ES2058948T3 - Procedimiento para la reutilizacion de desechos o de articulos usados de una materia plastica reticulada, sobre todo de poliuretano o bien de poliurea. - Google Patents

Procedimiento para la reutilizacion de desechos o de articulos usados de una materia plastica reticulada, sobre todo de poliuretano o bien de poliurea.

Info

Publication number
ES2058948T3
ES2058948T3 ES91101926T ES91101926T ES2058948T3 ES 2058948 T3 ES2058948 T3 ES 2058948T3 ES 91101926 T ES91101926 T ES 91101926T ES 91101926 T ES91101926 T ES 91101926T ES 2058948 T3 ES2058948 T3 ES 2058948T3
Authority
ES
Spain
Prior art keywords
waste
temperature
used articles
raw material
comminuted
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
ES91101926T
Other languages
English (en)
Inventor
Burkhardt Dr Dipl-Chem Meister
Herbert Dr Dipl-Chem Schaper
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.)
Phoenix AG
Original Assignee
Phoenix AG
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 Phoenix AG filed Critical Phoenix AG
Application granted granted Critical
Publication of ES2058948T3 publication Critical patent/ES2058948T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/12—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by dry-heat treatment only
    • 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
    • B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
    • 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
    • B29B17/0026—Recovery of plastics or other constituents of waste material containing plastics by agglomeration or compacting
    • B29B17/0042—Recovery of plastics or other constituents of waste material containing plastics by agglomeration or compacting for shaping parts, e.g. multilayered parts with at least one layer containing regenerated plastic
    • 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • B29C67/207—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored comprising impregnating expanded particles or fragments with a binder
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • 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
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

LA INVENCION CONCIERNE A UN PROCEDIMIENTO PARA EL RECICLAJE DE RESIDUOS Y ARTICULOS USADOS DE PLASTICO RETICULADO, ESPECIALMENTE A BASE DE POLIURETANO, SEGUN LAS SIGUIENTES ETAPAS OPERATIVAS: A) LOS RESIDUOS O ARTICULOS USADOS SE TROCEAN, COMO MATERIA PRIMA, POR EJEMPLO EN VIRUTAS O GRANULOS, CON UN TAMAÑO MINIMO DE (MENOR O IGUAL) 15 MM, PREFERENTEMENTE (MENOR O IGUAL) 5 MM. B) LA MATERIA PRIMA TROCEADA SE ELABORA EN UN DISPOSITIVO TERMO-MECANICO, PREFERENTEMENTE, EN UNA AMASADORA DURANTE 5 PREFERENTEMENTE EN UNA AMASADORA FRIA A UNA TEMPERATURA (MENOR O IGUAL) 30 C, CON UN ISOCIANATO POLIFUNCIONAL A UNA TEMPERATURA DE LA MASA DE (MENOR O IGUAL) 80 C. D) LA MEZCLA REACTIVA SE ENFRIA INMEDIATAMENTE. E) FINALMENTE, SE CALIENTA LA MEZCLA EN UN MOLDE DURANTE 5 MINIMA DE 100 BARES, AL TIEMPO QUE SE HUMEDECE DE NUEVO.
ES91101926T 1990-02-14 1991-02-12 Procedimiento para la reutilizacion de desechos o de articulos usados de una materia plastica reticulada, sobre todo de poliuretano o bien de poliurea. Expired - Lifetime ES2058948T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4004531 1990-02-14

Publications (1)

Publication Number Publication Date
ES2058948T3 true ES2058948T3 (es) 1994-11-01

Family

ID=6400124

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91101926T Expired - Lifetime ES2058948T3 (es) 1990-02-14 1991-02-12 Procedimiento para la reutilizacion de desechos o de articulos usados de una materia plastica reticulada, sobre todo de poliuretano o bien de poliurea.

Country Status (4)

Country Link
EP (1) EP0442435B1 (es)
AT (1) ATE107567T1 (es)
DE (1) DE59101961D1 (es)
ES (1) ES2058948T3 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0475377A3 (en) * 1990-09-13 1992-05-06 Phoenix Aktiengesellschaft Process for recycling plastic scraps or waste, especially cross-linked plastic
DE4204831C2 (de) * 1991-02-21 2001-08-09 Phoenix Ag Matte
DE69324788D1 (de) * 1993-01-18 1999-06-10 Microlite Sl Verfahren zum Rückgewinnung von Polyurethan
DE4333876C2 (de) * 1993-10-05 1996-02-22 Loedige Maschbau Gmbh Geb Verfahren für Altteile bzw. Abfälle aus Kunststoff, insbesondere aus aufgeschäumtem Kunststoff
DE4334549A1 (de) * 1993-10-11 1995-04-13 Bayer Ag Polyisocyanat-Zubereitungen
CN1043863C (zh) * 1994-02-05 1999-06-30 车国承 用聚氨酯泡沫体生产涂料薄膜－防水聚氨酯胶片的方法
US5807513A (en) * 1997-07-08 1998-09-15 Ut Automotive Dearborn, Inc. Recycling trim components
US6576176B1 (en) * 2000-03-16 2003-06-10 Lear Corporation Method of recycling scrap material containing a thermoplastic
WO2011007322A2 (en) 2009-07-15 2011-01-20 Ludo Debergh Method for producing a shaped object of a composite material, a shaped object produced according to this method
IT1401319B1 (it) 2010-08-10 2013-07-18 Ecopolimeri S R L Procedimento per preparare una resina policarbammidica.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL297232A (es) * 1962-10-31 1900-01-01
GB1502777A (en) * 1974-09-12 1978-03-01 Ici Ltd Polyurethane foams
DE3530754A1 (de) * 1985-08-28 1987-03-05 Reichhart Berta Polyurethan-hartschaumstoffe, verfahren zu ihrer herstellung sowie vorrichtung zur durchfuehrung dieses verfahrens
DE3719291C2 (de) * 1987-06-10 1995-09-14 Phoenix Ag Verfahren zur Wiedergewinnung von vulkanisierten Gummiabfällen
DE3806108A1 (de) * 1987-10-17 1989-04-27 Hofmann Simone Koerper, insbesondere in form einer platte, verfahren zum herstellen eines solchen koerpers und nach dem verfahren hergestellte platte

Also Published As

Publication number Publication date
DE59101961D1 (de) 1994-07-28
EP0442435A2 (de) 1991-08-21
ATE107567T1 (de) 1994-07-15
EP0442435A3 (en) 1991-10-09
EP0442435B1 (de) 1994-06-22

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