IT1109129B - Procedimento per il trattamento degli scarti di poliuretano al fine del loro riutilizzo - Google Patents

Procedimento per il trattamento degli scarti di poliuretano al fine del loro riutilizzo

Info

Publication number
IT1109129B
IT1109129B IT67768/78A IT6776878A IT1109129B IT 1109129 B IT1109129 B IT 1109129B IT 67768/78 A IT67768/78 A IT 67768/78A IT 6776878 A IT6776878 A IT 6776878A IT 1109129 B IT1109129 B IT 1109129B
Authority
IT
Italy
Prior art keywords
reuse
procedure
treatment
polyurethane waste
polyurethane
Prior art date
Application number
IT67768/78A
Other languages
English (en)
Other versions
IT7867768A0 (it
Inventor
Balestrini Augusto
Original Assignee
Fiat Spa
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 Fiat Spa filed Critical Fiat Spa
Priority to IT67768/78A priority Critical patent/IT1109129B/it
Publication of IT7867768A0 publication Critical patent/IT7867768A0/it
Priority to US06/027,136 priority patent/US4243560A/en
Priority to DE2914055A priority patent/DE2914055C3/de
Priority to FR7908860A priority patent/FR2421922A1/fr
Application granted granted Critical
Publication of IT1109129B publication Critical patent/IT1109129B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
    • C10B53/07—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of solid raw materials consisting of synthetic polymeric materials, e.g. tyres
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock
    • Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Polyurethanes Or Polyureas (AREA)
IT67768/78A 1978-04-07 1978-04-07 Procedimento per il trattamento degli scarti di poliuretano al fine del loro riutilizzo IT1109129B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT67768/78A IT1109129B (it) 1978-04-07 1978-04-07 Procedimento per il trattamento degli scarti di poliuretano al fine del loro riutilizzo
US06/027,136 US4243560A (en) 1978-04-07 1979-04-04 Method of recovering polyols from scrap polyurethane foam
DE2914055A DE2914055C3 (de) 1978-04-07 1979-04-06 Verfahren zur Wiedergewinnung von flüssigen Zersetzngsprodukten aus Schrott-Polyurethanschaumstoff und ihre Verwendung
FR7908860A FR2421922A1 (fr) 1978-04-07 1979-04-06 Procede de recuperation de polyols a partir de dechets de mousse de polyurethanne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67768/78A IT1109129B (it) 1978-04-07 1978-04-07 Procedimento per il trattamento degli scarti di poliuretano al fine del loro riutilizzo

Publications (2)

Publication Number Publication Date
IT7867768A0 IT7867768A0 (it) 1978-04-07
IT1109129B true IT1109129B (it) 1985-12-16

Family

ID=11305141

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67768/78A IT1109129B (it) 1978-04-07 1978-04-07 Procedimento per il trattamento degli scarti di poliuretano al fine del loro riutilizzo

Country Status (4)

Country Link
US (1) US4243560A (it)
DE (1) DE2914055C3 (it)
FR (1) FR2421922A1 (it)
IT (1) IT1109129B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4451583A (en) * 1982-01-26 1984-05-29 Olin Corporation Recycling of flexible polyurethane foam scrap
AU648269B2 (en) * 1989-08-21 1994-04-21 L & E Holding Aps A method for removing, condensing and collecting propellants from foam materials and other materials for which the method is suitable in an environmentally friendly manner
DE3942881C2 (de) * 1989-12-23 1997-08-21 Hasso Von Bluecher Verfahren zur Entsorgung beladener Aktivkohlefilter
US5462971A (en) * 1994-02-16 1995-10-31 Arco Chemical Technology, L.P. Process for treating polyether polyols
JP2004002564A (ja) * 2002-05-31 2004-01-08 Toshiba Corp ウレタン樹脂の処理方法、被処理物及び再生樹脂の製造方法
ES2909402T3 (es) * 2019-05-27 2022-05-06 Covestro Deutschland Ag Procedimiento de reciclaje de residuos de material de poliuretano para la fabricación de materias primas químicas para la fabricación de isocianatos y poliuretanos
EP4098677A1 (de) * 2021-06-02 2022-12-07 Covestro Deutschland AG Pyrolyse von material mit polyurethan-verbindung zur wiedergewinnung von rohstoffen
EP4137525A1 (de) * 2021-08-20 2023-02-22 Covestro Deutschland AG Pyrolyse von polymerer polyurethan-verbindung zur wiedergewinnung von rohstoffen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1034353B (de) * 1954-11-30 1958-07-17 Formpolster G M B H Herstellung von Polyurethanschaumstoffen
DE962649C (de) * 1955-03-17 1957-04-25 Rudolph Koepp & Co Chem Fab A Verfahren zur Herstellung von Schaumstoffen unter Verwendung von Polyurethanschaumabfaellen
US3143515A (en) * 1956-04-18 1964-08-04 Reeves Bros Inc Method for reclaiming scrap polyurethane resins
US3475525A (en) * 1966-09-22 1969-10-28 Timothy V Peters Process of reticulating polyurethane foams
US3983087A (en) * 1974-04-29 1976-09-28 The Upjohn Company Novel process of reclaiming polyurethane foam

Also Published As

Publication number Publication date
FR2421922B1 (it) 1984-04-06
US4243560A (en) 1981-01-06
DE2914055B2 (de) 1980-08-28
FR2421922A1 (fr) 1979-11-02
DE2914055A1 (de) 1979-10-11
DE2914055C3 (de) 1981-07-23
IT7867768A0 (it) 1978-04-07

Similar Documents

Publication Publication Date Title
IT7950379A0 (it) Procedimento per il trattamento di acque di scarico
IT7968467A0 (it) Apparecchiatura per il trattamentodi residui
GB2044239B (en) Apparatus for the treatment of sewage
IT1091961B (it) Procedimento per la rigenerazione degli oli esausti
IT8149325A0 (it) Procedimento per il trattamento dimateriali di rifiuto
ZA793828B (en) Process for the treatment of textile fibre materials
IT7830611A0 (it) Procedimento per il trattamento dicarta straccia.
ZA795540B (en) Process for the regeneration of polymer from waste
GB2015594A (en) Treating waste paper for the production of new paper
DE2960520D1 (en) Process for the purification of epoxides
IT1129533B (it) Procedimento per il controllo del processo di dispersione del fango di trivelazione
IT1109129B (it) Procedimento per il trattamento degli scarti di poliuretano al fine del loro riutilizzo
IT8005106A0 (it) Composti per il trattamento del glaucoma.
GB2013646B (en) Process for the secondary treatment of waste water
NL7901139A (nl) Werkwijze voor de vervaardiging van uit galliumarsenide bestaande inrichtingen.
PH20118A (en) Method for the treatment of hyperlemia
IT1075062B (it) Procedimento per il trattamento di materiali di rifiuto
IT1146063B (it) Apparecchio per il trattamento di pavimenti
GB2029475B (en) Apparatus for the treatment of surfaces
IT8347551A0 (it) Procedimento per il trattamento dicarta straccia
IT1090739B (it) Procedimento per la lavorazione di cascami di pelli
IT1122111B (it) Procedimento per la purificazione di resorcina grezza
DE2962861D1 (en) Process for the biological treatment of waste water
DE2967686D1 (en) Process for the synthesis of fragrant mixtures
IT7829736A0 (it) Procedimento per il trattamento dicarta straccia.