MX9504410A - Preparacion de poliuretanos termoplasticos. - Google Patents

Preparacion de poliuretanos termoplasticos.

Info

Publication number
MX9504410A
MX9504410A MX9504410A MX9504410A MX9504410A MX 9504410 A MX9504410 A MX 9504410A MX 9504410 A MX9504410 A MX 9504410A MX 9504410 A MX9504410 A MX 9504410A MX 9504410 A MX9504410 A MX 9504410A
Authority
MX
Mexico
Prior art keywords
less
preparation
difunctional
isocyanates
molecular weight
Prior art date
Application number
MX9504410A
Other languages
English (en)
Inventor
Peter Eberhardt
Ruediger Krech
Udo Rotermund
Klaus Techritz
Original Assignee
Basf Schwarzheide Gmbh
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 Schwarzheide Gmbh filed Critical Basf Schwarzheide Gmbh
Publication of MX9504410A publication Critical patent/MX9504410A/es

Links

Classifications

    • 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
    • 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
    • C08G18/0895—Manufacture of polymers by continuous processes
    • 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
    • B29B11/00—Making preforms
    • B29B11/06—Making preforms by moulding the material
    • B29B11/10—Extrusion moulding
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/625—Screws characterised by the ratio of the threaded length of the screw to its outside diameter [L/D ratio]
    • 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
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

La presente invencion se relaciona con un proceso para la preparacion de poliuretanos termoplásticos haciendo reaccionar a) poliisocianatos orgánicos y/o poliisocianatos orgánicos modificados con b) por lo menos un compuesto de polihidroxi oligomérico y/o de poliamino que tiene un peso molecular promedio de 400 a 10,000 gramos por mol, en presencia o ausencia de c) extendedores de cadena que tienen por lo menos dos átomos de hidrogeno activos de Zerewitinoff y un peso molecular promedio de menos de 400 gramos por mol, d) catalizadores, e) compuestos que son menos que difuncionales con respecto a isocianatos y/o isocianatos que son menos que difuncionales y f) auxiliares y/o aditivos en un aparato de extrusion de tornillo gemelo en donde ambos tornillos giran en la misma direccion y que tiene una relacion de longitud/diámetro de 20 a 60, y descargar el poliuretano termoplástico resultante del aparato de extrusion con configuracion.
MX9504410A 1994-10-20 1995-10-19 Preparacion de poliuretanos termoplasticos. MX9504410A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4437586A DE4437586A1 (de) 1994-10-20 1994-10-20 Verfahren zur Herstellung von thermoplastischen Polyurethanen

Publications (1)

Publication Number Publication Date
MX9504410A true MX9504410A (es) 1997-03-29

Family

ID=6531309

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9504410A MX9504410A (es) 1994-10-20 1995-10-19 Preparacion de poliuretanos termoplasticos.

Country Status (8)

Country Link
US (1) US5621024A (es)
EP (1) EP0708124B1 (es)
JP (1) JPH08188634A (es)
KR (1) KR100359688B1 (es)
CA (1) CA2160953A1 (es)
DE (2) DE4437586A1 (es)
ES (1) ES2135642T3 (es)
MX (1) MX9504410A (es)

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DE19755545A1 (de) * 1997-12-13 1999-06-17 Bayer Ag Verfahren zur Herstellung von thermoplastischen Polyurethanelastomeren
PT931640E (pt) * 1998-01-23 2003-09-30 Klockner Desma Schuhmaschinen Dispositivo para misturar e fazer sair por injeccoes materias sinteticas formadas por multiplos componentes que reagem e que solidificam na cavidade de um molde de uma maquina de injeccao de materia sintetica
TWI312820B (en) * 2003-01-24 2009-08-01 Mitsui Chemicals Inc Fiber mixture, strech nonwoven fabric comprising the same, and production method for the stretch nonwoven fabric
US7211206B2 (en) * 2004-01-23 2007-05-01 Century-Board Usa Llc Continuous forming system utilizing up to six endless belts
US7763341B2 (en) 2004-01-23 2010-07-27 Century-Board Usa, Llc Filled polymer composite and synthetic building material compositions
US7316559B2 (en) 2004-06-24 2008-01-08 Century-Board Usa, Llc Continuous forming apparatus for three-dimensional foam products
US7794224B2 (en) 2004-09-28 2010-09-14 Woodbridge Corporation Apparatus for the continuous production of plastic composites
DE102005004967A1 (de) 2005-02-03 2006-08-10 Basf Ag Verfahren zur kontinuierlichen Herstellung thermoplastisch verarbeitbarer Polyurethan-Elastomere
US20070222106A1 (en) 2006-03-24 2007-09-27 Century-Board Usa, Llc Extrusion of polyurethane composite materials
MX2010007206A (es) * 2007-12-28 2010-09-30 Bostik Inc Proceso continuo para la producción de selladores y adhesivos de poliuretano de curado por humedad.
US20090295021A1 (en) * 2008-05-27 2009-12-03 Century-Board Usa, Llc Extrusion of polyurethane composite materials
CN102227300B (zh) * 2008-09-29 2014-03-12 思蒂亚工程私人有限公司 挤出机和挤出机操作方法
US8846776B2 (en) 2009-08-14 2014-09-30 Boral Ip Holdings Llc Filled polyurethane composites and methods of making same
US9481759B2 (en) 2009-08-14 2016-11-01 Boral Ip Holdings Llc Polyurethanes derived from highly reactive reactants and coal ash
AU2012318528A1 (en) 2011-10-07 2014-05-22 Boral Ip Holdings (Australia) Pty Limited Inorganic polymer/organic polymer composites and methods of making same
WO2014168633A1 (en) 2013-04-12 2014-10-16 Boral Ip Holdings (Australia) Pty Limited Composites formed from an absorptive filler and a polyurethane
WO2016018226A1 (en) 2014-07-28 2016-02-04 Crocco Guy The use of evaporative coolants to manufacture filled polyurethane composites
EP3174911B1 (en) 2014-07-31 2023-04-19 3M Innovative Properties Company Thermoplastic polyurethane compositions, articles, and methods thereof
WO2016022103A1 (en) 2014-08-05 2016-02-11 Amitabha Kumar Filled polymeric composites including short length fibers
WO2016118141A1 (en) 2015-01-22 2016-07-28 Boral Ip Holdings (Australia) Pty Limited Highly filled polyurethane composites
US10030126B2 (en) 2015-06-05 2018-07-24 Boral Ip Holdings (Australia) Pty Limited Filled polyurethane composites with lightweight fillers
WO2017082914A1 (en) 2015-11-12 2017-05-18 Boral Ip Holdings (Australia) Pty Limited Filled polyurethane composites with size-graded fillers
WO2018052648A1 (en) 2016-09-19 2018-03-22 Dow Corning Corporation Copolymer composition for personal care
KR102193820B1 (ko) 2016-09-19 2020-12-24 다우 실리콘즈 코포레이션 코팅 및 접착제 응용을 위한 공중합체 조성물
WO2019038764A1 (en) * 2017-08-23 2019-02-28 Gavish-Galilee Bio Applications Ltd. COMPOSITIONS AND METHODS FOR TREATING AEROSCLASTER CARDIOVASCULAR DISEASE
EP3769932B1 (en) 2019-07-23 2023-02-15 3M Innovative Properties Company Moisture-curable adhesive compositions
EP3838533A1 (de) 2019-12-17 2021-06-23 Covestro Deutschland AG Reaktivextrusion von tpu mit entgasung
EP3838396A1 (de) 2019-12-17 2021-06-23 Covestro Deutschland AG Reaktivextrusion von tpu unter zuführung von wasser

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Also Published As

Publication number Publication date
JPH08188634A (ja) 1996-07-23
KR100359688B1 (ko) 2003-02-19
EP0708124A3 (de) 1996-07-24
EP0708124A2 (de) 1996-04-24
ES2135642T3 (es) 1999-11-01
CA2160953A1 (en) 1996-04-21
EP0708124B1 (de) 1999-08-25
US5621024A (en) 1997-04-15
DE4437586A1 (de) 1996-04-25
KR960014186A (ko) 1996-05-22
DE59506680D1 (de) 1999-09-30

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Legal Events

Date Code Title Description
FG Grant or registration
MM Annulment or lapse due to non-payment of fees