EP4453311A4 - Verfahren zur kontrolle des gehalts an flüchtigen fettsäuren in zellstoff - Google Patents

Verfahren zur kontrolle des gehalts an flüchtigen fettsäuren in zellstoff

Info

Publication number
EP4453311A4
EP4453311A4 EP22912679.2A EP22912679A EP4453311A4 EP 4453311 A4 EP4453311 A4 EP 4453311A4 EP 22912679 A EP22912679 A EP 22912679A EP 4453311 A4 EP4453311 A4 EP 4453311A4
Authority
EP
European Patent Office
Prior art keywords
cellulise
controlling
fat content
volatile fat
volatile
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP22912679.2A
Other languages
English (en)
French (fr)
Other versions
EP4453311A1 (de
Inventor
Corinne E Carrido
Sachin Borkar
William S Carey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Solenis Technologies Cayman LP
Original Assignee
Solenis Technologies Cayman LP
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 Solenis Technologies Cayman LP filed Critical Solenis Technologies Cayman LP
Publication of EP4453311A1 publication Critical patent/EP4453311A1/de
Publication of EP4453311A4 publication Critical patent/EP4453311A4/de
Pending legal-status Critical Current

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
    • 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
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • 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
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/10—Organic non-cellulose fibres
    • D21H13/28—Organic non-cellulose fibres from natural polymers
    • D21H13/30—Non-cellulose polysaccharides
    • 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
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/09—Sulfur-containing compounds
    • 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
    • D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control
    • 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
    • D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control
    • D21H21/04—Slime-control agents
    • 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
    • D21H21/06—Paper forming aids
    • D21H21/12—Defoamers
    • 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
    • D21H21/16—Sizing or water-repelling agents
    • 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
    • D21H21/22—Agents rendering paper porous, absorbent or bulky
    • D21H21/24—Surfactants
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Paper (AREA)
EP22912679.2A 2021-12-22 2022-12-21 Verfahren zur kontrolle des gehalts an flüchtigen fettsäuren in zellstoff Pending EP4453311A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202163265845P 2021-12-22 2021-12-22
PCT/US2022/082097 WO2023122637A1 (en) 2021-12-22 2022-12-21 Method for controlling volatile fatty acid content in pulp

Publications (2)

Publication Number Publication Date
EP4453311A1 EP4453311A1 (de) 2024-10-30
EP4453311A4 true EP4453311A4 (de) 2025-11-05

Family

ID=86767473

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22912679.2A Pending EP4453311A4 (de) 2021-12-22 2022-12-21 Verfahren zur kontrolle des gehalts an flüchtigen fettsäuren in zellstoff

Country Status (8)

Country Link
US (1) US20230193562A1 (de)
EP (1) EP4453311A4 (de)
KR (1) KR20240127410A (de)
CN (1) CN118742687A (de)
AU (1) AU2022421219A1 (de)
MX (1) MX2024007875A (de)
TW (1) TW202340574A (de)
WO (1) WO2023122637A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117658346B (zh) * 2023-12-28 2025-11-04 湖北煜祥科技有限公司 阻垢剂及其制备方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190139927A (ko) * 2017-04-21 2019-12-18 케미라 오와이제이 전분-함유 산업용 수성 유체 또는 슬러리에서 공정 pH의 안정화 방법
WO2021040956A1 (en) * 2019-08-30 2021-03-04 Ecolab Usa Inc. Volatile fatty acid control

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU4219496A (en) * 1995-02-07 1996-08-15 Betz Laboratories, Inc. Inhibiting anaerobic production of volatile fatty acids and hydrogen by bacteria
AU2002326949A1 (en) * 2001-09-18 2003-05-12 The Board Of Regents Of The University Of Nebraska Method for the inhibition of methanogenesis
BR122022000561B1 (pt) * 2012-06-05 2022-05-03 Buckman Laboratories International, Inc Método para controlar ou impedir a precipitação ou incrustação de cálcio
CN111691224B (zh) * 2019-03-12 2022-05-31 瑞辰星生物技术（广州）有限公司 改性淀粉及其制备方法和应用

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190139927A (ko) * 2017-04-21 2019-12-18 케미라 오와이제이 전분-함유 산업용 수성 유체 또는 슬러리에서 공정 pH의 안정화 방법
WO2021040956A1 (en) * 2019-08-30 2021-03-04 Ecolab Usa Inc. Volatile fatty acid control

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023122637A1 *

Also Published As

Publication number Publication date
WO2023122637A1 (en) 2023-06-29
KR20240127410A (ko) 2024-08-22
TW202340574A (zh) 2023-10-16
EP4453311A1 (de) 2024-10-30
MX2024007875A (es) 2024-09-04
AU2022421219A1 (en) 2024-07-11
US20230193562A1 (en) 2023-06-22
CN118742687A (zh) 2024-10-01

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