SE437994B - Forfarande for framstellning av ett hydrofilt polyuretanskum med anvendning av reningsmedel for aromatiska restaminer - Google Patents

Forfarande for framstellning av ett hydrofilt polyuretanskum med anvendning av reningsmedel for aromatiska restaminer

Info

Publication number
SE437994B
SE437994B SE7710742A SE7710742A SE437994B SE 437994 B SE437994 B SE 437994B SE 7710742 A SE7710742 A SE 7710742A SE 7710742 A SE7710742 A SE 7710742A SE 437994 B SE437994 B SE 437994B
Authority
SE
Sweden
Prior art keywords
restamines
aromatic
procedure
preparation
polyurethane foam
Prior art date
Application number
SE7710742A
Other languages
English (en)
Other versions
SE7710742L (sv
Inventor
C L Kehr
L L Wood
J L Guthrie
Original Assignee
Grace W R & Co
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 Grace W R & Co filed Critical Grace W R & Co
Publication of SE7710742L publication Critical patent/SE7710742L/sv
Publication of SE437994B publication Critical patent/SE437994B/sv

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
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/7806—Nitrogen containing -N-C=0 groups
    • C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups
    • C08G18/7831—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups containing biuret 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
    • C08G18/724—Combination of aromatic polyisocyanates with (cyclo)aliphatic 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
    • C08G18/725—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
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic

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)
SE7710742A 1976-09-29 1977-09-26 Forfarande for framstellning av ett hydrofilt polyuretanskum med anvendning av reningsmedel for aromatiska restaminer SE437994B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72846476A 1976-09-29 1976-09-29
US83162877A 1977-09-08 1977-09-08

Publications (2)

Publication Number Publication Date
SE7710742L SE7710742L (sv) 1978-03-30
SE437994B true SE437994B (sv) 1985-03-25

Family

ID=27111696

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7710742A SE437994B (sv) 1976-09-29 1977-09-26 Forfarande for framstellning av ett hydrofilt polyuretanskum med anvendning av reningsmedel for aromatiska restaminer

Country Status (10)

Country Link
JP (1) JPS5359793A (sv)
AU (1) AU509980B2 (sv)
DE (1) DE2743126A1 (sv)
FI (1) FI772840A (sv)
FR (1) FR2366320A1 (sv)
GB (1) GB1565124A (sv)
IT (1) IT1143694B (sv)
NL (1) NL183653C (sv)
NZ (1) NZ185278A (sv)
SE (1) SE437994B (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441637A1 (fr) * 1978-11-20 1980-06-13 Grace W R Ltd Procede et additifs pour diminuer la teneur en amines aromatiques nocives dans les mousses de polyurethanne
US4439553A (en) * 1983-01-17 1984-03-27 W. R. Grace & Co. High molecular weight aromatic amine scavengers and method of use
GB9108552D0 (en) * 1991-04-22 1991-06-05 Shell Int Research A process for preparing soft,flexible water-blown foams,and soft,flexible water-blown foams so prepared
DE19928676A1 (de) 1999-06-23 2000-12-28 Basf Ag Polyisocyanat-Polyadditionsprodukte
DE10158154A1 (de) 2001-11-28 2003-06-18 Bayer Ag Trennmittel und Verfahren zur Herstellung von Kunststoffformteilen
US20230048176A1 (en) * 2020-03-27 2023-02-16 Covestro Deutschland Ag Flexible polyurethane foam

Also Published As

Publication number Publication date
NZ185278A (en) 1980-04-28
AU509980B2 (en) 1980-06-05
IT1143694B (it) 1986-10-22
NL183653B (nl) 1988-07-18
DE2743126C2 (sv) 1992-05-27
SE7710742L (sv) 1978-03-30
DE2743126A1 (de) 1978-04-06
NL7710525A (nl) 1978-03-31
FR2366320A1 (fr) 1978-04-28
JPS5359793A (en) 1978-05-29
GB1565124A (en) 1980-04-16
AU2916577A (en) 1979-04-05
FR2366320B1 (sv) 1984-07-27
FI772840A (fi) 1978-03-30
JPS6246567B2 (sv) 1987-10-02
NL183653C (nl) 1988-12-16

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