ES264659A1 - Procedimiento para la aclaraciën ëptica de fibras de poliesteres - Google Patents

Procedimiento para la aclaraciën ëptica de fibras de poliesteres

Info

Publication number
ES264659A1
ES264659A1 ES0264659A ES264659A ES264659A1 ES 264659 A1 ES264659 A1 ES 264659A1 ES 0264659 A ES0264659 A ES 0264659A ES 264659 A ES264659 A ES 264659A ES 264659 A1 ES264659 A1 ES 264659A1
Authority
ES
Spain
Prior art keywords
compounds
coumarin
carbon atoms
alkyl group
acid
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES0264659A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of ES264659A1 publication Critical patent/ES264659A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D413/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
    • C07D413/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B57/00—Other synthetic dyes of known constitution
    • C09B57/02—Coumarine dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Coloring (AREA)

Abstract

Procedimiento para la aclaración óptica de fibras de poliésteres, caracterizado porque se fija en las fibras como aclaradoras ópticos derivados de la cumarina que responden a la composición según la fórmula **(fórmula)** en la que R{sub,1}, R{sub,3} y R{sub,4} significan átomos de hidrógeno, grupos alkilo de bajo peso molecular, o átomos de cloro, y R{sub,2} un átomo de hidrógeno, o un grupo alkilo de bajo peso molecular, como aclaradores ópticos.
ES0264659A 1960-02-05 1961-02-04 Procedimiento para la aclaraciën ëptica de fibras de poliesteres Expired ES264659A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH127760A CH390918A (de) 1960-02-05 1960-02-05 Verfahren zur Herstellung neuer Cumarinderivate

Publications (1)

Publication Number Publication Date
ES264659A1 true ES264659A1 (es) 1961-08-01

Family

ID=4206645

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0264659A Expired ES264659A1 (es) 1960-02-05 1961-02-04 Procedimiento para la aclaraciën ëptica de fibras de poliesteres

Country Status (6)

Country Link
BE (1) BE599311A (es)
CH (1) CH390918A (es)
DE (1) DE1222014B (es)
ES (1) ES264659A1 (es)
GB (1) GB914719A (es)
NL (1) NL260844A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1238873B (de) * 1961-07-19 1967-04-20 Ciba Geigy Optische Aufhellmittel
JP6145012B2 (ja) * 2013-09-25 2017-06-07 クラレノリタケデンタル株式会社 有機蛍光色素に好適な化合物及びそれを含む硬化性組成物

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB522672A (en) * 1939-06-02 1940-06-24 Meyer Hans Treating articles, substances or materials of a yellowish or off-white tint so as to obtain a pure white appearance
FR1159273A (fr) * 1955-09-28 1958-06-25 Bayer Ag Agents d'éclaircissement

Also Published As

Publication number Publication date
NL260844A (es)
GB914719A (en) 1963-01-02
CH390918A (de) 1965-04-30
DE1222014B (de) 1966-08-04
BE599311A (es)

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