DK0600774T3 - Polyisocyanate blend for the production of highly elastic, flexible polyurethane foam - Google Patents

Polyisocyanate blend for the production of highly elastic, flexible polyurethane foam

Info

Publication number
DK0600774T3
DK0600774T3 DK93402876.2T DK93402876T DK0600774T3 DK 0600774 T3 DK0600774 T3 DK 0600774T3 DK 93402876 T DK93402876 T DK 93402876T DK 0600774 T3 DK0600774 T3 DK 0600774T3
Authority
DK
Denmark
Prior art keywords
highly elastic
production
polyurethane foam
flexible polyurethane
polyisocyanate blend
Prior art date
Application number
DK93402876.2T
Other languages
Danish (da)
Inventor
Jean-Claude Parron
Original Assignee
Rhone Poulenc Chimie
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 Rhone Poulenc Chimie filed Critical Rhone Poulenc Chimie
Application granted granted Critical
Publication of DK0600774T3 publication Critical patent/DK0600774T3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C275/46—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups containing any of the groups, X being a hetero atom, Y being any atom, e.g. acylureas
    • C07C275/58—Y being a hetero atom
    • C07C275/62—Y being a nitrogen atom, e.g. biuret
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C265/00—Derivatives of isocyanic acid
    • C07C265/14—Derivatives of isocyanic acid containing at least two isocyanate groups bound to the same carbon skeleton
    • 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
    • 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)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

The present invention relates to a mixture of polyisocyanates which comprises chemically modified tolylene diisocyanate and 1,6-hexamethylene diisocyanate. It also relates to the use of this mixture of polyisocyanates for the preparation of flexible highly elastic polyurethane foams.
DK93402876.2T 1992-12-04 1993-11-29 Polyisocyanate blend for the production of highly elastic, flexible polyurethane foam DK0600774T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9214622A FR2698868B1 (en) 1992-12-04 1992-12-04 Polyisocyanate blend for the preparation of flexible, high elasticity polyurethane foams.

Publications (1)

Publication Number Publication Date
DK0600774T3 true DK0600774T3 (en) 1997-09-22

Family

ID=9436234

Family Applications (1)

Application Number Title Priority Date Filing Date
DK93402876.2T DK0600774T3 (en) 1992-12-04 1993-11-29 Polyisocyanate blend for the production of highly elastic, flexible polyurethane foam

Country Status (9)

Country Link
EP (1) EP0600774B1 (en)
AT (1) ATE156479T1 (en)
CZ (1) CZ287540B6 (en)
DE (1) DE69312877T2 (en)
DK (1) DK0600774T3 (en)
ES (1) ES2106303T3 (en)
FR (1) FR2698868B1 (en)
HU (1) HU213323B (en)
PL (1) PL175385B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021191096A1 (en) 2020-03-27 2021-09-30 Covestro Deutschland Ag Flexible polyurethane foam

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1924302C3 (en) * 1969-05-13 1980-06-19 Bayer Ag, 5090 Leverkusen Process for the production of foams containing biuret groups and urethane groups
DE2002064C2 (en) * 1970-01-17 1983-09-01 Bayer Ag, 5090 Leverkusen Process for the production of flame-retardant elastic or semi-elastic foams
US3790508A (en) * 1972-03-20 1974-02-05 Scott Paper Co Light-stable polyurethane foam formed by reaction of a polyol and a mixture or aromatic and aliphatic polyisocyanates

Also Published As

Publication number Publication date
FR2698868B1 (en) 1995-02-24
HU213323B (en) 1997-05-28
PL301309A1 (en) 1994-06-13
HU9303441D0 (en) 1994-04-28
EP0600774A1 (en) 1994-06-08
EP0600774B1 (en) 1997-08-06
ES2106303T3 (en) 1997-11-01
CZ261393A3 (en) 1994-06-15
FR2698868A1 (en) 1994-06-10
CZ287540B6 (en) 2000-12-13
DE69312877D1 (en) 1997-09-11
PL175385B1 (en) 1998-12-31
DE69312877T2 (en) 1998-03-05
HUT70059A (en) 1995-09-28
ATE156479T1 (en) 1997-08-15

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