AT342031B - Verfahren zur herstellung mehrwertiger, aromatischer cyansaureester - Google Patents

Verfahren zur herstellung mehrwertiger, aromatischer cyansaureester

Info

Publication number
AT342031B
AT342031B AT121676A AT121676A AT342031B AT 342031 B AT342031 B AT 342031B AT 121676 A AT121676 A AT 121676A AT 121676 A AT121676 A AT 121676A AT 342031 B AT342031 B AT 342031B
Authority
AT
Austria
Prior art keywords
value
acid esters
cyanic acid
manufacturing
aromatic cyanic
Prior art date
Application number
AT121676A
Other languages
English (en)
Other versions
ATA121676A (de
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
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of ATA121676A publication Critical patent/ATA121676A/de
Application granted granted Critical
Publication of AT342031B publication Critical patent/AT342031B/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C261/00—Derivatives of cyanic acid
    • C07C261/02—Cyanates
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/14—The ring being saturated
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/93—Spiro compounds
    • C07C2603/94—Spiro compounds containing "free" spiro atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT121676A 1975-02-22 1976-02-20 Verfahren zur herstellung mehrwertiger, aromatischer cyansaureester AT342031B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752507671 DE2507671A1 (de) 1975-02-22 1975-02-22 Verfahren zur herstellung hochreiner mehrwertiger cyansaeureester

Publications (2)

Publication Number Publication Date
ATA121676A ATA121676A (de) 1977-07-15
AT342031B true AT342031B (de) 1978-03-10

Family

ID=5939531

Family Applications (1)

Application Number Title Priority Date Filing Date
AT121676A AT342031B (de) 1975-02-22 1976-02-20 Verfahren zur herstellung mehrwertiger, aromatischer cyansaureester

Country Status (3)

Country Link
AT (1) AT342031B (de)
BE (1) BE838777A (de)
DE (1) DE2507671A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035078A (en) * 1975-11-05 1977-07-12 Woo Harry W Method and apparatus for increasing contrast and resolution from low density film
FR2456730A2 (fr) * 1979-05-15 1980-12-12 Ugine Kuhlmann Procede de preparation des isocyanates organiques a partir des derives nitres
US4981994A (en) * 1989-07-31 1991-01-01 Shell Oil Company Preparation of cyanate esters
US5932762A (en) * 1994-05-27 1999-08-03 Lonza, Ltd. Process for the production of aryl cyanates

Also Published As

Publication number Publication date
DE2507671A1 (de) 1976-09-02
ATA121676A (de) 1977-07-15
BE838777A (fr) 1976-08-20

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee