CA1144562A - Process for the production of urethanes useful in the production of isocyanates - Google Patents

Process for the production of urethanes useful in the production of isocyanates

Info

Publication number
CA1144562A
CA1144562A CA000362772A CA362772A CA1144562A CA 1144562 A CA1144562 A CA 1144562A CA 000362772 A CA000362772 A CA 000362772A CA 362772 A CA362772 A CA 362772A CA 1144562 A CA1144562 A CA 1144562A
Authority
CA
Canada
Prior art keywords
mols
urea
reaction
hours
amine
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000362772A
Other languages
English (en)
French (fr)
Inventor
Klaus Konig
Kurt Findeisen
Rudolf Sundermann
Stefan Penninger
Rudolf Fauss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6084534&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA1144562(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of CA1144562A publication Critical patent/CA1144562A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/72—Nitrogen atoms
    • C07D213/75—Amino or imino radicals, acylated by carboxylic or carbonic acids, or by sulfur or nitrogen analogues thereof, e.g. carbamates
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
    • C07D295/16—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms acylated on ring nitrogen atoms
    • C07D295/20—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms acylated on ring nitrogen atoms by radicals derived from carbonic acid, or sulfur or nitrogen analogues thereof
    • C07D295/205—Radicals derived from carbonic acid
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/91—Dibenzofurans; Hydrogenated dibenzofurans
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/46—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings substituted on the ring sulfur atom
    • C07D333/48—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings substituted on the ring sulfur atom by oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pyridine Compounds (AREA)
  • Furan Compounds (AREA)
  • Heterocyclic Compounds Containing Sulfur Atoms (AREA)
  • Peptides Or Proteins (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Circuits Of Receivers In General (AREA)
  • External Artificial Organs (AREA)
  • Polyurethanes Or Polyureas (AREA)
CA000362772A 1979-10-27 1980-10-20 Process for the production of urethanes useful in the production of isocyanates Expired CA1144562A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP2943481.9 1979-10-27
DE19792943481 DE2943481A1 (de) 1979-10-27 1979-10-27 Verfahren zur herstellung von urethanen und ihre verwendung zur herstellung von isocyanaten

Publications (1)

Publication Number Publication Date
CA1144562A true CA1144562A (en) 1983-04-12

Family

ID=6084534

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000362772A Expired CA1144562A (en) 1979-10-27 1980-10-20 Process for the production of urethanes useful in the production of isocyanates

Country Status (9)

Country Link
EP (1) EP0027940B2 (enrdf_load_stackoverflow)
JP (1) JPS57114561A (enrdf_load_stackoverflow)
AT (1) ATE4640T1 (enrdf_load_stackoverflow)
AU (1) AU538535B2 (enrdf_load_stackoverflow)
BR (1) BR8006849A (enrdf_load_stackoverflow)
CA (1) CA1144562A (enrdf_load_stackoverflow)
DE (2) DE2943481A1 (enrdf_load_stackoverflow)
ES (1) ES496232A0 (enrdf_load_stackoverflow)
ZA (1) ZA806546B (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5646328A (en) * 1995-06-23 1997-07-08 Bayer Aktiengesellschaft Process for removing by-products from diurethanes
US5744633A (en) * 1993-12-13 1998-04-28 Bayer Aktiengesellschaft Process for the production of diurethanes and their use for the production of diisocyanates
US6410778B2 (en) * 1995-11-07 2002-06-25 Basf Aktiengesellschaft Method of producing organic diurethanes and/or polyurethanes and their use in the production of di and/or polyisocyanates
US20120010427A1 (en) * 2009-03-26 2012-01-12 Mitsui Chemicals, Inc. Urethane compound and method for producing the same, and isocyanate and method for producing the same
US8742164B2 (en) 2010-07-07 2014-06-03 Mitsui Chemicals, Inc. Method for producing toluenedicarbamate, method for producing toluenediisocyanate, and toluenedicarbamate

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3110573A1 (de) * 1981-03-18 1982-10-21 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von n- und o-substituierten di- und/oder polyurethanen
DE3523692A1 (de) * 1985-07-03 1987-01-08 Basf Ag Verfahren zur herstellung von (omega)-isocyanatoalkyl(meth)acrylaten
US4925971A (en) * 1987-12-08 1990-05-15 Asahi Kasei Kogyo Kabushiki Kaisha Method for producing aliphatic o-arylurethanes
DE4441176A1 (de) 1994-11-18 1996-05-23 Bayer Ag Allophanatgruppen aufweisende Polyisocyanate
WO2001047870A2 (en) * 1999-12-27 2001-07-05 Huntsman International Llc Process for the production of aromatic polycarbamates
JP5499023B2 (ja) * 2009-04-09 2014-05-21 三井化学株式会社 ウレタン化合物の製造方法およびイソシアネートの製造方法
JP5643517B2 (ja) * 2010-02-04 2014-12-17 三井化学株式会社 触媒処理方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2409712A (en) * 1944-02-03 1946-10-22 Du Pont Chemical process and products
US2806051A (en) * 1955-11-01 1957-09-10 Goodrich Co B F Method for preparing urethanes by reacting urea, amines and an alcohol
DE2917493A1 (de) * 1979-04-30 1980-11-13 Basf Ag Verfahren zur herstellung von aliphatischen und cycloaliphatischen di- und polyurethanen
DE2917569A1 (de) * 1979-04-30 1980-11-13 Basf Ag Verfahren zur herstellung von aromatischen di- und polyurethanen

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5744633A (en) * 1993-12-13 1998-04-28 Bayer Aktiengesellschaft Process for the production of diurethanes and their use for the production of diisocyanates
US5646328A (en) * 1995-06-23 1997-07-08 Bayer Aktiengesellschaft Process for removing by-products from diurethanes
US6410778B2 (en) * 1995-11-07 2002-06-25 Basf Aktiengesellschaft Method of producing organic diurethanes and/or polyurethanes and their use in the production of di and/or polyisocyanates
US20120010427A1 (en) * 2009-03-26 2012-01-12 Mitsui Chemicals, Inc. Urethane compound and method for producing the same, and isocyanate and method for producing the same
CN102348679A (zh) * 2009-03-26 2012-02-08 三井化学株式会社 聚氨酯化合物及其制造方法、及异氰酸酯及其制造方法
CN102348679B (zh) * 2009-03-26 2014-09-10 三井化学株式会社 氨基甲酸酯化合物及其制造方法、及异氰酸酯及其制造方法
TWI466857B (zh) * 2009-03-26 2015-01-01 Mitsui Chemicals Inc A method for producing an ethylcarbamate compound, and a method for producing a isocyanate
US9150502B2 (en) 2009-03-26 2015-10-06 Mitsui Chemicals, Inc. Urethane compound and method for producing the same, and isocyanate and method for producing the same
US8742164B2 (en) 2010-07-07 2014-06-03 Mitsui Chemicals, Inc. Method for producing toluenedicarbamate, method for producing toluenediisocyanate, and toluenedicarbamate
EP2592069A4 (en) * 2010-07-07 2016-05-25 Mitsui Chemicals Inc PROCESS FOR THE PREPARATION OF TOLUENEDICARBAMATE, METHOD FOR THE PRODUCTION OF TOLUENEDIISOCYANATE AND TOLUENEDICARBAMATE

Also Published As

Publication number Publication date
DE2943481A1 (de) 1981-05-07
DE3064837D1 (en) 1983-10-20
EP0027940B1 (de) 1983-09-14
EP0027940B2 (de) 1986-12-30
AU6371380A (en) 1981-04-30
BR8006849A (pt) 1981-04-28
AU538535B2 (en) 1984-08-16
ATE4640T1 (de) 1983-09-15
JPH0314819B2 (enrdf_load_stackoverflow) 1991-02-27
ZA806546B (en) 1981-11-25
EP0027940A1 (de) 1981-05-06
ES8106883A1 (es) 1981-09-16
JPS57114561A (en) 1982-07-16
ES496232A0 (es) 1981-09-16

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Legal Events

Date Code Title Description
MKEX Expiry