AR219047A1 - Procedimiento para la recuperacion de solventes de un medio de reaccion usado en la obtencion de isocianatos - Google Patents

Procedimiento para la recuperacion de solventes de un medio de reaccion usado en la obtencion de isocianatos

Info

Publication number
AR219047A1
AR219047A1 AR259479A AR25947975A AR219047A1 AR 219047 A1 AR219047 A1 AR 219047A1 AR 259479 A AR259479 A AR 259479A AR 25947975 A AR25947975 A AR 25947975A AR 219047 A1 AR219047 A1 AR 219047A1
Authority
AR
Argentina
Prior art keywords
solvents
recovery
procedure
media used
reaction media
Prior art date
Application number
AR259479A
Other languages
English (en)
Original Assignee
Atlantic Richfield 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 Atlantic Richfield Co filed Critical Atlantic Richfield Co
Application granted granted Critical
Publication of AR219047A1 publication Critical patent/AR219047A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/04—Preparation of derivatives of isocyanic acid from or via carbamates or carbamoyl halides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AR259479A 1974-07-05 1975-07-04 Procedimiento para la recuperacion de solventes de un medio de reaccion usado en la obtencion de isocianatos AR219047A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US486034A US3919280A (en) 1974-07-05 1974-07-05 Recovery of solvents employed in the production of isocyanates from esters of carbamic acids

Publications (1)

Publication Number Publication Date
AR219047A1 true AR219047A1 (es) 1980-07-31

Family

ID=23930350

Family Applications (1)

Application Number Title Priority Date Filing Date
AR259479A AR219047A1 (es) 1974-07-05 1975-07-04 Procedimiento para la recuperacion de solventes de un medio de reaccion usado en la obtencion de isocianatos

Country Status (15)

Country Link
US (1) US3919280A (es)
JP (1) JPS584016B2 (es)
AR (1) AR219047A1 (es)
BE (1) BE830695A (es)
BR (1) BR7504240A (es)
CA (1) CA1048523A (es)
DE (1) DE2530001B2 (es)
ES (1) ES439170A1 (es)
FR (1) FR2277075A1 (es)
GB (1) GB1503688A (es)
IN (1) IN140975B (es)
IT (1) IT1039698B (es)
MX (1) MX143504A (es)
NL (1) NL7507297A (es)
ZA (1) ZA753911B (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2512514C2 (de) * 1975-03-21 1982-12-30 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von aliphatischen Isocyanaten
DE2756928A1 (de) * 1977-12-21 1979-07-05 Bayer Ag Verfahren zur kontinuierlichen herstellung von monoisocyanaten
DE2942543A1 (de) * 1979-10-20 1981-05-07 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von arylisocyanaten durch thermische spaltung von arylurethanen
JPS5679658A (en) * 1979-12-05 1981-06-30 Mitsui Toatsu Chem Inc Novel polyisocyanate composition
US4268683A (en) * 1980-02-21 1981-05-19 The Dow Chemical Company Preparation of carbamates from aromatic amines and organic carbonates
US4268684A (en) * 1980-02-25 1981-05-19 The Dow Chemical Company Preparation of carbamates from aromatic amines and organic carbonates
DE3035146A1 (de) * 1980-09-18 1982-04-22 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von n- und o-substituierten mono- oder bis-urethanen, sowie deren verwendung als ausgangsmaterial zur herstellung von aliphatischen isocyanaten
DE3035354A1 (de) * 1980-09-19 1982-04-29 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von n,o-disubstituierten urethanen und ihre verwendung als ausgangsmaterial zur herstellung von organischen isocyanaten
DE3047898A1 (de) * 1980-12-19 1982-07-15 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlichen thermischen spaltung von carbamidsaeureestern und die verwendung von hierbei anfallenden isocyanate und carbamidsaeureester aufweisenden gemischen zur herstellung von isocyanaten
US4487713A (en) * 1981-06-26 1984-12-11 Exxon Research & Engineering Co. Production of isocyanates from esters of aromatic carbamic acids (urethanes)
DE3146230A1 (de) * 1981-11-21 1983-05-26 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von n-substituierten n-isocyanatocarbonyl-carbamaten
DE3215591A1 (de) * 1982-04-27 1983-10-27 Bayer Ag, 5090 Leverkusen Verfahren zur kontinuierlichen thermischen spaltung von carbamidsaeureestern
US4888442A (en) * 1982-09-30 1989-12-19 Mobay Corporation Reduction of free monomer in isocyanate adducts
US4633010A (en) * 1982-12-27 1986-12-30 American Cyanamid Company Tertiary aralkyl triurethane
JP2542903B2 (ja) * 1988-04-22 1996-10-09 富士写真フイルム株式会社 現像液組成物
DE3915183A1 (de) * 1989-05-10 1990-11-15 Bayer Ag Verfahren zur herstellung von polyisocyanaten
DE3915181A1 (de) * 1989-05-10 1990-11-15 Bayer Ag Verfahren zur herstellung von polyisocyanaten
DE4137428A1 (de) * 1991-11-14 1993-05-19 Bayer Ag Verfahren zur herstellung von polyisocyanaten
US5233010A (en) * 1992-10-15 1993-08-03 Monsanto Company Process for preparing isocyanate and carbamate ester products
EP0680994A1 (en) * 1994-05-02 1995-11-08 Nippon Paint Co., Ltd. Re-Crosslinkable composition and method for recycling using the same
DE102004024274A1 (de) * 2004-05-15 2005-12-01 Basf Ag Verfahren zur Herstellung einer Lösung von reinem Triethylendiamin (TEDA)

Family Cites Families (1)

* 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

Also Published As

Publication number Publication date
DE2530001A1 (de) 1976-01-15
IT1039698B (it) 1979-12-10
GB1503688A (en) 1978-03-15
ES439170A1 (es) 1977-05-16
JPS584016B2 (ja) 1983-01-24
US3919280A (en) 1975-11-11
FR2277075B1 (es) 1978-09-01
NL7507297A (nl) 1976-01-07
BE830695A (fr) 1975-10-16
FR2277075A1 (fr) 1976-01-30
ZA753911B (en) 1976-05-26
BR7504240A (pt) 1976-07-06
MX143504A (es) 1981-05-21
CA1048523A (en) 1979-02-13
IN140975B (es) 1977-01-08
AU8171375A (en) 1976-12-02
JPS5129445A (en) 1976-03-12
DE2530001B2 (de) 1978-01-19

Similar Documents

Publication Publication Date Title
AR219047A1 (es) Procedimiento para la recuperacion de solventes de un medio de reaccion usado en la obtencion de isocianatos
SE409852B (sv) Forfarande for avlegsnande av kveve fran avfallsvatten
BR7503065A (pt) Processo para a preparacao de espumas de poliuretano
BR7507404A (pt) Processo para a preparacao de transplantados heterologos de arterias
BR7408776A (pt) Processo para a remocao de contaminante(s)de fluidos hidrocarbonaceos
AR208774A1 (es) Un medio sellador
SE414997B (sv) Demisteraggregat for borttagning av vetskor fran gaser.
DK156272C (da) Fremgangsmaade til fremstilling af 7-d-(-)-alpha-amino-alpha-(p-hydroxyphenylacetamido)desacetoxycephalosporansyre
AR216424A1 (es) Procedimiento para calcinar coque
DOP1975002274A (es) Metodo para la separcion de niquel-cobalto
BR7504636A (pt) Processo para a remocao de incrustacoes de carbono
BR7505205A (pt) Processo para recuperacao de 1,2-dicloroetano de uma mistura
AT342523B (de) Anlage zum entfernen von an der sohle eines rund-klarbeckens anfallenden sedimentierten feststoffen
NL7502193A (nl) Zadelopsluiting voor flexibele drukplaten.
DOP1975002275A (es) Metodo para la separacion de niquel-cobalto
ES442322A0 (es) Un procedimiento para la preparacion de particulas de siliceglobulares.
AR208802A1 (es) Un procedimiento para preparar la 4-imino-1.3-diazobiciclo(3.1.0)hezan-2-ona
BR7500319A (pt) Processo para a preparacao de azocorantes contendo cianogrupos
AR193140A1 (es) Un proceso para la recuperacion de epsilon-caprolactama
BR7708282A (pt) Processo para a recuperacao de catalisador de polimerizacao de eteres de polifenileno
DK216275A (da) Fremgangsmade til fremstilling af salpetersyre
BR7501053A (pt) Processo de flutuacao de espuma aperfeicoado para recuperacao de xelita de minerios de xelita
NL7613150A (nl) Werkwijze ter bereiding van een katalysator- component ten gebruike voor de polymerisatie van (alpha)-alkenen.
NL7500757A (nl) Werkwijze voor de vervaardiging van een kapitonneringsmateriaal.
AR208330A1 (es) Un procedimiento para preparar compuestos de acidos vincristinoico vimblastinoico y leurosidinoico