BR112016002498A2 - método para reduzir o teor de ácidos hexenurônicos em uma polpa celulósica química e/ou melhorar o brilho de polpa celulósica química, composição aquosa, e, utilização de uma haloperoxidase - Google Patents
método para reduzir o teor de ácidos hexenurônicos em uma polpa celulósica química e/ou melhorar o brilho de polpa celulósica química, composição aquosa, e, utilização de uma haloperoxidaseInfo
- Publication number
- BR112016002498A2 BR112016002498A2 BR112016002498A BR112016002498A BR112016002498A2 BR 112016002498 A2 BR112016002498 A2 BR 112016002498A2 BR 112016002498 A BR112016002498 A BR 112016002498A BR 112016002498 A BR112016002498 A BR 112016002498A BR 112016002498 A2 BR112016002498 A2 BR 112016002498A2
- Authority
- BR
- Brazil
- Prior art keywords
- cellulosic pulp
- chemical cellulosic
- haloperoxidase
- brightness
- improving
- Prior art date
Links
- 239000000126 substance Substances 0.000 title abstract 3
- 239000002253 acid Substances 0.000 title abstract 2
- 150000007513 acids Chemical class 0.000 title abstract 2
- 238000006911 enzymatic reaction Methods 0.000 abstract 1
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
-
- 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
- D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
- D21C9/005—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives organic compounds
-
- 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
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
-
- 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
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
- D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
- D21C9/144—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 and other bleaching agents in a multistage process
-
- 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
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Paper (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
a presente invenção proporciona um método enzimático para a redução do teor de ácidos hexenurônicos em uma polpa celulósica química e/ou a melhoria do brilho da polpa celulósica usando haloperoxidase.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13179933 | 2013-08-09 | ||
EP13179933.0 | 2013-08-09 | ||
PCT/EP2014/067020 WO2015018908A1 (en) | 2013-08-09 | 2014-08-07 | Reducing content of hexenuronic acids in cellulosic pulp |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112016002498A2 true BR112016002498A2 (pt) | 2018-03-27 |
BR112016002498B1 BR112016002498B1 (pt) | 2022-05-24 |
Family
ID=48918320
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112016002498-2A BR112016002498B1 (pt) | 2013-08-09 | 2014-08-07 | Método para reduzir o teor de ácidos hexenurônicos em uma polpa celulósica química e/ou melhorar o brilho de polpa celulósica química e utilização de uma haloperoxidase |
Country Status (9)
Country | Link |
---|---|
US (2) | US9970157B2 (pt) |
EP (1) | EP3030710B1 (pt) |
CN (1) | CN105431586B (pt) |
BR (1) | BR112016002498B1 (pt) |
CA (1) | CA2919327C (pt) |
CL (1) | CL2016000305A1 (pt) |
ES (1) | ES2650749T3 (pt) |
PT (1) | PT3030710T (pt) |
WO (1) | WO2015018908A1 (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PT1880053T (pt) * | 2005-05-04 | 2019-11-04 | Novozymes As | Composições e processos de tratamento de dióxido de cloro |
FI123926B (en) * | 2012-04-03 | 2013-12-13 | Upm Kymmene Corp | Pulp bleaching procedure |
FR3007044B1 (fr) * | 2013-06-13 | 2016-01-15 | Air Liquide | Procede de traitement des pates papetieres chimiques par traitement a l'ozone en presence d'ions magnesium |
CN105431586B (zh) * | 2013-08-09 | 2018-05-18 | 诺维信公司 | 降低纤维素纸浆中的己烯糖醛酸含量 |
CN107988112B (zh) * | 2017-12-26 | 2020-09-22 | 河南崤函生物科技有限公司 | 用于处理病死猪的处理剂及制备方法和病死猪处理方法 |
BR112022001394A2 (pt) * | 2019-07-26 | 2022-03-22 | Novozymes As | Tratamento enzimático de polpa de papel |
CN113016950B (zh) * | 2021-04-20 | 2024-03-05 | 中粮崇左糖业有限公司 | 一种利用甘蔗渣制备的系列产品及制备方法与甘蔗渣综合性利用方法 |
EP4230791A1 (en) * | 2022-02-18 | 2023-08-23 | AB Enzymes GmbH | A bleaching process |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI95607C (fi) * | 1994-06-03 | 1996-02-26 | Valtion Teknillinen | Menetelmä ja entsyymivalmiste selluloosamassojen käsittelemiseksi |
GB9411356D0 (en) | 1994-06-07 | 1994-07-27 | Delta Biotechnology Ltd | Yeast strains |
US6776876B1 (en) | 1994-10-13 | 2004-08-17 | Andritz Oy | Method of treating cellulosic pulp to remove hexenuronic acid |
US5589354A (en) | 1994-12-20 | 1996-12-31 | Biopure Corporation | Halogenation of cephalexin with haloperoxidase from Rathayibacter biopuresis |
AU721122B2 (en) * | 1995-07-14 | 2000-06-22 | Novo Nordisk A/S | Haloperoxidases from curvularia verruculosa and nucleic acids encoding same |
PT1880053T (pt) * | 2005-05-04 | 2019-11-04 | Novozymes As | Composições e processos de tratamento de dióxido de cloro |
PT2082096E (pt) | 2006-10-11 | 2013-04-26 | Akzo Nobel Nv | Branqueamento de pasta de papel |
ES2390630T3 (es) * | 2007-04-24 | 2012-11-14 | Novozymes North America, Inc. | Detoxificación de materiales que contienen lignocelulosa pretratados |
CN101909461B (zh) * | 2007-12-06 | 2015-10-07 | 诺维信公司 | 具有乙酰木聚糖酯酶活性的多肽和编码该多肽的多核苷酸 |
EP2588665B1 (en) | 2010-07-01 | 2019-05-08 | Novozymes A/S | Bleaching of pulp |
FI20105862A0 (fi) | 2010-08-18 | 2010-08-18 | Bo Akademi University | Menetelmä hekseeniuronihappojen poistamiseksi |
CN105431586B (zh) * | 2013-08-09 | 2018-05-18 | 诺维信公司 | 降低纤维素纸浆中的己烯糖醛酸含量 |
-
2014
- 2014-08-07 CN CN201480042971.0A patent/CN105431586B/zh active Active
- 2014-08-07 US US14/910,178 patent/US9970157B2/en active Active
- 2014-08-07 ES ES14750352.8T patent/ES2650749T3/es active Active
- 2014-08-07 WO PCT/EP2014/067020 patent/WO2015018908A1/en active Application Filing
- 2014-08-07 BR BR112016002498-2A patent/BR112016002498B1/pt not_active IP Right Cessation
- 2014-08-07 PT PT147503528T patent/PT3030710T/pt unknown
- 2014-08-07 EP EP14750352.8A patent/EP3030710B1/en active Active
- 2014-08-07 CA CA2919327A patent/CA2919327C/en active Active
-
2016
- 2016-02-08 CL CL2016000305A patent/CL2016000305A1/es unknown
-
2018
- 2018-04-10 US US15/949,390 patent/US10570562B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20180230649A1 (en) | 2018-08-16 |
EP3030710B1 (en) | 2017-10-11 |
CL2016000305A1 (es) | 2016-10-07 |
BR112016002498B1 (pt) | 2022-05-24 |
US10570562B2 (en) | 2020-02-25 |
EP3030710A1 (en) | 2016-06-15 |
US9970157B2 (en) | 2018-05-15 |
WO2015018908A1 (en) | 2015-02-12 |
CA2919327C (en) | 2022-06-21 |
PT3030710T (pt) | 2017-11-17 |
ES2650749T3 (es) | 2018-01-22 |
CN105431586A (zh) | 2016-03-23 |
CA2919327A1 (en) | 2015-02-12 |
US20160177503A1 (en) | 2016-06-23 |
CN105431586B (zh) | 2018-05-18 |
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B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 07/08/2014, OBSERVADAS AS CONDICOES LEGAIS |
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B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
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