BR8006849A - Processo para a producao de uretanas e seu emprego para a producao de isocianatos - Google Patents

Processo para a producao de uretanas e seu emprego para a producao de isocianatos

Info

Publication number
BR8006849A
BR8006849A BR8006849A BR8006849A BR8006849A BR 8006849 A BR8006849 A BR 8006849A BR 8006849 A BR8006849 A BR 8006849A BR 8006849 A BR8006849 A BR 8006849A BR 8006849 A BR8006849 A BR 8006849A
Authority
BR
Brazil
Prior art keywords
production
lead
salts
catalysts
tin
Prior art date
Application number
BR8006849A
Other languages
English (en)
Inventor
K Findeisen
K Konig
S Penninger
R Sundermann
R Fauss
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=BR8006849(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
Publication of BR8006849A publication Critical patent/BR8006849A/pt

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

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Heterocyclic Compounds Containing Sulfur Atoms (AREA)
  • Furan Compounds (AREA)
  • Pyridine Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Circuits Of Receivers In General (AREA)
  • External Artificial Organs (AREA)
  • Peptides Or Proteins (AREA)
BR8006849A 1979-10-27 1980-10-24 Processo para a producao de uretanas e seu emprego para a producao de isocianatos BR8006849A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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
BR8006849A true BR8006849A (pt) 1981-04-28

Family

ID=6084534

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8006849A BR8006849A (pt) 1979-10-27 1980-10-24 Processo para a producao de uretanas e seu emprego para a producao de isocianatos

Country Status (9)

Country Link
EP (1) EP0027940B2 (pt)
JP (1) JPS57114561A (pt)
AT (1) ATE4640T1 (pt)
AU (1) AU538535B2 (pt)
BR (1) BR8006849A (pt)
CA (1) CA1144562A (pt)
DE (2) DE2943481A1 (pt)
ES (1) ES8106883A1 (pt)
ZA (1) ZA806546B (pt)

Families Citing this family (12)

* 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
DE4342426A1 (de) * 1993-12-13 1995-06-14 Bayer Ag Verfahren zur Herstellung von Diurethanen und ihre Verwendung zur Herstellung von Diisocyanaten
DE4441176A1 (de) 1994-11-18 1996-05-23 Bayer Ag Allophanatgruppen aufweisende Polyisocyanate
DE19523386A1 (de) * 1995-06-23 1997-01-09 Bayer Ag Verfahren zur Entfernung von Nebenprodukten aus Diurethanen
DE19541384A1 (de) * 1995-11-07 1997-05-15 Basf Ag Verfahren zur Herstellung von organischen Diurethanen und/oder Polyurethanen und ihre Verwendung zur Herstellung von Di- und/oder Polyisocyanaten
WO2001047870A2 (en) * 1999-12-27 2001-07-05 Huntsman International Llc Process for the production of aromatic polycarbamates
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
WO2010116871A1 (ja) * 2009-04-09 2010-10-14 三井化学株式会社 ウレタン化合物およびその製造方法、および、イソシアネートおよびその製造方法
JP5643517B2 (ja) * 2010-02-04 2014-12-17 三井化学株式会社 触媒処理方法
JP5518605B2 (ja) * 2010-07-07 2014-06-11 三井化学株式会社 トルエンジカルバメートの製造方法、トルエンジイソシアネートの製造方法、および、トルエンジカルバメート

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

Also Published As

Publication number Publication date
EP0027940B2 (de) 1986-12-30
DE3064837D1 (en) 1983-10-20
EP0027940B1 (de) 1983-09-14
JPS57114561A (en) 1982-07-16
AU6371380A (en) 1981-04-30
JPH0314819B2 (pt) 1991-02-27
AU538535B2 (en) 1984-08-16
CA1144562A (en) 1983-04-12
ES496232A0 (es) 1981-09-16
DE2943481A1 (de) 1981-05-07
ZA806546B (en) 1981-11-25
EP0027940A1 (de) 1981-05-06
ES8106883A1 (es) 1981-09-16
ATE4640T1 (de) 1983-09-15

Similar Documents

Publication Publication Date Title
BR8006849A (pt) Processo para a producao de uretanas e seu emprego para a producao de isocianatos
ATE79855T1 (de) Verfahren zur hydrierung von fettsaeuremethlyestern im druckbereich von 20 bis 100 bar.
GB1273520A (en) Process for decreasing the molecular weight of polyesters
ATE2137T1 (de) Verfahren zur herstellung von aliphatischen und cycloaliphatischen di- und polyurethanen.
BE830695A (fr) Procede pour la production d'isocyanates a partir d'esters d'cides carbamiques (urethanes)
DE1213419B (de) Verfahren zur Herstellung von Chlorameisensaeure-alpha-naphthylester
ATE117001T1 (de) Polyurethan-polyanhydrid-oligomere, ihre herstellung und verwendung.
EP0061672B1 (de) Verfahren zur Herstellung von Kohlensäureestern
EP0001823A3 (de) Verwendung von Borsäureestern zum Stabilisieren von phosphitfreien Polycarbonaten und die erhaltenen stabilisierten Polycarbonatformmassen
DE1954793B2 (de) Verfahren zur herstellung von carbonsaeurechloriden der benzolreihe
BR8705870A (pt) Processo para a producao de um uretano,composto e composicao curavel
GB1000217A (en) Dialkyl hydroxyphenyl compounds and their production
DE2721858A1 (de) Verfahren zur gewinnung von adipinsaeure
DE3781518D1 (de) Verfahren zur herstellung von primaeren aralkylurethanen, harnstoffe und isocyanate, die von ihnen abgeleitet sind.
US2261156A (en) Process for producing carbamyl chlorides or isocyanic acid esters
ES397939A1 (es) Un procedimiento para la preparacion de derivados de carba-mato de piridina.
EP0302439A3 (de) Verfahren zur Herstellung von Acrylnitril
US3161666A (en) Method of producing thiocarbamates and thiocarbonates
US3299130A (en) Production of substituted thioureas
CH453332A (de) Verfahren zur Herstellung von Carbaminsäureestern
DE1768182B2 (de) Verfahren zur herstellung aromatischer isothiocyanate
US3652258A (en) Method of controlling weeds with phenoxyethyl carbamates
DE1281441B (de) Verfahren zur Herstellung des cyclischen Anhydrids der Sulfopivalinsaeure
AT310713B (de) Verfahren und Vorrichtung zur Herstellung von Chlorameisensäureestern
DE2721683C2 (pt)