PH12019502190A1 - Method for stabilizing process ph in starch containing industrial aqueous fluid or slurry - Google Patents

Method for stabilizing process ph in starch containing industrial aqueous fluid or slurry

Info

Publication number
PH12019502190A1
PH12019502190A1 PH12019502190A PH12019502190A PH12019502190A1 PH 12019502190 A1 PH12019502190 A1 PH 12019502190A1 PH 12019502190 A PH12019502190 A PH 12019502190A PH 12019502190 A PH12019502190 A PH 12019502190A PH 12019502190 A1 PH12019502190 A1 PH 12019502190A1
Authority
PH
Philippines
Prior art keywords
slurry
aqueous fluid
starch containing
containing industrial
industrial aqueous
Prior art date
Application number
PH12019502190A
Inventor
Jaakko Ekman
Marko Kolari
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 PH12019502190A1 publication Critical patent/PH12019502190A1/en

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
    • D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
    • D21H17/24—Polysaccharides
    • D21H17/28—Starch
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/99—Enzyme inactivation by chemical treatment
    • 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
    • D21H17/71—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes
    • D21H17/73—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes of inorganic material
    • 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/36—Biocidal agents, e.g. fungicidal, bactericidal, insecticidal agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Medicinal Chemistry (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • Molecular Biology (AREA)
  • Microbiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Paper (AREA)

Abstract

This present invention relates to a method for stabilizing the pH in starch containing industrial aqueous fluid or slurry, use of an amylase inhibiting composition for stabilizing the pH and process for making paper or board.
PH12019502190A 2017-04-21 2019-09-23 Method for stabilizing process ph in starch containing industrial aqueous fluid or slurry PH12019502190A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20175364 2017-04-21
PCT/FI2018/050279 WO2018193164A1 (en) 2017-04-21 2018-04-20 Method for stabilizing process ph in starch containing industrial aqueous fluid or slurry

Publications (1)

Publication Number Publication Date
PH12019502190A1 true PH12019502190A1 (en) 2020-06-08

Family

ID=62111106

Family Applications (1)

Application Number Title Priority Date Filing Date
PH12019502190A PH12019502190A1 (en) 2017-04-21 2019-09-23 Method for stabilizing process ph in starch containing industrial aqueous fluid or slurry

Country Status (6)

Country Link
KR (1) KR102618915B1 (en)
CN (1) CN110662868A (en)
BR (1) BR112019021940A2 (en)
MY (1) MY195480A (en)
PH (1) PH12019502190A1 (en)
WO (1) WO2018193164A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220112805A (en) * 2019-12-19 2022-08-11 케미라 오와이제이 Method of making a fiber web
CN110904713B (en) * 2019-12-25 2024-05-03 玖龙纸业（太仓）有限公司 Water circulation system for producing cardboard box

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19980702782A (en) * 1995-03-09 1998-08-05 혼 마가렛 에이. Starch Liquefaction Method
JP5933550B2 (en) 2010-08-25 2016-06-08 ソレニス・テクノロジーズ・ケイマン・エル・ピー A method to increase the benefits of starch in pulped cellulosic materials in the production of paper and paperboard
RU2609245C2 (en) * 2011-09-30 2017-01-31 Кемира Ойй Preventing of starch degradation in production of cellulose, paper or cardboard
FI124202B (en) * 2012-02-22 2014-04-30 Kemira Oyj Process for improvement of recycled fiber material utilizing the manufacturing process of paper or paperboard
FI127598B (en) * 2015-08-27 2018-09-28 Kemira Oyj A method for treating starch in pulp, paper and board making processes

Also Published As

Publication number Publication date
MY195480A (en) 2023-01-26
KR102618915B1 (en) 2023-12-27
CN110662868A (en) 2020-01-07
BR112019021940A2 (en) 2020-05-05
KR20190139927A (en) 2019-12-18
WO2018193164A1 (en) 2018-10-25

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