WO2026073902A1 - Structures non tissées et multicouches compostables à domicile - Google Patents

Structures non tissées et multicouches compostables à domicile

Info

Publication number
WO2026073902A1
WO2026073902A1 PCT/EP2025/077939 EP2025077939W WO2026073902A1 WO 2026073902 A1 WO2026073902 A1 WO 2026073902A1 EP 2025077939 W EP2025077939 W EP 2025077939W WO 2026073902 A1 WO2026073902 A1 WO 2026073902A1
Authority
WO
WIPO (PCT)
Prior art keywords
acid
components
woven
dicarboxylic acid
aliphatic
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/EP2025/077939
Other languages
English (en)
Inventor
Linda GARELLA
Jerome LOHMANN
Joerg Auffermann
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of WO2026073902A1 publication Critical patent/WO2026073902A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4326—Condensation or reaction polymers
    • D04H1/435—Polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/005—Synthetic yarns or filaments
    • D04H3/009—Condensation or reaction polymers
    • D04H3/011—Polyesters

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Biological Depolymerization Polymers (AREA)

Abstract

L'invention concerne des non-tissés compostables à domicile ayant un poids de base inférieur à 5000 grammes par mètre carré comprenant des fibres ou des filaments ayant des titres de fibres inférieurs à 500 dtex de composition polymère A, la composition polymère A comprenant de 15 à 85 % en poids, sur la base du poids total de l'acide polylactique a) et du polyester biodégradable aliphatique-aromatique b), d'au moins un acide polylactique a) et de 15 à 85 % en poids, sur la base du poids total de l'acide polylactique a) et du polyester biodégradable aliphatique-aromatique b), d'au moins un polyester aliphatique-aromatique biodégradable.
PCT/EP2025/077939 2024-10-01 2025-09-30 Structures non tissées et multicouches compostables à domicile Pending WO2026073902A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP24204062 2024-10-01
EP24204062.4 2024-10-01

Publications (1)

Publication Number Publication Date
WO2026073902A1 true WO2026073902A1 (fr) 2026-04-09

Family

ID=92967107

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2025/077939 Pending WO2026073902A1 (fr) 2024-10-01 2025-09-30 Structures non tissées et multicouches compostables à domicile

Country Status (1)

Country Link
WO (1) WO2026073902A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5142023A (en) 1992-01-24 1992-08-25 Cargill, Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
WO2008115840A2 (fr) 2007-03-16 2008-09-25 Genomatica, Inc. Compositions et procédés pour la biosynthèse de 1,4-butanediol et de ses précurseurs
US20080281018A1 (en) 2005-01-12 2008-11-13 Basf Aktiengesllschaft Biologically-Degradable Polyester Mixture
WO2009071475A1 (fr) 2007-12-03 2009-06-11 Basf Se Forme cristalline du 2-(4,6-bis-biphényl-4-yl-1,3,5-triazin-2-yl)-5-(2-éthyl-(n)-hexyloxy)phénol
US20140134363A1 (en) * 2012-11-15 2014-05-15 Basf Se Biodegradable polyester mixture
WO2014075997A1 (fr) * 2012-11-15 2014-05-22 Basf Se Mélange de polyesters biodégradable
WO2020251745A1 (fr) 2019-06-13 2020-12-17 Natureworks Llc Compositions de résine de polylactide à hydrolyse rapide
WO2021175676A1 (fr) 2020-03-02 2021-09-10 Basf Se Feuilles composites biodésintégrables dans des conditions de compost domestique
WO2023052360A1 (fr) 2021-09-28 2023-04-06 Basf Se Film de stratification biodégradable

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5142023A (en) 1992-01-24 1992-08-25 Cargill, Incorporated Continuous process for manufacture of lactide polymers with controlled optical purity
US20080281018A1 (en) 2005-01-12 2008-11-13 Basf Aktiengesllschaft Biologically-Degradable Polyester Mixture
WO2008115840A2 (fr) 2007-03-16 2008-09-25 Genomatica, Inc. Compositions et procédés pour la biosynthèse de 1,4-butanediol et de ses précurseurs
WO2009071475A1 (fr) 2007-12-03 2009-06-11 Basf Se Forme cristalline du 2-(4,6-bis-biphényl-4-yl-1,3,5-triazin-2-yl)-5-(2-éthyl-(n)-hexyloxy)phénol
US20140134363A1 (en) * 2012-11-15 2014-05-15 Basf Se Biodegradable polyester mixture
WO2014075997A1 (fr) * 2012-11-15 2014-05-22 Basf Se Mélange de polyesters biodégradable
WO2020251745A1 (fr) 2019-06-13 2020-12-17 Natureworks Llc Compositions de résine de polylactide à hydrolyse rapide
WO2021175676A1 (fr) 2020-03-02 2021-09-10 Basf Se Feuilles composites biodésintégrables dans des conditions de compost domestique
WO2023052360A1 (fr) 2021-09-28 2023-04-06 Basf Se Film de stratification biodégradable

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
"Requirements for packaging recoverable through composting and biodegradation", DIN EN 13432, December 2000 (2000-12-01)
ANGEW. CHEM. INT. ED., vol. 11, 1972, pages 287 - 288
BARRY A. MORRIS: "The Science and Technology of Flexible Packaging", 2022, ELSEVIER, pages: 351 - 352
ENVIRON. SCI. TECHNOL., vol. 52, 2018, pages 10441 - 10452

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