ES2073436T3 - Uso de dispersantes de peso molecular elevado en un procedimiento para preparar polioles-polimeros estables en polioles que tienen pesos moleculares superiores a 4.000. - Google Patents

Uso de dispersantes de peso molecular elevado en un procedimiento para preparar polioles-polimeros estables en polioles que tienen pesos moleculares superiores a 4.000.

Info

Publication number
ES2073436T3
ES2073436T3 ES89304067T ES89304067T ES2073436T3 ES 2073436 T3 ES2073436 T3 ES 2073436T3 ES 89304067 T ES89304067 T ES 89304067T ES 89304067 T ES89304067 T ES 89304067T ES 2073436 T3 ES2073436 T3 ES 2073436T3
Authority
ES
Spain
Prior art keywords
polyoles
molecular weight
polymers
procedure
weights greater
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
ES89304067T
Other languages
English (en)
Inventor
Robert G Gastinger
John E Hayes
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.)
Lyondell Chemical Technology LP
Original Assignee
Arco Chemical Technology LP
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 Arco Chemical Technology LP filed Critical Arco Chemical Technology LP
Application granted granted Critical
Publication of ES2073436T3 publication Critical patent/ES2073436T3/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
    • 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
    • C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
    • C08G18/636—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers characterised by the presence of a dispersion-stabiliser
    • 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
    • C08G18/63—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
    • C08G18/632—Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers onto polyethers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Graft Or Block Polymers (AREA)

Abstract

POLIOLES POLIMEROS DE BAJA VISCOSIDAD CON RELACIONES ELEVADAS ESTIRENO/ACRILONITRILO Y BUENA ESTABILIDAD, SE PUEDEN CONSEGUIR POR UN METODO QUE COMPRENDE LA ADICION A UN REACTOR, PREFERIBLEMENTE UN REACTOR SEMIDISCONTINUO, UNA CARGA COMPRENDIENDO UN DISPERSANTE POLIOL DE ALTO PESO MOLECULAR CON UN PESO MOLECULAR DE MAS DE 6000; SUMINISTRO DE UNA CORRIENTE DE ALIMENTACION AL REACTOR, DONDE LA CORRIENTE DE ALIMENTACION COMPRENDE UN POLIOL BASE CON UN PESO MOLECULAR DE MAS DE 4000, UNA PORCION MONOMERO Y UN INICIADOR CONVENIENTE PARA POLIMERIZAR LA PORCION MONOMERO, DONDE EL DISPERSANTE POLIOL DE ALTO PESO MOLECULAR ESTA EN EL INTERVALO DE 1 A 20% DEL TOTAL DE TODOS LOS POLIOLES.
ES89304067T 1988-05-24 1989-04-24 Uso de dispersantes de peso molecular elevado en un procedimiento para preparar polioles-polimeros estables en polioles que tienen pesos moleculares superiores a 4.000. Expired - Lifetime ES2073436T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/197,933 US4837247A (en) 1988-05-24 1988-05-24 Stable polymer polyols in base polyols with molecular weight greater than 4000 using high molecular weight dispersants

Publications (1)

Publication Number Publication Date
ES2073436T3 true ES2073436T3 (es) 1995-08-16

Family

ID=22731330

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89304067T Expired - Lifetime ES2073436T3 (es) 1988-05-24 1989-04-24 Uso de dispersantes de peso molecular elevado en un procedimiento para preparar polioles-polimeros estables en polioles que tienen pesos moleculares superiores a 4.000.

Country Status (6)

Country Link
US (1) US4837247A (es)
EP (1) EP0343788B1 (es)
JP (1) JPH01319523A (es)
CA (1) CA1336851C (es)
DE (1) DE68923222T2 (es)
ES (1) ES2073436T3 (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4891395A (en) * 1988-05-24 1990-01-02 Arco Chemical Technology, Inc. High styrene content, stable polymer using epoxy resin-modified polyols as dispersants
US5059641A (en) * 1990-01-10 1991-10-22 Arco Chemical Technology, Inc. Epoxy modified polyols as dispersants for high styrene, high solids content polymer polyols
US5364906A (en) * 1993-08-20 1994-11-15 Arco Chemical Technology, L.P. Low viscosity polymer polyols with improved dispersion stability
US6521674B1 (en) 1993-10-01 2003-02-18 Carpenter Co. Latex-like flexible polyurethane foam and process for making same
US5688861A (en) * 1995-11-30 1997-11-18 Arco Chemical Technology, L.P. Process for the preparation of polyol polymer dispersions
SG71011A1 (en) * 1996-01-29 2000-03-21 Shell Int Research Polymer polyol and process for the preparation of polymer polyols
DE19903390A1 (de) * 1999-01-29 2000-08-03 Bayer Ag Stabilisierte, feindisperse niedrigviskose Polymerpolyole mit einem hohen Gehalt an Polystyrol oder Polystyrol-Copolymerisaten

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3953393A (en) * 1974-01-07 1976-04-27 Basf Wyandotte Corporation Low temperature process for the preparation of graft copolymer dispersions
CA1092590A (en) * 1976-06-24 1980-12-30 Naresh R. Shah Polymer/polyol compositions, processes for making same and processes for making polyurethane products therefrom
US4119586A (en) * 1976-06-24 1978-10-10 Union Carbide Corporation Polymer/polyol compositions, processes for making same and processes for making polyurethane products therefrom
CA1123536A (en) * 1976-12-20 1982-05-11 Russell Van Cleve Polymer/polyols via non-aqueous dispersion stabilizers
US4148840A (en) * 1978-03-29 1979-04-10 Union Carbide Corporation Polymer/polyol compositions made from preformed polymer/polyols, processes for making same and processes for making polyurethane products therefrom
US4394491A (en) * 1980-10-08 1983-07-19 The Dow Chemical Company Addition polymerizable adduct of a polymeric monoahl and an unsaturated isocyanate
DD203735A1 (de) * 1981-12-24 1983-11-02 Adw Ddr Verfahren zur kontinuierlichen herstellung von polyetheralkoholen
US4458038A (en) * 1982-04-01 1984-07-03 Basf Wyandotte Corporation Process for the preparation of white graft polymer dispersions and flame-retardant polyurethane foams
US4463107A (en) * 1982-05-18 1984-07-31 Union Carbide Corporation Polymer/polyol compositions having improved combustion resistance
US4652589A (en) * 1985-02-08 1987-03-24 Union Carbide Corporation Polymer/polyols having improved combustion resistance and intrinsic viscosity, methods of making same and polyurethanes prepared therefrom
JPH01161008A (ja) * 1987-12-18 1989-06-23 Mitsui Toatsu Chem Inc ポリマーポリオール及びポリウレタンの製造方法
JPH01161007A (ja) * 1987-12-18 1989-06-23 Mitsui Toatsu Chem Inc ポリマーポリオールおよびポリウレタンの製造法
US4837246A (en) * 1988-05-24 1989-06-06 Arco Chemical Technology, Inc. High molecular weight dispersants for polymer polyols
US4891395A (en) * 1988-05-24 1990-01-02 Arco Chemical Technology, Inc. High styrene content, stable polymer using epoxy resin-modified polyols as dispersants

Also Published As

Publication number Publication date
DE68923222T2 (de) 1995-11-09
EP0343788A2 (en) 1989-11-29
EP0343788A3 (en) 1990-05-23
JPH01319523A (ja) 1989-12-25
DE68923222D1 (de) 1995-08-03
US4837247A (en) 1989-06-06
EP0343788B1 (en) 1995-06-28
CA1336851C (en) 1995-08-29

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