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 NZ185278A NZ18527877A NZ185278A NZ 185278 A NZ185278 A NZ 185278A NZ 185278 A NZ185278 A NZ 185278A NZ 18527877 A NZ18527877 A NZ 18527877A NZ 185278 A NZ185278 A NZ 185278A
Authority
NZ
New Zealand
Prior art keywords
isocyanate
process according
scavenger
mixture
mole
Prior art date
Application number
NZ185278A
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)
NZ185278A 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
NZ185278A 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 (cs)
AU (1) AU509980B2 (cs)
DE (1) DE2743126A1 (cs)
FI (1) FI772840A7 (cs)
FR (1) FR2366320A1 (cs)
GB (1) GB1565124A (cs)
IT (1) IT1143694B (cs)
NL (1) NL183653C (cs)
NZ (1) NZ185278A (cs)
SE (1) SE437994B (cs)

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
WO2021191096A1 (en) * 2020-03-27 2021-09-30 Covestro Deutschland Ag Flexible polyurethane foam

Also Published As

Publication number Publication date
SE437994B (sv) 1985-03-25
NL183653C (nl) 1988-12-16
FR2366320A1 (fr) 1978-04-28
IT1143694B (it) 1986-10-22
NL7710525A (nl) 1978-03-31
JPS5359793A (en) 1978-05-29
GB1565124A (en) 1980-04-16
AU2916577A (en) 1979-04-05
JPS6246567B2 (cs) 1987-10-02
FR2366320B1 (cs) 1984-07-27
FI772840A7 (fi) 1978-03-30
DE2743126C2 (cs) 1992-05-27
SE7710742L (sv) 1978-03-30
NL183653B (nl) 1988-07-18
AU509980B2 (en) 1980-06-05
DE2743126A1 (de) 1978-04-06

Similar Documents

Publication Publication Date Title
CA1278648C (en) Process for producing polyurethane foams using foam modifiers
EP1248809B1 (en) Foamed isocyanate-based polymer having improved hardness properties and process for production thereof
CA1294722C (en) Reduced reactivity polyols as foam controllers in producing polyurethane foams
EP0232124A2 (en) Polyurethane foam and process for the preparation thereof
MXPA05001507A (es) Proceso para preparar espuma de poliuretano.
EP1362073A2 (en) Process to enhance polyurethane foam performance
CA2429052C (en) Process to improve polyurethane foam performance
US5308882A (en) Preparation of polyurethane foam without a tertiary amine catalyst
EP1059318B1 (en) Use of polyurethane catalyst compositions for improving rigid foam performance
JPS60156725A (ja) ポリオキシアルキレンポリエ−テルポリオ−ル、その製造方法及びこれから製造されるポリウレタンフオ−ム
CA2152846C (en) Waterproof plastic foam
ES2328132T5 (es) Procedimiento para la obtención de espumas blandas de poliuretano
US4369258A (en) Polyurethane foam compositions and a process for making same using a melamine polyol
WO1995001325A1 (en) Polyols useful for preparing polyurethane foams having improved retention of insulative properties, polyurethane foams prepared therewith and methods for the preparation thereof
US3925284A (en) Polyisocyanate-based foam process using aminimides as catalyst
US4904706A (en) Soft polyurethane foam from hydroxyl urethane prepolymer and polyester ether polyol
NZ185278A (en) Polyurethane foam with reduced amount of residual aromatic amine process therefor
EP0398304B1 (en) Flexible polyurethane foams and process for preparing them
CA1312975C (en) Process for producing flexible polyurethane foam using hexahydro-s-triazine catalysts
US3655588A (en) Urethane-containing aminic polyols and foams derived therefrom
US3914189A (en) Method for production of polyurethane foam using oxazolines as catalysts
CA2093780A1 (en) Polyurethane foam moldings
CA2247657C (en) Hydrophilic polyester-polyurethane foams, a process for their production, and their use as moisture-absorbing materials
US4115301A (en) Cross-linker for flexible and semi-flexible polyurethane foams
US3215645A (en) Process for preparing polyurethane foams