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ES2050325T3 - Procedimiento para la fabricacion de materiales esponjosos blandos de poliuretano. - Google Patents

Procedimiento para la fabricacion de materiales esponjosos blandos de poliuretano.

Info

Publication number
ES2050325T3
ES2050325T3 ES90118752T ES90118752T ES2050325T3 ES 2050325 T3 ES2050325 T3 ES 2050325T3 ES 90118752 T ES90118752 T ES 90118752T ES 90118752 T ES90118752 T ES 90118752T ES 2050325 T3 ES2050325 T3 ES 2050325T3
Authority
ES
Spain
Prior art keywords
floody
polyurethane
soft
procedure
manufacture
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
ES90118752T
Other languages
English (en)
Inventor
Martin Dr Brock
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
Application granted granted Critical
Publication of ES2050325T3 publication Critical patent/ES2050325T3/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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
    • C08G18/725—Combination of polyisocyanates of C08G18/78 with other polyisocyanates
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/721—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80
    • C08G18/727—Two or more polyisocyanates not provided for in one single group C08G18/73 - C08G18/80 comprising distillation residues or non-distilled raw phosgenation products
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7607—Compounds of C08G18/7614 and of C08G18/7657
    • 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
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/005—< 50kg/m3
    • 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)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

EL INVENTO SE REFIERE A UN PROCEDIMIENTO QUE SE UTILIZA PARA PRODUCIR ESPUMAS BLANDAS DE POLIURETANO Y CONSISTE EN TRATAR POLIISOCIANATOS DEL TIPO DIFENILMETANO-DIISOCIANATO CON COMPUESTOS Y CON PROLONGADORES DE CADENA Y RETICULADORES Y EN PRESENCIA DE AGUA, DE CATALIZADORES, PROPULSORES ADITIVOS Y SUSTANCIAS AUXILIARES. LOS POLIISOCIANATOS DEL TIPO DE DIFENILMETANO DIISOCIANATO EN DONDE EL DIFENILMETANODIISOCIANATO. SE PRESENTA CONO 4,4'' ISOMERO EN UN 80%. LOS COMPUESTOS TIENEN DOS HIDROGENOS ACTIVOS EN DOS ISOCIANATOS OPUESTOS Y UN PESO MOLECULAR ENTRE 400 Y 10000 Y LOS PROLONGADORES DE CADENA TIENEN HIDROGENOS ACTIVOS EN DOS ISOCIANATOS OPUESTOS Y UN PESO MOLECULAR DE 400.
ES90118752T 1989-10-12 1990-09-29 Procedimiento para la fabricacion de materiales esponjosos blandos de poliuretano. Expired - Lifetime ES2050325T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3934098A DE3934098C1 (es) 1989-10-12 1989-10-12

Publications (1)

Publication Number Publication Date
ES2050325T3 true ES2050325T3 (es) 1994-05-16

Family

ID=6391340

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90118752T Expired - Lifetime ES2050325T3 (es) 1989-10-12 1990-09-29 Procedimiento para la fabricacion de materiales esponjosos blandos de poliuretano.

Country Status (6)

Country Link
EP (1) EP0422471B1 (es)
JP (1) JPH03152118A (es)
AT (1) ATE102636T1 (es)
CA (1) CA2026033A1 (es)
DE (2) DE3934098C1 (es)
ES (1) ES2050325T3 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4001556A1 (de) * 1990-01-20 1991-07-25 Bayer Ag Neue polyisocyanatmischungen und ihre verwendung bei der herstellung von weichen polyurethan-schaumstoffen
US5621016A (en) * 1992-04-16 1997-04-15 Imperial Chemical Industries Plc Polyisocyanate compositions and low density flexible polyurethane foams produced therewith
US5674920A (en) * 1994-12-08 1997-10-07 Mitsui Toatsu Chemicals, Inc. Flexible high resilience polyurethane foam
EP0774485A3 (en) * 1995-11-14 1997-10-01 Basf Corp Method for preparing a block of flexible polyurethane foam having improved characteristics of feeling, comfort and wear
IT1292140B1 (it) * 1997-06-12 1999-01-25 Enichem Spa Procedimento per la preparazione di schiume poliuretaniche flessibili a migliorato comportamento al fuoco
TW568921B (en) 1998-08-07 2004-01-01 Huntsman Int Llc Process for preparing a moulded flexible polyurethane foam
EP1404736B1 (en) 2001-04-27 2008-12-10 Huntsman International Llc Process for making visco-elastic foam
MX2010005069A (es) * 2009-05-27 2010-11-26 Bayer Materialscience Ag Procedimiento para la fabricacion de espumas blandas de poliuretano con emision reducida.
JP6214129B2 (ja) * 2011-12-13 2017-10-18 株式会社東洋クオリティワン 異硬度モールドフォームの製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2029284C3 (de) * 1970-06-13 1982-08-19 Continental Gummi-Werke Ag, 3000 Hannover Verfahren zur Herstellung von Polyätherurethanschaumstoffen
GB1422056A (en) * 1973-05-29 1976-01-21 Ici Ltd Polyurethane foams
GB1479658A (en) * 1975-04-02 1977-07-13 Ici Ltd Polyurethane foams
DE3102140A1 (de) * 1981-01-23 1982-08-19 Bayer Ag, 5090 Leverkusen Formteil, insbesondere polster fuer fahrzeugsitze, aus polyurethanschaumstoff mit zonen unterschiedlicher eindruckhaerte und verfahren zu seiner herstellung
NZ226009A (en) * 1987-09-21 1990-11-27 Ici Plc Process for manufacture of polyurethane foams using methylene diphenyl isocyanates with water as blowing agent

Also Published As

Publication number Publication date
DE59004885D1 (de) 1994-04-14
DE3934098C1 (es) 1991-05-23
EP0422471A3 (en) 1991-09-04
CA2026033A1 (en) 1991-04-13
ATE102636T1 (de) 1994-03-15
EP0422471A2 (de) 1991-04-17
JPH03152118A (ja) 1991-06-28
EP0422471B1 (de) 1994-03-09

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