NZ185278A - Polyurethane foam with reduced amount of residual aromatic amine process therefor - Google Patents

Polyurethane foam with reduced amount of residual aromatic amine process therefor

Info

Publication number
NZ185278A
NZ185278A NZ18527877A NZ18527877A NZ185278A NZ 185278 A NZ185278 A NZ 185278A NZ 18527877 A NZ18527877 A NZ 18527877A NZ 18527877 A NZ18527877 A NZ 18527877A NZ 185278 A NZ185278 A NZ 185278A
Authority
NZ
New Zealand
Prior art keywords
process according
isocyanate
scavenger
mole
mixture
Prior art date
Application number
NZ18527877A
Other languages
English (en)
Inventor
J L Guthrie
L L Wood
C L Kehr
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 NZ185278A publication Critical patent/NZ185278A/en

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)
NZ18527877A 1976-09-29 1977-09-27 Polyurethane foam with reduced amount of residual aromatic amine process therefor NZ185278A (en)

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 (1)

Publication Number Publication Date
NZ185278A true NZ185278A (en) 1980-04-28

Family

ID=27111696

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ18527877A NZ185278A (en) 1976-09-29 1977-09-27 Polyurethane foam with reduced amount of residual aromatic amine process therefor

Country Status (10)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2946625A1 (de) * 1978-11-20 1980-05-29 Grace W R & Co Verfahren zur herstellung von polyurethanschaeumen mit reduziertem gehalt an aromatischem amin
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
SE437994B (sv) 1985-03-25
NL183653B (nl) 1988-07-18
DE2743126C2 (fr) 1992-05-27
FR2366320B1 (fr) 1984-07-27
FR2366320A1 (fr) 1978-04-28
DE2743126A1 (de) 1978-04-06
GB1565124A (en) 1980-04-16
JPS6246567B2 (fr) 1987-10-02
AU2916577A (en) 1979-04-05
SE7710742L (sv) 1978-03-30
NL7710525A (nl) 1978-03-31
AU509980B2 (en) 1980-06-05
FI772840A (fi) 1978-03-30
IT1143694B (it) 1986-10-22
JPS5359793A (en) 1978-05-29
NL183653C (nl) 1988-12-16

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