WO2026013169A3 - Stabilization of polypropylene recycling material against degradation - Google Patents

Stabilization of polypropylene recycling material against degradation

Info

Publication number
WO2026013169A3
WO2026013169A3 PCT/EP2025/069669 EP2025069669W WO2026013169A3 WO 2026013169 A3 WO2026013169 A3 WO 2026013169A3 EP 2025069669 W EP2025069669 W EP 2025069669W WO 2026013169 A3 WO2026013169 A3 WO 2026013169A3
Authority
WO
WIPO (PCT)
Prior art keywords
stabilization
recycling material
material against
against degradation
polypropylene
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
PCT/EP2025/069669
Other languages
French (fr)
Other versions
WO2026013169A2 (en
Inventor
Alexandra Romina ALBUNIA
Yuliia ROMANENKO
Bernadette DUSCHER
Peter Denifl
Paul Baumann
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.)
Borealis GmbH
Original Assignee
Borealis GmbH
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 Borealis GmbH filed Critical Borealis GmbH
Publication of WO2026013169A2 publication Critical patent/WO2026013169A2/en
Publication of WO2026013169A3 publication Critical patent/WO2026013169A3/en
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/10—Homopolymers or copolymers of propene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2206—Oxides; Hydroxides of metals of calcium, strontium or barium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2217—Oxides; Hydroxides of metals of magnesium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2217—Oxides; Hydroxides of metals of magnesium
    • C08K2003/2224—Magnesium hydroxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/267—Magnesium carbonate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/20—Recycled plastic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Abstract

The present invention relates to a process for stabilizing a polypropylene recycling material against degradation, preferably oxidative and/or thermal degradation, as well as to compositions for the stabilization of a polypropylene recycling material.
PCT/EP2025/069669 2024-07-11 2025-07-10 Stabilization of polypropylene recycling material against degradation Pending WO2026013169A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP24188109.3 2024-07-11
EP24188109 2024-07-11

Publications (2)

Publication Number Publication Date
WO2026013169A2 WO2026013169A2 (en) 2026-01-15
WO2026013169A3 true WO2026013169A3 (en) 2026-05-07

Family

ID=91924526

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2025/069669 Pending WO2026013169A2 (en) 2024-07-11 2025-07-10 Stabilization of polypropylene recycling material against degradation

Country Status (1)

Country Link
WO (1) WO2026013169A2 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4793005B2 (en) * 2006-02-09 2011-10-12 三菱電機株式会社 Recycled polyolefin resin composition
WO2020182435A1 (en) * 2019-03-12 2020-09-17 Basell Poliolefine Italia S.R.L. Compositions obtained from recycled polyolefins
WO2020182436A1 (en) * 2019-03-12 2020-09-17 Basell Poliolefine Italia S.R.L. Compositions obtained from recycled polyolefins
DE102021202103A1 (en) * 2021-03-04 2022-09-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein Use of a stabilizer composition for stabilizing halogen-free thermoplastic recyclates, a stabilizer composition, a masterbatch or concentrate, a stabilized plastic composition, here a method for stabilizing halogen-free thermoplastic recyclates and use of compositions
US11591450B2 (en) * 2017-09-28 2023-02-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for stabilizing halogen-free thermoplastic recyclates, stabilized plastic compositions, and molding compounds and molded parts produced therefrom
WO2024012475A1 (en) * 2022-07-13 2024-01-18 上海睿聚环保科技有限公司 Odorless environmentally friendly recycled polypropylene plastic and preparation method therefor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2657284B1 (en) 2012-04-27 2014-10-29 Borealis AG Additive masterbatch with a C3-C5 alpha-olefin homo- or copolymer comprised in the carrier
WO2018085239A1 (en) 2016-11-02 2018-05-11 Dow Global Technologies Llc Semi-crystalline polyolefin-based additive masterbatch composition
AU2022422534A1 (en) 2021-12-22 2024-08-01 Borealis Ag A mechanical polyolefin recycling process
JP2025509556A (en) 2022-03-22 2025-04-11 ボレアリス エージー Mechanical recycling of polyolefins
PL4269498T3 (en) 2022-04-29 2025-04-14 Borealis Ag FLEXIBLE POLYPROPYLENE PLASTIC MIX (PP‑FLEX)

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4793005B2 (en) * 2006-02-09 2011-10-12 三菱電機株式会社 Recycled polyolefin resin composition
US11591450B2 (en) * 2017-09-28 2023-02-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Method for stabilizing halogen-free thermoplastic recyclates, stabilized plastic compositions, and molding compounds and molded parts produced therefrom
WO2020182435A1 (en) * 2019-03-12 2020-09-17 Basell Poliolefine Italia S.R.L. Compositions obtained from recycled polyolefins
WO2020182436A1 (en) * 2019-03-12 2020-09-17 Basell Poliolefine Italia S.R.L. Compositions obtained from recycled polyolefins
DE102021202103A1 (en) * 2021-03-04 2022-09-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein Use of a stabilizer composition for stabilizing halogen-free thermoplastic recyclates, a stabilizer composition, a masterbatch or concentrate, a stabilized plastic composition, here a method for stabilizing halogen-free thermoplastic recyclates and use of compositions
WO2024012475A1 (en) * 2022-07-13 2024-01-18 上海睿聚环保科技有限公司 Odorless environmentally friendly recycled polypropylene plastic and preparation method therefor

Also Published As

Publication number Publication date
WO2026013169A2 (en) 2026-01-15

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