BR8006864A - Processo para a preparacao de uretanas e seu emprego na preparacao de isocianatos - Google Patents

Processo para a preparacao de uretanas e seu emprego na preparacao de isocianatos

Info

Publication number
BR8006864A
BR8006864A BR8006864A BR8006864A BR8006864A BR 8006864 A BR8006864 A BR 8006864A BR 8006864 A BR8006864 A BR 8006864A BR 8006864 A BR8006864 A BR 8006864A BR 8006864 A BR8006864 A BR 8006864A
Authority
BR
Brazil
Prior art keywords
preparation
alcohol
isocyanate
uretans
isocians
Prior art date
Application number
BR8006864A
Other languages
English (en)
Portuguese (pt)
Inventor
K Findeisen
R Fauss
K Konig
P Heitkamper
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=6084588&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8006864(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 BR8006864A publication Critical patent/BR8006864A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
    • C07C271/06—Esters of carbamic acids

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)
  • Polyesters Or Polycarbonates (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)
BR8006864A 1979-10-27 1980-10-24 Processo para a preparacao de uretanas e seu emprego na preparacao de isocianatos BR8006864A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792943549 DE2943549A1 (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
BR8006864A true BR8006864A (pt) 1981-04-28

Family

ID=6084588

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8006864A BR8006864A (pt) 1979-10-27 1980-10-24 Processo para a preparacao de uretanas e seu emprego na preparacao de isocianatos

Country Status (10)

Country Link
US (1) US4594441A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0027954B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS57112362A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE1857T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU538607B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8006864A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1144563A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (2) DE2943549A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES496233A0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA806549B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8402995D0 (en) * 1984-02-04 1984-03-07 Bp Chem Int Ltd Transesterification process
JPH03289743A (ja) * 1990-04-05 1991-12-19 Nec Shizuoka Ltd 電話器
ES2575099T3 (es) * 2008-04-01 2016-06-24 Sk Chemicals Co., Ltd. Método para preparar un éster alquílico de ácido graso usando un ácido graso
CN102634382A (zh) * 2012-03-22 2012-08-15 东营职业学院 一种超声空化金属弱酸盐催化地沟油制备生物柴油的方法

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
US3098093A (en) * 1961-02-06 1963-07-16 Eastman Kodak Co Process for the production of esters by alcoholysis
US3950285A (en) * 1974-04-04 1976-04-13 Atlantic Richfield Company Preparation of polymeric urethanes from dicarbamates

Also Published As

Publication number Publication date
DE3061163D1 (en) 1982-12-30
EP0027954B1 (de) 1982-11-24
AU538607B2 (en) 1984-08-23
JPS57112362A (en) 1982-07-13
CA1144563A (en) 1983-04-12
AU6371780A (en) 1981-04-30
ES8106884A1 (es) 1981-09-16
DE2943549A1 (de) 1981-05-07
ZA806549B (en) 1981-11-25
ES496233A0 (es) 1981-09-16
ATE1857T1 (de) 1982-12-15
JPS6411016B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-02-23
EP0027954A1 (de) 1981-05-06
US4594441A (en) 1986-06-10

Similar Documents

Publication Publication Date Title
BR8006850A (pt) Processo para preparacao de uretanas n,o-dissubstituidas, bem como seu emprego como material de partida para preparacao de isocianatos
BR8002598A (pt) Processo para fabricacao de di- e poliuretanas alifaticas e cicloalifaticas
SE8001585L (sv) Forfarande for framstellning av polyuretan med integral eller odelad hud
MX3416E (es) Procedimiento mejorado para la obtencion de poliesteres termoplasticos modificados
BR8002451A (pt) Processo para fabricacao de di- e poliuretanas alifaticas e ciclo-alifaticas
GB916575A (en) 4-hydroxy-2-butynyl n-(3-halophenyl) carbamates and process for preparing same
SE7611110L (sv) Polyol med lag viskositet
BR8204655A (pt) Poliaminas processo para a preparacao de poliaminas e seu emprego
BR8006864A (pt) Processo para a preparacao de uretanas e seu emprego na preparacao de isocianatos
Reeve et al. The Reaction of Propylene Oxide with Methanol1
GB935424A (en) Polyether compositions and a process for their preparation
DE3061360D1 (en) Process for preparing urethanes and their use as starting material in the preparation of isocyanates
BR8605583A (pt) Uretanas,contendo grupos perfluoralquila,grupos epicloridrina e radicais de dialcool,processo para a sua obtencao e utilizacao
GB1043672A (en) Biuret polyisocyanates and production thereof
SE8305538L (sv) Polysilylerat kanamycin a eller b som mellanprodukt vid framstellning av derivat av kanamycin a och b
BR8008830A (pt) Processo para revestimento de reatores por uso de aplicacao de vapor de composto organico
ES309063A1 (es) Procedimiento de obtencion de composiciones de poliisocianato.
ES8507136A1 (es) Un procedimiento para la preparacion de glicosidos de antraciclina
DK197987A (da) Oligourethaner med frie isocyanatgrupper, deres fremstilling og anvendelse som bindemiddel eller bindemiddelkomponent i fugtighedshaerdende 1-komponent-lakker
GB1110600A (en) Method of making phosphorus-containing diols
US2605292A (en) Preparation of butylene glycol ethers
FR2132124B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US3231612A (en) Aralkylthioalkyl amino alcohols
ES8600282A1 (es) Procedimiento para la obtencion de 1-(2,3-dihidro-1,4-benzodioxin-2s-il)-5-(2,3-dihidro)1,4-benzodioxin-2r-il)-3-azapentan-1r-5s-diol
BR7400599D0 (pt) Processo para a obtencao de um composto organico, bem como processo e composicao de avivamento otico com emprego de tal composto