enzymatique d'une pate papetiere comportant des fibres cellulosiques afin de reduire leur longueur
US10334856B2 (en) 2012-05-29 2019-07-02 Neozyme International, Inc. Non-toxic pest control compositions and methods and uses thereof
HUE051969T2 (hu) 2012-05-29 2021-04-28 Neozyme Inernational Inc Biokatalitikus összetétel, amely hasznos a talaj kondicionálásában
US10557234B2 (en) 2012-05-29 2020-02-11 Neozyme International, Inc. Papermaking additive compositions and methods and uses thereof
US10681914B2 (en) 2012-05-29 2020-06-16 Neozyme International, Inc. Non-toxic plant agent compositions and methods and uses thereof
US9879361B2 (en) 2012-08-24 2018-01-30 Domtar Paper Company, Llc Surface enhanced pulp fibers, methods of making surface enhanced pulp fibers, products incorporating surface enhanced pulp fibers, and methods of making products incorporating surface enhanced pulp fibers
CN103526623B (zh) * 2013-10-31 2016-02-24 昆明理工大学 一种木聚糖酶预处理提高氧碱法制浆效果的方法
US11473245B2 (en) 2016-08-01 2022-10-18 Domtar Paper Company Llc Surface enhanced pulp fibers at a substrate surface
JP2019534391A (ja) 2016-09-16 2019-11-28 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ セルラーゼ酵素を含有するパルプの変性方法及びそれらの製品
CA3041057A1 (en) 2016-10-18 2018-04-26 Domtar Paper Company, Llc Method for production of filler loaded surface enhanced pulp fibers
CA3088962A1 (en) 2018-02-05 2019-08-08 Harshad PANDE Paper products and pulps with surface enhanced pulp fibers and increased absorbency, and methods of making same
JP2021518492A (ja) 2018-03-15 2021-08-02 バックマン ラボラトリーズ インターナショナル，インコーポレイティド マーケットパルプを製造するための方法及びシステム並びにその製品
BR112021000294A2 (pt) * 2018-07-10 2021-04-06 Novozymes A/S Métodos de produção de papel ou cartão, de melhoria de pelo menos uma propriedade de uma pasta semifluida de polpa para uso em um moinho de papel ou cartão, de produção de uma polpa ou pasta semifluida de polpa, de produção de papel ou cartão ou para produção de uma polpa ou pasta semifluida de polpa, polpa ou pasta semifluida de polpa tratada, produto de papel ou cartão produzido usando a pasta semifluida de polpa tratada, e, mistura
CA3134990A1 (en) 2019-03-26 2020-10-01 Domtar Paper Company, Llc Paper products subjected to a surface treatment comprising enzyme-treated surface enhanced pulp fibers and methods of making the same
WO2021061747A1 (en) 2019-09-23 2021-04-01 Domtar Paper Company, Llc Paper products incorporating surface enhanced pulp fibers and having decoupled wet and dry strengths and methods of making the same
CA3150203A1 (en) 2019-09-23 2021-04-01 Bradley Langford PAPER HANDKERCHIEFS AND NAPKINS INCORPORATING SURFACE ENLARGED PAPER PULP FIBERS AND METHODS OF MAKING THEREOF
CA3156991A1 (en) 2019-10-07 2021-04-15 Domtar Paper Company, Llc Molded pulp products incorporating surface enhanced pulp fibers and methods of making the same
IL297629A (en) 2020-04-26 2022-12-01 Neozyme Int Inc Dry powdered compositions and methods and uses thereof
BR112022021701A2 (pt) 2020-04-26 2023-03-07 Neozyme Int Inc Composições de extinção de incêndio não tóxicas, dispositivos e métodos de uso das mesmas

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR767627A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1934-07-20
US3041246A (en) * 1959-12-28 1962-06-26 Hammermill Massachusetts Paper Enzymatic conversion of cellulosic fibers
US3406089A (en) * 1964-10-02 1968-10-15 Kimberly Clark Co Process for the digestion of cellulosic material by enzymatic action of trametes suaveolens
US3616222A (en) * 1969-05-08 1971-10-26 Exxon Research Engineering Co Process for saccharification of cellulosic and woody tissues by fungi or enzymes from fungi
US3972775A (en) * 1974-06-28 1976-08-03 The United States Of America As Represented By The United States Energy Research And Development Administration Conversion of cellulosic materials to sugar
GB1495029A (en) * 1976-06-23 1977-12-14 Mumford C Treatment of waste paper
JPS55126395A (en) * 1979-03-23 1980-09-30 Babcock Hitachi Kk Repair welding method
JPS597439B2 (ja) * 1980-07-31 1984-02-18 株式会社日立製作所 セルロ−ス性物質の前処理方法
FR2557894B1 (fr) * 1984-01-10 1986-12-12 Centre Tech Ind Papier Procede de traitement de pates papetieres par une solution enzymatique favorisant la fibrillation et pates ainsi traitees.
FI81394C (fi) * 1988-07-22 1993-07-20 Genencor Int Europ Foerfarande foer behandling av massa med enzymer

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Патент US №3926718. кл D21 D3/00, 1975. Патент GB N 1268114, кл. D21 D3/00, 1968 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2361977C2 (ru) * 2004-01-26 2009-07-20 Налко Компани Способ применения полимеров, функционализированных альдегидом, для улучшения обезвоживания в бумагоделательных машинах
RU2721135C2 (ru) * 2015-08-22 2020-05-18 Неозайм Интернэшнл, Инк. Композиция добавки для производства бумаги, способ и её применение
RU2717509C1 (ru) * 2015-09-03 2020-03-23 Соленис Текнолоджиз, Л.П. Способ изготовления лигноцеллюлозной бумаги и бумажных продуктов

Also Published As

Publication number Publication date
NO873565L (no) 1988-03-23
FR2604198B1 (fr) 1989-07-07
US5308449A (en) 1994-05-03
EP0262040B1 (fr) 1992-11-11
NO172858C (no) 1993-09-15
ATE82339T1 (de) 1992-11-15
EP0262040A1 (fr) 1988-03-30
US4923565A (en) 1990-05-08
DE3782602D1 (de) 1992-12-17
NO172858B (no) 1993-06-07
FI874113A0 (fi) 1987-09-21
ES2043679T3 (es) 1994-01-01
FR2604198A1 (fr) 1988-03-25
NO873565D0 (no) 1987-08-24
FI87242C (fi) 1992-12-10
CA1340724C (fr) 1999-09-07
FI874113L (fi) 1988-03-23
GR3007008T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-07-30
JPS63145495A (ja) 1988-06-17
FI87242B (fi) 1992-08-31
DE3782602T2 (de) 1993-06-03
JPH07107234B2 (ja) 1995-11-15

Similar Documents

Publication Publication Date Title
SU1701117A3 (ru) Способ обезвоживани бумажной массы
US5110412A (en) Method of manufacture of paper or cardboard using recycled fibers treated with enzymes
EP3390714B1 (en) Method for producing paper, board or the like
FI101722B (fi) Menetelmä paperimassan käsittelemiseksi entsymaattisen valmisteen avul la
US6066233A (en) Method of improving pulp freeness using cellulase and pectinase enzymes
US6093282A (en) Method for recycling of old corrugated container using flotation and enzymatic hydrolysis
WO2001065002A3 (en) Method for adding an adsorbable chemical additive to pulp during the pulp processing and products made by said method
EP0755468B1 (en) Preparation process of paper for increasing filler contents and enhancing scott internal bond strength
EP1454014B1 (en) Papermaking process using enzyme-treated sludge, and products
NO174433B (no) Fremgangsmaate for aa unngaa harpiksproblemer ved fremstilling av mekanisk masse og/eller ved fremstilling av papir inneholdende slik masse
EP0576470B1 (en) A method for reducing pitch trouble in mechanical pulp
WO1997038164A1 (en) Paper pulp drainage aid
US3052594A (en) Slimicides
US20230167603A1 (en) Method for the production of paper products
Wong et al. High‐humidity performance of paperboard after treatment with xylanase, endoglucanse, and their combination
JPH05247880A (ja) 紙の製造方法
JPH06280179A (ja) 紙の製造方法
JPH0959893A (ja) 填料添加紙
CA2366428A1 (en) Paper making process with retention aid additives