EP4728136A1 - Festigkeitssynergie zwischen polymer und papierherstellungsfestigkeitshilfe - Google Patents

Festigkeitssynergie zwischen polymer und papierherstellungsfestigkeitshilfe

Info

Publication number
EP4728136A1
EP4728136A1 EP24736246.0A EP24736246A EP4728136A1 EP 4728136 A1 EP4728136 A1 EP 4728136A1 EP 24736246 A EP24736246 A EP 24736246A EP 4728136 A1 EP4728136 A1 EP 4728136A1
Authority
EP
European Patent Office
Prior art keywords
polymer
salt
acrylamide
acid
acrylate
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
EP24736246.0A
Other languages
English (en)
French (fr)
Inventor
Zhi Chen
Shawnee Wilson
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.)
Ecolab USA Inc
Original Assignee
Ecolab USA Inc
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 Ecolab USA Inc filed Critical Ecolab USA Inc
Publication of EP4728136A1 publication Critical patent/EP4728136A1/de
Pending legal-status Critical Current

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
    • 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
    • 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
    • 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
    • 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
    • D21H17/72—Mixtures of material ; Pulp or paper comprising several different materials not incorporated by special processes of organic 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
    • D21H21/06—Paper forming aids
    • D21H21/10—Retention agents or drainage improvers
    • 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
    • D21H21/18—Reinforcing 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
    • D21H21/18—Reinforcing agents
    • D21H21/20—Wet strength agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
EP24736246.0A 2023-06-15 2024-06-04 Festigkeitssynergie zwischen polymer und papierherstellungsfestigkeitshilfe Pending EP4728136A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202363508382P 2023-06-15 2023-06-15
PCT/US2024/032386 WO2024258678A1 (en) 2023-06-15 2024-06-04 Strength synergy between polymer and papermaking strength aid

Publications (1)

Publication Number Publication Date
EP4728136A1 true EP4728136A1 (de) 2026-04-22

Family

ID=91664784

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24736246.0A Pending EP4728136A1 (de) 2023-06-15 2024-06-04 Festigkeitssynergie zwischen polymer und papierherstellungsfestigkeitshilfe

Country Status (5)

Country Link
US (1) US20240417929A1 (de)
EP (1) EP4728136A1 (de)
CL (1) CL2025003887A1 (de)
MX (1) MX2025014966A (de)
WO (1) WO2024258678A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240417929A1 (en) * 2023-06-15 2024-12-19 Ecolab Usa Inc. Strength synergy between polymer and papermaking strength aid

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6315866B1 (en) * 2000-02-29 2001-11-13 Nalco Chemical Company Method of increasing the dry strength of paper products using cationic dispersion polymers
US9181657B2 (en) * 2007-09-12 2015-11-10 Nalco Company Method of increasing paper strength by using natural gums and dry strength agent in the wet end
US9702086B2 (en) * 2014-10-06 2017-07-11 Ecolab Usa Inc. Method of increasing paper strength using an amine containing polymer composition
US9920482B2 (en) * 2014-10-06 2018-03-20 Ecolab Usa Inc. Method of increasing paper strength
MX2018015283A (es) 2016-06-10 2019-04-09 Ecolab Usa Inc Polimero de polvo seco de bajo peso molecular para usar como agente de resistencia en estado seco que fabrica papel.
WO2018053118A1 (en) * 2016-09-16 2018-03-22 Solenis Technologies, L.P. Increased drainage performance in papermaking systems using microfibrillated cellulose
CA3228526A1 (en) 2021-08-31 2023-03-09 Mingli Wei Novel composition and method for papermaking
US20240417929A1 (en) * 2023-06-15 2024-12-19 Ecolab Usa Inc. Strength synergy between polymer and papermaking strength aid
WO2025111424A1 (en) * 2023-11-22 2025-05-30 Solenis Technologies Cayman, L.P. Particulate vinylamine compositions and method of making

Also Published As

Publication number Publication date
CL2025003887A1 (es) 2026-03-06
MX2025014966A (es) 2026-02-03
US20240417929A1 (en) 2024-12-19
WO2024258678A1 (en) 2024-12-19

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