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MX166764B - Procedimiento de obtencion de dispersiones estables para la produccion de espumas de poliuretano - Google Patents

Procedimiento de obtencion de dispersiones estables para la produccion de espumas de poliuretano

Info

Publication number
MX166764B
MX166764B MX001181A MX118186A MX166764B MX 166764 B MX166764 B MX 166764B MX 001181 A MX001181 A MX 001181A MX 118186 A MX118186 A MX 118186A MX 166764 B MX166764 B MX 166764B
Authority
MX
Mexico
Prior art keywords
polyisocyanate
production
group
stable dispersions
procedure
Prior art date
Application number
MX001181A
Other languages
English (en)
Inventor
Richard E Keegan
Klaus Koning
Manfred Dietrich
Original Assignee
Mobay Chemical Corp
Bayer Ag
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 Mobay Chemical Corp, Bayer Ag filed Critical Mobay Chemical Corp
Publication of MX166764B publication Critical patent/MX166764B/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
    • C08G18/28—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
    • C08G18/5036—Polyethers having heteroatoms other than oxygen having nitrogen containing -N-C=O 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
    • C08G18/08—Processes
    • C08G18/0838—Manufacture of polymers in the presence of non-reactive compounds
    • C08G18/0842—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents
    • C08G18/0861—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers
    • C08G18/0871—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers the dispersing or dispersed phase being organic
    • C08G18/0876—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of a dispersing phase for the polymers or a phase dispersed in the polymers the dispersing or dispersed phase being organic the dispersing or dispersed phase being a polyol
    • 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
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0008—Foam properties flexible
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent

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)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

La presente invención se refiere a procedimiento de obteción de dispersiones estables para la producción de espumas de poliuretano ,mediante reaccion de (I) un poliisocianato orgánico con (II) un componente seleccionado del grupo consistente en poliaminas conteniendo grupos amino primarios y/o secundarios ,hidrazinas,hidrazidas y mezclas de las mismas,en presencia de (III)materiales conteniendo grupos hidroxilo seleccionados del grupo consistente de poliéteres,poliésteramidas,policarbonatos y mezclas de los anteriores; caracterizado porque:(A)dicho poliisocianato es un producto de reacción de un di- y/o poliisocianato orgánico y un compuesto que contiene al menos un grupo hidroxilo,teniendo dicho producto de reacción un contenido en grupos isocianato de 5 a 45 en peso aproximadamente; y (B)dicho poliisocianato y dicho componente (II) se hacen reaccionar en una relación equivalente isocianato/amina del órden de 0.8:1 a 1.35:1.
MX001181A 1985-01-08 1986-01-08 Procedimiento de obtencion de dispersiones estables para la produccion de espumas de poliuretano MX166764B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68968985A 1985-01-08 1985-01-08

Publications (1)

Publication Number Publication Date
MX166764B true MX166764B (es) 1993-02-03

Family

ID=24769515

Family Applications (1)

Application Number Title Priority Date Filing Date
MX001181A MX166764B (es) 1985-01-08 1986-01-08 Procedimiento de obtencion de dispersiones estables para la produccion de espumas de poliuretano

Country Status (8)

Country Link
EP (1) EP0187333B1 (es)
JP (1) JPS61163918A (es)
AT (1) ATE85630T1 (es)
AU (1) AU575457B2 (es)
BR (1) BR8600036A (es)
DE (1) DE3587088T2 (es)
ES (1) ES8705008A1 (es)
MX (1) MX166764B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3500337A1 (de) * 1985-01-08 1986-07-10 Bayer Ag, 5090 Leverkusen Stabile dispersionen von polyharnstoffen und/oder polyhydrazodicarbonamiden in hoehermolekularen, mindestens eine hydroxylgruppe aufweisenden hydroxylverbindungen, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethankunststoffen
US4855352A (en) * 1988-07-28 1989-08-08 Mobay Corporation Process for the production of stable dispersions, the dispersions so produced, and the use thereof in the manufacture of polyurethanes
US4847320A (en) * 1988-07-28 1989-07-11 Mobay Corporation Stable dispersions and the manufacture thereof
MX163878B (es) * 1988-11-16 1992-06-29 Mobay Corp Procedimiento para la preparacion de prepolimeros de isocianato,liquidos,estables en almacenamiento
US4906723A (en) * 1988-11-28 1990-03-06 Union Carbide Chemicals And Plastics Company Inc. Aminopolyol stabilizers
DE102011008535A1 (de) 2011-01-13 2012-07-19 Werner Klockemann Oligoharnstoff-Verbindungen und Verfahren zu ihrer Herstellung und ihre Verwendung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4089835A (en) * 1975-03-27 1978-05-16 Bayer Aktiengesellschaft Stable polyurethane dispersions and process for production thereof
DE2513815C3 (de) * 1975-03-27 1979-05-23 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von stabilen Dispersionen
CA1123167A (en) * 1978-04-11 1982-05-11 Steven M. Conover Process for the production of elastomeric moldings
DE3125402A1 (de) * 1981-06-27 1983-01-13 Basf Ag, 6700 Ludwigshafen Lagerstabile polyharnstoff-polyol-dispersionen, verfahren zu deren herstellung und deren verwendung zur herstellung von polyurethanschaumstoffen
DE3500339A1 (de) * 1985-01-08 1986-07-10 Bayer Ag, 5090 Leverkusen Stabile dispersionen von polyharnstoffen und/oder polyhydrazidicarbonamiden in hoehermolekularen, mindestens eine hydroxylgruppe aufweisenden hydroxylverbindungen, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethankunststoffen
DE3500337A1 (de) * 1985-01-08 1986-07-10 Bayer Ag, 5090 Leverkusen Stabile dispersionen von polyharnstoffen und/oder polyhydrazodicarbonamiden in hoehermolekularen, mindestens eine hydroxylgruppe aufweisenden hydroxylverbindungen, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethankunststoffen

Also Published As

Publication number Publication date
DE3587088D1 (de) 1993-03-25
AU575457B2 (en) 1988-07-28
ES8705008A1 (es) 1987-04-16
BR8600036A (pt) 1986-09-23
AU5214386A (en) 1986-07-17
EP0187333A3 (en) 1988-01-13
EP0187333A2 (en) 1986-07-16
ES550729A0 (es) 1987-04-16
JPS61163918A (ja) 1986-07-24
EP0187333B1 (en) 1993-02-10
ATE85630T1 (de) 1993-02-15
DE3587088T2 (de) 1993-06-03

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