DE69618988T2 - Verfahren zur abtrennung und wiedergewinnung von komponenten aus teppichabfällen - Google Patents

Verfahren zur abtrennung und wiedergewinnung von komponenten aus teppichabfällen

Info

Publication number
DE69618988T2
DE69618988T2 DE1996618988 DE69618988T DE69618988T2 DE 69618988 T2 DE69618988 T2 DE 69618988T2 DE 1996618988 DE1996618988 DE 1996618988 DE 69618988 T DE69618988 T DE 69618988T DE 69618988 T2 DE69618988 T2 DE 69618988T2
Authority
DE
Germany
Prior art keywords
separating
carpet waste
recovering components
recovering
components
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.)
Expired - Lifetime
Application number
DE1996618988
Other languages
English (en)
Other versions
DE69618988D1 (de
Inventor
Robert Costello
Roman Keller
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.)
Shaw Industries Group Inc
Original Assignee
Honeywell International 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 Honeywell International Inc filed Critical Honeywell International Inc
Publication of DE69618988D1 publication Critical patent/DE69618988D1/de
Application granted granted Critical
Publication of DE69618988T2 publication Critical patent/DE69618988T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B9/00—General arrangement of separating plant, e.g. flow sheets
    • B03B9/06—General arrangement of separating plant, e.g. flow sheets specially adapted for refuse
    • B03B9/061—General arrangement of separating plant, e.g. flow sheets specially adapted for refuse the refuse being industrial
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
    • B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
    • B03B5/30—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions
    • B03B5/32—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions using centrifugal force
    • B03B5/34—Applications of hydrocyclones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B9/00—General arrangement of separating plant, e.g. flow sheets
    • B03B9/06—General arrangement of separating plant, e.g. flow sheets specially adapted for refuse
    • B03B2009/067—General arrangement of separating plant, e.g. flow sheets specially adapted for refuse the refuse being carpets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B29B2017/0203—Separating plastics from plastics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B29B2017/0213—Specific separating techniques
    • B29B2017/0217—Mechanical separating techniques; devices therefor
    • B29B2017/0224—Screens, sieves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B29B2017/0424—Specific disintegrating techniques; devices therefor
    • B29B2017/0488—Hammers or beaters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2009/00—Use of rubber derived from conjugated dienes, as moulding material
    • B29K2009/06—SB polymers, i.e. butadiene-styrene polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2077/00—Use of PA, i.e. polyamides, e.g. polyesteramides or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/065—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts containing impurities
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2313/00—Use of textile products or fabrics as reinforcement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/732—Floor coverings
    • B29L2031/7322—Carpets
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/66—Disintegrating fibre-containing textile articles to obtain fibres for re-use
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S241/00—Solid material comminution or disintegration
    • Y10S241/38—Solid waste disposal

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Treatment Of Fiber Materials (AREA)
DE1996618988 1995-11-28 1996-11-22 Verfahren zur abtrennung und wiedergewinnung von komponenten aus teppichabfällen Expired - Lifetime DE69618988T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/563,810 US5722603A (en) 1995-11-28 1995-11-28 Process for separation and recovery of waste carpet components
PCT/US1996/018501 WO1997021490A2 (en) 1995-11-28 1996-11-22 Process for separation and recovery of waste carpet components

Publications (2)

Publication Number Publication Date
DE69618988D1 DE69618988D1 (de) 2002-03-14
DE69618988T2 true DE69618988T2 (de) 2002-09-26

Family

ID=24251982

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996618988 Expired - Lifetime DE69618988T2 (de) 1995-11-28 1996-11-22 Verfahren zur abtrennung und wiedergewinnung von komponenten aus teppichabfällen

Country Status (6)

Country Link
US (1) US5722603A (de)
EP (1) EP0868213B1 (de)
CA (1) CA2237310C (de)
DE (1) DE69618988T2 (de)
MX (1) MX9803910A (de)
WO (1) WO1997021490A2 (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11321658B2 (en) 2018-01-15 2022-05-03 Lenzing Aktiengesellschaft Encoding a cellulose product
US11519101B2 (en) 2018-01-15 2022-12-06 Lenzing Aktiengesellschaft Functionalization of foreign material in lyocell-methods
US11519104B2 (en) 2018-01-15 2022-12-06 Lenzing Aktiengesellschaft Method of reusing a textile material which comprises cellulose
US11519100B2 (en) 2018-01-15 2022-12-06 Lenzing Aktiengesellschaft Reusing of lyocell-cellulose for lyocell-methods
US11987906B2 (en) 2018-01-15 2024-05-21 Lenzing Aktiengesellschaft Method of reusing a mixed textile comprising cellulose and synthetic plastic

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US6379489B1 (en) * 1994-09-26 2002-04-30 Monsanto Company Carpet reclamation process
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DE19719734A1 (de) * 1997-05-09 1998-11-12 Kloeckner Humboldt Wedag Verfahren zur Trennung von Mischkunststoffen
JP2002507231A (ja) * 1997-06-27 2002-03-05 ザ、プロクター、エンド、ギャンブル、カンパニー 脂肪酸を含有する構造化された非水性液体洗剤組成物
US5908164A (en) * 1997-07-10 1999-06-01 Robinson; Forrest L. Method and apparatus for separating and recovering fractional components of carpet
US6029916A (en) 1998-01-16 2000-02-29 Terra Technologies, Inc. System and method for decomposing reclaiming and refusing waste carpet materials
US6126096A (en) * 1998-06-24 2000-10-03 Robinson; Forrest L. Method and apparatus for separating and recovering fractional components of carpet
US6837950B1 (en) 1998-11-05 2005-01-04 Interface, Inc. Separation of floor covering components for recycling
ES2191485T3 (es) 1998-12-29 2003-09-01 Dow Global Technologies Inc Espumas de poliuretano preparadas a partir de dispersiones de poliuretano espumadas mecanicamente.
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DE10102399A1 (de) * 2001-01-19 2002-07-25 Zimmer Ag Trennverfahren für Teppichböden
US6769199B2 (en) 2001-10-30 2004-08-03 Weyerhaeuser Company Process for producing dried singulated cellulose pulp fibers using a jet drier and injected steam and the product resulting therefrom
US7334347B2 (en) * 2001-10-30 2008-02-26 Weyerhaeuser Company Process for producing dried, singulated fibers using steam and heated air
US6782637B2 (en) 2001-10-30 2004-08-31 Weyerhaeuser Company System for making dried singulated crosslinked cellulose pulp fibers
US7018508B2 (en) * 2001-10-30 2006-03-28 Weyerhaeuser Company Process for producing dried singulated crosslinked cellulose pulp fibers
US6862819B2 (en) 2001-10-30 2005-03-08 Weyerhaeuser Company System for producing dried singulated cellulose pulp fibers using a jet drier and injected steam
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US6883668B1 (en) * 2003-02-12 2005-04-26 Wellman, Inc. Method of automatic debris separation
US6883667B1 (en) * 2003-02-12 2005-04-26 Wellman, Inc. Automatic debris separation system
FR2869202B1 (fr) * 2004-04-23 2009-04-10 Jean Fachaux Dispositif de separation d'objets
US7784719B1 (en) 2005-06-21 2010-08-31 Wellman Plastics Recycling, LLC Methods of recycling post-consumer carpet
US7635099B1 (en) 2005-11-29 2009-12-22 Mohawk Carpet Corporation Component recovery process
US7875655B2 (en) * 2006-01-20 2011-01-25 Material Innovations, Llc Carpet waste composite
EP2087166B1 (de) 2006-11-13 2012-07-25 Shaw Industries Group, Inc. Verfahren und systeme zur teppichrezyklierung und aus rezyklat hergestellte teppiche
US20080213562A1 (en) * 2006-11-22 2008-09-04 Przybylinski James P Plastic Composites Using Recycled Carpet Waste and Systems and Methods of Recycling Carpet Waste
WO2008066751A1 (en) * 2006-11-22 2008-06-05 Material Innovations, Llc. Wood-plastic composites using recycled carpet waste and systems and methods of manufacturing
US8110131B1 (en) * 2006-12-06 2012-02-07 Dell Orco Sergio Carpet reclamation system
US7984600B2 (en) * 2007-02-02 2011-07-26 Mohawk Carpet Corporation Groutless tile system and method for making the same
US8017662B2 (en) * 2007-09-20 2011-09-13 Universal Fibers, Inc. Method of separation and cleaning of post consumer carpet face yarn from carpet backing and yarn product produced therefrom
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US8360348B2 (en) 2010-08-12 2013-01-29 Frank Levy Method and apparatus for recycling carpet
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US8870104B2 (en) 2011-01-13 2014-10-28 Frank Levy Method for separating carpet fibers
US9211545B2 (en) * 2011-11-03 2015-12-15 Columbia Insurance Company System and method for reclaiming waste carpet materials
WO2013106669A1 (en) * 2012-01-11 2013-07-18 Environmental Recycled Carpet System Carpet recycling method
US9221197B2 (en) * 2013-07-16 2015-12-29 Hall Patents, LLC Methods and systems for flooring material recycling
US20150130107A1 (en) * 2013-11-08 2015-05-14 Han-Che Ke Recycling method of waste fishnet
US9976233B2 (en) 2013-11-08 2018-05-22 Han-Che Ke Recycling method of waste fishnet
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US10245700B2 (en) 2014-12-22 2019-04-02 Carpet Processing and Recycling, LLC Devices, systems, and methods for recovery and recycling of carpet components
US9550872B2 (en) 2015-05-29 2017-01-24 Teknor Apex Company Process for recovering nylon and polypropylene from a nylon fiber source
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US11364661B2 (en) * 2016-04-20 2022-06-21 Broadview Group International, Llc Processes and structures for recycling carpet and products of such processes
WO2018222142A1 (en) * 2017-05-29 2018-12-06 Aquafilslo D.O.O. Process and device for separation and recovery of waste carpet components
EP3501775A1 (de) * 2017-12-22 2019-06-26 Rhodia Operations Verfahren zum trennen von materialien von einem objekt
EP3511140A1 (de) 2018-01-15 2019-07-17 Lenzing Aktiengesellschaft Verfahren zum trennen einer faserförmigen zielkomponente von textilabfall
US11911774B2 (en) * 2019-11-13 2024-02-27 David Kelley Carpet recycling process and method
US11572646B2 (en) 2020-11-18 2023-02-07 Material Innovations Llc Composite building materials and methods of manufacture
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11321658B2 (en) 2018-01-15 2022-05-03 Lenzing Aktiengesellschaft Encoding a cellulose product
US11519101B2 (en) 2018-01-15 2022-12-06 Lenzing Aktiengesellschaft Functionalization of foreign material in lyocell-methods
US11519104B2 (en) 2018-01-15 2022-12-06 Lenzing Aktiengesellschaft Method of reusing a textile material which comprises cellulose
US11519100B2 (en) 2018-01-15 2022-12-06 Lenzing Aktiengesellschaft Reusing of lyocell-cellulose for lyocell-methods
US11828005B2 (en) 2018-01-15 2023-11-28 Lenzing Aktiengesellschaft Method of producing a chemical pulp from a textile material which comprises cellulose and a molded body from the chemical pulp
US11987906B2 (en) 2018-01-15 2024-05-21 Lenzing Aktiengesellschaft Method of reusing a mixed textile comprising cellulose and synthetic plastic

Also Published As

Publication number Publication date
CA2237310C (en) 2004-03-23
MX9803910A (es) 1998-09-30
US5722603A (en) 1998-03-03
WO1997021490A2 (en) 1997-06-19
DE69618988D1 (de) 2002-03-14
EP0868213A2 (de) 1998-10-07
WO1997021490A3 (en) 1997-09-04
CA2237310A1 (en) 1997-06-19
EP0868213B1 (de) 2002-01-30

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