ES8201609A1 - Procedimiento para la obtencion de materiales sinteticos de poliuretano - Google Patents

Procedimiento para la obtencion de materiales sinteticos de poliuretano

Info

Publication number
ES8201609A1
ES8201609A1 ES500124A ES500124A ES8201609A1 ES 8201609 A1 ES8201609 A1 ES 8201609A1 ES 500124 A ES500124 A ES 500124A ES 500124 A ES500124 A ES 500124A ES 8201609 A1 ES8201609 A1 ES 8201609A1
Authority
ES
Spain
Prior art keywords
groups
hydroxyl groups
solutions
carbon atoms
molecular weight
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
Application number
ES500124A
Other languages
English (en)
Other versions
ES500124A0 (es
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.)
Bayer AG
Original Assignee
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 Bayer AG filed Critical Bayer AG
Publication of ES8201609A1 publication Critical patent/ES8201609A1/es
Publication of ES500124A0 publication Critical patent/ES500124A0/es
Granted 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
    • C08G18/08—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
    • C08G18/0847—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of solvents for the polymers
    • C08G18/0852—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of solvents for the polymers the solvents being organic
    • C08G18/0857—Manufacture of polymers in the presence of non-reactive compounds in the presence of liquid diluents in the presence of solvents for the polymers the solvents being organic the solvent being a polyol
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/914—Polyurethane cellular product formed from a polyol which has been derived from at least two 1,2 epoxides as reactants

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

PROCEDIMIENTO PARA LA OBTENCION DE MATERIALES SINTETICOS DE POLIURETANO, ESPUMADOS BLANDOS, RECUBRIBLES POR LLAMEADO Y SOLDABLES POR ALTA FRECUENCIA. CONSISTE EN UNA MEZCLA DE UN 3 A 60 POR 100 DE PRODUCTOS DE REACCION DE POLIIESOCIANATOS CON DIOLES DIPRIMARIOS DE PESO MOLECULAR 90 A 800, CUYOS GRUPOS HIDROXILO TIENEN LA ESTRUCTURA DE LA FORMULA (I), EN LA QE R1 Y R2 PUEDEN SER VARIOS TIPOS DE RADICALES Y POLIESTERES, QUE TIENEN AL MENOS DOS GRUPOS HIDROXILO, DE LOS QUE NO MENOS QUE EL 80 POR 100 SON SECUNDARIOS, CON UN PESO MOLECULAR MEDIO DE 500 A 12000, SEGUIDA DE LA REACCION CON POLIISOCIANATOS. LA REACCION SE PUEDE LLEVAR A CABO EN PRESENCIA DE AGENTES DE PROPULSION, CATALIZADORES, ESTABILIZADORES DE ESPUMA Y ADITIVOS. ESTOS MATERIALES TIENEN APLICACIONES EN LA FABRICACION DE REVESTIMIENTOS PARA PUERTAS DE AUTOMOVILES, EFECTOS DE EDREDON O CUERPOS MOLDEADOS.
ES500124A 1980-03-06 1981-03-05 Procedimiento para la obtencion de materiales sinteticos de poliuretano Granted ES500124A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803008590 DE3008590A1 (de) 1980-03-06 1980-03-06 Loesungen von polyurethanen in polyolen und deren verwendung in einem verfahren zur herstellung von polyurethan-kunststoffen

Publications (2)

Publication Number Publication Date
ES8201609A1 true ES8201609A1 (es) 1981-12-16
ES500124A0 ES500124A0 (es) 1981-12-16

Family

ID=6096443

Family Applications (1)

Application Number Title Priority Date Filing Date
ES500124A Granted ES500124A0 (es) 1980-03-06 1981-03-05 Procedimiento para la obtencion de materiales sinteticos de poliuretano

Country Status (9)

Country Link
US (1) US4371630A (es)
EP (1) EP0035687B1 (es)
JP (1) JPS56136814A (es)
AU (1) AU6689881A (es)
BR (1) BR8101283A (es)
CA (1) CA1150886A (es)
DE (2) DE3008590A1 (es)
ES (1) ES500124A0 (es)
ZA (1) ZA811472B (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3110724A1 (de) * 1981-03-19 1982-10-07 Bayer Ag, 5090 Leverkusen Loesungen von oligourethan-ethern in polyetherpolyolen und deren verwendung in einem verfahren zur herstellung von polyurethan-schaumstoffen guter hochfrequenz-verschweissbarkeit und guter flammkaschierbarkeit
DE3270603D1 (en) * 1981-10-28 1986-05-22 Ici Plc Polymer-modified polyols
DE3143706A1 (de) 1981-11-04 1983-05-11 Bayer Ag, 5090 Leverkusen Hochfrequenzverschweissbare polyurethanschaumstoffe und ein verfahren zur herstellung derselben
US4435559A (en) * 1982-08-18 1984-03-06 Ppg Industries, Inc. β-Hydroxy urethane low temperature curing agents
GB8416230D0 (en) * 1984-06-26 1984-08-01 Btr Plc Polyurethanes
US5007765A (en) * 1988-09-16 1991-04-16 Dow Corning Corporation Sealing method for joints
FR2684092B1 (fr) * 1991-11-21 1994-03-04 Pechiney Recherche Procede de preparation de carbures metalliques a grande surface specifique a partir de mousses de carbone activees.
GB9609693D0 (en) * 1996-05-09 1996-07-10 Caligen Foam Ltd High frequency weldable foamed plastics materials
DE19961417C1 (de) 1999-12-17 2001-07-19 Bayer Ag Verfahren zur Herstellung von Verbundmaterialien
DE102005031975A1 (de) * 2005-07-08 2007-01-11 Bayer Materialscience Ag PUR-Polyesterweichschaumstoffe auf Basis von Polyetheresterpolyolen
US8535476B2 (en) 2007-08-01 2013-09-17 Dow Global Technologies Llc Heat bonding polyurethane foams
ES2544886T3 (es) * 2009-12-11 2015-09-04 Basf Se Cuerpos moldeados de espuma de poliuretano con estabilidad dimensional
CN106146778B (zh) 2015-04-10 2020-11-17 莫门蒂夫性能材料股份有限公司 用于制备火焰层压聚氨酯泡沫的组合物和方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053131A (es) * 1963-02-11
DE2550797C2 (de) * 1975-11-12 1983-02-03 Bayer Ag, 5090 Leverkusen Stabile Dispersionen von Polyisocyanat-Polyadditions-Produkten, Verfahren zu deren Herstellung und Verfahren zur Herstellung von Polyurethan-Kunststoffen
DE2550796B2 (de) * 1975-11-12 1980-05-14 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von stabilen Dispersionen
DE2638759A1 (de) * 1976-08-27 1978-03-09 Bayer Ag Loesungen von polyisocyanat-polyadditionsprodukten
GB1553760A (en) 1977-08-26 1979-09-26 Bayer Ag Solutions of polyisocyanate polyaddition products

Also Published As

Publication number Publication date
JPS6334888B2 (es) 1988-07-12
EP0035687A1 (de) 1981-09-16
JPS56136814A (en) 1981-10-26
US4371630A (en) 1983-02-01
AU6689881A (en) 1981-09-10
EP0035687B1 (de) 1984-07-25
BR8101283A (pt) 1981-09-08
DE3008590A1 (de) 1981-09-17
CA1150886A (en) 1983-07-26
ES500124A0 (es) 1981-12-16
DE3164949D1 (en) 1984-08-30
ZA811472B (en) 1982-03-31

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