ATA121676A - PROCESS FOR MANUFACTURING VALUE-VALUE, AROMATIC CYANIC ACID ESTERS - Google Patents

PROCESS FOR MANUFACTURING VALUE-VALUE, AROMATIC CYANIC ACID ESTERS

Info

Publication number
ATA121676A
ATA121676A AT121676A AT121676A ATA121676A AT A121676 A ATA121676 A AT A121676A AT 121676 A AT121676 A AT 121676A AT 121676 A AT121676 A AT 121676A AT A121676 A ATA121676 A AT A121676A
Authority
AT
Austria
Prior art keywords
value
acid esters
cyanic acid
manufacturing
aromatic cyanic
Prior art date
Application number
AT121676A
Other languages
German (de)
Other versions
AT342031B (en
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/en
Application granted granted Critical
Publication of AT342031B publication Critical patent/AT342031B/en

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 PROCESS FOR MANUFACTURING VALUE-VALUE, AROMATIC CYANIC ACID ESTERS AT342031B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752507671 DE2507671A1 (en) 1975-02-22 1975-02-22 Polyvalent aromatic cyanate ester prepn. - by halogen cyanide reaction with di-or polytrialkyl ammonium phenolate

Publications (2)

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

Family

ID=5939531

Family Applications (1)

Application Number Title Priority Date Filing Date
AT121676A AT342031B (en) 1975-02-22 1976-02-20 PROCESS FOR MANUFACTURING VALUE-VALUE, AROMATIC CYANIC ACID ESTERS

Country Status (3)

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

Cited By (1)

* 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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2456730A2 (en) * 1979-05-15 1980-12-12 Ugine Kuhlmann PROCESS FOR THE PREPARATION OF ORGANIC ISOCYANATES FROM NITER DERIVATIVES
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

Cited By (1)

* 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

Also Published As

Publication number Publication date
DE2507671A1 (en) 1976-09-02
BE838777A (en) 1976-08-20
AT342031B (en) 1978-03-10

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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