CH621450B - Fluoreszenzfarbstoffe. - Google Patents

Fluoreszenzfarbstoffe.

Info

Publication number
CH621450B
CH621450B CH122878A CH122878A CH621450B CH 621450 B CH621450 B CH 621450B CH 122878 A CH122878 A CH 122878A CH 122878 A CH122878 A CH 122878A CH 621450 B CH621450 B CH 621450B
Authority
CH
Switzerland
Prior art keywords
fluorescent dyes
dyes
fluorescent
Prior art date
Application number
CH122878A
Other languages
German (de)
English (en)
Other versions
CH621450GA3 (el
Inventor
Roderich Raue
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 of CH621450B publication Critical patent/CH621450B/xx
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of CH621450GA3 publication Critical patent/CH621450GA3/xx

Links

Classifications

    • 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)
  • Coloring (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Detergent Compositions (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
CH122878A 1977-02-05 1978-02-03 Fluoreszenzfarbstoffe. CH621450B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2704825A DE2704825C3 (de) 1977-02-05 1977-02-05 Fluoreszenzfarbstoffe, Verfahren zu deren Herstellung und deren Verwendung zum Weißtönen organischer Materialien

Publications (2)

Publication Number Publication Date
CH621450B true CH621450B (de)
CH621450GA3 CH621450GA3 (el) 1981-02-13

Family

ID=6000433

Family Applications (1)

Application Number Title Priority Date Filing Date
CH122878A CH621450B (de) 1977-02-05 1978-02-03 Fluoreszenzfarbstoffe.

Country Status (11)

Country Link
US (1) US4256900A (el)
JP (1) JPS5821936B2 (el)
BE (1) BE863634A (el)
BR (1) BR7800647A (el)
CH (1) CH621450B (el)
DE (1) DE2704825C3 (el)
ES (1) ES466626A1 (el)
FR (1) FR2379581A1 (el)
GB (1) GB1555453A (el)
IN (1) IN147054B (el)
IT (1) IT7819991A0 (el)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3408028A1 (de) * 1984-03-05 1985-09-12 Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe Verwendung von substituierten und unsubstituierten ringueberbrueckten para-oligophenylenen als uv-laserfarbstoffe
US5037578A (en) * 1986-02-18 1991-08-06 Exciton Chemical Company O,O'-bridged oligophenylene laser dyes and dyestuff lasers and method of lasing therewith
US5041238A (en) * 1986-02-18 1991-08-20 Exciton Chemical Company o,o'-Bridged oligophenylene laser dyes, dyestuff lasers and methods of lasing therewith
EP0374668A3 (de) * 1988-12-16 1992-02-05 A.W. Faber - Castell GmbH & Co. Fluoreszierende Markierungsflüssigkeit
US7728048B2 (en) 2002-12-20 2010-06-01 L-1 Secure Credentialing, Inc. Increasing thermal conductivity of host polymer used with laser engraving methods and compositions
DE60232918D1 (de) * 2001-12-24 2009-08-20 Clariant Internat Ag Lasergravierverfahren sowie mit lasergravur versehene artikel
AU2002364036A1 (en) 2001-12-24 2003-07-15 Digimarc Id Systems, Llc Laser etched security features for identification documents and methods of making same
US7815124B2 (en) 2002-04-09 2010-10-19 L-1 Secure Credentialing, Inc. Image processing techniques for printing identification cards and documents
WO2003056500A1 (en) 2001-12-24 2003-07-10 Digimarc Id Systems, Llc Covert variable information on id documents and methods of making same
US7793846B2 (en) * 2001-12-24 2010-09-14 L-1 Secure Credentialing, Inc. Systems, compositions, and methods for full color laser engraving of ID documents
US7694887B2 (en) 2001-12-24 2010-04-13 L-1 Secure Credentialing, Inc. Optically variable personalized indicia for identification documents
US7824029B2 (en) 2002-05-10 2010-11-02 L-1 Secure Credentialing, Inc. Identification card printer-assembler for over the counter card issuing
US7804982B2 (en) 2002-11-26 2010-09-28 L-1 Secure Credentialing, Inc. Systems and methods for managing and detecting fraud in image databases used with identification documents
US7763179B2 (en) * 2003-03-21 2010-07-27 Digimarc Corporation Color laser engraving and digital watermarking
WO2004095348A2 (en) 2003-04-16 2004-11-04 Digimarc Corporation Three dimensional data storage

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL133761C (el) * 1961-08-19
CH508691A (de) * 1968-06-26 1971-06-15 Ciba Geigy Ag Verwendung von Verbindungen der 3-Phenyl-7-(4'-chlor-pyrazolyl-(1'))-cumarin-Reihe als optische Aufheller in nichttextilen Materialien
BE755136A (fr) * 1969-08-23 1971-02-01 Bayer Ag Agents eclaircissants optiques a base de composes de 4-chloropyrazolyl
DE2050726A1 (de) * 1970-10-15 1972-04-20 Farbenfabriken Bayer Ag, 5090 Leverkusen Aufhellungsmittel
CH592189B5 (el) * 1972-06-21 1977-10-14 Ciba Geigy Ag

Also Published As

Publication number Publication date
IT7819991A0 (it) 1978-02-03
IN147054B (el) 1979-10-27
CH621450GA3 (el) 1981-02-13
US4256900A (en) 1981-03-17
JPS5397025A (en) 1978-08-24
DE2704825C3 (de) 1979-11-29
JPS5821936B2 (ja) 1983-05-04
BR7800647A (pt) 1978-09-12
DE2704825B2 (de) 1979-04-05
DE2704825A1 (de) 1978-08-10
GB1555453A (en) 1979-11-07
BE863634A (fr) 1978-08-03
FR2379581A1 (fr) 1978-09-01
ES466626A1 (es) 1978-10-01

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