BE856475Q - Nouveaux composes stilbeniques servant d'azurants optiques - Google Patents

Nouveaux composes stilbeniques servant d'azurants optiques

Info

Publication number
BE856475Q
BE856475Q BE179077A BE179077A BE856475Q BE 856475 Q BE856475 Q BE 856475Q BE 179077 A BE179077 A BE 179077A BE 179077 A BE179077 A BE 179077A BE 856475 Q BE856475 Q BE 856475Q
Authority
BE
Belgium
Prior art keywords
stilbenic
new
optical brighteners
compounds serving
serving optical
Prior art date
Application number
BE179077A
Other languages
English (en)
Original Assignee
Ciba Geigy
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
Priority claimed from CH1540571A external-priority patent/CH555872A/de
Priority claimed from CH559572A external-priority patent/CH567055A5/de
Application filed by Ciba Geigy filed Critical Ciba Geigy
Application granted granted Critical
Publication of BE856475Q publication Critical patent/BE856475Q/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
    • C07D263/52—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
    • C07D263/62—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems having two or more ring systems containing condensed 1,3-oxazole rings
    • C07D263/64—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems having two or more ring systems containing condensed 1,3-oxazole rings linked in positions 2 and 2' by chains containing six-membered aromatic rings or ring systems containing such rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BE179077A 1971-10-21 1977-07-05 Nouveaux composes stilbeniques servant d'azurants optiques BE856475Q (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1540571A CH555872A (de) 1971-10-21 1971-10-21 Verwendung neuer stilbenverbindungen als optische aufhellmittel fuer die massenaufhellung von synthetischen organischen materialien.
CH559572A CH567055A5 (en) 1972-04-14 1972-04-14 4,4-bis-benzoxazolyl-stilbene derivs - used as optical brightening agent in polyesters (esp) polyamides and pvc

Publications (1)

Publication Number Publication Date
BE856475Q true BE856475Q (fr) 1977-10-31

Family

ID=25698058

Family Applications (1)

Application Number Title Priority Date Filing Date
BE179077A BE856475Q (fr) 1971-10-21 1977-07-05 Nouveaux composes stilbeniques servant d'azurants optiques

Country Status (6)

Country Link
US (1) US3860584A (fr)
JP (1) JPS4851015A (fr)
BE (1) BE856475Q (fr)
DE (1) DE2250047A1 (fr)
FR (1) FR2157370A5 (fr)
GB (1) GB1382364A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282355A (en) * 1980-02-14 1981-08-04 Hoechst Aktiengesellschaft Process for the manufacture of bis-benzoxazolyl-stilbene compounds
US4921964A (en) * 1989-03-01 1990-05-01 Eastman Kodak Company Process for the preparation of stilbene derivatives
DE3911221A1 (de) * 1989-04-07 1990-10-11 Bayer Ag Verfahren zur herstellung von bifunktionellen, mindestens eine z-konfigurierte stilbengruppierung enthaltenden stilbenverbindungen, neue bifunktionelle, mindestens eine z-konfigurierte stilbengruppierung enthaltende stilbenverbindungen sowie die verwendung der stilbenverbindungen zur herstellung von polymeren
US6177574B1 (en) 2000-03-02 2001-01-23 Eastman Chemical Company Preparation of mixtures of benzoxazolyl-stilbene compounds

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3586673A (en) * 1968-02-05 1971-06-22 Eastman Kodak Co Preparation of symmetrically and unsymmetrically substituted stilbenebisbenzoxazoles

Also Published As

Publication number Publication date
US3860584A (en) 1975-01-14
GB1382364A (en) 1975-01-29
JPS4851015A (fr) 1973-07-18
DE2250047A1 (de) 1973-04-26
FR2157370A5 (fr) 1973-06-01

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