IT971666B - Agenti sbiancanti ottici - Google Patents

Agenti sbiancanti ottici

Info

Publication number
IT971666B
IT971666B IT32646/72A IT3264672A IT971666B IT 971666 B IT971666 B IT 971666B IT 32646/72 A IT32646/72 A IT 32646/72A IT 3264672 A IT3264672 A IT 3264672A IT 971666 B IT971666 B IT 971666B
Authority
IT
Italy
Prior art keywords
whitening agents
optical whitening
optical
agents
whitening
Prior art date
Application number
IT32646/72A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT971666B publication Critical patent/IT971666B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Artificial Filaments (AREA)
  • Plural Heterocyclic Compounds (AREA)
IT32646/72A 1971-12-10 1972-12-06 Agenti sbiancanti ottici IT971666B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2161343A DE2161343A1 (de) 1971-12-10 1971-12-10 Optische aufhellungsmittel

Publications (1)

Publication Number Publication Date
IT971666B true IT971666B (it) 1974-05-10

Family

ID=5827621

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32646/72A IT971666B (it) 1971-12-10 1972-12-06 Agenti sbiancanti ottici

Country Status (9)

Country Link
US (1) US3869469A (en:Method)
JP (1) JPS4866127A (en:Method)
BE (1) BE792483A (en:Method)
CH (1) CH565257A5 (en:Method)
DE (1) DE2161343A1 (en:Method)
FR (1) FR2169809A1 (en:Method)
GB (1) GB1385347A (en:Method)
IT (1) IT971666B (en:Method)
NL (1) NL7216733A (en:Method)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4182861A (en) * 1967-01-05 1980-01-08 Sandoz Ltd. Fluorescent 1,2,3-triazole derivatives of 3-phenylcoumarin
DE2816028A1 (de) * 1978-04-13 1979-10-25 Bayer Ag Cumarin-verbindungen
JP4942254B2 (ja) * 2001-04-19 2012-05-30 愛知時計電機株式会社 ガスメータ
US20060041039A1 (en) * 2004-08-20 2006-02-23 Gyorgyi Fenyvesi Fluorescent poly(alkylene terephthalate) compositions
WO2006041523A1 (en) * 2004-10-08 2006-04-20 E.I. Dupont De Nemours And Company Fluorescent poly(alkylene terephthalate) compositions

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH543564A (de) * 1967-02-16 1973-10-31 Ciba Geigy Ag Verwendung von v-Triazolyl-cumarinen zum optischen Aufhellen ausserhalb der Textilindustrie von organischen Materialien

Also Published As

Publication number Publication date
GB1385347A (en) 1975-02-26
FR2169809A1 (en:Method) 1973-09-14
US3869469A (en) 1975-03-04
JPS4866127A (en:Method) 1973-09-11
BE792483A (fr) 1973-06-08
NL7216733A (en:Method) 1973-06-13
DE2161343A1 (de) 1973-06-20
CH565257A5 (en:Method) 1975-08-15

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