IT7948062A0 - Perfezionamento nelle composizioni di isocianati con maggiore reattivi ta' e stabilita' all'immagazzinamento - Google Patents

Perfezionamento nelle composizioni di isocianati con maggiore reattivi ta' e stabilita' all'immagazzinamento

Info

Publication number
IT7948062A0
IT7948062A0 IT7948062A IT4806279A IT7948062A0 IT 7948062 A0 IT7948062 A0 IT 7948062A0 IT 7948062 A IT7948062 A IT 7948062A IT 4806279 A IT4806279 A IT 4806279A IT 7948062 A0 IT7948062 A0 IT 7948062A0
Authority
IT
Italy
Prior art keywords
improvement
storage stability
greater reactivity
isocyanate compositions
isocyanate
Prior art date
Application number
IT7948062A
Other languages
English (en)
Other versions
IT1114724B (it
Original Assignee
Upjohn 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 Upjohn Co filed Critical Upjohn Co
Publication of IT7948062A0 publication Critical patent/IT7948062A0/it
Application granted granted Critical
Publication of IT1114724B publication Critical patent/IT1114724B/it

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
    • 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
    • C08G18/74—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

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT48062/79A 1978-02-22 1979-02-20 Perfezionamento nelle composizioni di isocianati con maggiore reattivita' e stabilita' all'immagazzinamento IT1114724B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/880,286 US4152349A (en) 1978-02-22 1978-02-22 Polyisocyanate compositions

Publications (2)

Publication Number Publication Date
IT7948062A0 true IT7948062A0 (it) 1979-02-20
IT1114724B IT1114724B (it) 1986-01-27

Family

ID=25375962

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48062/79A IT1114724B (it) 1978-02-22 1979-02-20 Perfezionamento nelle composizioni di isocianati con maggiore reattivita' e stabilita' all'immagazzinamento

Country Status (8)

Country Link
US (1) US4152349A (it)
JP (1) JPS54123198A (it)
DE (1) DE2904794C2 (it)
FR (1) FR2418248A1 (it)
GB (1) GB2014998B (it)
IT (1) IT1114724B (it)
NL (1) NL187237C (it)
PT (1) PT69226A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4320069A (en) * 1981-03-20 1982-03-16 Atlantic Richfield Company Oxazoline stabilized diphenylmethane diisocyanate-polymethylene polyphenyl isocyanate compositions

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2817663A (en) * 1955-10-05 1957-12-24 Rohm & Haas Preparation of 2-methyl oxazolidines and tetrahydro-1, 3-oxazines
US3284480A (en) * 1963-05-09 1966-11-08 Union Carbide Corp Stabilization of organic isocyanates with organic aldoximes
US3494968A (en) * 1968-07-17 1970-02-10 Dow Chemical Co Stabilization of 1,1,1-trichloroethane
GB1254690A (en) * 1969-06-20 1971-11-24 Takeda Chemical Industries Ltd A stabilized isocyanate composition
FR2261257A1 (en) * 1974-02-19 1975-09-12 Ici Ltd Diphenylmethane diisocyanate stabilised against discolouration - by incorporating small amounts of organic base pref. tert amine
US3914189A (en) * 1974-03-15 1975-10-21 Tenneco Chem Method for production of polyurethane foam using oxazolines as catalysts

Also Published As

Publication number Publication date
GB2014998B (en) 1982-07-07
DE2904794C2 (de) 1984-07-05
PT69226A (en) 1979-03-01
NL7901435A (nl) 1979-08-24
NL187237C (nl) 1991-07-16
GB2014998A (en) 1979-09-05
US4152349A (en) 1979-05-01
DE2904794A1 (de) 1979-09-27
IT1114724B (it) 1986-01-27
FR2418248A1 (fr) 1979-09-21
JPS54123198A (en) 1979-09-25
FR2418248B1 (it) 1985-05-03
JPS5610329B2 (it) 1981-03-07
NL187237B (nl) 1991-02-18

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970121