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BR8705868A - Aperfeicoamento em processo para a preparacao de um monouretano - Google Patents

Aperfeicoamento em processo para a preparacao de um monouretano

Info

Publication number
BR8705868A
BR8705868A BR8705868A BR8705868A BR8705868A BR 8705868 A BR8705868 A BR 8705868A BR 8705868 A BR8705868 A BR 8705868A BR 8705868 A BR8705868 A BR 8705868A BR 8705868 A BR8705868 A BR 8705868A
Authority
BR
Brazil
Prior art keywords
preparation
monouretan
processing
reaction
acid
Prior art date
Application number
BR8705868A
Other languages
English (en)
Inventor
Vazken Arsen Alexanian
Original Assignee
American Cyanamid 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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of BR8705868A publication Critical patent/BR8705868A/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
    • C07C271/08—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms
    • 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)
BR8705868A 1986-11-03 1987-11-03 Aperfeicoamento em processo para a preparacao de um monouretano BR8705868A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92605586A 1986-11-03 1986-11-03

Publications (1)

Publication Number Publication Date
BR8705868A true BR8705868A (pt) 1988-06-14

Family

ID=25452673

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8705868A BR8705868A (pt) 1986-11-03 1987-11-03 Aperfeicoamento em processo para a preparacao de um monouretano

Country Status (7)

Country Link
EP (1) EP0266659B1 (pt)
JP (1) JPH085849B2 (pt)
KR (1) KR950006899B1 (pt)
AT (1) ATE104954T1 (pt)
BR (1) BR8705868A (pt)
DE (1) DE3789699T2 (pt)
MX (1) MX168946B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5252689A (en) * 1992-10-20 1993-10-12 American Cyanamid Company N-hydroxysuccinimide-blocked isopropenyl-alpha, alpha-dimethylbenzyl isocyanate and self-cross linking copolymers thereof
US5233003A (en) * 1992-10-20 1993-08-03 American Cyanamid Company Process for the preparation of gel-free self-crosslinking copolymers derived from blocked isopropenyl-alpha, alpha-dimethylbenzyl isocyanate
KR100312414B1 (ko) * 1999-07-23 2001-11-03 조정남 신호의 차등 손실을 갖는 다중화 및 역다중화 장치와 그들을이용한 광전송 시스템
CN118146118A (zh) * 2022-12-07 2024-06-07 万华化学集团股份有限公司 提高异氰酸酯的收率的方法和异氰酸酯的制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4439616A (en) * 1982-07-22 1984-03-27 American Cyanamid Company Tertiary aralkyl urethanes and isocyanates derived therefrom

Also Published As

Publication number Publication date
EP0266659B1 (en) 1994-04-27
JPS63183552A (ja) 1988-07-28
KR950006899B1 (ko) 1995-06-26
DE3789699T2 (de) 1994-12-01
JPH085849B2 (ja) 1996-01-24
EP0266659A3 (en) 1989-01-18
DE3789699D1 (de) 1994-06-01
EP0266659A2 (en) 1988-05-11
KR880006171A (ko) 1988-07-21
ATE104954T1 (de) 1994-05-15
MX168946B (es) 1993-06-16

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Legal Events

Date Code Title Description
EG Technical examination (opinion): publication of technical examination (opinion)
FD3 Appl. lapsed due to non-payment of renewal fee
B15K Others concerning applications: alteration of classification

Ipc: C07C 271/06 (2006.01)