BRPI0512219A - processo para descoloração de papel residual - Google Patents

processo para descoloração de papel residual

Info

Publication number
BRPI0512219A
BRPI0512219A BRPI0512219-8A BRPI0512219A BRPI0512219A BR PI0512219 A BRPI0512219 A BR PI0512219A BR PI0512219 A BRPI0512219 A BR PI0512219A BR PI0512219 A BRPI0512219 A BR PI0512219A
Authority
BR
Brazil
Prior art keywords
waste paper
polymer
salt
nonionic surfactant
treating
Prior art date
Application number
BRPI0512219-8A
Other languages
English (en)
Inventor
Bob Horacek
Jukka Jokoro
Mikael Svedman
Original Assignee
Kemira Oyj
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 Kemira Oyj filed Critical Kemira Oyj
Publication of BRPI0512219A publication Critical patent/BRPI0512219A/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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D21C5/025—De-inking
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling

Landscapes

  • Paper (AREA)
  • Jellies, Jams, And Syrups (AREA)

Abstract

PROCESSO PAPA DESCOLORAçãO DE PAPEL RESIDUAL A presente invenção refere-se a um processo para descoloração de papel residual, compreendendo o tratamento de papel residual com um composto de peróxido em um meio alcalino aquoso, na presença de um primeiro polímero (A), compreendendo um polímero de ligação com cálcio na forma de uni polímero de policarboxilato, e um segundo polímero (B), compreendendo um ácido poli(alfa-hidróxi-acrílico) ou um sal do mesmo ou a correspondente polilactona, o dito processo adicionalmente compreendendo o tratamento do papel residual com pelo menos um tensoativo não-iónico ou com pelo menos uma mistura de um tensoativo não-iónico e um ácido graxo ou um sal do mesmo, de modo a promover o destacamento da tinta e/ou a remoção da tinta.
BRPI0512219-8A 2004-06-16 2005-06-16 processo para descoloração de papel residual BRPI0512219A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20040833A FI20040833A7 (fi) 2004-06-16 2004-06-16 Keräyspaperin siistausmenetelmä
PCT/FI2005/000283 WO2005124016A1 (en) 2004-06-16 2005-06-16 Process for deinking waste paper

Publications (1)

Publication Number Publication Date
BRPI0512219A true BRPI0512219A (pt) 2008-02-19

Family

ID=32524508

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0512219-8A BRPI0512219A (pt) 2004-06-16 2005-06-16 processo para descoloração de papel residual

Country Status (11)

Country Link
US (1) US7731818B2 (pt)
EP (1) EP1759053B1 (pt)
JP (1) JP2008502812A (pt)
CN (1) CN100591841C (pt)
AT (1) ATE384821T1 (pt)
BR (1) BRPI0512219A (pt)
CA (1) CA2567626A1 (pt)
DE (1) DE602005004542T2 (pt)
ES (1) ES2300030T3 (pt)
FI (1) FI20040833A7 (pt)
WO (1) WO2005124016A1 (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113265019A (zh) * 2021-05-11 2021-08-17 济宁南天农科化工有限公司 一种衣康酸自聚物型双氧水稳定剂及其制备方法

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7897010B2 (en) 2006-01-09 2011-03-01 Kemira Chemicals, Inc. Method for deinking pulp using premixed hydrophobically modified calcium carbonate particles
US7862685B2 (en) * 2006-01-09 2011-01-04 Kemira Chemicals, Inc. Method for deinking pulp using premixed hydrophobically modified calcium carbonate particles
EP2287396B1 (en) * 2008-03-31 2016-03-23 Nippon Paper Industries Co., Ltd. Tissue paper for domestic use
MX2011005145A (es) * 2008-11-21 2011-06-01 Buckman Labor Inc Metodo para controlar la descomposicion enzimatica de peroxido y productos del mismo.
US8317973B2 (en) 2009-11-11 2012-11-27 Kemira Chemical, Inc. Polyester surfactants for deinking
EP2534295B1 (en) * 2010-02-12 2018-06-13 Kemira Oyj Method for removing ink from paper
CN101831825B (zh) * 2010-03-25 2012-09-26 吉林晨鸣纸业有限责任公司 改进的废纸脱墨浆生产方法
EP2386681A1 (en) 2010-05-14 2011-11-16 Universitat Politècnica de Catalunya Process for recycling waste paper, product obtained there from and its uses
CN102391713B (zh) * 2011-10-25 2013-12-11 华南理工大学 含有木素改性产物的脱墨剂及其制备方法
CN102505548B (zh) * 2011-11-07 2013-11-27 华南理工大学 废纸油墨和胶粘物混合杂质的同步去除剂及其制备方法
WO2015036655A1 (en) * 2013-09-12 2015-03-19 Kemira Oyj Impregnation system and its use
CN104153230B (zh) * 2014-08-07 2017-03-01 浙江景兴纸业股份有限公司 一种牛卡纸的生产方法
FR3037084B1 (fr) * 2015-06-02 2020-01-10 Coatex Procede de desencrage de papier de recuperation
CN105133410A (zh) * 2015-08-17 2015-12-09 桂林市独秀纸品有限公司 一种废纸脱墨再生纸浆方法
CN105155331B (zh) * 2015-09-11 2017-03-01 福建省晋江优兰发纸业有限公司 一种利用脱墨浆生产拷贝纸的方法
CN105648829A (zh) * 2016-01-06 2016-06-08 广东华泰纸业有限公司 书刊文化纸制浆方法
CN105951490A (zh) * 2016-04-26 2016-09-21 玖龙纸业(天津)有限公司 一种新型的高白面牛卡纸生产工艺
KR101851321B1 (ko) 2016-09-09 2018-04-23 한국화학연구원 폐신문지로부터 나노셀룰로오스의 제조방법
CN117569105B (zh) * 2023-12-29 2024-04-09 山东庞疃纸业有限公司 一种提高化学法脱墨浆洁净度的处理方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US814193A (en) * 1905-03-01 1906-03-06 George M Durell Gage attachment for lead-cutters, &c.
IT1074373B (it) * 1976-01-16 1985-04-20 Solvay Processo per la rigenerazione di carta vecchia
JP2908600B2 (ja) * 1991-06-20 1999-06-21 花王株式会社 漂白剤組成物
US5637191A (en) 1992-04-15 1997-06-10 Allied Colloids Limited Treatment of cellulosic material and compositions for use in this
CA2199745A1 (en) 1994-09-12 1996-03-21 David A. Longhini Deinking composition and method for deinking waste paper
JP2992210B2 (ja) 1994-10-20 1999-12-20 花王株式会社 古紙再生用脱墨剤
KR100395195B1 (ko) * 1995-04-05 2003-11-14 가오가부시끼가이샤 탈묵방법
JPH108092A (ja) * 1996-06-21 1998-01-13 Mitsubishi Paper Mills Ltd 過酸化物漂白用安定化剤及びそれを用いた繊維系物質の漂白方法
US6784146B1 (en) 2000-10-27 2004-08-31 Kemira Chemicals, Inc. Deinking method and composition for wastepaper
JP4263860B2 (ja) * 2001-12-06 2009-05-13 ジョンソンディバーシー株式会社 粉末漂白洗浄剤組成物
FI117393B (fi) 2003-01-10 2006-09-29 Kemira Oyj Menetelmä selluloosakuitumateriaalin valkaisemiseksi
FI120202B (fi) 2003-01-10 2009-07-31 Kemira Oyj Polymeerikoostumus ja sen käyttö
US7169257B2 (en) 2003-11-12 2007-01-30 Kemira Chemicals, Inc. Method of deinking waste paper using a reduced alkali system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113265019A (zh) * 2021-05-11 2021-08-17 济宁南天农科化工有限公司 一种衣康酸自聚物型双氧水稳定剂及其制备方法
CN113265019B (zh) * 2021-05-11 2022-06-03 济宁南天农科化工有限公司 一种衣康酸自聚物型双氧水稳定剂及其制备方法

Also Published As

Publication number Publication date
JP2008502812A (ja) 2008-01-31
ATE384821T1 (de) 2008-02-15
DE602005004542T2 (de) 2009-01-29
EP1759053A1 (en) 2007-03-07
EP1759053B1 (en) 2008-01-23
DE602005004542D1 (de) 2008-03-13
US20070246175A1 (en) 2007-10-25
CN1981086A (zh) 2007-06-13
CA2567626A1 (en) 2005-12-29
CN100591841C (zh) 2010-02-24
FI20040833A0 (fi) 2004-06-16
ES2300030T3 (es) 2008-06-01
FI20040833A7 (fi) 2005-12-17
US7731818B2 (en) 2010-06-08
WO2005124016A1 (en) 2005-12-29

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 7A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2158 DE 15/05/2012.