ATE176786T1 - Verfahren zur abtrennung von polymeren aus polymermischungen - Google Patents

Verfahren zur abtrennung von polymeren aus polymermischungen

Info

Publication number
ATE176786T1
ATE176786T1 AT95117369T AT95117369T ATE176786T1 AT E176786 T1 ATE176786 T1 AT E176786T1 AT 95117369 T AT95117369 T AT 95117369T AT 95117369 T AT95117369 T AT 95117369T AT E176786 T1 ATE176786 T1 AT E176786T1
Authority
AT
Austria
Prior art keywords
melt viscosity
thermoplastic polymer
shear
polymer components
liquid mixture
Prior art date
Application number
AT95117369T
Other languages
English (en)
Inventor
Michael A Davis
Jeffrey S Dugan
Matthew B Hoyt
Charles F Helms Jr
Original Assignee
Basf Corp
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 Corp filed Critical Basf Corp
Application granted granted Critical
Publication of ATE176786T1 publication Critical patent/ATE176786T1/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
    • D01D5/30—Conjugate filaments; Spinnerette packs therefor
    • D01D5/34—Core-skin structure; Spinnerette packs therefor
    • 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
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/022—Melting the material to be shaped
    • 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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06—Rod-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/304—Extrusion nozzles or dies specially adapted for bringing together components, e.g. melts within the die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/04—Fractionation
    • 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
    • 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
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Textile Engineering (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
AT95117369T 1994-11-08 1995-11-04 Verfahren zur abtrennung von polymeren aus polymermischungen ATE176786T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33720894A 1994-11-08 1994-11-08

Publications (1)

Publication Number Publication Date
ATE176786T1 true ATE176786T1 (de) 1999-03-15

Family

ID=23319561

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95117369T ATE176786T1 (de) 1994-11-08 1995-11-04 Verfahren zur abtrennung von polymeren aus polymermischungen

Country Status (5)

Country Link
US (1) US5807490A (de)
EP (1) EP0714918B1 (de)
AT (1) ATE176786T1 (de)
DE (1) DE69507868T2 (de)
ES (1) ES2127454T3 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100655842B1 (ko) 1999-12-21 2006-12-12 킴벌리-클라크 월드와이드, 인크. 미세한 데니어의 다성분 섬유
US6287689B1 (en) 1999-12-28 2001-09-11 Solutia Inc. Low surface energy fibers
US6630087B1 (en) 2001-11-16 2003-10-07 Solutia Inc. Process of making low surface energy fibers
US20060116835A1 (en) * 2002-08-12 2006-06-01 Borealis Technology Oy Measurement of batch properties
US7087655B2 (en) * 2002-12-16 2006-08-08 Kimberly-Clark Worldwide, Inc. Separation process for multi-component polymeric materials
DE102004061042A1 (de) * 2004-12-18 2006-06-29 Esa Patentverwertungsagentur Sachsen-Anhalt Gmbh Verfahren und Vorrichtung zum Trennen von Polymergemischen
WO2006071032A1 (en) * 2004-12-29 2006-07-06 Samyang Corporation Monofilament suture and preparation method thereof
WO2009043366A1 (en) * 2007-10-05 2009-04-09 Mario Miani Apparatus for producing yarns composed of a plurality of compenents made of plastics
US8597563B2 (en) * 2008-07-11 2013-12-03 Rohm And Haas Company Recycled thermoplastic composition comprising waste thermoset material and methods of making
EP2343136B1 (de) * 2008-10-28 2013-12-04 Panasonic Corporation Sortierverfahren
US10753023B2 (en) 2010-08-13 2020-08-25 Kimberly-Clark Worldwide, Inc. Toughened polylactic acid fibers
US8936740B2 (en) 2010-08-13 2015-01-20 Kimberly-Clark Worldwide, Inc. Modified polylactic acid fibers
CN103201416B (zh) * 2010-11-09 2016-07-06 埃克森美孚化学专利公司 双组分纤维及其制造方法
US8637130B2 (en) 2012-02-10 2014-01-28 Kimberly-Clark Worldwide, Inc. Molded parts containing a polylactic acid composition
US10858762B2 (en) 2012-02-10 2020-12-08 Kimberly-Clark Worldwide, Inc. Renewable polyester fibers having a low density
US8980964B2 (en) 2012-02-10 2015-03-17 Kimberly-Clark Worldwide, Inc. Renewable polyester film having a low modulus and high tensile elongation
US9040598B2 (en) 2012-02-10 2015-05-26 Kimberly-Clark Worldwide, Inc. Renewable polyester compositions having a low density
US8975305B2 (en) 2012-02-10 2015-03-10 Kimberly-Clark Worldwide, Inc. Rigid renewable polyester compositions having a high impact strength and tensile elongation
BR112016004974B8 (pt) * 2013-10-30 2023-03-21 Du Pont Fibra, fio, tecido, vestuário de proteção e método de produção de uma fibra
DE102020119505A1 (de) * 2020-07-23 2022-01-27 Gottfried Wilhelm Leibniz Universität Hannover, Körperschaft des öffentlichen Rechts Verfahren und Einrichtung zum Trennen unterschiedlicher Kunststoffsorten von einem Materialgemisch
EP4359186A1 (de) * 2021-06-22 2024-05-01 Dow Global Technologies LLC Wässriges trennverfahren für mehrere polymerkomponenten
JP7340821B1 (ja) * 2023-04-11 2023-09-08 青島紗支紡織科技有限公司 冷感生地用複合繊維、その製造方法、冷感生地、及び繊維製品

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3726955A (en) * 1971-01-11 1973-04-10 Phillips Petroleum Co Process for producing filaments and yarns of blended incompatible polymers
US5162074A (en) * 1987-10-02 1992-11-10 Basf Corporation Method of making plural component fibers
JP2635139B2 (ja) * 1988-12-28 1997-07-30 花王株式会社 吸収性物品
US5264536A (en) * 1990-12-06 1993-11-23 Exxon Research And Engineering Company Supercritical mixed-solvent separation of polymer mixtures
DE4137298A1 (de) * 1991-11-10 1993-05-13 Siebert Martin Verfahren und vorrichtung zum kontinuierlichen filtern und trennen thermoplastischer kunststoffe
US5241066A (en) * 1992-06-25 1993-08-31 Basf Corporation Method of recovering caprolactam from mixed waste
US5587118A (en) * 1995-03-14 1996-12-24 Mallonee; William C. Process for making fiber for a carpet face yarn

Also Published As

Publication number Publication date
DE69507868T2 (de) 1999-08-12
DE69507868D1 (de) 1999-03-25
EP0714918A2 (de) 1996-06-05
EP0714918B1 (de) 1999-02-17
US5807490A (en) 1998-09-15
EP0714918A3 (de) 1996-09-11
ES2127454T3 (es) 1999-04-16

Similar Documents

Publication Publication Date Title
ATE176786T1 (de) Verfahren zur abtrennung von polymeren aus polymermischungen
KR890015832A (ko) 열가소성 중축합 폴리머의 가공방법
RU93005353A (ru) Способ изготовления обогащенного пластмассового продукта из лакированных пластмассовых деталей и термопластичный синтетический рециклат из лакированных частичек пластмасс, в частности содержащих полипропилен
DE3481531D1 (de) Verfahren und apparat zum schmelzspinnen von fasern aus thermoplastischen polymeren.
DE59101030D1 (de) Verfahren und vorrichtung zur herstellung von feinstfasern aus thermoplastischen polymeren.
DE59804813D1 (de) Zweistufiges verfahren zur entwässerung von kunststoffdispersionen
DE69534047D1 (de) Semi-kontinuierliches verfahren zur herstellung von polymeren schaumstoffen im festen zustand
DE69733286D1 (de) Verfahren zum Extrudieren von Mikrozellenpolymeren
DE69430795D1 (de) Polyethylen, thermoplastische harzzusammensetzung dieselbige enthaltend und verfahren zur herstellung von polyethylen
DK0676394T3 (da) Genvinding af caprolactam fra tæppeaffald
DE69401224D1 (de) Thermoplastische Harzzusammensetzung und Verfahren zur Herstellung von Harz des modifizierten Polyolefin-Typs
PT1189979E (pt) Processo para a separacao de misturas de plasticos poliolefinicos
DE59802197D1 (de) Verfahren zur Trennung von Mischkunststoffen
DE3762482D1 (de) Verfahren und vorrichtung zum trennen von fluessigkeitsgemischen aufgrund ihrer molekulargewichte.
DE69108055D1 (de) Halbzeug und thermoplastisches verbundmaterial aus flüssigkristallinen polymeren und verfahren zu seiner herstellung.
ATE290043T1 (de) Verfahren zur wiedergewinnung von löslichen polymeren oder polymerengemischen aus kunststoffhaltigen materialien
EP0775573A3 (de) Vorrichtung und Verfahren zur Herstellung von Kunststoff-/Metall-Verbundplatten
DE69414737D1 (de) Verfahren zur Herstellung von Verbundmaterialien auf Basis von Polymeren und Flüssigkristallen mit dichroitischen Farbstoffen
EP0850982A3 (de) Verfahren zur Rückgewinnung von festem mikroporösem Polyester aus einem Recyclingstrom und Produkte daraus
WO2002022228A3 (en) Method for fractionating liquid mixtures
EP0621122A4 (de) Recycle-verfahren von geformten teilen aus schaumpartikeln.
ATA182697A (de) Verfahren zum granulieren und zerkleinern von schmelzflüssigem material sowie vorrichtung zur durchführung dieses verfahrens
ATE320906T1 (de) Vorrichtung und verfahren zur extrusion von polyethylenterephthalat
DE69624451D1 (de) Verfahren zur aufflockung von dienpolymerkautschuklatex unter erhöhung der partikelgrösse, pfropfpolymer und thermoplastische zusammensetzung
DE3480991D1 (de) Verfahren zur koagulation von polymerlatex und geeigneter extruder.

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification