ES2068614T3 - Procedimiento para la recuperacion de poli(cloruro de vinilo) a partir de pastas residuales de pvc que contienen disolventes. - Google Patents

Procedimiento para la recuperacion de poli(cloruro de vinilo) a partir de pastas residuales de pvc que contienen disolventes.

Info

Publication number
ES2068614T3
ES2068614T3 ES92100243T ES92100243T ES2068614T3 ES 2068614 T3 ES2068614 T3 ES 2068614T3 ES 92100243 T ES92100243 T ES 92100243T ES 92100243 T ES92100243 T ES 92100243T ES 2068614 T3 ES2068614 T3 ES 2068614T3
Authority
ES
Spain
Prior art keywords
poly
recovery
procedure
vinyl chloride
containing solvents
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
ES92100243T
Other languages
English (en)
Inventor
Jorg Hausdorf
Bardo Anselm
Steffen Dr Kosack
Peter Schafer
Rolf Schneider
Stefan Seiderer
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.)
Carl Freudenberg KG
Original Assignee
Carl Freudenberg KG
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 Carl Freudenberg KG filed Critical Carl Freudenberg KG
Application granted granted Critical
Publication of ES2068614T3 publication Critical patent/ES2068614T3/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
    • C08J11/06—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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/16—Powdering or granulating by coagulating dispersions
    • 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
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride
    • 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)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing Of Solid Wastes (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

EL REGENERADO REUTILIZABLE DE CLORURO DE POLIVINILO SE PUEDE OBTENER DE PASTAS RESIDUALES DE PVC QUE CONTIENEN DISOLVENTES, EXPONIENDO ESTOS CON UNA VIGESIMA PARTE DEL PESO DE LA PASTA CON ESTER DE ACILPOLIETILENGLICOL, MEDIANTE AGITACION Y AÑADIENDO EL DOBLE DEL PESO DE LA PASTA EN AGUA, EXPULSANDO EL DISOLVENTE MEDIANTE EL VAPOR DE AGUA, SEPARANDO EL DESTILADO DE DOS FASES CONSTITUIDO DEL DISOLVENTE Y FILTRANDO Y SECANDO EL GRANULADO DE PVC QUE FLOTA EN EL AGUA DE LOS RESIDUOS.
ES92100243T 1991-04-24 1992-01-09 Procedimiento para la recuperacion de poli(cloruro de vinilo) a partir de pastas residuales de pvc que contienen disolventes. Expired - Lifetime ES2068614T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4113336A DE4113336C1 (es) 1991-04-24 1991-04-24

Publications (1)

Publication Number Publication Date
ES2068614T3 true ES2068614T3 (es) 1995-04-16

Family

ID=6430244

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92100243T Expired - Lifetime ES2068614T3 (es) 1991-04-24 1992-01-09 Procedimiento para la recuperacion de poli(cloruro de vinilo) a partir de pastas residuales de pvc que contienen disolventes.

Country Status (8)

Country Link
US (1) US5158984A (es)
EP (1) EP0510293B1 (es)
JP (1) JPH0655851B2 (es)
AT (1) ATE119180T1 (es)
CA (1) CA2066933C (es)
DE (2) DE4113336C1 (es)
DK (1) DK0510293T3 (es)
ES (1) ES2068614T3 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4301491C1 (de) * 1993-01-21 1994-03-03 Freudenberg Carl Fa Verfahren zur Rückgewinnung von lösungsmittelhaltigen Kunstharzlack-Abfällen
DE4322926C1 (de) * 1993-07-09 1994-10-06 Kluthe Gmbh Chem Werke Verfahren zum Recyclisieren von Plastisolen
FR2806731B1 (fr) * 2000-03-23 2002-06-14 Solvay Procede de recyclage d'une matiere plastique
DE102014114831B4 (de) * 2014-10-13 2020-12-10 Domo Engineering Plastics Gmbh Verfahren zur Herstellung von körnigen oder pulverförmigen Zielpolymerprodukten aus kunststoffhaltigen Materialien
DE102018102811A1 (de) 2018-02-08 2019-08-08 Cleyond AG Extruder, Anlage mit einem Extruder, Verfahren zur Herstellung von Zielpolymerprodukten aus einem kunststoffhaltigen Material aus einer Lösung unter Verwendung eines solchen Extruders

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3912664A (en) * 1974-08-23 1975-10-14 Horizons Inc Recovery of flexible and rigid materials from scrap polyvinylchloride, its copolymers and cogeners
JPS5229879A (en) * 1975-09-02 1977-03-07 Mitsubishi Heavy Ind Ltd Process for processing disposed polymer mixture
FR2337164A1 (fr) * 1976-01-05 1977-07-29 Solvay Procede pour la recuperation de dechets de polychlorure de vinyle
US4038219A (en) * 1976-03-25 1977-07-26 Western Electric Company, Inc. Reclamation processing of polyvinyl chloride-scrap materials and products produced thereby
US4071479A (en) * 1976-03-25 1978-01-31 Western Electric Company, Inc. Reclamation processing of vinyl chloride polymer containing materials and products produced thereby
WO1981000412A1 (en) * 1979-08-10 1981-02-19 Dulux Australia Ltd Solvent recovery process
US5022985A (en) * 1989-09-15 1991-06-11 Plastic Recovery Systems, Inc. Process for the separation and recovery of plastics

Also Published As

Publication number Publication date
CA2066933C (en) 1996-05-21
JPH0655851B2 (ja) 1994-07-27
DE4113336C1 (es) 1992-02-13
ATE119180T1 (de) 1995-03-15
EP0510293A1 (de) 1992-10-28
JPH05132575A (ja) 1993-05-28
CA2066933A1 (en) 1992-10-25
DK0510293T3 (da) 1995-03-27
EP0510293B1 (de) 1995-03-01
US5158984A (en) 1992-10-27
DE59201498D1 (de) 1995-04-06

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