BR9503623A - Processo para aperfeiçoar a capacidade de liberação de suspensão clarificada e processo para aperfeiçoar a capacidade de liberação de resíduos de papel de jornal - Google Patents

Processo para aperfeiçoar a capacidade de liberação de suspensão clarificada e processo para aperfeiçoar a capacidade de liberação de resíduos de papel de jornal

Info

Publication number
BR9503623A
BR9503623A BR9503623A BR9503623A BR9503623A BR 9503623 A BR9503623 A BR 9503623A BR 9503623 A BR9503623 A BR 9503623A BR 9503623 A BR9503623 A BR 9503623A BR 9503623 A BR9503623 A BR 9503623A
Authority
BR
Brazil
Prior art keywords
ability
release
improve
clarified suspension
newsprint waste
Prior art date
Application number
BR9503623A
Other languages
English (en)
Inventor
Jawed M Sarkar
Hanuman P Didwania
Original Assignee
Nalco Chemical 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=23111592&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9503623(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nalco Chemical Co filed Critical Nalco Chemical Co
Publication of BR9503623A publication Critical patent/BR9503623A/pt

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
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
    • D21H17/375—Poly(meth)acrylamide
    • 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
    • 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
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/14—Secondary fibres
    • 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
    • D21H17/005—Microorganisms or enzymes
    • 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
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/42—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
    • 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
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
    • D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
    • D21H17/45—Nitrogen-containing groups
    • D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/928—Paper mill waste, e.g. white water, black liquor treated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Biochemistry (AREA)
  • Paper (AREA)
BR9503623A 1994-08-12 1995-08-10 Processo para aperfeiçoar a capacidade de liberação de suspensão clarificada e processo para aperfeiçoar a capacidade de liberação de resíduos de papel de jornal BR9503623A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/289,451 US5501770A (en) 1994-08-12 1994-08-12 Enzymes in combination with polyelectrolytes for enhancing the freeness of clarified sludge in papermaking

Publications (1)

Publication Number Publication Date
BR9503623A true BR9503623A (pt) 1996-04-16

Family

ID=23111592

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9503623A BR9503623A (pt) 1994-08-12 1995-08-10 Processo para aperfeiçoar a capacidade de liberação de suspensão clarificada e processo para aperfeiçoar a capacidade de liberação de resíduos de papel de jornal

Country Status (7)

Country Link
US (2) US5501770A (pt)
EP (1) EP0696663B1 (pt)
JP (1) JPH0892889A (pt)
BR (1) BR9503623A (pt)
CA (1) CA2155906C (pt)
DE (1) DE69507858T2 (pt)
FI (1) FI107747B (pt)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998006892A1 (en) * 1996-08-16 1998-02-19 International Paper Company Enzymatic freeness enhancement
FI990444A (fi) * 1998-03-11 1999-09-12 Nalco Chemical Co Kuitumassan jauhautuneisuustilan lisäys
US6287418B1 (en) 1999-01-25 2001-09-11 Kimberly-Clark Worldwide, Inc. Modified vinyl polymers containing amphiphilic hydrocarbon moieties
CO5180563A1 (es) 1999-01-25 2002-07-30 Kimberly Clark Co Polimeros de vinilo modificados que contienen medios de hidrocarbono anfifilico de y el metodo para su fabricacion
US6224714B1 (en) * 1999-01-25 2001-05-01 Kimberly-Clark Worldwide, Inc. Synthetic polymers having hydrogen bonding capability and containing polysiloxane moieties
PT1250487E (pt) * 1999-11-19 2010-11-29 Buckman Labor Inc Processos de fabrico de papel utilizando combinações de enzima e polímero
US6939437B1 (en) 1999-11-19 2005-09-06 Buckman Laboratories International, Inc. Paper making processes using enzyme and polymer combinations
US6770170B2 (en) * 2000-05-16 2004-08-03 Buckman Laboratories International, Inc. Papermaking pulp including retention system
CN100402747C (zh) * 2000-05-17 2008-07-16 巴科曼实验室国际公司 造纸纸浆和包含酸性含水氧化铝溶胶的絮凝剂
US7125471B2 (en) * 2001-11-29 2006-10-24 Buckman Laboratories International, Inc. Papermaking process using enzyme-treated sludge, and products
US7214633B2 (en) * 2001-12-18 2007-05-08 Kimberly-Clark Worldwide, Inc. Polyvinylamine treatments to improve dyeing of cellulosic materials
US6824650B2 (en) * 2001-12-18 2004-11-30 Kimberly-Clark Worldwide, Inc. Fibrous materials treated with a polyvinylamine polymer
DE10164659C2 (de) * 2001-12-21 2003-10-30 Univ Dresden Tech Bindemittelfreier Faserdämmstoff und Verfahren zu dessen Herstellung
US6733674B2 (en) * 2002-01-29 2004-05-11 Ondeo Nalco Company Method of dewatering sludge using enzymes
US6733673B2 (en) * 2002-01-29 2004-05-11 Ondeo Nalco Company Method of dewatering sludge using enzymes
WO2004101889A2 (en) * 2003-05-06 2004-11-25 Novozymes North America, Inc. Use of hemicellulase composition in mechanical pulp production
US20050025741A1 (en) 2003-05-15 2005-02-03 Lau Aldrich N.K. Poly and copoly(N-vinylamide)s and their use in capillary electrophoresis
CN1934316A (zh) * 2004-01-23 2007-03-21 巴科曼实验室国际公司 生产纸的方法
US7754023B2 (en) * 2004-12-03 2010-07-13 Ppg Industries Ohio, Inc. Compositions and methods using a microorganism concentrate for paint overspray removal processes
WO2010065908A2 (en) * 2008-12-05 2010-06-10 Catchmark Jeffrey M Degradable biomolecule compositions
US20110086236A1 (en) * 2009-10-13 2011-04-14 The Penn State Research Foundation Composites containing polypeptides attached to polysaccharides and molecules
US20110108222A1 (en) * 2009-11-11 2011-05-12 International Paper Company Effect of low dose xylanase on pulp in prebleach treatment process
BR112012026155B1 (pt) * 2010-04-15 2021-07-27 Buckman Laboratories International, Inc Método para fabricar papel ou papelão
US9856606B2 (en) 2011-12-12 2018-01-02 Enzymatic Deinking Technologies, L.L.C. Enzymatic pre-treatment of market pulp to improve fiber drainage and physical properties
CA2887104C (en) 2012-10-09 2018-08-21 Solenis Technologies Cayman, L.P. Cellulase composition containing cellulase and papermaking polymers for paper dry strength application
US20140116635A1 (en) * 2012-10-10 2014-05-01 Buckman Laboratories International, Inc. Methods For Enhancing Paper Strength
EP3024887B1 (en) 2013-07-26 2023-11-22 The Penn State Research Foundation Method for preparation of polymer compositions and coatings
US10619298B2 (en) * 2013-11-18 2020-04-14 Enzymatic Deinking Technologies, L.L.C. Enzymatic treatment of virgin fiber and recycled paper to reduce residual mineral oil levels for paper production
CN104594114A (zh) * 2015-01-15 2015-05-06 齐鲁工业大学 一种强化纤维素酶处理调控溶解浆粘度的方法
BR102015032911A2 (pt) 2015-12-29 2017-07-04 Fibria Celulose S.A Process for the production of pulp pulp, pulp pulp and its use, paper
BR112019004915A2 (pt) 2016-09-16 2019-06-25 Basf Se método de modificação de pasta de fabricação de papel, pasta de fibra modificada com enzima, pasta de fibra de madeira macia modificada com enzima, e, produto de pasta ou folha contínua de papel.
US11926966B2 (en) 2017-10-03 2024-03-12 Solenis Technologies, L.P. Method of increasing efficiency of chemical additives in a papermaking system
US10876254B2 (en) * 2017-10-03 2020-12-29 Solenis Technologies, L.P. Chemical efficiency increase in papermaking process
CN111868328A (zh) * 2018-03-15 2020-10-30 巴克曼实验室国际公司 用于生产商品纸浆的方法和系统及其产品
CN114086420A (zh) * 2021-12-13 2022-02-25 德州泰鼎新材料科技有限公司 一种深度化学处理造纸废水污泥的方法及使用方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3406089A (en) * 1964-10-02 1968-10-15 Kimberly Clark Co Process for the digestion of cellulosic material by enzymatic action of trametes suaveolens
DE2633514A1 (de) * 1976-07-26 1978-02-02 Euroc Development Ab Verfahren zur steigerung der filtrierbarkeit und sedimentationsneigung einer aufschlaemmung von makromolekularem, biologischem material
FR2604198B1 (fr) * 1986-09-22 1989-07-07 Du Pin Cellulose Procede de traitement d'une pate papetiere par une solution enzymatique.
DE3713739A1 (de) * 1987-04-24 1988-11-17 Roehm Gmbh Verfahren zum verbessern der entwaesserbarkeit von biologischem klaerschlamm
FR2660674B1 (fr) * 1990-04-06 1992-06-12 Du Pin Cellulose Procede de traitement d'eaux recyclees destinees a diluer une pate papetiere.
US5169497A (en) * 1991-10-07 1992-12-08 Nalco Chemical Company Application of enzymes and flocculants for enhancing the freeness of paper making pulp
US5266164A (en) * 1992-11-13 1993-11-30 Nalco Chemical Company Papermaking process with improved drainage and retention
US5423946A (en) * 1994-03-07 1995-06-13 Nalco Chemical Company Cationic anionic polyelectrolytes for enhancing the freeness of paper pulp

Also Published As

Publication number Publication date
CA2155906A1 (en) 1996-02-13
FI107747B (fi) 2001-09-28
DE69507858T2 (de) 1999-08-26
EP0696663B1 (en) 1999-02-17
US5507914A (en) 1996-04-16
US5501770A (en) 1996-03-26
FI953826A0 (fi) 1995-08-11
DE69507858D1 (de) 1999-03-25
EP0696663A1 (en) 1996-02-14
FI953826A (fi) 1996-02-13
JPH0892889A (ja) 1996-04-09
CA2155906C (en) 2007-03-27

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B25D Requested change of name of applicant approved
B25G Requested change of headquarter approved
B25D Requested change of name of applicant approved
B25G Requested change of headquarter approved
B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2256 DE 01/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 16A, 17A, 18A, 19A E 20A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2605 DE 08-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.