MX9307749A - Proceso para convertir la espuma de poliuretano en una composicion de poliol reutilizable mediante glicolisis de la espuma de poliuretano. - Google Patents

Proceso para convertir la espuma de poliuretano en una composicion de poliol reutilizable mediante glicolisis de la espuma de poliuretano.

Info

Publication number
MX9307749A
MX9307749A MX9307749A MX9307749A MX9307749A MX 9307749 A MX9307749 A MX 9307749A MX 9307749 A MX9307749 A MX 9307749A MX 9307749 A MX9307749 A MX 9307749A MX 9307749 A MX9307749 A MX 9307749A
Authority
MX
Mexico
Prior art keywords
polyurethane foam
reusable
glycolisis
convert
polyol composition
Prior art date
Application number
MX9307749A
Other languages
English (en)
Inventor
Reinaldo Mario Machado
Brian Eugene Farrell
Original Assignee
Air Prod & Chem
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 Air Prod & Chem filed Critical Air Prod & Chem
Publication of MX9307749A publication Critical patent/MX9307749A/es

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
    • C08J11/18—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 treatment with organic material
    • C08J11/22—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 treatment with organic material by treatment with organic oxygen-containing compounds
    • C08J11/24—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 treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • 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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2618—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen
    • C08G65/2621—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen containing amine groups
    • 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)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Abstract

La presente invención se relaciona con un proceso para convertir la espuma de poliuretano en una composición de poliol reutilizable, el cual comprende la glicolización de la espuma de poliuretano para dar un producto de poliol de la glicólisis que contiene aminas y la reacción del producto del poliol de la glicólisis con un óxido de alquileno en una relación molar de 1 mol de óxido de alquileno por mol de átomos de hidrógeno de amina, activo, en el producto de poliol de la glicólisis.
MX9307749A 1992-12-11 1993-12-08 Proceso para convertir la espuma de poliuretano en una composicion de poliol reutilizable mediante glicolisis de la espuma de poliuretano. MX9307749A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/988,994 US5300530A (en) 1992-12-11 1992-12-11 Process for modifying the glycolysis reaction product of polyurethane scrap

Publications (1)

Publication Number Publication Date
MX9307749A true MX9307749A (es) 1994-06-30

Family

ID=25534660

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9307749A MX9307749A (es) 1992-12-11 1993-12-08 Proceso para convertir la espuma de poliuretano en una composicion de poliol reutilizable mediante glicolisis de la espuma de poliuretano.

Country Status (9)

Country Link
US (1) US5300530A (es)
EP (1) EP0601596A1 (es)
JP (1) JPH07309816A (es)
KR (1) KR940014487A (es)
AU (1) AU5220393A (es)
BR (1) BR9305013A (es)
CA (1) CA2110739A1 (es)
MX (1) MX9307749A (es)
NO (1) NO934510L (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4411864A1 (de) * 1994-04-08 1995-10-12 Basf Schwarzheide Gmbh Verfahren zur Herstellung von harten bis zähharten Polyurethanschaumstoffen mit erhöhtem Anteil an offenen Zellen und vermindertem Schrumpf
DE4433834C1 (de) * 1994-09-22 1995-10-12 Daimler Benz Ag Verfahren zur Rückgewinnung von Sekundärpolyolen aus mit nichtglykolysierbaren Stoffen vermischten Polyaddukten von Diolen und Diisocyanaten
DE4445890A1 (de) * 1994-12-22 1996-06-27 Basf Schwarzheide Gmbh Verfahren zur Herstellung von Recyclatpolyolen
AU704932B2 (en) * 1996-10-08 1999-05-06 Jong Han Jeon A method for preparation of recycled polyols and a method for manufacturing polyurethane foams with improved thermal insulation property
DE19643056A1 (de) * 1996-10-18 1998-04-23 Basf Ag Verfahren zur Herstellung von zähelastischen Polyurethan-Integralschaumstoffen mit verbesserter Weiterreißfestigkeit, Bruchdehnung und Zugfestigkeit
US5763692A (en) * 1996-10-28 1998-06-09 Basf Corporation Process for the preparation of recyclate polyols having a low amine content
WO1998034904A1 (fr) * 1997-02-05 1998-08-13 Kabushiki Kaisha Kobe Seiko Sho Appareil et procede de decomposition et de recuperation de compose isocyanate
DE19718018A1 (de) * 1997-04-29 1998-11-05 Basf Ag Verfahren zur Herstellung von Polyurethan-Hartschaumstoffen
DE19737184A1 (de) * 1997-08-26 1999-03-04 Basf Ag Verfahren zur Verringerung des Amingehalts von Recyclatpolyolen
EP1086169B1 (de) * 1998-04-16 2004-02-11 Gerhard Behrendt Verfahren zur herstellung von polyolen sowie polyole
US6750260B2 (en) * 2000-02-28 2004-06-15 Troy Polymers, Inc. Process for chemical recycling of polyurethane-containing scrap
US20070197668A1 (en) * 2006-02-20 2007-08-23 Troy Polymers, Inc. Process for preparing polyols
CZ301686B6 (cs) 2007-08-23 2010-05-26 Ústav makromolekulární chemie AV CR, v.v.i. Zpusob recyklace odpadních polyurethanových pen
CZ2009620A3 (cs) 2009-09-22 2011-04-06 Ústav makromolekulární chemie AV CR, v.v.i. Surovina pro výrobu polyurethanu a zpusob její výroby z odpadního polyurethanu
JP2012072280A (ja) * 2010-09-29 2012-04-12 Hitachi Ltd ポリウレタン分解物，ポリウレタン及びポリウレタン形成方法
US8609740B2 (en) 2011-06-28 2013-12-17 International Automotive Components Group North America, Inc. Closed-loop recycled polyurethane foam, methods of manufacture and products therefrom
JP5358635B2 (ja) * 2011-09-06 2013-12-04 株式会社日立製作所 ポリウレタン分解液及びポリウレタン分解液形成方法
PL232824B1 (pl) 2015-05-12 2019-07-31 Politechnika Gdanska Sposób glicerolizy odpadów poliuretanowych
NL2028001B1 (en) 2021-04-16 2022-10-31 Ioniqa Tech B V Method for the production of a polyhydric alcohol from a urethane containing polymer
NL2028002B1 (en) 2021-04-16 2022-10-31 Ioniqa Tech B V Method for the production of a polyhydric alcohol from a urethane containing polymer
WO2024170558A1 (de) 2023-02-14 2024-08-22 Covestro Deutschland Ag Verfahren zur spaltung von urethanen

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE548992A (es) * 1955-06-27 1900-01-01
GB1111125A (en) * 1964-05-11 1968-04-24 Ici Ltd Improvements in or relating to the manufacture of polyurethanes
US3738946A (en) * 1971-08-05 1973-06-12 Upjohn Co Conversion of scrap polyurethane foam to polyol
US3708440A (en) * 1972-02-14 1973-01-02 Upjohn Co Reclaiming scrap polyisocyanurate foam with an aliphatic diol and a dialkanolamine
US3983087A (en) * 1974-04-29 1976-09-28 The Upjohn Company Novel process of reclaiming polyurethane foam
JPS5117297A (en) * 1974-08-02 1976-02-12 Bridgestone Tire Co Ltd Horiooruo horiuretanjugobutsukara kaishusuruhoho
US4110266A (en) * 1976-07-09 1978-08-29 Mcdonnell Douglas Corporation Process for converting the decomposition products of polyurethane and novel compositions thereby obtained
DD226576B5 (de) * 1984-09-17 1994-01-05 Basf Schwarzheide Gmbh Verfahren zur stufenweisen umsetzung von polyurethanabfaellen durch alkoholyse

Also Published As

Publication number Publication date
EP0601596A1 (en) 1994-06-15
NO934510L (no) 1994-06-13
JPH07309816A (ja) 1995-11-28
NO934510D0 (no) 1993-12-09
BR9305013A (pt) 1994-07-05
US5300530A (en) 1994-04-05
KR940014487A (ko) 1994-07-18
CA2110739A1 (en) 1994-06-12
AU5220393A (en) 1994-06-23

Similar Documents

Publication Publication Date Title
MX9307749A (es) Proceso para convertir la espuma de poliuretano en una composicion de poliol reutilizable mediante glicolisis de la espuma de poliuretano.
ES2102472T3 (es) Espumas de poliuretano.
ES2124317T3 (es) Polioles con reactividad mejorada.
GB754502A (en) Foamed products based on polyurethanes
ES2087425T3 (es) Agente auxiliar del crespado a base de poliamidas que contienen metil-bis(3-amino-propil)amina.
AR026316A1 (es) Proceso para preparar espumas de alta elasticidad y sistemas de reaccion utiles para tal fin
ES2171029T3 (es) Procedimiento para la fabricacion de espumas rigidas de poliuretano de alveolos cerrados con una baja conductividad termica.
EP1006133A4 (en) POLYURETHANE FOAM, METHOD FOR THE PRODUCTION AND COMPOSITION FOR THE PRODUCTION OF FOAMS
BR0009693A (pt) Mistura para a preparação de espumas duras de poliuretano
BR9902239A (pt) Processo e composição de aditivos de cédula para espumas flexìveis rìgidas de poliuretano.
MX173536B (es) Espuma de poliisocianurato
MXPA05008806A (es) Polieter polioles iniciados con amina y un procedimiento para su produccion.
AR024091A1 (es) Proceso para fabricar espumas de baja densidad, composicion de polioles y sistema de reacciones util para tal fin
GB941879A (en) Ordered hydroxy-terminated polyether-based urethanes and coating compositions containing same
ES2088161T3 (es) Esteres de acidos grasos con polioles etoxilados.
ATE142677T1 (de) Zellöffnende verbindungen für polyurethanschaumstoff tenside
DK0586421T3 (da) Fremgangsmåde til fremstilling af en amidproduktblanding, en amidproduktblanding og anvendelsen deraf
ATE247150T1 (de) Verfahren zur herstellung von polyisocyanuratschaumstoffen mit verminderter wärmeleitfähigkeit
AU4560300A (en) Polymer-modified polyols, their use for the manufacture of polyurethane products
MY101800A (en) Polyurethane foams incorporating alkoxylated aromatic diamine and acetylenic glycol.
BR9909943B1 (pt) espuma de poliuretano rÍgida e mÉtodo para formar uma espuma de poliuretano.
DK0456074T3 (da) Fugtmiddel til offsettryk
ES2128693T3 (es) Espumas de poliester poliuretano que no empañan.
MX9200103A (es) Proceso para la preparacion de productos de poliadicion de poliisocianato
MX9501406A (es) Procedimiento para la fabricacion de poliuretanos.